Class / Patent application number | Description | Number of patent applications / Date published |
280433000 | Fifth wheel only | 89 |
20080224442 | Fifth-wheel hitch assembly adaptable for use with multiple vehicle hitch coupling systems - An adaptive fifth-wheel hitch system operable with a vehicle hitch coupling system, the fifth-wheel hitch assembly comprising a fifth-wheel hitch assembly configured to removably couple a fifth-wheel trailer to a vehicle; an adapter configured to operably relate and to removably couple the fifth-wheel hitch assembly to the vehicle hitch coupling system, the fifth-wheel hitch assembly and the vehicle hitch coupling system otherwise being inoperable with one another, the adapter comprising a mounting component having a first interface operable to relate and secure the adapter to the fifth-wheel hitch assembly, and a coupling component having a second interface operable to relate and secure the adapter to the vehicle hitch coupling system, the coupling component corresponding to a receiving component of the vehicle hitch coupling system. | 09-18-2008 |
20080231018 | Fifth Wheel - A fifth wheel comprises a coupling plate and at least two pillow blocks for the supported mounting of the coupling plate on a vehicle chassis of the tractor vehicle, the pillow block comprising a support region and a mounting region. The mounting region is designed for the detachable mounting of the pillow block to a transverse strut of the vehicle chassis of the tractor vehicle. | 09-25-2008 |
20080265544 | Fifth Wheel Assembly for Coupling a Trailer to a Truck Tractor and a Method for Operating Said Assembly - A fifth wheel assembly for coupling a trailer to a truck tractor is provided and includes a fifth wheel and a supporting structure for supporting the fifth wheel on the rear part of the tractor truck. The supporting structure includes a sliding arrangement enabling the fifth wheel to be repositioned between different positions. A number of sensors are positioned on the supporting structure and on the fifth wheel and are included in a control system for predetermined information and control of operating conditions. | 10-30-2008 |
20080284132 | Covering for a fifth wheel load plate and kingpin of a transport trailer to prevent messing an antitheft locking device that surrounds the covering on the kingpin - A light-weight plastic protective covering for a kingpin of a transport trailer which prevents grease from adhering to or sticking to the locking device added to the kingpin to prevent stealing the transport trailer when it is decoupled from a road tractor. The protective covering is placed over the kingpin and the antitheft locking device is placed over the protective covering and secured to the kingpin on the outside of the protective covering. | 11-20-2008 |
20090085326 | HITCH ADAPTER FOR TOWING A FIFTH WHEEL TRAILER - A wheeled vehicle including a platform portion having a mounting bracket for coupling a fifth wheel hitch to the vehicle. A pair of elongate frame members are located beneath the platform portion, and each having a lengthwise axis oriented substantially parallel to a forward direction of travel of the vehicle. A brace frame beneath the platform that is coupled between the pair of elongate frame members. The mounting bracket is secured to the brace frame and includes a stabilizer including a pair of elongate support arms joined by a cross-member. An anchor arrangement fixes the bracket relative the platform with long axes of the pair of arms transverse to the forward direction of travel. The mounting bracket has a lower portion in abutting engagement with the platform portion of the vehicle and an upper portion configured for receiving fixed coupled engagement of a fifth wheel hitch. | 04-02-2009 |
20090115164 | Mobile cleaning units and systems - Mobile restoration vehicles are provided having at least one axle, with the vehicle comprising a base supported by the axle; walls extending vertically from the base of the vehicle; and a roof supported by the walls, the base, walls, and roof defining at least a portion of the perimeter of the vehicle. The first wall can define an opening configured to receive materials to be restored. Within the perimeter along a second wall an ultrasonic cleaning apparatus can be placed. Along a second wall, opposite the first wall, a contaminated material staging area can be placed. The vehicle can include an ultrasonic cleaning apparatus placed along one wall within the trailer, a staging area along another wall within the trailer, and drying shelves within the above bed portion of the trailer. | 05-07-2009 |
20090127821 | RECREATIONAL VEHICLE - A trailer of the type that is intended to be towed with a towing vehicle has a trailer body with an elevated front portion. The towing vehicle has a vehicle hitch assembly, and the trailer body has an elevated front portion, with a mounting arrangement extending downward from beneath the front portion. A reflector is integral with the front portion of the trailer body. The reflector faces forward and downward such that the driver of the towing vehicle may view the reflection of the vehicle hitch assembly and the mounting arrangement extending from the trailer body as the towing vehicle is backed up. This facilitates positioning the towing vehicle for connection to said trailer. | 05-21-2009 |
20090243258 | FIFTH WHEEL LUBE PLATE HAVING A PERFORATED SUPPORT MEMBER - The fifth wheel hitch lube plate of the present invention comprises a perforated support member having a plurality of perforations and a lubricious material molded around the perforated support member such that the lubricious material covers both the top and bottom surfaces of the perforated support member and extends through the perforations formed in the perforated support member. Preferably, the support member is a perforated metal plate and the lubricious material is nylon, graphite, or an ultra-high molecular weight (UHMW) polyethylene material. The problems associated with utilizing nylon (or similar materials) and bonding it to a support plate are overcome by forming the plurality of apertures in the support plate so that a mechanical cohesive bond is formed between the upper and lower surfaces of the support plate, thereby substantially increasing the lube plate strength, and shear strength, while decreasing the likelihood that the lube plate may buckle. | 10-01-2009 |
20090322058 | Half round trailer with lower center of gravity - A trailer including a body having a cavity formed by an upper surface and a lower surface, at least a portion of a coupling assembly disposed within the cavity and having a reinforcement plate proximate the lower surface, a distribution plate, at least one support beam, and a top plate, wherein the distribution plate is disposed atop the reinforcement plate, the at least one support beam is disposed atop the distribution plate, and the top plate is disposed atop the at least one support beam. | 12-31-2009 |
20100084836 | FIFTH WHEEL HITCH - A fifth wheel hitch assembly is provided for use with a kingpin, the hitch assembly including a hitch frame including a throat for receiving the kingpin therein, a jaw member pivotally coupled to the hitch frame and moveable between an open orientation and a closed orientation, and a locking arm having a cooperative relationship with the jaw member. One of the jaw member and locking arm defines a guide surface and another of the jaw member and locking arm includes a follower configured to traverse the guide surface, traverse of the follower along a guide segment of the guide surface directing rotation of the jaw member between the open orientation and the closed orientation, and traverse of the follower along a lock segment directing releasable locking of the jaw member in the closed orientation. | 04-08-2010 |
