Class / Patent application number | Description | Number of patent applications / Date published |
187251000 |
Includes linking support cable (e.g., rope, chain) in drive-means
| 221 |
187276000 |
Includes control for power source of drive-means
| 179 |
187272000 |
Includes fluid supporting ram in drive-means
| 11 |
187269000 |
Includes scissored supporting levers in drive-means
| 6 |
187270000 |
Includes gear on support mating with stationary rack or chain | 5 |
20140182977 | VERTICAL SUPPORT STRUCTURE AND LIFTING DEVICE HAVING THE SAME - The vertical support structure includes a half tube and a mounting member. The half tube has an inner surface defining a receiving space and formed with a series of axially spaced-apart helical groove halves. The mounting member is connected to an outer surface of the half tube. A lifting device is also disclosed, and includes a plurality of the vertical support structures, a plurality of rotation units, a plurality of slide housings, a lift carrier, a drive motor and a plurality of transmission units. | 07-03-2014 |
20090159372 | Safety Arrangement for a Lift Car in a Lift - The invention concerns an arrangement for securing a lift car ( | 06-25-2009 |
20090266648 | Modular Elevator With a Self-Propelled Cabin on a Mast - We have described a modular lift with a motorised cabin on a mast with a simpler, more comfortable and faster assembly with safer use than conventional mechanisms of the same type. The modular lift is made up of a carrying element or mast into which the rack has been incorporated and is formed by multiple successive modules screwed at the adjoining ends which allow it to be built to the required height, with the modules anchored via bracings. The moving parts are made up of the cabin constructed based on a parallelepiped mast that incorporates the rolling and guiding parts of the lift, the traction groups, the parachute brake, the suspension and the button control panel. Upper and lower guiding rollers are placed on the inclined sides at the rear with respect to the back wall of the cabin and attack pinions in relation to engagement with the rack. | 10-29-2009 |
20110226558 | Vehicle access system with powered lift - A lift assembly installable on a vehicle. The lift assembly includes a support structure securable to the vehicle, a pair of parallel vertically extending geared tracks and a vertically moveable drive assembly. The drive assembly includes (a) a mounting structure; (b) a selectively reversible motor; (c) a pair of gears; and (d) a moveable first tread. The gears are engaged with the tracks and rotatably supported on the mounting structure. The gears are also drivingly coupled with the motor wherein operation of the motor selectively raises and lowers the mounting structure relative to the support structure. The moveable first tread is secured to the mounting structure and is adapted to support an operator whereby raising and lowering the mounting structure raises and lowers an operator positioned on the first tread. In some embodiments, the lift assembly includes water-resistant foot-operable switches to control the raising and lowering of the mounting structure. | 09-22-2011 |
20110308893 | ELEVATOR WITH ROLLER-PINION DRIVE - An elevator has a car movable within a hoistway, a rack extending along the hoistway, the rack having a toothed profile with wave troughs and wave crests and a drive mounted in proximity to the rack so that the drive interacts with the rack to move the car. The drive includes a roller pinion unit fixedly mounted on a shaft and having a predetermined number of roller pinions arranged in a circle around the shaft and extending parallel to the shaft. The roller pinion unit interacts with the toothed profile of the rack. The drive also includes a motor unit configured to rotate the shaft. Optionally, the drive includes a brake unit configured to act on the shaft. | 12-22-2011 |
187267000 |
Includes threaded rider mating with support screw in drive-means | 4 |
20130327597 | SCREW-DRIVEN ELEVATION STRUCTURE - A screw-driven elevation structure includes: a first rail and a second rail; a first screw nut assembly having a first screw and a first nut, the first screw having a top end fixedly connected to a fixing unit, the first nut moving along the first screw; a power device disposed at an elevator and having a first driving portion and a second driving portion, the first driving portion being fixedly connected to the first nut; a second screw nut assembly having a second screw and a second nut, the second screw having a top end fixedly connected to the second driving portion, the second nut moving along the second screw; and a moving body fixedly connected to the second nut and moving along with the second nut. It is feasible to drive the moving body to move, by controlling only the power device, thereby incurring low manufacturing and control costs. | 12-12-2013 |
