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| Number | Title | Issue Date |
| 5465814 | Collapsible wheel chock apparatus A collapsible wheel chock apparatus having a main body member with a preferably concave wheel engaging surface and a swing arm member pivotally secured to the main body member which includes a locking slot located therein with preferably a locking tab ext... | 11/14/1995 |
| 5439076 | Emergency brake device for trucks and the like An emergency brake device for stopping the rear wheels of a vehicle comprises a wedge assembly including a frame and a resilient wedge carried by the frame operably secured to the underside of the vehicle. The wedge assembly is movable from a stored posit... | 08/08/1995 |
| 5435418 | Emergency brake system for wheeled vehicles An emergency brake system for wheeled vehicles includes a deformable brake wedge for each tire on one of the vehicle's axles. The brake wedges are constructed and arranged to transfer substantially all braking forces to the vehicle through the vehicle's t... | 07/25/1995 |
| 5417486 | Brake wedge for rail mounted cabinets A brake wedge for rail-mounted cabinets which allows the movement of the cabinets to be automatically or manually prevented. The cabinet includes a number of wheels which are guided by floor-supported rails. The brake wedge has a curved profile and is ope... | 05/23/1995 |
| 5197577 | Parking brake lock for a ground-mobile implement A ground-mobile implement parking brake lock which can be set to engaged and disengaged positions relative to the braking mechanism of the implement, along with setting the implement in the engaged or disengaged power drive mode for the ground wheels. Thi... | 03/30/1993 |
| 5113976 | Reel chock with set screws for flange engagement A reel chock for releasably securing to a support surface a heavy reel provided with terminal flanges includes a base and outer and inner side plates defining between them a recess which freely receives one of the reel flanges. Chock flanges releasably se... | 05/19/1992 |
| 5003754 | Agricultural bale sheathing apparatus and method A blade sheathing device for loading bales of an agricultural product, e.g. silage, into an elongated, flexible bag, comprises a framework movable along the ground and supporting an open-ended drum that has an outer surface for supporting the bag in a com... | 04/02/1991 |
| 4949817 | Emergency braking arrangement for trucks Am emergency braking arrangement for trucks characterized by the provision of selectively releasable brake pads typically mounted in front of the rear wheels of a truck trailer at a normal non-use condition and movable to a position beneath the truck whee... | 08/21/1990 |
| 4896749 | Emergency vehicle braking system and method for using same An emergency braking device is attached to the vehicle body and is shiftable between an inoperative position and an operative position upon the occurrence of an emergency braking situation. The braking device is provided with a vacuum shroud which engages... | 01/30/1990 |
| 4828076 | Lock chock for tandem axle wheels A locking chock which is of the character of a ground brake for the fore and aft wheels of a tandem axle vehicle makes use of a separate chock or blocker for each wheel. Each chock has a flat, ground-engaging face and an oblique wheel-engaging face. There... | 05/09/1989 |
| 4825978 | Emergency braking system The invention relates to emergency braking of a tractor trailer or other automotive vehicle especially in a final panic situation prior to total loss of control. The present invention relates to a mechanical skid which is carried below the body of a tract... | 05/02/1989 |
| 4815513 | Anti-skid device for preventing slippage of automobile tire An anti-skid device for preventing slippage of a wheel is disclosed. The anti-skid device comprises a cylindrical expandable member disposed on a tread portion of a tire, and compressed fluid supplying means. The expandable member has anti-skid members im... | 03/28/1989 |
| 4726727 | Support device for disabled vehicle tire The device comprises a body which is adapted to receive and hold the disabled vehicle tire. Wheels or other rolling devices enable the body to ride on a hard surface. A ramp is provided to enable to drive the disabled vehicle tire onto the body to rest th... | 02/23/1988 |
| 4700942 | Exercise apparatus with locking means Exercise apparatus having locking means for facilitating adjustable positioning of a portion thereof. The exercise apparatus may take the form of an exercise bicycle or other equipment. The locking means are adapted to have a component positioned within a... | 10/20/1987 |
| 4676344 | Self-locking chocks for a semi-trailer Disclosed is an automatically self-locking chock for semi-trailers parked in a truck loading yard having: A freely movable dolly platform above a load support member; at least one pair of pivoted chock plates at a distance from the platform such that the ... | 06/30/1987 |
| 4657118 | Anti-skid device Anti-skid device for vehicles including a chain provided pulley (1) arranged rotatable on an arm (4) journalled on a shaft (5). The shaft is connected with an eccentric pulley. Cables (7,7') extend around the eccentric pulley and are also fastened to the ... | 04/14/1987 |
