Abstract: A horizontally extending body or base member includes a forward portion and a rearward portion and has downwardly projecting teeth for engaging a wire grid mounted on a bed or floor. The forward portion of the base member supports a wheel engaging head member for relative horizontal movement between extended and retracted positions, and compression springs bias the head member to its extended position. A lock member is supported by the rearward portion of the base member for pivotal movement between released and locked positions and also has downwardly projecting teeth for engaging the wire grid. The head member carries a wheel engaging extension member for pivotal movement between retracted and extended positions. A side paddle member is also carried by the head member to resist lateral movement of the wheel, and preferably all of the members are each molded of a liquid thermoset plastics material.

Abstract: A method and apparatus for securing a wheeled device such as a shopping cart is disclosed. In one embodiment, the securing structure comprises a depression formed in a support surface, such as a concrete or asphalt parking lot. The depression is configured to accept one or more wheels of a wheeled cart therein for restraining the cart. An advertising platform is located in the depression. The advertising platform bears advertising or other information. Another embodiment of the invention is an advertising platform for use with a cart securing structure which is mounted to a support surface. The platform may span the space between two securing structures, the platform having a top surface configured to bear advertising or other information.

Abstract: A configurable wheel lock comprising a rigid chock and an adjustable fork pivoted to the chock that engages a wheel seated within a cradle. The fork projecting from the control portion mounts a pair of separate arms pivoted to opposite ends of an axle that is slidably captivated within guide slots in the chock sides. Projecting arm stubs are inserted within the wheel to be captivated for locking. The fork arms rotate in a first plane that is coplanar with both arms and the axle, and they may be rotated about the axle. These combined rotational features enhance the positional abilities of the arms, and the dexterity of the wheel lock. Rigid locking-links pivoted to at least one of the arms are extended to the opposite arm to lock it in a selected locking position about the wheel.

Abstract: A slip stop device is proposed which can scatter a slip stop material between each tire and the road surface even when the steering wheel is turned or during “nose dive”. The slip stop device includes a nozzle through which the slip stop material is discharged and a container from which the slip stop material is supplied to the nozzle. The nozzle and the container are mounted on an axle carrier supporting a wheel with the nozzle oriented such that the slip stop material is scattered therethrough into a space between the tire and the road surface. The nozzle and the container are provided sufficiently close to each other so that the slip stop material can be instantly scattered through the nozzle when the valves are opened with practically no time lag.

Abstract: Embodiments of a wheel locking chock apparatus are disclosed for use with recreational vehicles, travel trailers, and boat trailers having single or tandem axles. The chock apparatus functions not only to hold a trailer in position, but to also limit the rocking or rotational movement of tire and wheel combination where a recreational vehicle or travel trailer is used for camping. The chock apparatus generally comprises a pair of metal chocks, which are movably linked together by a screw driven mechanism for tightening and loosening the chocks about the tread area of a single tire or those tires that are adjacent to one another. The wheel locking chock apparatus uses a drive mechanism having a centrally located rotatable, cylindrical adjusting member that is manually assisted for extending and contracting the chock assemblies.

Abstract: The invention is a safety lock applied to a vehicle wheel during a road stop to prevent the vehicle from moving or being driven away during the stop. This safety lock would be applied to any tire on the vehicle by law enforcement or safety inspectors during the stop, the safety lock slid onto the tire from the outside of the tire, with friction enhanced chocks in front and in back of the tire, locking onto the tire to prevent the rotation of the tire, reducing the risk of injury or escape in the event an attempt is made to drive away during the road stop. It may also be used to secure a tire or wheel during maintenance or during an emergency roadside repair, the device compact enough to fit in the trunk of a car and light enough in weight to be carried by an average individual.

