| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 074575000 | Pawls and ratchets | 19 |
| 20090013821 | ROTATION ANGLE DETECTION DEVICE - A rotation angle detection device including angle Rotary body | 01-15-2009 |
| 20090133530 | ONE-WAY ACTUATOR - An actuator for providing functions of one-way actuation and shiftless rotation includes a main body, two rolling elements, and a recovery apparatus, in which an accommodating space is arranged in the main body and has two frictional faces corresponding to each other with a tapered distance between them. Initially, two rolling elements are arranged at one side of the accommodating space of a wider spacing distance and then make a rolling contact with two frictional faces respectively to be displaced toward a narrower side of the accommodating space through the recovery apparatus, so that an aforementioned one-way actuator is thus constructed. | 05-28-2009 |
| 20100071504 | CONNECTOR APPARATUS AND METHOD FOR JOINING OBJECTS - A fastener apparatus for joining an associated first object having a first bore extending therethrough and a second object having a second bore extending therethrough which includes an elongated flexible member having a plurality of notches on a face thereof and first and second axial extremities; anchoring structure at the first axial extremity; and a first discrete locking member having a pawl and ratcheting mechanism dimensioned and configured for engagement with the plurality of notches. also disclosed is apparatus for supporting an associated ventilation apparatus which includes an engagement member for engaging and gripping a plurality of teeth of the user; an adjustment assembly for connecting the engagement member to associated ventilation apparatus. The adjustment assembly includes an elongated flexible member having a plurality of notches thereon. The apparatus may further including a first discrete locking member and the elongated flexible member may have a bulbous axial extremity. | 03-25-2010 |
| 20120067164 | Rotation control device for a tool - A rotation control device for a tool is disposed between a handle and a tool head and essentially comprises two ratchet wheels, a spring and two C-shaped snap rings. The two ratchet wheels are symmetrically arranged, so that when being pressed, the respective ratchet wheels will be subjected to the same force and move the same distance, thus making the engagement between the ratchet wheels and the tool head more assured while avoiding the stuck fault and improving the convenience in use. | 03-22-2012 |
| 20150075321 | HOLD AND RELEASING MECHANISM FOR HOLDING AND RELEASING A CABLE TAKE-UP DEVICE - A hold and release mechanism for holding and releasing a cable includes a toothed-disk arrangement coupled with the cable take-up device for rotating together about a first axis. The toothed-disk arrangement includes a plurality of teeth at an outer periphery of the toothed-disk arrangement. The plurality of teeth includes locking and safety teeth. The locking teeth are disposed in a first tooth plane orthogonal to the first axis. The safety teeth are disposed in a second tooth plane that is orthogonal to the first axis and offset relative to the first tooth plane. An adjustable locking pawl pivotably mounted about a second axis includes locking and safety catches. The locking catch engages with one of the locking teeth for holding the toothed-disk arrangement in a first rotational position. The safety catch engages with one of the safety teeth for holding the toothed-disk arrangement in a second rotational position. | 03-19-2015 |
| 20160252169 | STEP-BY-STEP MECHANISM | 09-01-2016 |
| 20180023637 | HOLD AND RELEASING MECHANISM FOR HOLDING AND RELEASING A CABLE TAKE-UP DEVICE | 01-25-2018 |
| 074576000 | Noiseless | 1 |
| 20110061490 | Normally Closed Soundless Bicycle Hub - A hub for a bicycle includes a shaft ( | 03-17-2011 |
| 074577000 | Pivoted pawls | 9 |
| 20090260476 | Pawl for a Planetary Gear Mechanism - A pawl for controlling the rotation of a gear in a planetary gear mechanism. The pawl includes a nose and first and second pivot axes. The nose is engageable with the gear. The pawl is rotatable about the first pivot axis between a first mode permitting rotation of the gear in a first direction and a second direction and a second mode preventing rotation of the gear in the first direction. The pawl is rotatable about the second pivot axis to permit rotation of the gear in the second direction while the pawl is the second mode. | 10-22-2009 |
| 20100024589 | TILT ANGLE MAINTAINING APPARATUS AND RECORDING APPARATUS - A first ratchet claw and a second ratchet claw are formed on a lock member which is provided in a reciprocating manner with respect to a guide member, wherein a plurality of first and second ratchet recesses for being fitted to the first and second ratchet claw and the first and second ratchet claw are provided on the guide member along a sliding direction of the guide member, and wherein when a lever member which is slidably provided on the guide member is in the unlocked position, the first and second ratchet recesses are continuously formed along a sliding direction of the guide member arranged in an relationship in which at least one of the first and second ratchet recess does not face the first ratchet claw in the case of the first ratchet recess or the second ratchet claw in the case of the second ratchet recess. | 02-04-2010 |