20100109285 | UNDERBED HITCH MOUNTING SYSTEM - An underbed hitch mounting system is described. The mounting system may be utilized for towing vehicles wherein the mounting system may selectively accommodate either a fifth wheel hitch or a gooseneck hitch. The mounting system may include at least one rail capable of being connected to a vehicle frame, wherein the rail includes at least one socket. The socket may be engaged with a receiving member, wherein the receiving member may be engaged with a leg of a fifth wheel hitch. A mid rail may be connected to the rails and may include a hitch ball socket that is capable of engagement with a hitch. | 05-06-2010 |
20100127477 | RECREATIONAL VEHICLE CHASSIS - A fifth wheel trailer of the type designed to be towed with a towing vehicle having a vehicle hitch assembly includes a trailer body having an elevated front portion, and a mounting arrangement extending downward from beneath the front portion. The front portion of the trailer body has a generally convex forward surface. The trailer further includes a trailer chassis supporting the trailer body. The trailer chassis includes a forward portion supporting the front portion of the trailer body. The forward portion of the trailer chassis has a pair of side frame beams that extend along the sides of the trailer chassis. The forward portion of the trailer chassis includes a curved forward edge beam that is joined to the forward ends of the pair of side frame beams. The curved forward edge beam generally matches the curve of the front portion of the trailer body and provides support for the trailer body. | 05-27-2010 |
20100237587 | FIFTH WHEEL HITCH - The present application describes apparatus for attaching or securing a fifth wheel hitch to a bed of a towing vehicle. The fifth wheel hitch may be arranged to be secured to a hitch ball, such as a gooseneck hitch ball. The fifth wheel hitch may include a chamber for accepting a hitch ball, a locking pin for securing the hitch ball in the chamber, and a handle for selectively securing and releasing the hitch ball. The locking pin may be biased towards a position for securing the hitch ball in the chamber. A damper may be included to dampen impact forces transferred from the trailer to the towing vehicle through the fifth wheel hitch. The fifth wheel hitch may include support members having wear strips that may rest on the surface of the towing vehicle bed. | 09-23-2010 |
20100244406 | LIGHTWEIGHT NARROW-SPAN FIFTH WHEEL - A semi-tractor including a pair of C-shaped frame rails and having a rail distance therebetween, a fifth wheel hitch having mounting areas therein, mounting brackets located within the mounting areas, and a support assembly supporting the mounting brackets. An outside distance between the mounting areas is shorter than the rail distance. | 09-30-2010 |
20100253044 | MOBILE WORK MACHINE - The invention relates to a mobile working machine, particularly an automatic concrete pump, having a chassis ( | 10-07-2010 |
20100264624 | METHOD AND APPARATUS FOR MAKING GALVANIZED UPPER COUPLER ASSEMBLY - A method of making a galvanized upper coupler assembly for use in a trailer and the corresponding upper coupler assembly apparatus is disclosed. The method comprises the steps of providing a frame, covering at least one area of the frame with a mask, galvanizing the portions of the frame that are not covered, removing the mask, providing a kingpin, and attaching the kingpin to the frame. After attachment of the kingpin to the frame, the combined assembly can be coated with a rust resistant coating. if desired, a cover plate can be attached to the frame, over the kingpin. | 10-21-2010 |
20110089667 | UPPER COUPLER ASSEMBLY AND INSPECTION METHOD THEREFOR - Upper coupler assemblies for mounting coupling devices to trailers, and methods for inspecting upper coupler assemblies. The upper coupler assemblies include a housing having first and second members that define a cavity therebetween. At least the second member has a through-hole adapted to receive a coupling device, such as a kingpin. The cavity contains at least one fluid-tight chamber, more preferably multiple gas-tight and liquid-tight chambers by walls within the cavity. The coupler assembly has at least one fluid inlet for introducing and/or withdrawing a fluid (liquid and/or gas) from one or more of the chambers. The integrity of the upper coupler assembly can be evaluated by introducing or removing a gas from the one or more chambers and detecting the presence of any gas leaks in the one or more chambers. | 04-21-2011 |
20120018977 | FIFTH WHEEL HITCH SKID PLATE COVER - A fifth wheel hitch may include a skid plate having a plurality of recesses, and a skid plate cover secured to the skid plate. The skid plate cover may also include a plurality of projections, where the projections engage with the recesses of the skid plate. | 01-26-2012 |
20120086185 | END DUMP TRAILER - A trailer frame assembly for a fifth wheel trailer frame in which at least a portion of the frame is torsionally stiffened with a rectangular closed section in a transverse cross section. The rectangular closed section is formed by longitudinal, parallel spaced vertical side plates, a top pan extending between top portions of the side plates, and a bottom pan between bottom portions of the side plates. Overlap joints between the side plates and the top and bottom pans allow for connection with threaded or rivet fasteners. An end dump semi trailer is also provided with a double acting lift cylinder on each side of the trailer. Also provided is a latch lift assembly for a dump gate using a linkage assembly to impart vertical upward movement to dump gate to unlatch the dump gate from a cradle catch. | 04-12-2012 |
20120223507 | TRAVEL TRAILER HAVING IMPROVED TURNING RADIUS - A travel trailer configured to be coupled to and towed by a vehicle is provided. The travel trailer has a compartment that is attached to a chassis which includes a front end and a rear end. A plurality of wheels are attached to the chassis adjacent the rear end, and a hitch assembly is attached to the chassis adjacent the front end. The compartment at the front end of the chassis forms first and second corners. A recess, directed inwardly toward the interior of the compartment, is located at each corner of the compartment. Cavities formed by each recess may receive a portion of the vehicle while the vehicle is engaged in a turn. | 09-06-2012 |
20120261902 | FIFTH WHEEL TRAVEL TRAILER - A fifth wheel travel trailer chassis includes a front frame member, a first inner side frame member substantially perpendicular to the front frame member, a first outer side frame member substantially perpendicular to the front frame member, and a first brace member. The first inner side frame member has a forward end connected to a first end of the front frame member. The first outer side frame member has a forward end that is rearward of the front frame member. The first brace member has a first end connected to the first inner side frame member rearward of the front frame member and a second end connected to the forward end of the first outer side frame member. | 10-18-2012 |
20120286496 | Fifth-Wheel Trailer with an Adjustable Floor and a Method for its Use - A fifth-wheel trailer having a forward section comprising an adjustable-height floor. The floor being capable of moving up to a raised position to provide sufficient clearance for a towing vehicle to attach to the trailer for towing. The floor also being capable of moving down to a lowered position to provide a trailer with an approximately even floor and a full-height ceiling throughout. The present adjustable-height floor does not interfere with the structural stability of the trailer's main frame including its pin box. | 11-15-2012 |
20130069340 | OSCILLATING KINGPIN STRUCTURE FOR GRAIN TRAILER - A rocking trailer kingpin assembly for a grain trailer constructed of aluminum or light weight steel includes an upper subframe mounted to the trailer body with a pivotable lower subframe hinged to the upper subframe. The lower subframe includes a skid plate from which a kingpin extends such that the kingpin can be received in the filth wheel coupling, of a truck tractor. | 03-21-2013 |