Abstract: A wheel locking system is provided which, in a first embodiment, generally includes first and second chocks, each chock having a pin passage extending therethrough. First and second pins are slidably disposed respectively in the pin passages of the chocks which are fixed to first and second bars that are disposed on opposing sides of the chocks. In this manner, the chocks and the bars collectively define a well in which the wheel or wheels of an aircraft may be accommodated. Because of the bars extending between the chocks, the wheel locking system cannot be readily removed from the accommodated wheel or wheels. In addition, the ability of an aircraft to roll out of the locking system is highly hindered. Locks, such as padlocks, may be provided to further enhance the security aspect of the subject invention requiring removal of the locks prior to removal of the system.

Abstract: A wheel torquing assisting device for allowing lateral movement of a suspended vehicle wheel while preventing rotation of the suspended vehicle wheel, including anti-slip teeth on the wheel-engaging face, a forefoot portal and means for varying the height and/or width of the device.

Abstract: An aircraft tire chock comprising a triangular-shaped elongated body designed to fit against the surface of a tire on an aircraft. The body includes three longitudinally aligned support members. Disposed between the three support members is a plurality of triangular-shaped gussets, equally spaced apart and vertically aligned inside the body to support the support members. Aligned longitudinally between the support members are three, elongated replaceable bumpers that extend the full length of the elongated body between adjacent support members. Located over each end of the elongated body is an optional end cap. Formed inside each end cap and the end gussets is a centrally aligned bore. Disposed centrally through the bores in the end caps and the gussets is a short, longitudinally aligned pipe. Disposed inside the pipe is a short section of wire rope that is used as a pull handle to move or transport the chock.

Abstract: A method and apparatus for securing a wheeled device such as a shopping cart is disclosed. In one embodiment, the apparatus includes a body having a pair of spaced stops with an intermediate trough. In use, the wheels of the cart are rolled along an upwardly extending face of one of the stops, over the stop and into the trough between the stops. In one embodiment, advertising is located on the surfaces of one or more of the stops. In one embodiment the apparatus includes an LCD display located on one of the faces and a control system for presenting advertising and other information using the display.

Abstract: The present invention is directed to a device and method for preventing hoses, cords and cables from becoming jammed under wheels without impairing productivity nor leading to back strain. The device is comprised of a “U” shaped wedge body with a thin end and a thick end connected by equal top and bottom surfaces and a flat edge that wraps around the “U” shape to be wedged between the supporting surface and the tire tread. The outer expanding edge provides a contact surface for a hose or cable to be guided around the corner of the wheel. The top and bottom surfaces being equal making the device symmetrical and allowing the device to be equally effective when inserted either side up. The body provides a device that can be traversed, not removed, while the wheeled vehicle is being removed from the service area.

Abstract: Wheel chock restraint system comprising a wheel chock, a supporting element mounted on the ground in vicinity of a loading dock and a wheel chock support assembly connected by one end to the wheel chock and by another end in vicinity of the loading dock. A base portion of the chock is provided with first engagement elements and the supporting elements are provide with corresponding second engagement elements. The first engagement elements are adapted to cooperate with the second engagement elements, thus creating a retention force directed away from the loading dock and preventing the chock from sliding away from the wheel of a vehicle making an attempt to depart prematurely from the loading dock. Wheel chock support assembly is adapted to ensure a secure positioning of the chock under the wheel of the vehicle during loading and unloading operation by creating an engagement force directed towards the loading dock and pressing the chock against the wheel.

Abstract: A wheel chocking device (13) having a wheel chock (34) that can be raised from a retracted position to a raised position. In the retracted position, the wheel chock (34) is substantially flat, thereby allowing a truck (36) to be driven over the wheel chock (34). In the raised position, the wheel chock (34) can be engaged with the wheel (36) of a truck to prevent the truck from driving away from a loading dock. In one embodiment, movement of the chock (34) is provided by pneumatic cylinders (120) that drive cables (124) or chains associated with pneumatic pistons (122) positioned within the cylinders (120). As the chock (34) is moved from the distal position, the chock (34) can raise from a lowered position to an intermediate position (3). The chock (34) is then moved toward the vehicle wheel (36). Upon contact with the wheel (36), the chock (34) will raise from the intermediate position to the fully raised position.