| 20100319482 | DETENT FITTING FOR LOCKING TWO VEHICLE PARTS - A detent fitting for locking two vehicle parts comprises a first vehicle part, a second vehicle part which is arranged pivotably about a rotational axis with respect to the first fitting part and three locking pawls which are arranged displaceably on the first fitting part, the locking pawls being designed and provided to be brought into engagement with a toothing of the second fitting part for locking the first fitting part with respect to the second fitting part and to be brought out of engagement with the toothing of the second fitting part for releasing the locking. Each locking pawl is associated with a free-pivoting section on the second fitting part, the locking pawl interacting with the free-pivoting section when turning the second fitting part relative to the first fitting part and the free-pivoting section being designed and provided to prevent an engagement of the locking pawl with the toothing of the second fitting part in a predefined angular range. According to the invention it is provided that at least one of the free-pivoting sections ( | 12-23-2010 |
| 20110083529 | Ratchet mechanism - A linkage method and apparatus for linking a support frame and a pawl axle in a tie-down tool used on vehicles. The linkage includes an interface between a support frame and pawl axle, with the pawl axle inserted through the support frame, with the pawl fitted on the pawl axle and located on the outside of the support frame, with the pawl axle being a pin axle with a larger diameter head portion. The head portion of the pawl axle is located on the inside of the support frame, with a fastening mechanism at the outer end of the pawl axle to prevent the pawl from falling off the axle. The linkage between the support frame and pawl axle simplifies the manufacturing process through elimination of a welding step due to inserting the pawl axle inside-out through the support frame, and the use of a fastening device at the end of the pawl axle to prevent the pawl from falling off the axle. The secure connection between the two improves the safety and reliability of the ratchet during use, sustains a larger reaction force for the operation, and improves the useful life of the ratchet. | 04-14-2011 |
| 20150292577 | DAMPED ANTI-ROTATIONAL SYSTEMS - A damped anti-rotational system is provided comprising a pawl carrier having an axis of rotation, a pawl pivotably mounted to the pawl carrier on a pivot joint, the pawl having a contact portion and a counterweight portion, a stop pin axially disposed in the pawl carrier and configured to contact the contact portion of the pawl in response to radially inward movement of the pawl, wherein the stop pin is mounted to the pawl carrier at a forward portion of the stop pin and an aft portion of the stop pin, wherein a forward O ring is disposed on the forward portion of the stop pin and an aft O ring is disposed on the aft portion of the stop pin. | 10-15-2015 |
| 20150292578 | SYSTEMS AND METHODS FOR SHOCK LOAD REDUCTION - A pawl carrier system comprising a pawl hub disposed substantially coaxially to a pawl carrier, a spring circumferentially disposed between the pawl hub and the pawl carrier, a pawl pivotably mounted to the pawl hub on a pivot joint, the pivot joint comprising an axially extending pin mounted to the pawl hub, wherein the axially extending pin extends through the pawl carrier and the pawl hub. A ratchet carrier system is provided comprising a ratchet carrier disposed substantially coaxially to a ratchet hub, wherein the ratchet hub comprises a ratchet tooth, a spring circumferentially disposed between the ratchet carrier and the ratchet hub and a retaining pin axially extending through the ratchet carrier and the ratchet hub; | 10-15-2015 |
| 20090193931 | PARKING LOCK ARRANGEMENT - A parking lock arrangement for a motor vehicle gearbox. A parking lock cog can be fixed to a shaft of the motor vehicle gearbox rotatable about a first axis. A parking lock pawl is supported so that it can pivot about a second axis. An actuating mechanism can pivot the parking lock pawl into a locking position, in which the parking lock pawl meshes with the parking lock cog. A release mechanism can pivot the parking lock pawl out of the locking position into a release position, in which the parking lock pawl is decoupled from the parking lock cog. The actuating mechanism has a cam, which is supported so that it can pivot about a third axis and which in a first cam position holds the parking lock pawl in the locking position. | 08-06-2009 |
| 20090288516 | Control Structure for a Two-Way Ratchet Tool - A control structure for a two-way ratchet tool comprises a handle, an adjustment member, a ratchet member and a control member. The handle includes a shank portion, a drive portion and a ratchet portion including a positioning groove, a sliding surface and a protruding stop ring. The sliding surface includes an arc groove for accommodation of an elastic member, and the positioning groove includes an adjustment recess for accommodation of a push member and a spring. The adjustment member includes plural teeth on an upper end thereof and an adjustment rod at one side thereof. The ratchet member includes a smooth surface and a toothed surface on an outer periphery thereof and a wavy engaging surface on an inner periphery thereof. The control member includes a ring body with a wavy outer surface and a control end, the ring body includes a locking groove for accommodation of a C-shaped clip, and a limiting recess. | 11-26-2009 |