20110155509 | Double Screw Elevator - A double screw elevator consists of two screws whose helical threads extend in opposite helical directions, and each of the screws is provided with a nut, so that a suspension unit and a carrying unit on the nuts can be driven to move close to or away from each other, thus achieving the function of lifting or lowering the elevator car. The double screw elevator is simply structured, easy to assemble, and the length of a single screw of the elevator is shortened, making it easier to manufacture the screw. Furthermore, the screw driving elevator reduces the occurrence of accident whiling improving the rate of utilization. | 06-30-2011 |
20120217096 | Stair-avoiding device - With an aging population, stair safety is a growing concern. Many inventions have been suggested to aid older people in handling stairs. Most of them offer sitting arrangements that are moved by rather complex motor-driven devices attached to one side of the stairs. These devices are complicated and expensive. A new device is suggested that consists of a vertical pole turned by a reversible motor, thereby moving the platform up or down. The platform carries standing person(s) one by one, or two or three in a group, or one sitting in wheelchair from one floor to the next above or down below. This device is inexpensive, can be used with stairs interrupted by landings or with spiral staircase, and does not require the changing or redistribution of the designed building spaces. | 08-30-2012 |
20160251201 | APPARATUS, SYSTEM, AND METHOD FOR PIPE MODULAR LIFT SYSTEM | 09-01-2016 |
Entries |
Document | Title | Date |
20080230322 | Small Power Elevator - A small power elevator system is installed in an elevator shaft of a building. The system includes a passenger or freight elevator car having an electronic scale installed in a bottom thereof to measure the weight of passengers or freight loaded therein; a counterweight connected to the elevator car and adapted to be moved in a direction opposite that of the elevator car by mass members added or removed according to the weight of the elevator car; a mass member feeder for feeding the mass members to the counterweight; and a control unit for controlling the mass members to be fed from the mass member feeder to the counterweight or discharged from the counterweight to the mass member feeder according to the weight of the elevator car. The system can reduce power consumption to thereby reduce electric charges such as basic rates and usage rates. | 09-25-2008 |
20080277205 | Substantially linear vertical lift system - A substantially vertical lift system is disclosed herein. The substantially vertical lift system is comprised of a platform, base, and a lifting mechanism. The lifting mechanism is designed to displace the platform in a substantially linear manner, and if desired, in a position parallel to the base. Multiple lifting mechanisms may be used, and displaced either in a side-by-side or stacked orientation. The configuration of the lifting mechanism is implementation dependent. | 11-13-2008 |
20090032340 | Method and Apparatus to Minimize Re-Leveling in High Rise High Speed Elevators - One embodiment disclosed comprises a roller guide device comprising at least one roller and a respective braking apparatus for the roller. The braking apparatus in this embodiment comprises a disc brake. In this same embodiment, the disc brake performs a braking operation by pressing a pair of pads on both sides of a roller. The disc brake may be supported by the base of the roller guide device, and comprise a single-piston mechanism that affects movement of the pair of pads. | 02-05-2009 |
20090178888 | Gondola With On-board Safety and Drive Mechanism - The present invention relates to a lifting device secured in height along a wall comprising a gondola, characterised in that the safety and drive means are on-board on the gondola and cause the gondola to slide along the two rails by means of a pair of secure jaws, the actions of which are coordinated so as to advance along each rail with an alternating clearance. | 07-16-2009 |
20090194370 | PERMANENT MAGNET ELEVATOR DISK BRAKE - A brake assembly ( | 08-06-2009 |
20100147631 | Skid steer loader and mounting method - A mounting method for a skid steer loader is disclosed including coupling a first end portion of a component directly to a first wall of a skid steer loader frame. The method also includes coupling a second end portion of the component to an opposite wall of the skid steer loader frame by a mounting system that allows for dimensional differences between the component and the skid steer loader frame. | 06-17-2010 |
20100181149 | ELEVATOR SYSTEM WITH GUIDE AXIS ALIGNED WITH TRACTION MEMBER - An elevator car assembly includes a car frame, a car connected to the car frame and having a first guide axis between a first side and a second side of the car frame, a plurality of traction members, a first plurality of sheaves rotatably connected to the car frame between the first side and the second side for respectively receiving the plurality of traction members, and a first guide attached to either the car frame or the car below the first plurality of sheaves for movably engaging a first rail. The first guide is aligned with the first guide axis and is configured to be aligned with the first rail. One of the plurality of traction members and the first guide are vertically aligned at the first guide axis. | 07-22-2010 |
