Bizarre Patents
Apparatus for Simulating a High Five
A self-righting hand-arm configuration which is adapted to pivot when struck by a user, thereby simulating a "high five."
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| Number | Title | Issue Date |
| 6467403 | Stuffing-dosing machine for pasty food products The invention relates to a stuffing-dosing machine which comprises a container (1) which receives the food material and which is subjected to a vacuum (V), means for removing and impulsing the food material towards compaction-stuffing cavities, two altern... | 10/22/2002 |
| 5316451 | Valve porting for rotating barrel ram pump A positive displacement pump for slurry incorporating particulate solids in suspension to provide an initial inlet port opening clearance corresponding to the exposed area of overlap between the port and each corresponding cylinder opening sufficient to p... | 05/31/1994 |
| 4840548 | High pressure plunger pump A high pressure plunger pump comprises a centrally arranged pressure valve, an oscillatingly movable plunger, a sleeve guided on the plunger and limiting a working chamber, a suction pump which surrounds the sleeve and accommodates an aspirated fluid, the... | 06/20/1989 |
| 4737084 | High-pressure plunger pump A high-pressure plunger pump which is designed for maximum pressures in the range between 1,000 and 4,000 bars includes a pump housing centered on an axis and including a main body having two axially spaced ends, and a pump head mounted on one of the ends... | 04/12/1988 |
| 4663938 | Adiabatic positive displacement machinery Adiabatic positive displacement gas cycle machinery is designed with explicit control of the heat flow between the gas and the walls. The control is achieved by maintaining near-laminar flow and a small wall area to volume ratio. The most stable near-lami... | 05/12/1987 |
| 4401415 | Hydraulic pressure transformer A pressure transformer including at least three driving pistons coupled to driven plungersby means of piston rods; to ensure a fixed staggered position of the piston rods during the entire operation of the transformer, a tubular shaft supporting an inclin... | 08/30/1983 |
| 4274327 | Expansible chamber device An internal combustion engine, a fluid motor or a pump includes a cylinder block enclosing an elongated cylindrical bore. A double headed piston is slidably mounted within the bore. The piston and cylinder block are rotatable relative to each other about ... | 06/23/1981 |
| 4249868 | Pump for high viscosity lubricants with improved priming feature A pump for pumping high viscosity lubricants such as wheel bearing grease comprising a pump tube adapted to be disposed within a container of the lubricant, a piston rod and piston movable within the tube, an outlet at the upper end of the tube, an inlet ... | 02/10/1981 |
| 4174194 | Reciprocating pump A reciprocating pump wherein the plunger is surrounded by a sleeve which has limited freedom of axial movement in the pump body and has a conical end portion adjacent to the lightweight washer-like or hollow frustoconical valving element of a suction valv... | 11/13/1979 |
| 4173451 | Downhole pump An improved downhole pump includes a pump body connected to the lower end of tubing extending inside a well. Pumping is effected below the standing valve by a plunger reciprocating within a slidable barrel. In one embodiment, the ported barrel is magnetic... | 11/06/1979 |
| 4173435 | Plunger pump A plunger pump includes a pump housing and a plunger extending into a pumping chamber of the pump housing. A sleeve valve is mounted only on the plunger for reciprocation therewith and also for displacement longitudinally of the plunger and subdivides the... | 11/06/1979 |
| 4146355 | High-pressure plunger pump A housing has an interior provided with two communicating compartments, and valve seats are located between these compartments. An inlet communicates with one and an outlet with the other of the compartments. A pressure valve is located in the other compa... | 03/27/1979 |
| 4102611 | Plunger pump A plunger pump has a pump housing defining a pumping chamber into which a plunger extends for reciprocation between a retracted and an extended position. A sleeve valve is mounted on the plunger for displacement longitudinally thereof and for limited reci... | 07/25/1978 |
| 3945766 | Radial piston machine A radial piston pump wherein the crank pin of a crankshaft engages with arcuate shoes at inner ends of radially extending pistons which are reciprocable in discrete cylinders. The outer end of each cylinder normally bears against the convex sealing surfac... | 03/23/1976 |