Abstract: A wheel chock includes a first chock member having a receiving slot therein, a second chock member, and an elastic member. The elastic member is fixed at one end to said first chock member, and its opposite end joins the second chock member to the first chock member. The elastic member is adapted to securely engage said receiving slot of said first chock member when the wheel chock is in use about a tire.

Abstract: A method and apparatus for securing a wheeled device such as a shopping cart is disclosed. In one embodiment, the apparatus includes a body having a pair of spaced stops with an intermediate trough. In use, the wheels of the cart are rolled along an upwardly extending face of one of the stops, over the stop and into the trough between the stops. In one embodiment, advertising is located on the surfaces of one or more of the stops. In one embodiment the apparatus includes an LCD display located on one of the faces and a control system for presenting advertising and other information using the display.

Abstract: A wheel chocking device having a wheel chock that can be raised from a retracted position to a raised position. In the retracted position, the wheel chock is substantially flat, thereby allowing a truck to be driven over the wheel chock. In the raised position, the wheel chock can be engaged with the wheel of a truck to prevent the truck from driving away from a loading dock. As the chock is moved from the distal position, the chock can raise from a lowered position to an intermediate position. The chock is then moved toward the vehicle wheel. Upon contact with the wheel, the chock will raise from the intermediate position to the fully raised position. In another embodiment, the chock can be inserted laterally from the side of the wheel.

Abstract: An improved tire chocking system comprising a pair of triangular-shaped tire chocks connected by a semi-rigid cable securely attached to each tire chock. In the preferred embodiment, the cable includes a wire rope surrounded by a protective outer hose. The ends of the wire rope are securely attached to the chocks via stop plugs wedged or forced into longitudinally aligned bores formed in each chock. A crimp nut is attached to the distal ends of the wire rope to prevent disengagement from the stop plugs. The wire rope and hose form a semi-rigid cable that extends upward when the two tire chocks are aligned vertically on their ends to delineate a desired parking area. The three surfaces of each chock are marked with a high visibility stripe to improve visibility.

Abstract: A method and apparatus for winning a race without exceeding a maximum performance of a car, whereby maximum performance is based upon consecutive prior races. The method is comprised of determining an optimal distance by which a first car having a first performance should trail a second car having a second performance at a predetermined distance of 66 feet from a finish line on a race track having a fixed distance of 1320 feet whereby a racer uses optimal distance during a race to influence his or her rate of speed.

Abstract: A leveling device including a plurality of supports each having a bottom wall, a top wall and a peripheral wall that extends between the top and bottom walls. Each of the bottom walls has a generally rectangular shape. Each of the front walls is angled outward and downward from the top walls to the bottom walls. The supports is stacked on each other with the back walls generally aligned and the bottom walls abutting the top walls such that an upper most support and a lower most support is defined. Each of the bottom walls has a size and shape generally equal to an abutting top wall such that the front walls define a ramp. A selected number of the supports are stacked such that a desired height is achieved. The tire is positioned on the supports such that the recreational vehicle is vertically supported.

Abstract: A locking wheel chock apparatus for use with tent trailers, travel trailers and boat trailers having single or dual axles. The chock apparatus functions not only to hold a trailer in position, but also to limit the rocking or rotational movement of tire and wheel combination where a tent or travel trailer is used for camping, i.e. living conditions. The chock apparatus generally comprises a pair of metal chock assemblies which are movably linked together by a screw driven mechanism for tightening and loosening that the chock assemblies about that the tread area of a single tire and wheel assembly. A first embodiment of the chock apparatus uses a shaft-like drive mechanism having a centrally located hand grip and right and left hand thread screws. Both manual and wrench assisted tightening and loosening of the chock assemblies is attainable.

Abstract: Embodiments of a locking wheel chock apparatus are disclosed for use with recreational vehicles, travel trailers and boat trailers having dual axles. The chock apparatus functions not only to hold a trailer in position, but also to limit the rocking or rotational movement of tire and wheel combination where a recreational vehicle or travel trailer is used for camping, i.e. living conditions. The chock apparatus generally comprises a pair of metal chocks, which are movably linked together by a screw driven mechanism for tightening and loosening the chocks about the tread area of adjacent tires. The chock assembly is capable of being reduced to a small package to facilitate storage and transportation when not in use.