20100288586 | ELEVATOR MACHINE MOTOR AND DRIVE AND COOLING THEREOF - Heat in a drive system including a motor and a drive is removed using heat pipes in heat exchanging contact with the motor and the drive. The heat conducting element have at least one portion for receiving heat from the motor or the drive, and another portion to transfer heat to a heat exchange device that is spaced from the motor and drive. The heat conducting element may be a heat pipe or a heat spreader element. | 11-18-2010 |
20110240407 | ELEVATOR SYSTEM INCLUDING CONTROL ELECTRONICS SUPPORTED ON AN ELEVATOR MACHINE SUPPORT - An exemplary mounting arrangement for components of an elevator system comprises a machine support that is configured to support a load associated with an elevator machine. A support for control electronics that operate the elevator machine is connected to the machine support. | 10-06-2011 |
20110259675 | VARIABLE-CAPACITY SELF-ADJUSTING PNEUMATIC LOAD ELEVATOR - A pneumatic system with multiple air reservoirs is connected to the bellows of a load elevator. A plurality of valves enables the optional pneumatic connection of different combinations of reservoirs so as to change the range of operation of the elevator to meet the self-adjusting weight requirements of a particular job at hand. In the preferred embodiment, the air actuator is pneumatically connected to a main air reservoir, which in turn can optionally be coupled in series with one or two additional reservoirs of different capacities. As a result of this configuration of its pneumatic system, the elevator can be switched between and operated at three different load levels, at the convenience of the operator, without changing the amount of air in the system. | 10-27-2011 |
20110259676 | WEAR AND FRICTION CONTROL OF METAL ROPE AND SHEAVE INTERFACES - A coated sheave ( | 10-27-2011 |
20120267199 | BEARING CARTRIDGE AND ELEVATOR MACHINE ASSEMBLY - An exemplary bearing cartridge assembly includes an inner sleeve. An outer housing is supported for rotation relative to the inner sleeve. A bearing member within the outer housing and received about the inner sleeve facilitates rotation of the outer housing relative to the inner sleeve. The bearing member has an axial dimension (e.g., a width) that is smaller than an axial inner dimension of the outer housing. The bearing member is positioned relative to the inner sleeve and the outer housing to provide a first lubricant space between one side wall of the outer housing and the bearing member and a second lubricant space between an opposite side wall of the outer housing and the bearing member. There is at least one through passage between the first and second lubricant spaces to allow lubricant to move between them. | 10-25-2012 |
20130015020 | ELECTRIC MOTOR, HOISTING MACHINE AND ELEVATOR SYSTEM - An electric motor, a hoisting machine and also an elevator system are disclosed. The electric motor includes a stator, which stator includes slots, into which slots a concentrated winding is fitted. The electric motor also includes a rotating rotor, which rotor includes permanent magnets placed consecutively in a ring in the direction of the rotational movement. The ratio (L | 01-17-2013 |
20130206515 | MOVABLE BODY DERAILMENT DETECTION SYSTEM - An elevator installation has a guide rail of a predetermined length and a movable body configured to move along the guide rail up and down a hoistway. A proximity sensor is mounted on the movable body to be in a predetermined proximity of the guide rail. The proximity sensor is configured to detect whether or not the proximity sensor is at the predetermined distance to the guide rail. A controller coupled to the proximity sensor acts upon an indication that the proximity sensor is not at the predetermined distance to the guide rail to switch the elevator installation to a secure state. | 08-15-2013 |
20130270041 | ELEVATOR INSTALLATION - An elevator installation is proposed having at least one car which is vertically movable upwardly and downwardly by means of a linear motor, the linear motor having stationary primary parts and a secondary part which is fixed to the car. In order to improve the elevator installation in such a way that it can be installed in a simpler manner, the elevator installation has a multiplicity of support segments on which in each case at least one primary part is mounted, in each case a support segment in combination with the at least one primary part mounted thereon forming a prefabricated drive module which is adapted to be handled independently, and the drive modules being stackable one on top of the other and forming a travel path along which the at least one car is movable. | 10-17-2013 |
20140076668 | ELECTRIC MOTOR, HOISTING MACHINE AND ELEVATOR SYSTEM - An electric motor, a hoisting machine and also an elevator system are disclosed. The electric motor includes a stator, which stator includes slots, into which slots a concentrated winding is fitted. The electric motor also includes a rotating rotor, which rotor includes permanent magnets placed consecutively in a ring in the direction of the rotational movement. The ratio (L | 03-20-2014 |