| 20100307288 | Lap Bar Assembly with Locking Mechanism with Locking In Lap Bar and Grab Bar Positions - A lap bar assembly with dual lap bar and grab bar functions. The assembly includes a locking mechanism and a lap bar pivotally mounted to the locking mechanism via a support shaft. The locking mechanism includes a ratchet wheel affixed to the support shaft. A pawl is pivotally supported within the locking mechanism on a pawl support axle parallel to and spaced apart from the lap bar support shaft. The locking mechanism includes a trip cam pivotally attached to the lap bar support shaft. The locking mechanism includes a cam follower that selectively engages the pawl. The locking mechanism is configured to automatically first lock in a first position (or ride position) with the pawl engaging teeth of the ratchet wheel and then second lock in a second position (or released position) with the pawl engaging the ratchet wheel on an uplock surface spaced apart the ratchet teeth. | 12-09-2010 |
| 074577000 | Multiple tooth | 3 |
| 20090260476 | Pawl for a Planetary Gear Mechanism - A pawl for controlling the rotation of a gear in a planetary gear mechanism. The pawl includes a nose and first and second pivot axes. The nose is engageable with the gear. The pawl is rotatable about the first pivot axis between a first mode permitting rotation of the gear in a first direction and a second direction and a second mode preventing rotation of the gear in the first direction. The pawl is rotatable about the second pivot axis to permit rotation of the gear in the second direction while the pawl is the second mode. | 10-22-2009 |
| 20100024589 | TILT ANGLE MAINTAINING APPARATUS AND RECORDING APPARATUS - A first ratchet claw and a second ratchet claw are formed on a lock member which is provided in a reciprocating manner with respect to a guide member, wherein a plurality of first and second ratchet recesses for being fitted to the first and second ratchet claw and the first and second ratchet claw are provided on the guide member along a sliding direction of the guide member, and wherein when a lever member which is slidably provided on the guide member is in the unlocked position, the first and second ratchet recesses are continuously formed along a sliding direction of the guide member arranged in an relationship in which at least one of the first and second ratchet recess does not face the first ratchet claw in the case of the first ratchet recess or the second ratchet claw in the case of the second ratchet recess. | 02-04-2010 |
| 20100319482 | DETENT FITTING FOR LOCKING TWO VEHICLE PARTS - A detent fitting for locking two vehicle parts comprises a first vehicle part, a second vehicle part which is arranged pivotably about a rotational axis with respect to the first fitting part and three locking pawls which are arranged displaceably on the first fitting part, the locking pawls being designed and provided to be brought into engagement with a toothing of the second fitting part for locking the first fitting part with respect to the second fitting part and to be brought out of engagement with the toothing of the second fitting part for releasing the locking. Each locking pawl is associated with a free-pivoting section on the second fitting part, the locking pawl interacting with the free-pivoting section when turning the second fitting part relative to the first fitting part and the free-pivoting section being designed and provided to prevent an engagement of the locking pawl with the toothing of the second fitting part in a predefined angular range. According to the invention it is provided that at least one of the free-pivoting sections ( | 12-23-2010 |
| 20110083529 | Ratchet mechanism - A linkage method and apparatus for linking a support frame and a pawl axle in a tie-down tool used on vehicles. The linkage includes an interface between a support frame and pawl axle, with the pawl axle inserted through the support frame, with the pawl fitted on the pawl axle and located on the outside of the support frame, with the pawl axle being a pin axle with a larger diameter head portion. The head portion of the pawl axle is located on the inside of the support frame, with a fastening mechanism at the outer end of the pawl axle to prevent the pawl from falling off the axle. The linkage between the support frame and pawl axle simplifies the manufacturing process through elimination of a welding step due to inserting the pawl axle inside-out through the support frame, and the use of a fastening device at the end of the pawl axle to prevent the pawl from falling off the axle. The secure connection between the two improves the safety and reliability of the ratchet during use, sustains a larger reaction force for the operation, and improves the useful life of the ratchet. | 04-14-2011 |
| 20150292577 | DAMPED ANTI-ROTATIONAL SYSTEMS - A damped anti-rotational system is provided comprising a pawl carrier having an axis of rotation, a pawl pivotably mounted to the pawl carrier on a pivot joint, the pawl having a contact portion and a counterweight portion, a stop pin axially disposed in the pawl carrier and configured to contact the contact portion of the pawl in response to radially inward movement of the pawl, wherein the stop pin is mounted to the pawl carrier at a forward portion of the stop pin and an aft portion of the stop pin, wherein a forward O ring is disposed on the forward portion of the stop pin and an aft O ring is disposed on the aft portion of the stop pin. | 10-15-2015 |