20130076006 | DEVICE FOR POSITIONING WHEELED TRANSPORT LANDING GEAR LEGS(S) METHODS AND INVENTION - Disclosed is a landing gear including a leg, a foot, an indexing member, a mounting structure and a calibration structure. The leg extends downwardly in use and defines a longitudinal axis. The foot is operatively mounted to the leg for axial movement between a retracted position proximal to the leg and an extended position distal to the leg. The indexing member, in use, is operatively connected to the leg. The mounting structure, in use, is operatively connected to the foot. The calibration structure is connected to the mounting structure and, in use, extends axially alongside the leg. The landing gear can facilitate drop and pick-up of highway trailers. | 03-28-2013 |
20130082453 | APPARATUS FOR MEASURING ARTICULATION ANGLE BETWEEN A TRACTOR AND TRAILER IN AN ARTICULATED VEHICLE - Apparatus for measuring the articulation angle between a tractor and trailer connected by a kingpin and fifth wheel include a transfer assembly associated with the kingpin and interacting with the fifth wheel such that the transfer assembly is rotationally moved relative to the kingpin by relative rotational movement between the kingpin and the fifth wheel. This rotational movement is read by an articulation sensing mechanism having one of a reader element and output element mounted to the transfer assembly and the other of the reader element and the output element operatively mounted to the trailer such that the reader element and the output element interact to provide a signal corresponding to the articulation angle between the tractor and trailer. This signal can be analyzed by a processor for any beneficial use, for example, outputting to a counter steering mechanism. | 04-04-2013 |
20130168946 | BEARING ASSEMBLY OF A FIFTH WHEEL COUPLING - A bearing assembly having a bearing block of a fifth wheel coupling. The bearing block has at least one vertical fastening flange. The tractive unit has a frame element, which has a vertical section. The vertical fastening flange is connected to the outside of the vertical section by a screw connection. A component, on which the vertical fastening flange is supported at least in the vertical direction, is fastened to the vertical section. | 07-04-2013 |
20130200593 | FIFTH WHEEL HITCH - The present application describes apparatus for attaching or securing a fifth wheel hitch to a bed of a towing vehicle. The fifth wheel hitch may be arranged to be secured to a hitch ball, such as a gooseneck hitch ball. The fifth wheel hitch may include a chamber for accepting a hitch ball, a locking pin for securing the hitch ball in the chamber, and a handle for selectively securing and releasing the hitch ball. The locking pin may be biased towards a position for securing the hitch ball in the chamber. A damper may be included to dampen impact forces transferred from the trailer to the towing vehicle through the fifth wheel hitch. The fifth wheel hitch may include support members having wear strips that may rest on the surface of the towing vehicle bed. | 08-08-2013 |
20130214511 | FIFTH WHEEL COUPLING - On a fifth wheel coupling ( | 08-22-2013 |
20130241178 | METHOD AND APPARATUS FOR MAKING GALVANIZED UPPER COUPLER ASSEMBLY - A method of making a galvanized upper coupler assembly for use in a trailer and the corresponding upper coupler assembly apparatus is disclosed. The method comprises the steps of providing a frame, covering at least one area of the frame with a mask, galvanizing the portions of the frame that are not covered, removing the mask, providing a kingpin, and attaching the kingpin to the frame. After attachment of the kingpin to the frame, the combined assembly can be coated with a rust resistant coating if desired, a cover plate can be attached to the frame, over the kingpin. | 09-19-2013 |
20130285347 | FIFTH WHEEL SUPPORT ASSEMBLY WITH SLIDE LIMITER - A sliding fifth wheel hitch assembly includes a longitudinal rail having a substantially vertical side member, a first end portion, and a second end portion. At least one carriage bracket is slidably engaged with the longitudinal rail. The carriage bracket is adapted to support a hitch plate. An engagement assembly is coupled with the carriage bracket for releasably engaging the longitudinal rail along a length of the longitudinal rail between the first and second end portions. At least one slide stop laterally extends from the substantially vertical side member of the longitudinal rail proximate at least a select one of the first end portion and the second end portion. The slide stop is positioned to abut the carriage bracket, thereby limiting a sliding motion of the hitch plate with respect to the longitudinal rail. | 10-31-2013 |
20130307247 | Fifth Wheel Hitch Assembly With Lock Timing Assembly - The latch assembly of a fifth wheel hitch plate comprises a latch member movable between lock and unlocked positions, a plunger member movable between engaged and unengaged positions, an actuator movable between coupled and uncoupled positions, a locking member movable between first and second positions, and a biasing member that biases the locking member from the disengaged position to the engaged position, wherein the latch member abuts the locking member as the latch member is moved from the unlocked position to the locked position, thereby moving the locking member from the first position to the second position. | 11-21-2013 |
20130320650 | HIGH LOCK WARNING SYSTEM FOR FIFTH WHEEL HITCHES - The high lock warning system for fifth wheel hitches provides audible and/or visual warning to the operator of a towing vehicle in the event that the king pin of the trailer passes beyond the forward edge of the fifth wheel hitch plate of the towing vehicle during hitching operations. The system includes a panel pivotally attached to the forward portion of the fifth wheel. One or more warning devices are activated if the panel is deflected by the king pin during hitching operations, i.e., a high lock condition. The system may also include an indicator to show proper engagement of the king pin in the fifth wheel hitch. The high lock warning actuator panel may be secured in its normal position by a shear pin that breaks in the event of a high lock, and/or a spring to return the panel to its normal position after a high lock. | 12-05-2013 |
20130328286 | FIFTH WHEEL ASSEMBLY WITH AUTOMATIC LOCKOUTS - A fifth wheel hitch assembly includes a support bracket operably coupled to a vehicle frame member; a hitch plate that has a throat adapted to receive a kingpin and a rear portion, wherein the hitch plate is pivotably coupled to the support bracket for pivoting between a first and second positions; a stabilizer assembly coupled to the hitch plate, the stabilizer assembly operating between an unlocked position, wherein the hitch plate pivots between the first and second positions, and the locked position, wherein the stabilizer assembly is coupled with the rear portion and a select one of the vehicle frame and the support bracket, thereby restricting pivotable movement of the hitch plate; and a remotely located controller that operates the stabilizer assembly between the unlocked and locked positions. | 12-12-2013 |
20140001731 | PLATFORM TRAILER WITH REINFORCED NECK | 01-02-2014 |
20140008893 | Composite Articles, Wear Plates and Methods - A metal matrix composite article is described that includes a metal component, a ceramic component, and a lubricious component. The metal matrix composite article has a first surface and a second surface. The lubricious component is present in an amount that is highest at the first surface and is lowest at the second surface. The ceramic component is present in an amount that is highest at the first surface and is lowest at the second surface. The metal component is present in an amount that is highest at the second surface and is lowest at the first surface. In some cases, the metal matrix composite article is a wear plate for a fifth wheel hitch. | 01-09-2014 |