Abstract: A trailer wheel rim lock comprising two steel jaw members hinged together at one end and secured around a wheel rim at the other ends and wherein a chain is fixed to one jaw and passed through a guide member on the other jaw to tighten the jaws together around the wheel rim and a padlock is passed through the chain to lock the chain around the jaws.

Abstract: A ground-engaging emergency brake and anti-jackknife system for a vehicle comprises a brake skid which has at least one elongated substantially planar rigid base member, and upper and lower planar surfaces. A replaceable traction member is removably affixed to the base member lower planar surface. A linkage mechanism positions the brake skid in a ground-engaging deployed plane which is parallel to the plane of the vehicle, and when retracted, in a position adjacent to the underside of the vehicle. An actuating mechanism actuates the brake skid between the deployed and retracted positions. The brake skid is centered axially with respect to the longitudinal axis of the vehicle between the rear wheels of the vehicle. The actuating mechanism and linkage mechanism are effective to place a substantial amount of the vehicle weight on the brake skid when the brake skid is in its deployed position.

Abstract: A wheel chock assembly includes a wheel chock having a substantially triangular cross-section and a handle having a lower end detachably secured to the bottom wall of the wheel chock and an upper end having a hand grip secured thereto. The hand grip is disposed in a plane substantially perpendicular to a plane of a side wall of the wheel chock and the handle is provided with an intermediate portion connecting the upper and lower ends substantially orthogonally to each other. The handle is formed from a hollow continuous tube with the lower end thereof w adapted to rest on the ground beneath the wheel chock.

Abstract: A method and apparatus for securing a wheeled device such as a shopping cart is disclosed. In one embodiment, the apparatus comprises a body having a bottom surface for engaging a support surface and a top surface defining at least one first stop having a first face and a second face, the first face sloping upwardly from the bottom surface towards the rear face and defining a leading edge positioned near the support surface, an apex provided between the first and second faces, the second face sloping downwardly from the apex, and at least one securing element for securing the cart securing structure to the support surface. In use, the wheels of a cart are rolled over the sloping first face into engagement with the second face. In another embodiment of the invention, the body defines first and second stops having a trough positioned therebetween and the wheels of a cart are rolled over a sloping surface of the first stop into engagement with the trough.

Abstract: The invention relates to a device for blocking wheels (5) of a vehicle (4). The device comprises elongate guide means (7), a wheel block carrier (10) which is guided slidably in lengthwise direction of the guide means (7) and which comprises a wheel block (6) guided for transverse movement, and control and drive means (13) for moving the wheel block unit relative to the guide means (7) and for moving the wheel block (6) relative to the wheel block carrier (10).

Abstract: A wheel-chocking device including a base member and a collapsible chock movable between lowered and raised positions. The chock includes a chocking member movable relative to the base member, and support members pivotably attached to the chocking member and defining therewith pivot axes, the pivot axes and the chocking member being movable between a substantially horizontal orientation and an inclined orientation. The chocking member and the support members are substantially coplanar when the chock is in the lowered position. The chocking member and the support members are inclined and the chocking member is substantially perpendicular to the support members when the chock is in the raised position. The base member has a longitudinal axis defining a vertical plane, and the pivot axes are substantially parallel to the vertical plane.

Abstract: An aircraft tire chock comprising a triangular-shaped elongated body designed to fit against the surface of a tire on an aircraft. The body includes three longitudinally aligned support members. Disposed between the three support members is a plurality of triangular-shaped gussets, equally spaced apart and vertically aligned inside the body to support the support members. Aligned longitudinally between the support members are three, elongated replaceable bumpers that extend the full length of the elongated body between adjacent support members. Located over each end of the elongated body is an optional end cap. Formed inside each end cap and the end gussets is a centrally aligned bore. Disposed centrally through the bores in the end caps and the gussets is a short, longitudinally aligned pipe. Disposed inside the pipe is at least one short section of wire rope that is used as a pull handle to move or transport the chock.

