Bizarre Patents
An extension member is attachable to a trailer hitch and extends away from the vehicle and is connected to a seating frame supporting a toilet seat.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7523708 | Railroad hopper car transverse door actuating mechanism An actuating system for operating transverse doors of a railroad hopper car. The mechanism includes an operating member which is coupled to a door or doors of the car by a shaft and a linkage which couples a power source to the operating member, where the operating ... | 04/28/2009 |
| 7080599 | Railroad hopper car transverse door actuating mechanism An actuating system for operating transverse doors of a railroad hopper car. The mechanism includes an operating member which is coupled to a door or doors of the car by a shaft and a linkage which couples a power source to the operating member, where the operating ... | 07/25/2006 |
| 6955127 | Manual railroad hopper car door actuating mechanism An actuating system for manually operating the doors of a railroad hopper car. An operating shaft having a handle is rigidly coupled to an actuating lever. A door opening lever, which is rotatably coupled to the actuating lever, is rotatably coupled to the door for ... | 10/18/2005 |
| 6955126 | Railroad hopper car longitudinal door actuating mechanism An actuating system for operating longitudinal doors of a railroad hopper car. The mechanism includes an operating member which is coupled to each end of the door set of the car by a shaft and a linkage which couples a power source to the operating member, where the... | 10/18/2005 |
| 6644215 | Worm drive mechanism for gear operated door An anti-spin/anti-drift or stop mechanism for a railway car door includes a shaft, a helical gear mounted to a first end of the shaft, a helical drive rotatably cooperating with the gear, and a worm gear mounted on a second end of the shaft. The worm gear... | 11/11/2003 |
| 6405658 | Manual discharge door operating system for a hopper railcar A manual discharge door operating system for a hopper railcar includes a door actuation shaft coupled to the railcar extending across the width of the railcar. The door actuation shaft has distal ends accessible from opposite sides of the railcar with eac... | 06/18/2002 |
| 5261333 | Automated ballast door mechanism A discharge arrangement for dispensing the contents of a hopper. The discharge arrangement is particularly suitable for use as an automated ballast door operating mechanism on a railroad hopper car transporting ballast for use in roadbed restoration. The ... | 11/16/1993 |
| 5249531 | Railraod hopper car door actuating mechanism An actuating system for operating the doors of a railroad hopper car. A plurality of levers for each hopper operate to rotate the doors of the hopper between an open and a closed position. The mechanism applies a tension force, rather than a compressive f... | 10/05/1993 |
| 4766820 | Hopper car with automatic discharge door mechanism A railroad hopper car having bottom discharge doors, an elongated beam assembly along the bottom of the car, door operating levers to open and close the doors connected to the beam assembly and doors, and lost motion connections in the beam assembly which... | 08/30/1988 |
| 4741274 | Hopper door operating mechanism A railway hopper car has longitudinally spaced hoppers on both sides of a center sill. The hoppers have door assemblies which may be opened and closed by a door operating mechanism. The door operating mechanism includes a pneumatic cylinder which rotates ... | 05/03/1988 |
| 4688488 | Automatic actuating and locking apparatus for the hopper doors of a railroad hopper car Apparatus for actuating and locking the hopper doors of a hopper car of the type having a center sill of inverted U-shaped cross section and a plurality of hopper doors extending transversely of the center sill. The hopper doors can be arranged singly to ... | 08/25/1987 |
| 4606277 | Actuating and locking apparatus for longitudinal hopper doors of a railroad hopper car An apparatus for actuating and locking pairs of hopper doors of a railroad hopper car of the type having a longitudinal center sill and pairs of longitudinally extending chutes, located opposite each other and on each side of the center sill, configured t... | 08/19/1986 |
| 4601244 | Operating system for railroad hopper car gate assembly doors A railroad car with a hopper-type body may include a series of gate assemblies for selective discharge of commodity in the car body. Each gate assembly may have two pairs of doors which rotate to close or open respective outlet openings in the gate assemb... | 07/22/1986 |
| 4580502 | Device for unloading a container for bulk materials A device for unloading a container used for bulk materials is such that a container floor is made up at least in part of flaps which can be tilted or swung out away from the interior. To this end at least two flaps are connected via a ridging beam or axle... | 04/08/1986 |
| 4508037 | Door lever adjusting device for hopper car doors In a railway hopper car with several bottom dump doors, the doors are operated by a main door operating member in the form of a thrust bar running the length of the car. The bar, when moved, rotates levers which rotate actuator shafts which move door oper... | 04/02/1985 |
| 4262601 | Cam actuated railway hopper car lock mechanism An arrangement for operating longitudinally disposed discharge door for a railway hopper vehicle includes adjacent pairs of interconnected hopper doors. The doors of each pair are connected by linkages to provide simultaneous, cooperative opening and clos... | 04/21/1981 |
| 4259036 | Hopper car door locking arrangement A hopper car door locking and unlocking arrangement includes a crank arm which is initially moved to a bail engaging position laterally outwardly of the car and then is further operated by the bail of a side of track door opening device. The crank arm mov... | 03/31/1981 |
| 4250814 | Dual hopper car doors A rapid dump hopper car includes a pair of relatively lightweight doors which are opened and closed sequentially from an overlapping position by means of a longitudinally extending actuating mechanism movably supported on the underframe of the car. The do... | 02/17/1981 |
| 4235169 | Door locking mechanism for side dump railway hopper cars An open top hopper car particularly adapted to transport logs and pulpwood products includes a car body having a central partition separating the car into a pair of hoppers which are open at their lower ends for discharging materials sideways and downward... | 11/25/1980 |
| 4194450 | Railway hopper car door operating mechanism A door operating mechanism for a bottom dump hopper car including a plurality of transversely mounted bottom discharge gates arranged in oppositely opening pairs and operatively connected by compression struts to pendulously mounted vertical levers. The l... | 03/25/1980 |
| 4163424 | Hopper door locking and actuating mechanism Both an operating link and a locking hook member are secured on a shaft rotatably mounted on a hopper door. The hook member cooperates with a locking lug fixed relative to the hopper for securing the door closed. The operating link is both pivoted and pus... | 08/07/1979 |
| 4077329 | Opening and closing means for hinged trough covers on hopper cars An elongated hatch opening in the roof of a hopper car includes a pair of hatch covers hinged on opposite sides of the hatch. A motor and operating mechanism supported at the end of the hatch reciprocates a pair of push-pull bars positioned within the hat... | 03/07/1978 |
| 3949681 | Motor actuated railway hopper car door mechanism A fluid motor actuating mechanism for railway hopper car doors includes a linkage arrangement which interconnects the doors to provide for opening and closing operation in concert. The doors are supported adjacent a discharge opening and are arranged to s... | 04/13/1976 |