| 4580662 | Braking apparatus A vehicle braking apparatus includes a braking mat assembly, a mounting unit for securing the mat assembly to the vehicle chassis, and a shock absorbing unit. The mat assembly includes a drum mounted on a shaft and a braking mat. The braking mat has a fir... | 04/08/1986 |
| 4487396 | Scotch block attachment fitting A wrecker for towing disabled automobiles and the like has attachment fittings on the rear bumper each for securing a scotch block chain and a snatch block to the bumper at the same location on the bumper. When an automobile is being winched into towing p... | 12/11/1984 |
| 4386681 | Safety drop brake An emergency braking apparatus for use with vehicles or trailers having dual coaxial wheels on either side thereof. The brake comprises a belt, one end of which is attached to the chassis at a suitable location so that the other, free, end when released, ... | 06/07/1983 |
| 4361277 | Portable vehicle traction device An improved traction device for assisting vehicles when stuck in sand, snow, bog, or the like, incorporates a rigid plate having opposed upper and lower gripping ribs and an appended chain structure having transverse angle iron pieces spaced lengthwise th... | 11/30/1982 |
| 4354580 | Wheel chocking assembly A wheel chocking assembly for a vehicle or vehicle trailer. The chocking assembly includes apparatus mounted to the underside of the vehicle and the chock positioning assembly expands to place the chock in position and contracts into a protected position ... | 10/19/1982 |
| 4325465 | Auxiliary brake for tractor-trailer rig An auxiliary braking device for bringing a highway tractor-trailer vehicle or the like to a sudden safe stop is provided. The device has an elongated metal plate member covered with a replaceable non-adherent elastomeric sheet having a surface of high coe... | 04/20/1982 |
| 4300252 | Wheel support for bow end of a boat A wheeled body member is arranged to be attained to the bow of a boat and such body member has two positions one of which holds the wheeled support in a raised position allowing normal operation of the boat and the other of which holds the wheeled support... | 11/17/1981 |
| 4299310 | Anti-skid device for motor vehicles This invention relates to an anti-skid device for motor vehicles, which device is of the known kind at which a friction pulley abuts a drive wheel and the pulley is provided with chain links, the free ends of which are thrown in between the tire and the g... | 11/10/1981 |
| 4269426 | Tractor/trailer safety device A tractor/trailer safety device includes a control mounted in the cab for operation by the driver, when he feels the trailer beginning to jackknife, to disconnect the trailer from the tractor. The control connects a source of pneumatic pressure to a pisto... | 05/26/1981 |
| 4265338 | Wheel and ground engaging emergency brake The emergency brake comprises an elongated flexible skid member which is held within a tray-like support member above the wheels of a vehicle upon which it is used. During an emergency situation, the tray is dropped to a position proximate the vehicle whe... | 05/05/1981 |
| 4227562 | Road traction apparatus Vehicular road traction apparatus feeds a traction portion of an endless chain between a tire and the road surface and a recirculating portion of the chain is picked up aft of the tire and fed into a conduit which conducts it back to a point fore of the t... | 10/14/1980 |
| 4207019 | Truck dock wheel safety chock system A device for mechanically placing wheel chocks against the wheels of a truck-like vehicle as it is parked on the apron of a loading dock. The chocks are remotely controlled from a point of vantage by the dock attendant and certain provisions readily precl... | 06/10/1980 |
| 4155523 | Aircraft landing gear assembly An aircraft landing gear assembly includes a strut and tire arranged for load-bearing contact with an underlying surface. A weight transfer shoe interposed between the tire and support surface at touchdown and arranged to pivot to a clear position after t... | 05/22/1979 |
| 4109740 | Stair climbing device The stair-climbing device is suitable for transporting a load up or down a flight of steps. The device includes a frame on which the load is seated and a number of load-bearing shoes which engage successive steps in the flight of steps to produce displace... | 08/29/1978 |
| 4019752 | Wheelchair restraint device A restraint device which can be quickly and easily installed in a vehicle to restrain wheelchairs from moving in any direction. A base of the device bolts to the floor of a vehicle used to transport the physically handicapped. A pair of vertically incline... | 04/26/1977 |
| 3992042 | Riding vehicle with safety apron A riding vehicle, such as a lawn mower, has a flexible apron positioned behind the rear wheels with a lower edge of the apron above the ground. The mower can back up without impediment from the apron, unless an object is encountered. In that case, the obj... | 11/16/1976 |
| 3941266 | Bale loading and stacking apparatus Bale loading apparatus for loading and stacking hay bales in combination with a wagon, which is drawn therebehind and has a pluarality of longitudinal stripping fingers on the front end thereof, comprising a mobile frame adapted to be drawn forwardly by a... | 03/02/1976 |