Abstract: A wheel chock is provided with an upstanding handle to assist in moving the wheel chock into and out of operative engagement with a wheel. First and second photo sensor assemblies are mounted in the wheel chock and the handle, respectively, for sensing the presence of a wheel in close proximity to the wheel chock. A signal light assembly is mounted adjacent a loading dock and is operatively connected to the photo sensor assemblies for indicating whether or not a wheel chock is disposed is blocking relation to a wheel and to indicate when the wheel chock is not connected to source of power.

Abstract: A method and apparatus for securing a wheeled device such as a shopping cart is disclosed. In one embodiment, the apparatus comprises a body having a bottom surface for engaging a support surface and a top surface defining at least one first stop having a first face and a second face, the first face sloping upwardly from the bottom surface towards the rear face and defining a leading edge positioned near the support surface, an apex provided between the first and second faces, the second face sloping downwardly from the apex, and at least one securing element for securing the cart securing structure to the support surface. In use, the wheels of a cart are rolled over the sloping first face into engagement with the second face. In another embodiment of the invention, the body defines first and second stops having a trough positioned therebetween and the wheels of a cart are rolled over a sloping surface of the first stop into engagement with the trough.

Abstract: An improved tire chocking system comprising a pair of triangular-shaped tire chocks connected by a semi-rigid cable securely attached to each tire chock. In the preferred embodiment, the cable includes a wire rope surrounded by a protective outer hose. The ends of the wire rope are securely attached to the chocks via stop plugs wedged or forced into longitudinally aligned bores formed in each chock. A crimp nut is attached to the distal ends of the wire rope to prevent disengagement from the stop plugs. The wire rope and hose form a semi-rigid cable that extends upward when the two tire chocks are aligned vertically on their ends to delineate a desired parking area. The three surfaces of each chock are marked with a high visibility stripe to improve visibility.

Abstract: The invention relates to a device for blocking a vehicle, comprising a guide track which is disposed along a driveway, a carriage which engages on the guide track and is displaceable therealong in guided manner and which is provided with transversely protruding wheel engaging means, which comprise at least wheel blocking means, and locking means for locking the carriage, wherein at a front end the guide track comprises a guide surface extending upward from close to the driveway and having connected thereto a guide surface which extends substantially parallel to the driveway, and a part of the carriage carrying the wheel blocking means is displaceable along the guide track, while substantially following both guide surfaces, between a forward position close to the driveway and a rear position at a distance above the driveway.

Abstract: A wheel chocking device including a longitudinally-extending base frame positioned on the driveway, a chock positioned on the base frame and movable longitudinally relative to the base frame, and a drive mechanism drivingly connected to the chock. The drive mechanism comprises a power mechanism (e.g., an electric motor) positioned outside of an outer edge of the chock path, and both the base frame and the drive mechanism are spaced from the dock face. The drive mechanism can further include a low profile transmission interconnecting the power mechanism with the chock. Preferably, the low profile transmission comprises an endless loop member (e.g., a chain). If a portion of the transmission is within the chock path, then the portion can have a height lower than a height of the chock in the lowered position.

Abstract: A wheel chock device is constructed of three or more mutually hinged sections and can be folded into a compact form for storage. The device can be erected into a triangular chock configuration, or can be stretched out in one plane to act as a sand ladder, or can be folded to act as a jack support. Each section is made up of spaced bars.

Abstract: A method of securing a vehicle at a desired location using a wheel chocking device (30) having a chock (38) movable between a lowered position and a raised position. The method comprises the steps of positioning the vehicle at the desired location with the chock (38) in the lowered position, raising the chock to the raised position, moving the raised chock toward a wheel of the vehicle, sensing the presence of an obstruction on the vehicle, lowering the raised chock to an intermediate position to allow the chock to pass under the obstruction, and contacting the chock with the wheel. The wheel chocking device (30) includes a drive mechanism (40) that is positioned underneath the chock so that the vehicle actually drives over the drive mechanism. The drive mechanism is simplified with the use of a drive screw (152) and a partial drive nut (148, 154) that facilitates the use of support members (156) for supporting the drive screw at spaced locations along the length of the drive screw.