| 20150292578 | SYSTEMS AND METHODS FOR SHOCK LOAD REDUCTION - A pawl carrier system comprising a pawl hub disposed substantially coaxially to a pawl carrier, a spring circumferentially disposed between the pawl hub and the pawl carrier, a pawl pivotably mounted to the pawl hub on a pivot joint, the pivot joint comprising an axially extending pin mounted to the pawl hub, wherein the axially extending pin extends through the pawl carrier and the pawl hub. A ratchet carrier system is provided comprising a ratchet carrier disposed substantially coaxially to a ratchet hub, wherein the ratchet hub comprises a ratchet tooth, a spring circumferentially disposed between the ratchet carrier and the ratchet hub and a retaining pin axially extending through the ratchet carrier and the ratchet hub; | 10-15-2015 |
| 20090193931 | PARKING LOCK ARRANGEMENT - A parking lock arrangement for a motor vehicle gearbox. A parking lock cog can be fixed to a shaft of the motor vehicle gearbox rotatable about a first axis. A parking lock pawl is supported so that it can pivot about a second axis. An actuating mechanism can pivot the parking lock pawl into a locking position, in which the parking lock pawl meshes with the parking lock cog. A release mechanism can pivot the parking lock pawl out of the locking position into a release position, in which the parking lock pawl is decoupled from the parking lock cog. The actuating mechanism has a cam, which is supported so that it can pivot about a third axis and which in a first cam position holds the parking lock pawl in the locking position. | 08-06-2009 |
| 20090288516 | Control Structure for a Two-Way Ratchet Tool - A control structure for a two-way ratchet tool comprises a handle, an adjustment member, a ratchet member and a control member. The handle includes a shank portion, a drive portion and a ratchet portion including a positioning groove, a sliding surface and a protruding stop ring. The sliding surface includes an arc groove for accommodation of an elastic member, and the positioning groove includes an adjustment recess for accommodation of a push member and a spring. The adjustment member includes plural teeth on an upper end thereof and an adjustment rod at one side thereof. The ratchet member includes a smooth surface and a toothed surface on an outer periphery thereof and a wavy engaging surface on an inner periphery thereof. The control member includes a ring body with a wavy outer surface and a control end, the ring body includes a locking groove for accommodation of a C-shaped clip, and a limiting recess. | 11-26-2009 |
| 20100307288 | Lap Bar Assembly with Locking Mechanism with Locking In Lap Bar and Grab Bar Positions - A lap bar assembly with dual lap bar and grab bar functions. The assembly includes a locking mechanism and a lap bar pivotally mounted to the locking mechanism via a support shaft. The locking mechanism includes a ratchet wheel affixed to the support shaft. A pawl is pivotally supported within the locking mechanism on a pawl support axle parallel to and spaced apart from the lap bar support shaft. The locking mechanism includes a trip cam pivotally attached to the lap bar support shaft. The locking mechanism includes a cam follower that selectively engages the pawl. The locking mechanism is configured to automatically first lock in a first position (or ride position) with the pawl engaging teeth of the ratchet wheel and then second lock in a second position (or released position) with the pawl engaging the ratchet wheel on an uplock surface spaced apart the ratchet teeth. | 12-09-2010 |
| 074578000 | Sliding pawls | 2 |
| 20140305259 | Thermal Ratchet System - A thermal ratchet system includes a ratchet housing, a ratchet mandrel, a first ratchet, and a second ratchet. The first ratchet is disposed at a position generally fixed with respect to the ratchet housing and is urgeable with respect to the ratchet mandrel in an axial direction by a change in environmental temperature in a first direction. The second ratchet is disposed at a position generally fixed with respect to the ratchet housing and is urgeable with respect to the ratchet mandrel in the axial direction by a change in environmental temperature in a second direction opposite to the first direction. At least one of the first ratchet and the second ratchet is engaged with the ratchet mandrel. | 10-16-2014 |
| 20140360313 | LATCHING DEVICE FOR A ROTATIONALLY OR TRANSLATIONALLY MOVABLE OPERATOR CONTROL ELEMENT - The latching device for a rotationally or translationally movable operating element is provided with a resiliently mounted latching projection and with a latching guideway which is in sliding contact with the latching projection and which has a plurality of latching depressions with latching elevations arranged between them. The latching depressions and the latching elevations form a substantially corrugated latching path along which the latching projection slides during a relative movement between latching guideway and latching projection. The latching projection has a surface which contacts the latching path along at least one contact line running substantially transversely to the longitudinal extent of the latching path. When sliding along the latching path. the latching projection experiences an upward and downward movement with periodic change of the orientation of its contact line with respect to the latching guideway. | 12-11-2014 |
