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 |
| 3985238 | Industrial robot An apparatus, or so-called industrial robot, grasping an object, transferring the same from a position to the other and performing preselcted actions at that position. The apparatus belongs to a technically different category from the conventional robots ... | 10/12/1976 |
| 3977268 | Feed roll drive This invention relates generally to textile carding machines and the like, and more particularly to a drive apparatus for driving a feed roll on such a machine so that a constant drive speed is provided and so the drive speed may be conveniently altered b... | 08/31/1976 |
| 3964345 | Manually operable blender A hollow vertical housing contains vertical output shaft and gearing. A rotatable handle disposed on the outside of the housing, when rotated, by means of the gearing causes the shaft to rotate at such higher speed. Cutter blades in a hollow container whi... | 06/22/1976 |
| 3943790 | Marine outboard gear assembly The invention contemplates a marine outboard gear assembly, usable in an outboard motor or an inboard-outboard drive, and featuring (a) constant drive of the meshing gears which transfer power to the propeller-shaft axis, and (b) selective spring-clutchin... | 03/16/1976 |
| 3943789 | Drive mechanism for cement mixer and the like A horizontal load shaft, projecting from a gear housing, is driven from a hydrostatic motor via a bevel pinion meshing with a bevel gear fixed to the shaft inside the housing. The motor and the bevel pinion form a unit detachably mounted on the gear housi... | 03/16/1976 |
| 3942387 | Replaceable freewheel unit for helicopters An angle gear box for a helicopter main rotor drive has a more compact arrangement of the usual gear train elements of the input section as well as a freewheel unit. The input section gear train includes a power input shaft mounted on bearings and having ... | 03/09/1976 |
| 3937093 | Marine propulsion device with anchoring means for propeller shaft bearing carrier Disclosed herein is a lower unit for a marine propulsion device including a drive shaft housing, a gearcase housing connected to the end lower of the drive shaft housing and having an interior wall defining an elongated, axially extending cavity, a propel... | 02/10/1976 |