Abstract: The block comprises a body (1) or (30) formed by two lower (9) or (32) and upper (10) or (33) parallel branches spatially offset, mutually joined at one of their ends by an inclined connecting section (11) or (34), the upper branch (10) or (33) extending by a bent portion to form a curved ramp (16) or (49) for lateral guiding towards the central part of the block. The block has at the end opposite to the inclined connecting section (11) or (34) a single locking member for being fixed to the flooring completed by at least a centering and immobilizing structure. This invention is useful for transporting road vehicles on lorries and wagons.

Abstract: A device for regenerating a brake, particularly for skates having a supporting frame for two or more wheels and a support for a pad which has an initially intact surface which interacts with the ground during braking. A sensor for detecting the degree of wear of the surface of the pad is associated with the support and is connected to a sprocket suitable to modify the initial position of the pad. Advantageously, this modification can be achieved by restoring an intact condition for the surface that interacts with the ground. The device allows to achieve optimum braking without requiring any intervention on the part of the user for pad replacement.

Abstract: An anchor system for stabilizing a vehicle during a pulling operation, such as with a winch or a come-along, has a wheel or track stop with a tether that attaches to a frame member, such as a bumper, of the pulling vehicle. The wheel or track of the vehicle rides over the stop, past center, and is prevented from further rolling by the tether. The forces on the vehicle are concentrated on a front edge of the stop, effectively anchoring the vehicle, which tends to rotate about the front edge as a fulcrum.

Abstract: A self-contained and automatic chock for immobilizing vehicles, particularly trucks in front of a loading dock, comprises a casing (18), a chock body (12) articulated (at 14) so as to pivot relative to this casing between a first retracted position and a second projecting position and a unit (16) for moving and locking the chock body between the first and second positions, arranged to coact with the casing.

Abstract: A security device for immobilizing a vehicle by securing one or more of its wheels to a fixed location. The device includes an anchorage assembly mounted on a flat horizontal surface that includes two spaced apart channels and one stopper member near to one of the channels. A central assembly with three walls, perpendicularly mounted to each other, is slidably mounted to the anchorage assembly. A holding assembly removably locks central and holding assemblies together. The central assembly has several arms that extend radially outwardly and embrace a vehicle's wheel. A reinforcing arched member connects the bent portions of the arms enhancing the structural integrity of the holding assembly.

Abstract: A system for restraining a vehicle, such as a truck having a pair of separated tires mounted on an axle, positioned at a loading dock. A member is movable from a stored position near or under the loading dock to an operative position under the vehicle and located between said separated tires. A pair of restraining elements are mounted on the movable member and are movable from a stored position between the tires to an outward extended position where each of the restraining elements engage a respective one of said pair tires. A mechanism, such as an hydraulic system, is mounted to said member at one end and to a fixed point at the other to move the member to a position under the vehicle. The pair of restraining elements is moved to the outward extended position by action of the moving mechanism for the member or by movement of a sensor that contacts a tire.

Abstract: A chock-type wheel lock has two V-shaped cradles joined at the lowermost part of the "V" horizontally at the tire's center. A sliding bar and cylinder lock engage the cradle members together. Alternatively, a series of adjustment blocks join the cradles together for differing tire sizes. The chocks may be adjustable having an axle which slides into notches in a cradle housing to provide for multi-size tire use.

Abstract: The present invention is related to a transport trailer with a suspended articulated platform. The device comprises a platform (1) upon which is pivotally attached a cradle formed of two interdependent arms (6) of a shaft spanning the platform transversely near the longitudinal center of the platform. The fore arms (P'2) are pivotally connected at (P2-P'2). The top of each arm is linked to a fork made up of two tie-beams (2) and a T-shaped tow bar (3). These tie-beams are pivotally connected at (P3-P'3) and (P4-P'4). The hitch device (4) is linked to the hauling vehicle, which, in moving forward, exerts a force (F). This towing force results in the raising of the platform (1) so that it pivots around (P1-P'1) and (P2-P'2). This rotation takes place around the wheel shafts (5) so that they become locked in with the aid of the wedges (10). In the upright position, as shown, the tie-beams (2) are locked against the fore arms (6) at points (S) and (S').