20140049024 | FIFTH WHEEL - A fifth wheel coupling with a pull handle, having a pull lever and a safety lever. The pull handle can move in a travel space of a guide mechanism of the fifth wheel coupling plate into a closed position and a release position. Elements are provided for blocking the pull handle, consisting of a safety mechanism with a movably disposed blocking element. The safety mechanism is arranged on the fifth wheel coupling plate. The pull handle has a device for manipulation of the safety mechanism. | 02-20-2014 |
20140138933 | Jawed Fifth Wheel Hitch - Jaws of a fifth wheel hitch have front arms that overlap each other. The jaws are linked for simultaneous movement at the same speed and corresponding positions when closing around the kingpin, and a pawl holds the jaws closed. A handle moves a pawl to unlock the hitch to allow ejection of the kingpin, and once the jaws are open the pawl holds them open. A position indicator is linked both to the handle and to one of the jaws. The position indicator moves between three indications: locked, unlocked and open. | 05-22-2014 |
20140159339 | SLIDING HITCH ASSEMBLY CAPTURE PLATE - The present invention provides a capture plate for preventing rotation between a trailer and a hitch assembly. The hitch assembly mounts on a vehicle, and is preferably a sliding hitch assembly. The capture plate has a lip which mates with the pin box of a fifth wheel trailer, the lip prevents rotation between the trailer and the capture plate. The capture plate has a restriction part which mates with the pin slot on the hitch assembly, the restriction part restricts rotation between the capture plate and the hitch. The capture plate has a fastener which removably secures the capture plate to the pin box. | 06-12-2014 |
20140339789 | Fifth Wheel Hitch Kingpin Assembly - A kingpin assembly comprises a housing having a recess located therein, a kingpin having at least a portion located within the recess of the housing, a collar member operably coupled to the kingpin, and a collet member extending about the kingpin and frictionally engaging the housing and the kingpin. | 11-20-2014 |
20140339790 | FIFTH WHEEL HITCH KINGPIN ASSEMBLY - A kingpin assembly comprises a housing having a recess located therein, a kingpin having at least a portion located within the recess of the housing, a coupler member operably coupled to the kingpin, and a collet member engaging the housing and the kingpin, and engaging the coupler member such that an uncoupling of the coupler member from the kingpin at least partially disengages the collet member from the kingpin. | 11-20-2014 |
20140346754 | FIFTH WHEEL HITCH ASSEMBLY HAVING DIRECT-MOUNT MOUNTING BRACKETS - A fifth wheel hitch assembly is provided. The assembly includes at least one mounting bracket adapted to support a hitch plate and a vehicle frame rail having a vertical portion and at least one horizontal portion, wherein the at least one mounting bracket is disposed on the at least one horizontal portion. Also included is a support bracket having a lower portion and an upper portion, wherein the lower portion is releasably secured to the vertical portion of the vehicle frame rail and the upper portion is releasably secured to the at least one mounting bracket. | 11-27-2014 |
20150042070 | PLATFORM TRAILER WITH REINFORCED NECK - A platform trailer neck reinforcement structure includes a first beam reinforcement structure that includes: (i) a first beam inner insert connected to an inner side of the first beam; and, (ii) and a first beam outer insert connected to an outer side of the first beam. The neck reinforcement structure also includes a second beam reinforcement structure that includes: (i) a second beam inner insert connected to an inner side of the second beam; and, (ii) and a second beam outer insert connected to an outer side of the second beam. Internal cross members extend between and interconnect the first beam inner insert and the second beam inner insert. A first group of external cross members are located between the first beam outer insert and the left side rail, and a second group of external cross members are located between the second beam outer insert and the right side rail. Each external cross member comprises an inner segment connected to an outer segment, said inner and outer segments of each external cross member of the first group connected respectively to the first beam outer insert and the left side rail, and the inner and outer segments of each external cross member of the second group connected respectively to the second beam outer insert and the right side rail. | 02-12-2015 |
20150084310 | UNIVERSAL FIFTH WHEEL PLATE COVER AND METHOD - An improved universal greaseless fifth wheel plate cover and method of installation are disclosed. The fifth wheel plate cover can be retrofitted to almost every existing conventional (greased) fifth wheel, or it could optionally be manufactured into new fifth wheels. The disclosed device comprises a slip plate, which preferably is comprised of a pair of mirror-imaged slip plate members, a plurality of tie down plates, and at least two ramp plate members. The slip plate(s) contain recessed pockets with a plurality of slip plate holes for receiving the plurality of tie down plates. Each tie down plate contains a plurality of corresponding tie down plate holes with sloped edges for contacting a fifth wheel top surface at a distance removed from the bottom edge of the slip plate, thereby ensuring that a weld to fixedly attach the tie down plate to the fifth wheel top surface does not compromise the integrity of the slip plate upon installation. | 03-26-2015 |
20150097354 | King pin coupler - A fifth wheel for use between a tractor and a trailer wherein the trailer has a king pin comprising a frame mounted on the tractor, a lower plate member, an intermediate plate member formed of a low friction material and mounted on the lower plate member, an upper plate member covering the low friction layer, a coupling support mounted on the upper plate member and a king pin retention device mounted on the coupling support. | 04-09-2015 |
20150102583 | FIFTH WHEEL FLUID LOCK SAFETY SYSTEM AND METHOD - A tractor-trailer vehicle system and method comprising a safety sensor disposed on a fifth wheel assembly to indicate an unlocked position of the fifth wheel assembly. The safety sensor is configured to transmit a signal, either hard wired or wireless, to a valve controller which maintains a valve in the brake line to a trailer parking brake in a closed position based on the unlocked position of the fifth wheel. When the fifth wheel locking mechanism is in an unlocked position, the valve is maintained in a “no go” closed position so that the trailer parking brake remains engaged. The methods include steps to both operate the system and to assemble the fifth wheel safety system. | 04-16-2015 |
20150130164 | Platform Trailer with Reinforced Neck - A platform trailer includes a neck reinforcement structure located in the neck region. The neck reinforcement structure includes a first beam reinforcement structure located adjacent an inner side of the first beam that is oriented toward the second beam, and a second beam reinforcement structure located adjacent an inner side of the second beam that is oriented toward the first beam. A plurality of internal cross members extend between and interconnect the first and second beam reinforcement structures. A fifth wheel plate is fixedly secured to and that extends between both the first and second beams. A kingpin is connected to the fifth wheel plate and is adapted to be engaged by an associated tractor fifth wheel. The neck reinforcement structure allows for use of aluminum alloy beams with a reduced height in the neck region of the trailer. | 05-14-2015 |
20160075197 | COUPLING SYSTEM - A roll coupling system ( | 03-17-2016 |