20140090931 | Permanent Magnet Centering System for Brake - A brake assembly for an elevator traction machine is disclosed. The brake assembly may include a rotating element, a fixed element mounted in operational association with the rotating element and a positioning device connected to the fixed element. The positioning device may additionally magnetically interface with the rotating element to facilitate centering of the fixed element relative to the rotating element. | 04-03-2014 |
20140097045 | DEVICE FOR SAVING ENERGY DURING VERTICAL AND HORIZONTAL MOTIONS - The present invention relates to a mechanical device for reducing the energy absorbed by an electric motor of a handling plant. The device according to the invention comprises at least one first rotating member moved by the motor of the handling plant. The device also comprises a second rotating member connected to the first member through first transmission means. At least one third rotating member is connected to the second rotating member through second transmission means, which develop a transmission ratio equal to unity. The device further comprises a fourth rotating member operatively connected to the rotor of the electric motor. The fourth rotating member and the third rotating member are connected through third transmission means, which develop a transmission ratio equal to unity. The device comprises a sixth rotating member connected to a fifth rotating member through fifth transmission means which develop a transmission ratio equal to unity. The sixth rotating member and the first rotating member are connected through sixth transmission means which developed a transmission ratio equal to unity. | 04-10-2014 |
20140238781 | Vacuum Valve - A pneumatic vacuum valve is situated atop a cylinder or convenient working space utilized in conjunction with a pneumatic elevator. The vacuum valve has a coupling unit holding a diaphragm device for actuation of the diaphragm against a flow control opening. An Allen screw uses a simple regulation device to control the flow of air into a working chamber for expansion and contraction of the diaphragm device. | 08-28-2014 |
20140246273 | LOAD LIFTING ASSEMBLY - The invention relates to a load lifting assembly to lift and transport the loads. The assembly comprises a fixed pole and a lifting unit capable of moving longitudinally along the pole. The assembly further comprises a load transporting unit coupled to the lifting unit and a driving unit to provide the motive force to the load transporting unit. | 09-04-2014 |
20150114762 | DAMPING ARRANGEMENT FOR DAMPING THE OPENING NOISE OF A MACHINERY BRAKE OF AN ELEVATOR HOISTING MACHINE; AN ELEVATOR HOISTING MACHINE, AND AN ELEVATOR - A damping arrangement for damping the opening noise between the frame part and armature part of a machinery brake of an elevator hoisting machine, the machinery brake being opened with an electromagnet, includes a number of channels machined around a magnetizing coil in the frame part of the machinery brake and channels corresponding to them machined in the armature part, into which channels at least one damping element is fixed by means of fixings. The machinery brake of an elevator hoisting machine includes a frame part, an armature part that is movable with respect to the frame part and is installed at the end of the air gap from the frame part, the armature part being moved by means of an electromagnet that is in the frame part towards the frame part for opening the machinery brake and by means of one or more work springs acting between the frame part and the armature part for closing the machinery brake, and a damping arrangement for damping the opening noise between the frame part and armature part. | 04-30-2015 |
20150129364 | HOISTING MACHINE, AN ELEVATOR ASSEMBLY, AND IMPROVEMENT IN VIBRATION DAMPING OF A HOISTING MACHINE AND IN AN ELEVATOR ASSEMBLY - A hoisting machine includes an axial flux motor including a rotor having rope grooves and arranged in rotor compartment between a body part and a protection plate, and a stator arranged against the rotor in such a manner that the rotor is separated by the stator by an air gap. The hoisting machine further includes a first cover plate and a second cover plate, arranged at opposite sides of the hoisting machine, and both being equipped with a damper. The tightness between the first cover plate and the second cover plate is adjustable. An elevator assembly and method of damping vibration of a hoisting machine are also disclosed. | 05-14-2015 |
20150129365 | BRAKE - The invention relates to a brake and to a method for controlling the brake. The brake comprises a base part, a braking piece movably supported on the base part, which braking piece is configured to be moved between a braking position and a releasing position, a spring, with the spring force of which the braking piece can be dropped into a braking position, a support member for limiting the initial position of the drop-out movement of the braking piece and also a controllable actuator, which is mechanically connected to the aforementioned support member and configured to displace the initial position of the drop-out movement of the braking piece with respect to the braking position. | 05-14-2015 |
