Bizarre Patents
User-operated amusement apparatus for kicking the user's buttocks
An apparatus including a user-operated and controlled apparatus for self-infliction of repetitive blows to the user's buttocks by a plurality of elongated arms bearing flexible extensions that rotate under the user's control.
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| Number | Title | Issue Date |
| 5549343 | Train tire profile A section of a train wheel tread is formed into a continuous hyperbolic curve to respond asymptotically to changes in the path of a rail, thus, dampening lateral oscillation of the train wheels back and forth across rail. The hyperbolic curve at a minimum... | 08/27/1996 |
| 5540157 | Single-axle bogie for trackbound vehicle The invention relates to a self-steering single-axle bogie for trackbound vehicles comprising one single wheel set (8) and wherein each wheel (8a, 8b) is rigidly connected to an intermediate wheel axle (14), wherein the wheel set (8) is attached rigidly o... | 07/30/1996 |
| 5295624 | Contact surfaces of a track part and railway wheel To achieve low wear and hence a greater shape durability of track parts, it is proposed that the contact surface of a track part have a curvature having a constant difference ƊK in relation to the curvature of the corresponding current contact surface of... | 03/22/1994 |
| 5007351 | Mobile carriage with center drive A mobile storage system includes mobile carriages that roll on rails embedded in a building floor. The carriages are driven along the rails by at least two flanged wheels that engage a grooved rail. The flanged wheels are preferably mounted in parallel ch... | 04/16/1991 |
| 4895408 | Railway truck and truck wheelset and method for lubricating a railway rail An improved railway vehicle wheel profile and method for controlling the distribution of lubricant applied to the wheel flange in a manner to minimize contamination of the rail running surface with lubricant.... | 01/23/1990 |
| 4702661 | Robot carrier structure A robot carrier structure constituted by a portal wagon movable on rails and laterially supported by a pair of carriages each comprising a pair of wheels longitudinally coupled by motion transmission means actuated in synchronism by an electric motor. Fur... | 10/27/1987 |
| 4355580 | Inexpensive driverless vehicle A driverless vehicle has an inverted U-shaped body with the bight being a horizontal load supporting surface. A pair of wheels is supported by each leg of the body. A friction drive wheel for contact with a drive shaft is supported by the body. An accumul... | 10/26/1982 |
| 4294482 | Railway wheel tread profile A profiled wheel tread for use with self-steering wheelsets, the tread having a running surface, a wheel flange, a taping line passing through the running surface, and a running zone between the taping line and the wheel flange. The invention provides tha... | 10/13/1981 |
| 4230043 | Railway car wheelset and rails therefore An improved railway car wheelset having a novel wheel configuration that permits greatly improved performance on existing and improved track. This means that substantially higher rolling speeds can be achieved without loss of stability and while maintaini... | 10/28/1980 |
| 4200326 | Reinforced railway wheels and axles An axle and wheel assembly particularly adapted for railcar usage is disclosed as having a metal-foam construction that is light in weight but of a relatively high strength. The axle includes an elongated hollow steel outer axle member and an elongated ho... | 04/29/1980 |
| 4139154 | Rail for center-flange wheels The present invention relates to a rail intended to constitute a tread for heavy duty rolling stock, such as gantry cranes, mounted on wheels or rollers and concerns more specifically a guide rail on which both center-flange wheels or rollers, and lateral... | 02/13/1979 |
| 4095531 | Railcar running gear A railcar running gear or a wheel unit for railcars with at least two essentially parallel axles with two wheels on each axle is provided for, of which the front two wheels have a roll surface touching the rail that is slightly tapered so that the smaller... | 06/20/1978 |
| 4067261 | Damping railway vehicle suspension A damping suspension for a railway truck having load-bearing members supported on at least two live wheelsets which are self-steering and which are directly interconnected to couple their yawing movements in opposite senses. The wheelsets are self-steerin... | 01/10/1978 |
| 4026217 | Self steering railway axles and wheels on track curvatures The under surface of an adapter journal box rests upon an assembly composed of semi-annular semi-spherical members consisting of a lower one resting on the outer race of the axle bearing complex, an upper one meeting the top inner face of the adapter jour... | 05/31/1977 |