20160114844 | RETRACTABLE TRAILER APPARATUS - A semi-trailer includes a parallelpiped shaped van having front and rear axially elongated parallelepiped shaped modules. The front axially elongated parallelepiped module is dimensioned and configured for telescoping axial movement with respect to the rear axially elongated parallelepiped module to vary the overall length of the trailer. | 04-28-2016 |
20160129741 | FIFTH WHEEL HITCH ASSEMBLY HAVING DIRECT-MOUNT MOUNTING BRACKETS - A fifth wheel hitch assembly is provided that includes a mounting bracket adapted to support a fifth wheel hitch plate and having a substantially vertical surface, a vehicle frame rail having a substantially horizontal portion and a substantially vertical portion; and a support bracket having a first portion secured to the substantially vertical portion of the vehicle frame rail and a second portion secured to the substantially vertical surface of the mounting bracket, and having a plurality of mounting positions spaced longitudinally along the support bracket from one another, wherein the mounting bracket is releasably secured to less than a total number of the mounting positions. | 05-12-2016 |
280434000 | Self-coupling | 6 |
20080315557 | Apparatus and methods for remotely controlling fifth wheel hitch assembly - Apparatus, methods, and other embodiments for fifth wheel hitch assemblies are described herein. In one embodiment, a remotely controlled fifth wheel hitch assembly comprises a mounting rail, a head assembly, a locking arm, an actuation mechanism, and a remote control device. The mounting rail is coupled to a towing vehicle and the head assembly is slidably coupled to the mounting rail. The head assembly is capable of securing a trailer to the towing vehicle. The locking arm includes a locked position and an unlocked position. In the locked position, the head assembly is statically secured to the mounting rail. The actuation mechanism is coupled to the locking arm to move the locking arm between the locked and unlocked positions. The remote control device is coupled to the actuation mechanism such that the remote control initiates the actuation mechanism to move the locking arm between the locked and unlocked positions. | 12-25-2008 |
20100044997 | FIFTH WHEEL HITCH CART ASSEMBLY - A fifth wheel hitch cart is used for positioning a hitch in a truck bed. The cart is provided with a plate and a pivoting arm disposed between a rolling device and the plate. At least one handle is coupled with the plate. A plurality of cams are operably coupled with the at least one handle and disposed between the plate and the pivoting arm such that rotational movement of the handle causes the cams to lift the plate. | 02-25-2010 |
20110042920 | FIFTH WHEEL COUPLING ASSEMBLY WITH REMOVABLE LOCKING MECHANISM - A removable locking mechanism for a fifth wheel hitch is provided which includes a mounting plate removably attachable within a fifth wheel chassis formed to support a fifth wheel hitch plate that has an aperture in the load surface thereof. The mounting plate is formed with a u-shaped throat dimensioned to receive a trailer kingpin and a top surface configured to be co-planar with the fifth wheel hitch plate load surface when seated within the chassis. A locking mechanism for retaining the kingpin against said closed end of the throat is mounted to the underside of the mounting plate and includes a cam arm; and a bumper arm pivotally attached to the cam arm configured to engage a bumper stop formed in the mounting plate underside; a sliding jaw member slidably mounted to the cam arm; and a secondary lock member for preventing unintended disengagement of the lock mechanism. | 02-24-2011 |
20150097355 | FIFTH WHEEL LATCHING ASSEMBLY - A fifth wheel latching assembly is provided having first and second locking assemblies. The first locking assembly includes first and second jaw members, which are movable between open and locked configurations. In the locked configurations, at least one of the first and second jaw members locks a kingpin in place for towing. The second locking assembly includes a latch element which is movable between open and locked positions. In its closed position, the latch element locks a kingpin in place for towing. The first and second locking assemblies independently lock the kingpin in place. Kingpin insertion causes automatic locking of the first and second locking assemblies. | 04-09-2015 |
280435000 | Double pivoted jaws | 1 |
280436000 | Urged to retaining position by draft | 1 |
20120018978 | FIFTH WHEEL HITCH RETENTION SYSTEM - A fifth wheel hitch may include a skid plate, and a retention system that is supported by the skid plate. The retention system is also operable to receive a coupling member of a towed vehicle to retain the coupling member within the retention system, where engagement of the coupling member with the retention system selectively positions the retention system in a locked and closed position. | 01-26-2012 |
280437000 | Transverse horizontal pivot retainer | 1 |
20110127750 | Fifth Wheel Secondary Lock - A secondary lock assembly for a fifth wheel, where the fifth wheel includes a hitch plate with a rearward opening slot to receive a trailer kingpin and a transversely sliding primary locking member for retaining the kingpin within the slot. The assembly comprises a tie bar pivotally connected at its middle to the primary locking member and a transversely oriented pull bar pivotally connected at an inner end to the forward end of the tie bar. The pull bar comprises a rearward offset tab. A latch is pivotally connected roughly at the center of the latch to the forward end of the tie bar, and also pivotally connected at a point rearwardly and inwardly offset from the first pivoting connection to the offset tab. A detent extends from a transverse wall comprised in said hitch plate such that said detent lies in the same horizontal plane as said latch. | 06-02-2011 |
280438100 | Movably mounted | 34 |
20080265545 | LIGHTWEIGHT NARROW-SPAN FIFTH WHEEL - A short span fifth wheel hitch comprising a hitch plate, at least one back rib, a peripheral flange connected to ends of the back rib, and a main rib extending between the back rib and a portion of the peripheral flange, with the main rib being connected to ends of the peripheral flange. The fifth wheel hitch also includes skirts extending from the hitch plate adjacent the back rib. At least two pairs of mounting ribs are located interior of the peripheral flange and the back rib, each pair of mounting ribs including aligned apertures for accepting a mounting pin therein, whereby a mounting bracket can be inserted into a space between the mounting ribs of each pair of mounting ribs and the mounting pin can be placed through the aligned apertures and the mounting bracket to connect the fifth wheel hitch to a tractor. | 10-30-2008 |
20090127822 | Displaceable fifth-wheel hitch assembly adaptable for use with multiple vehicle hitch coupling systems - An adaptive displaceable fifth-wheel hitch system operable with a vehicle hitch coupling system comprising a fifth-wheel hitch, a displacement mechanism operable to couple and displace the fifth-wheel hitch in a bi-directional, an adapter configured to operably relate the displacement mechanism to a vehicle hitch coupling system, the displacement mechanism and vehicle hitch coupling system otherwise being incompatible and inoperable with one another, and the adapter comprising a first interface operable to relate the adapter to the displacement mechanism; and a second interface operable to relate and removably couple the adapter to the vehicle hitch coupling system. | 05-21-2009 |
