Bizarre Patents
Behavior Modification Wristwatch
A wristwatch including a watch band and a watch body having an octagon shaped perimeter and being red in color and having the word STOP thereon to resemble a stop sign.
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| Number | Title | Issue Date |
| 7367353 | Combined check valve and pressure relief valve A combination check valve and pressure relief valve is provided for use in regulating the flow of fluid between a first fluid side and a second fluid side. The valve may include a valve body, a valve insert positioned within an aperture of the valve body, a check po... | 05/06/2008 |
| 7056106 | Discharge valve apparatus for reciprocating compressor A discharge valve apparatus for a reciprocating compressor comprises a discharge cover having built-in volume so as to cover a front end surface of the cylinder; a discharge valve disposed so as to be contacted/separated to/from the front end surface of the cylinder... | 06/06/2006 |
| 6419467 | Structure for suction valve of piston type compressor In the suction valve structure of the piston type compressor of the present invention, the primary suction valve 38 is a flexible deforming valve composed of a deforming section 381, which is supported and bent by a cantilever method, and a closing sectio... | 07/16/2002 |
| 5478213 | Fuel injection pump A fuel injection pumping apparatus has a cam (9) actuated reciprocable plunger (13) housed in a bore (11) into which fuel flows from a fuel supply (7,14). An outlet (12) extends from a pumping chamber (13A) defined by the plunger and bore. A spill passage... | 12/26/1995 |
| 5017098 | Power transmission A split-discharge balanced dual-lobe vane-type rotary hydraulic machine that comprises a housing, a rotor mounted within the housing and having a plurality of radially extending peripheral slots, and a plurality of vanes individually slidably mounted in t... | 05/21/1991 |
| 4792288 | Encapsulated compressor The invention relates to a compressor (2) which is encapsulated in a housing (4) and which can be rotated about the axis (16) of its crankshaft (8) while maintaining the oil lubrication of the moving parts of the compressor. The interior (14) of the housi... | 12/20/1988 |
| 4382748 | Opposed piston type free piston engine pump unit A free piston engine pump (FPEP) converts combustion energy into hydraulic power in an efficient, controlled and relatively uncomplicated manner, for example, for vehicle propulsion, auxiliary system power, etc. The FPEP is substantially naturally mass ba... | 05/10/1983 |
| 4303096 | Valve for fuel pumping apparatus A combined delivery and damping valve unit for a fuel system of a compression ignition engine comprises a body having a bore including a wider portion and a narrower portion. A spring abutment for the spring biasing the delivery valve member serves as a s... | 12/01/1981 |
| 4199306 | Method and apparatus for compressing gas A method and apparatus for pumping combustible gases at high pressure without raising the gas to its combustion temperature, the apparatus including a piston-type pump having an intake chamber communicating with a cylinder through intake valves, a dischar... | 04/22/1980 |
| 3948045 | Air control valve An air control valve for directing the flow of air from an internal combustion engine driven pump and including differential pressure actuating means includes a pilot valve responsive to engine induction vacuum level to provide induction vacuum, atmospher... | 04/06/1976 |