Abstract: Manually positioned wheel chocking apparatus are disclosed. In a preferred embodiment, the chocking apparatus includes a track secured adjacent a parking area; a movable chock; and fixing apparatus for temporarily fixing the chock to the track to substantially prevent the chock from moving. The movable chock has a surface which can be selectively positioned within the parking space at a location for engaging a tire of a vehicle. It also includes an extension for operatively engaging the track. The fixing apparatus may optionally comprise a pin sized to mate with a bore in a track or a frictional lock, preferably constructed as an over-center toggle.

Abstract: An automatic vehicle chock has a chock and a locking mechanism movable on a rail from a retracted position to a position where the chock is extended and held in position by the locking mechanism. A sensor moves with the chock to determine the position of the wheel to be chocked and extend the chock. The position of the sensor relative to the chock can be adjusted. The device also employs mechanical assemblies carried by the carriage assembly to retract the chock without the use of a brake. In one embodiment a cam is used to reverse the direction of the chock arm retaining spring after the chock has been engaged. In a second embodiment the chock is continuously biased to the stored position and a latch is used to hold the chock outward until it is locaked in posiion. The latch is then released and the bias to the stored position is restored so that the chock will retract when the lock is released.

Abstract: A wheeled vehicle can be positioned in a garage by a positioning device that includes a mounting bracket attachable to the garage floor, or garage wall near the floor, an elongated arm structure pivotably attached to the mounting bracket for swinging motion between an operating positioning along the floor and a stored position against the garage wall, and a tire-engageable ramp affixed to the elongated arm structure remote from the mounting bracket. The arm structure has an adjustable length for varying the spacing of the ramp from the garage wall.

Abstract: A wheel chock assembly for wedging beneath a pair of wheels of a vehicle to prevent the vehicle from moving. The wheel chock assembly includes an elongate rod having a pair of opposite ends and a pair of wheel chocks each having a bore therethrough. The rod is extended through the bores of the wheel chocks. One of the wheel chocks is positioned towards one of the ends of the rod and the other of the wheel chocks is positioned towards another end of the rod.

Abstract: A loading dock having a dock face, a driveway positioned adjacent to the dock face, a wheel chock positioned above the driveway for movement relative to the driveway, and a power mechanism interconnected with the chock to provide power to the chock. The power mechanism is at least partially recessed within the driveway. Preferably, the power mechanism is spaced from the dock face so that vehicles having lift gates can be serviced under a variety of conditions. The power mechanism can be positioned within a housing that is also spaced from the dock face. The housing can include a ramped portion facing the dock face so that contact with the housing by a lift gate will be deflected.

Abstract: A wheel lock is disclosed which comprises a pair of tire width adjustable hooks members which are slidably positionable for tire diameter adjustment and locking. A pair of chocks are also provided for meshing with an inside rim surface of a wheel to be locked which prevents the device from rotating as a tire. The width adjustment is only accessible when the device is not installed while the tire diameter adjustment also serves as a keyed locking mechanism for the device. The device is constructed of lightweight tubular components and is particularly adaptable for use on trailers, motorcycles and ATVs.

Abstract: A wheel-activated vehicle restraint system including a support structure disposed beside the path of the vehicle approaching the dock, and including a guide member extending away from the dock face, and an elevated supporting member. A trigger assembly is operatively connected to the guide member, and initially engages the wheel of the vehicle as it rolls toward the dock. A locking arm operatively engages the supporting member to move from a stored position to a chocking position on the wheel as the wheel engages the trigger and moves it toward the dock. A trolley assembly operatively connects the trigger assembly and the locking arm, the trolley assembly and the locking arm being connected at a connection point.