20090127823 | Displaceable fifth-wheel hitch assembly - A method and apparatus for providing a displaceable fifth-wheel hitch assembly configured to be mounted in a bed of a truck. The displaceable fifth-wheel hitch assembly includes a platform track, a displaceable platform, and an adjustment assembly. The platform track defines a track space therein and is configured to be mounted in the bed of the truck. The displaceable platform is configured to be positioned in the track space and includes a fifth-wheel hitch coupled thereto. The adjustment assembly includes a means for displacing the platform and a means for locking the platform in place with respect to the platform track and truck. The means for locking the platform includes a locking pin that is spring biased into holes in the platform track. The means for displacing the platform includes an adjustment rod and bracket to displace the locking pin from its locking position. | 05-21-2009 |
20090160159 | Adjusting device, air deflecting system, control member and device enabling aerodynamic resistance of a semi-trailer to be reduced - A device for adjusting a fifth wheel, comprising a displacement device provided with two guide rails placed on the vehicle, in particular on a tractor semi-trailer combination in the longitudinal direction thereof, said guide rails whereon a slide may be installed capable of being moved by means of an actuating device, said actuating device being designed such that, upon a displacement, the positive connection between the guide rails and the slide is maintained. The actuating device, which is designed to move the slide, comprises a first powered device. Additionally, at least one first position sensor is arranged to detect the position of the slide, at least said first position sensor being connected to a control device. | 06-25-2009 |
20100148470 | Articulated Fifth Wheel Selective Adjustment Means - An articulated selective adjustment apparatus carried within the pedestal of a fifth wheel assembly comprises a mounting plate pivotally connected to a plunger arm configured for selective extension and withdrawal from the pedestal, and having ends to which are pivotally connected first and second prongs having interior ends disposed toward the pedestal that are pivotally connected to said first and second mounting plate ends. | 06-17-2010 |
20110057416 | Fifth Wheel Coupling with Inter-Frame Mount - An integrated cross-member mount comprises an inter-frame mount seated within opposing longitudinal channels of parallel adjacent truck frame members and comprises a top surface within each lateral portion of which is defined a longitudinally-oriented row of spaced-apart, shaped apertures, and at least two substantially vertical flanges extending downward from the lateral periphery of the top surface that are dimensioned to be conforming to the inner surfaces of truck frame members. Also included is a sliding pedestal having lateral skids seated upon respective portions of rows of spaced-apart apertures and extending into vertical gaps between the top surface of the mount and the truck frame member. Each skid includes a plurality of spaced-apart, shaped skid apertures that can align with a corresponding plurality of shaped apertures within the top surface of the mount. Each skid also includes a pawl pivotally mounted on each skid having a one or more teeth insertable through the skid apertures and the shaped apertures. The pedestal also includes a plurality of pivot bearings mating to a corresponding plurality of bearings of a fifth wheel hitch plate. | 03-10-2011 |
20110068557 | SLIDABLY ADJUSTABLE FIFTH WHEEL HITCH ASSEMBLY FOR A VEHICLE AND CONTROL SYSTEM FOR THE SAME - An automatically adjustable fifth wheel assembly for a vehicle and trailer combination that adjusts the position of the trailer relative to the vehicle is disclosed. | 03-24-2011 |
20110109061 | SLIDING HITCH ASSEMBLY - Examples of sliding hitch assemblies, and locking mechanisms therefor are disclosed. Sliding hitch assemblies include a pair of slide rails slidably supporting a fifth wheel. Each of the slide rails in turn includes a driving position locking pin that selectively locks the fifth wheel in a driving position, and a maneuvering position locking pin that selectively locks the fifth wheel in a maneuvering position. A cam member is slidably mounted inside each slide rail, and includes a first cam surface that unlocks the driving position locking pin when the cam member is in a first position, and a second cam surface that unlocks the maneuvering position locking pin when the cam member is in a second position. The fifth wheel is mounted on a pair of downwardly facing U-shaped members slidably supported on the slide rails, and a wear block is interposed each slide rail and a corresponding one of the U-shaped members. An adjustable element may be moved relative to the corresponding one of the U-shaped members to stay adjacent the one of slide rails as the wear block wears during use. | 05-12-2011 |
20110127751 | Adjustable Height Fifth Wheel Hitch - An adjustable height fifth wheel hitch is provided. The fifth wheel hitch comprises a pedestal and a fifth wheel hitch assembly. The fifth wheel hitch assembly includes journal bearings which pivotally connect with risers of the pedestal. The risers of the pedestal include a plurality of openings located at different levels. The height of the fifth wheel assembly in relation to the tractor may be adjusted by aligning openings in the journal bearings with co-level openings in the risers and inserting a mounting pin through such openings. | 06-02-2011 |
20110156368 | SLIDABLY ADJUSTABLE FIFTH WHEEL HITCH ASSEMBLY FOR A VEHICLE AND CONTROL SYSTEM FOR THE SAME - A cylinder mount assembly for a slidably adjustable fifth wheel hitch assembly comprises a slidably adjustable fifth wheel hitch assembly, a cylinder mount, a hydraulic cylinder, a first longitudinal support, and a second longitudinal support. The slidably adjustable fifth wheel hitch assembly has a first longitudinal position and a second longitudinal position. The cylinder mount is disposed adjacent at least two sides of a first frame cross member. The hydraulic cylinder is disposed between the cylinder mount and the slidably adjustable fifth wheel hitch assembly, and is attached to the cylinder mount. The first longitudinal support is disposed between the cylinder mount and a second frame cross member. The second longitudinal support is disposed between the cylinder mount and the second frame cross member. The cylinder mount is adapted to move laterally along the first frame cross member | 06-30-2011 |
20110169247 | Displaceable Fifth-Wheel Hitch Assembly - A method and apparatus for providing a displaceable fifth-wheel hitch assembly configured to be mounted in a bed of a truck. The displaceable fifth-wheel hitch assembly includes a platform track, a displaceable platform, and an adjustment assembly. The platform track defines a track space therein and is configured to be mounted in the bed of the truck. The displaceable platform is configured to be positioned in the track space and includes a fifth-wheel hitch coupled thereto. The adjustment assembly includes a means for displacing the platform and a means for locking the platform in place with respect to the platform track and truck. The means for locking the platform includes a locking pin that is spring biased into holes in the platform track. The means for displacing the platform includes an adjustment rod and bracket to displace the locking pin from its locking position. | 07-14-2011 |
20110210529 | METHOD AND APPARATUS FOR ADJUSTING THE GAP OF A FIFTH WHEEL OF A VEHICLE - A fifth wheel is movable in fore and aft directions toward and away from the rear wall of a vehicle cab to change the gap between the rear wall and the front wall of a towed trailer. A fifth wheel drive moves the fifth wheel in the respective fore and aft directions including while the vehicle is moving. A fifth wheel controller is operable to control the fifth wheel drive to cause the movement of the fifth wheel in the respective fore and aft directions. The fifth wheel controller can operate in anticipation of the vehicle reaching an upcoming road section to cause the movement of the fifth wheel toward or to a maximum gap position if the gap is not already at the maximum gap position in response to received inputs indicating that additional maneuverability will be required for the vehicle when the vehicle reaches the upcoming road section. The fifth wheel controller can also operate to cause the movement of the fifth wheel toward or to a minimum gap position if the gap is not at the minimum gap position in response to received inputs indicating that additional maneuverability will not be required for the vehicle when the vehicle reaches the upcoming road section and that current vehicle operating conditions do not indicate that additional maneuverability is needed. The fifth wheel controller can also be operable to cause the fifth wheel drive to move the fifth wheel in response to current vehicle conditions. | 09-01-2011 |