20150307325 | MAGNETIC SCREW PROPULSION SYSTEM FOR ELEVATORS - A propulsion system includes a magnetic screw having a first magnetic element having a first polarity, the first magnetic element arranged along a first non-linear path along a longitudinal axis of the magnetic screw and a second magnetic element having a second polarity, the second magnetic element arranged along a second non-linear path along the longitudinal axis of the magnetic screw; a motor for rotating the magnetic screw about the longitudinal axis; and a stator made from a ferrous material, the stator having a body with an internal cavity, the body including a plurality of poles extending into the cavity, the poles arranged along a pole non-linear path along a longitudinal axis of the stator. | 10-29-2015 |
20150368071 | SELF-PROPELLED CARGO LIFT FOR ELEVATOR SYSTEMS - An elevator system includes a car, configured to travel through a hoistway; a first stationary drive unit, con figured to be mounted in a hoistway, a first movable drive unit, configured to be functionally coupled to the car and to | 12-24-2015 |
20160083225 | STATOR STRUCTURE FOR SELF-PROPELLED ELEVATOR - An elevator system includes a hoistway; an elevator car to travel in the hoistway, the elevator car having permanent magnets mounted thereto; a stator mounted in the hoistway, the stator coacting with the permanent magnets to control motion of the elevator car in the hoistway, the stator including: a plurality of modular coil modules, each coil module including stacked coil assemblies, each coil assembly including stacked coil units, each coil unit corresponding to one phase of the stator. | 03-24-2016 |
20160083226 | LINEAR MOTOR STATOR CORE FOR SELF-PROPELLED ELEVATOR - An elevator system includes a hoistway; an elevator car to travel in the hoistway; permanent magnets mounted to one of the elevator car and the hoistway; and a stator mounted to the other of the elevator car and the hoist way, the stator including windings coacting with the permanent magnets to control motion of the elevator car in the hoistway, the stator having a stator core supporting the windings, the stator core being electrically non-conductive. | 03-24-2016 |
20160090275 | WIRELESS POWER SUPPLY FOR SELF-PROPELLED ELEVATOR - An elevator system includes an elevator car having an elevator car subsystem; a guide rail to guide the elevator car along a hoistway; primary windings positioned along the hoistway; permanent magnets coupled to the elevator car, the primary windings and permanent magnets defining a linear motor for imparting motion to the elevator car in response to a drive signal; and secondary windings coupled to the elevator car, the secondary windings generating a current to power the elevator car subsystem. | 03-31-2016 |
20160122158 | ELEVATOR FOR SHABAT OBSERVERS - A system and method, the system including a transportation device configured to operate under at least a first condition and a second condition, wherein the transportation device is configured to operate without a human induced change in an electrical current during the second condition, a disengageable motor configured to operate the transportation device under the first condition and coupled to the transportation device, a disengageable energy storage device configured to operate the transportation device under the second condition and coupled to the transportation device, wherein the disengageable energy storage device may be automatically recharged by a charging device when the energy storage device is disengaged and, a mechanical processing unit for mechanically controlling the motion of the transportation device. | 05-05-2016 |
20160130117 | ELEVATOR MACHINE AND STATOR SUPPORT STRUCTURE - Embodiments are directed an elevator machine comprising: a stator assembly, and a plurality of support plates coupled to the stator assembly, wherein a respective at least one of the support plates is coupled on each end of the stator assembly and configured to enable the stator assembly to expand radially and axially in a substantially uniform manner over a range of temperatures. | 05-12-2016 |
20160137458 | TRANSPORTATION SYSTEM - A transportation system includes a track structure supporting one or more tracks along which cabins may travel. The track structure ( | 05-19-2016 |
20160137459 | SELF-PROPELLED ELEVATOR SYSTEM HAVING WINDINGS PROPORTIONAL TO CAR VELOCITY - An elevator system includes a hoistway; an elevator car to travel in the hoistway; permanent magnets mounted to the elevator car; and primary windings mounted in the hoistway, the primary windings having a first section having a first number of turns and a second section having a second number of turns, wherein the first number of turns is less than the second number of turns. | 05-19-2016 |
20160200551 | SPACE ELEVATOR ASSEMBLY | 07-14-2016 |
20160376123 | ELECTROMAGNETIC BRAKE SYSTEM FOR ELEVATOR APPLICATION - A brake for an elevator car includes a multiple of sequentially operated brake segments to control a timing and a rate of brake torque for deceleration of the elevator car. | 12-29-2016 |