20120001404 | Fifth Wheel Slide Rail - An improved slide rail for a fifth wheel hitch assembly is disclosed that has T-shaped cross-section with a horizontal top section and a vertical base section. The horizontal top section includes scalloped edges, and the vertical base section includes weld pockets. | 01-05-2012 |
20120007336 | FIFTH WHEEL SLIDER ASSEMBLY - A fifth wheel slider assembly includes a hitch plate with a throat for receiving a king pin of a trailer, and a slider assembly that includes at least one rack member having a first side and a second side and supportable above a vehicle frame. The slider assembly further includes a first portion including a guide plate slidably abutting the second side of the at least one rack member, and an engagement assembly releasably engaging the at least one rack member at incremental points along a length of the at least one rack member, thereby selectively positioning the hitch plate with respect to the at least one rack member, and a second portion including at least one support bracket pivotably supporting the hitch plate, slidably abutting the first side of the at least one rack member, and readily releasably coupled to the first portion of the slider assembly. | 01-12-2012 |
20120032415 | METHOD AND CONTROL SYSTEM FOR A FIFTH WHEEL COUPLING SLIDING DEVICE HAVING A DISTANCE MEASUREMENT FOR DETECTING OBSTRUCTIONS - A method and to a system for controlling a sliding device for a fifth wheel coupling arranged on a towing vehicle, wherein the sliding device includes a substructure having at least one guide rail oriented in the driving direction, a movable slide, which supports the fifth wheel coupling and engages on the guide rail, and a control unit, to which a motorized drive unit for moving the slide and an actuator for fixing the slide relative to the guide rail are connected. The aim was to provide a method and a control system with which a sufficiently large gap width (W) can be set between the towing vehicle and the trailer in a timely manner. This is achieved, among other things, by a method in which a distance measurement is performed to detect an obstruction in front of the towing vehicle, the signal of the measurement is processed into a control signal in the control unit, and a start-up of the motorized drive unit and/or the actuator is initiated therewith. | 02-09-2012 |
20130106076 | Tilt Limiting Assembly For Fifth Wheel Hitch Assembly | 05-02-2013 |
20130228999 | SELF ADJUSTING FIFTH WHEEL HITCH - A fifth wheel hitch includes a locking member that engages surfaces of a pair of jaws to retain the jaws in a closed position. A release handle is operably connected to the locking member whereby movement of the release handle shifts the locking member out of engagement with the jaws to permit movement of the jaws to an open position. A ratchet type mechanism retains the locking member in an engaged position relative to the jaws and compensates for wear of the components and/or differences in size between kingpins. | 09-05-2013 |
20130285348 | ADJUSTABLE TOWING SYSTEM AND METHOD - The present invention relates to an adjustable towing system and method for a towing vehicle and a towed vehicle. A towing anchor is located on the towing vehicle. A towed anchor is located on the towed vehicle and connected to the towing anchor, whereby the towing vehicle tows the towed vehicle. A gap is defined between the towing vehicle and the towed vehicle. The gap is provided with a length. At least one locking device selectively locks and unlocks the position of the towing anchor or the towed anchor, whereby as the towing vehicle and towed vehicle travel, relative speed differentials between the towing vehicle and towed vehicle produce repositioning of at least one of the towing anchor or the towed anchor in order to adjust the length of the gap. | 10-31-2013 |
20140035257 | MOUNTING ARRANGEMENT FOR A TRAILER COUPLING - A mounting arrangement ( | 02-06-2014 |
20160052568 | COMBINED FIFTH WHEEL LIFT AND SLIDER ASSEMBLY - A combined fifth wheel lift and slider assembly mountable on a truck frame includes a fifth wheel slidably mounted upon a fifth wheel slider assembly, and vertically elevatable by a frame member; the frame member supporting the fifth wheel slider assembly, the frame member being moveable from a resting position wherein the frame member rests substantially horizontal relative to the truck frame, to an actuating position wherein the frame member is positioned at an angle relative to the truck frame; a hydraulic mechanism for moving the frame member from the resting position to the actuating position wherein the hydraulic mechanism extends upwardly to push the frame member, the fifth wheel assembly, and the fifth wheel in a direction away from the truck cab; and a locking mechanism for securing the frame member in the resting position. | 02-25-2016 |
20160107492 | FIFTH WHEEL HITCH MOUNTING SYSTEM - A hitch mount configured to be selectively attached to a vehicle, the vehicle having an under bed hitch mounting system is shown and described. The hitch mount may include at least one transverse member, at least one longitudinal member attached with the at least one transverse member, the at least one longitudinal member including first and second apertures, the first and second apertures of different size, and first and second fastening devices configured to selectively engage the under bed hitch mounting system and the first and second apertures, respectively. The hitch mount may also include first and second biasing members operatively engaged with the first and second fastening, the biasing members applying a load against the under bed hitch mounting system, and first and second handles pivotally and rotatably attached with the first and second fastening devices, the handles having a camming surface configured to engage the first and second biasing members. | 04-21-2016 |
280439000 | Resilient | 7 |
20080296867 | Pin box assembly with torsion resistant pivot and air spring - A pin box assembly comprising a towing vehicle portion comprising a frame, a towed vehicle portion comprising a frame having a proximal end and a distal end, a torsion resistant pivot portion disposed between the towing vehicle portion and the towed vehicle portion, the torsion resistant pivot portion disposed at a distal end of the towed vehicle portion, the torsion resistant pivot portion comprising, a bar disposed within a tube, the tube fixedly connected to the towing vehicle portion and the bar fixedly connected to the towed vehicle portion, at least one resilient member disposed between the bar and the tube, the resilient member compressible between the bar and the tube upon a relative rotation of the tube with respect to the bar, an air spring disposed between the towing vehicle portion and the towed vehicle portion, the air spring disposed toward the proximal end of the towed vehicle portion with respect to the distal end, and a hitch pin connected to the towing vehicle portion for engaging a hitch on a towing vehicle. | 12-04-2008 |
20080296868 | Pin box assembly - A pin box assembly comprising a first portion, a second portion, a connective member disposed between the first portion and the second portion, the first portion comprising a torque portion, the torque portion comprising a bar disposed within a tube and at least one resilient member disposed between the bar and the tube, the bar fixedly connected to the first portion, the tube fixedly connected to the second portion, the resilient member compressible between the bar and the tube upon rotation of the bar with respect to the tube, a connective member fixedly connected to the tube and to the second portion, and a hitch member connected to the first portion for engaging a hitch on a towing vehicle. | 12-04-2008 |
20130175786 | PIN BOX ASSEMBLY WITH GOOSENECK COUPLER - A pin box assembly with gooseneck coupler for coupling a towed vehicle to a towing vehicle is described. The pin box assembly may include a first member capable of being secured to a towed vehicle and a second member pivotally coupled to the first member about an axis of rotation relative to the first member. The pin box assembly may further include a gooseneck ball coupler coupled to the second member, and a suspension system coupled to at least one of the first and second members, the suspension system damping motion between the first and second members. | 07-11-2013 |
280440000 | Rubber | 1 |
20160107708 | SHOCK ABSORPTION PIN BOX - A pin box includes a frame, a swing arm pivotally connected to the frame, and a pivot plate pivotally connected to the swing arm. An air spring disposed between the frame and swing arm may be selectively compressed and decompressed. A dampener connected between the swing arm and the frame dampens movement of the swing arm with respect to the frame. A rubber spring disposed between the pivot plate and the swing arm is selectively compressible there between when the pivot plate pivots with respect to the swing arm. | 04-21-2016 |
280441000 | Slidably mounted | 3 |
20080224443 | Fifth wheel hitch assembly - Fifth wheel hitch assemblies and fifth wheel hitch adaptors for dampening differential motion between a fifth wheel trailer and a tow vehicle. An upper assembly is formed as a box with an open bottom, and a lower assembly has front, rear, and side plates that extend into the open bottom of the upper assembly. Slide plates are disposed on the front and sides of the upper assembly facing at the front and side plates of the lower assembly. An additional slide plate is disposed on the rear plate of the lower assembly and faces the rear of the upper assembly. The lower assembly and upper assembly are attached to one another by an airspring and at least two diagonally opposed shock absorbers mounted therebetween. A locking mechanism may be included to prevent overextension between the upper assembly and lower assembly when not in use. | 09-18-2008 |
20120280472 | FIFTH WHEEL SUPPORT ASSEMBLY - A fifth wheel hitch support assembly includes a support bracket adapted to pivotally support a fifth wheel hitch plate, a mounting member adapted to be coupled to a vehicle frame rail to create a gap therebetween and above the frame rail, wherein the gap extends longitudinally along the mounting member, and wherein the mounting member includes a plurality of irregularities spaced longitudinally along the length thereof, and an engagement assembly operably coupled to the support bracket wherein the engagement assembly is operable between an engaged position locking the support bracket with respect to the mounting member at a select position along the length of the mounting member, and a disengaged position wherein the engagement assembly does not engage the plurality of irregularities, thereby allowing the support bracket to be slidably repositioned with respect to the support bracket. | 11-08-2012 |
20160167721 | Fifth Wheel Hitch and Associated Systems and Methods | 06-16-2016 |
280441100 | Turntable-type fifth wheel coupling | 6 |
20090072515 | Slider With Hydraulic Cylinder - A slider for a fifth wheel is arranged on a towing vehicle, comprising a substructure with at least two guide rails aligned in the direction of travel, a displaceable slide carrying the fifth wheel and acting upon the guide rails, and a motor-driven drive unit. A slider is provided which allows the gap width between the towing vehicle and the trailer being adapted to the respective driving situation during travel. For this purpose, the slider is characterized in that the motor-driven drive unit is configured from a hydraulic cylinder connected to a hydraulic circuit. | 03-19-2009 |
20090236824 | Travel trailer having improved turning radius - A travel trailer configured to be coupled to and towed by a vehicle is provided. The travel trailer has a compartment that is attached to a chassis which includes a front end and a rear end. A plurality of wheels are attached to the chassis adjacent the rear end, and a hitch assembly is attached to the chassis adjacent the front end. The compartment at the front end of the chassis forms first and second corners. A recess, directed inwardly toward the interior of the compartment, is located at each corner of the compartment. Cavities formed by each recess may receive a portion of the vehicle while the vehicle is engaged in a turn. | 09-24-2009 |
20110227315 | TRAVEL TRAILER HAVING IMPROVED TURNING RADIUS - A travel trailer configured to be coupled to and towed by a vehicle is provided. The travel trailer has a compartment that is attached to a chassis which includes a front end and a rear end. A plurality of wheels are attached to the chassis adjacent the rear end, and a hitch assembly is attached to the chassis adjacent the front end. The compartment at the front end of the chassis forms first and second corners. A recess, directed inwardly toward the interior of the compartment, is located at each corner of the compartment. Cavities formed by each recess may receive a portion of the vehicle while the vehicle is engaged in a turn. | 09-22-2011 |
20120018979 | FIFTH WHEEL HITCH ISOLATION SYSTEM - A fifth wheel hitch may include at least one support frame capable of engaging with a towing vehicle. The fifth wheel hitch may further include a cross-member attached to the support frame and an isolation system operatively coupled with the cross-member. The isolation system may include a beam engaged with the cross-member about a first axis, where rotation of the beam about the first axis is dampened via a cross-member isolator. The isolation system may also include a skid plate engaged with the beam about a second axis, where rotation of the skid plate about the second axis is dampened via a wing isolator. | 01-26-2012 |
20130328287 | Drop-Down Tilt Stop Assembly For Fifth Wheel Assembly - According to the present invention, a fifth wheel hitch assembly includes a support bracket adapted to operably couple with a vehicle frame. The hitch assembly also has a hitch plate that includes a throat adapted to receive a kingpin of a trailer and a rear portion. The hitch plate is pivotably coupled with the support bracket and is pivotable between a first position and a second position. Further, the hitch assembly has a limiter linkage that includes a first end pivotably coupled with the rear portion. A second end of the limiter linkage is movable between a stowed and a deployed position. In the stowed position the second end is spaced from the vehicle frame. In the deployed position the second end of the limiter linkage is detachably coupled with the vehicle frame, thereby limiting movement of the hitch plate between the first and second positions. | 12-12-2013 |
20140265244 | AUTOMATIC ROLLING FIFTH WHEEL HITCH - A fifth wheel hitch is shown and described. The fifth wheel hitch may include a base frame configured to be secured to a load bed of a towing vehicle, a trolley operatively engaged with the base frame, the trolley adapted to move along the base frame between first and second positions, and a cam member attached with the base frame, the cam member having a cam path. The fifth wheel hitch may also include a cam follower coupled with the trolley, the cam follower operatively engaged with the cam path, and a fifth wheel head pivotally coupled with the trolley, where the trolley is moved between the first and second positions in response to pivoting of the fifth wheel head. | 09-18-2014 |