Bizarre Patents
Process For Propelling Foodstuffs or the Like into a Crowd
A method of launching foodstuffs into a crowd for promotional and entertainment purposes.
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 |
| 7563084 | Rotary fluid machine A cylinder body is sandwiched between a front head and a rear head. A high pressure port is formed in the front head. A roller of a piston is configured such that top and bottom end surfaces thereof have different widths. The roller is arranged such that one of the ... | 07/21/2009 |
| 7481631 | Variable capacity rotary compressor A variable capacity rotary compressor to securely fix a clutch pin to a rotation shaft includes first and second compression chambers having different inner volumes, a rotation shaft penetrating the first and second compression chambers, first and second eccentric b... | 01/27/2009 |
| 7393695 | Collider chamber apparatus and method of use of same The disclosed apparatus includes a stator and a rotor disposed for rotation within the stator. An inner wall of the stator defines one or more collider chambers. Rotation of the rotor causes movement of fluid disposed between the rotor and stator and establishes a r... | 07/01/2008 |
| 7361004 | Compression unit of orbiting vane compressor Disclosed herein is a compression unit of an orbiting vane compressor. The compression unit comprises a circular operation space formed in a cylinder, the circular operation space having opposite ends, a circular vane disposed in the operation space for performing a... | 04/22/2008 |
| 7361003 | Slider adapting apparatus for orbiting vane compressors Disclosed herein is a slider adapting apparatus for orbiting vane compressors. A circular vane of an orbiting vane is disposed in an annular space defined in a cylinder. A pair of sliders is coupled with the circular vane for performing reciprocating movement along ... | 04/22/2008 |
| 7354250 | Variable capacity rotary compressor A variable capacity rotary compressor having a slot defined between eccentric bushes, a latch pin fitted to a rotary shaft so as to be latched to the slot, and a restraint unit for restraining the eccentric bushes upon rotation of the rotary shaft. The restraint uni... | 04/08/2008 |
| 7354251 | Variable capacity rotary compressor A variable capacity rotary compressor including a hermetic casing in which a housing having first and second compression chambers is installed. A compressing unit is placed in the first and second compression chambers, and is operated to execute a compression operat... | 04/08/2008 |
| 7341437 | Capacity-changing unit of orbiting vane compressor Disclosed herein is a capacity-changing unit of an orbiting vane compressor that is capable of selectively accomplishing compression or communication in inner and outer compression chambers of a cylinder through simple manipulation of a valve, thereby easily changin... | 03/11/2008 |
| 7309217 | Variable capacity rotary compressor A variable capacity rotary compressor includes a hermetic casing, a housing installed in the hermetic casing to define therein first and second compression chambers having different capacities, and a compressing unit placed in the first and second compression chambe... | 12/18/2007 |
| 7293968 | Capacity-changing unit of orbiting vane compressor Disclosed herein is a capacity-changing unit disposed in an orbiting vane compressor, which compresses refrigerant gas introduced into a cylinder through an orbiting movement of an orbiting vane in the cylinder, for easily changing capacity of the orbiting vane comp... | 11/13/2007 |
| 7281914 | Variable capacity rotary compressor A variable capacity rotary compressor has a simplified structure to reduce manufacturing costs and assembling time thereof and is capable of easily and conveniently performing a capacity-changing operation. The variable capacity rotary compressor includes first and ... | 10/16/2007 |
| 7270521 | Variable capacity rotary compressor with pressure adjustment device A variable capacity rotary compressor capable of equalizing an interior pressure (i.e., discharge pressure) of a hermetically sealed container with an interior pressure of a compression chamber where an idling operation is performed, resulting in a reduction of rota... | 09/18/2007 |
| 7223081 | Variable capacity rotary compressor A variable capacity rotary compressor to prevent eccentric bushes from rotating faster than a rotating shaft, and includes upper and lower compression chambers having different interior capacities thereof, and the rotating shaft with upper and lower eccentric cams b... | 05/29/2007 |
| 7192259 | Variable capacity rotary compressor A variable capacity rotary compressor with upper and lower compression chambers having different capacities, the upper and lower compression chambers being partitioned from each other, and a rotary shaft extending through the upper and lower compression chambers. Th... | 03/20/2007 |
| 7186100 | Variable capacity rotary compressor A variable capacity rotary compressor allowing oil to be smoothly supplied to compressing elements, regardless of a rotating direction of a rotating shaft. The variable capacity rotary compressor includes a rotating shaft which is rotated in a forward direction or a... | 03/06/2007 |
| 7175401 | Variable capacity rotary compressor A rotary compressor including upper and lower compression chambers having different interior capacities thereof, a rotating shaft having a locking hole, upper and lower eccentric cams provided on the rotating shaft to be eccentric from the rotating shaft, upper and ... | 02/13/2007 |
| 7153109 | Variable capacity rotary compressor A variable capacity rotary compressor includes a hermetic casing, a housing installed in the hermetic casing to define therein first and second compression chambers having different capacities, and a compressing unit placed in the first and second compression chambe... | 12/26/2006 |
| 7150608 | Variable capacity rotary compressor A variable capacity rotary compressor including upper and lower compression chambers in which compressing operations are carried out. A slot is provided at a predetermined position between upper and lower eccentric bushes. A locking pin makes either of the upper and... | 12/19/2006 |
| 7150602 | Variable capacity rotary compressor A variable capacity rotary compressor including first and second compression chambers having different capacities, and a rotating shaft. First and second eccentric cams are mounted to the rotating shaft to be eccentric in a same direction. First and second eccentric... | 12/19/2006 |
| 7140844 | Variable capacity rotary compressor A variable capacity rotary compressor including upper and lower compression chambers having different interior capacities, and a rotating shaft. Upper and lower eccentric cams are provided on the rotating shaft to be eccentric from the rotating shaft in a same direc... | 11/28/2006 |
| 7134845 | Variable capacity rotary compressor A variable capacity rotary compressor including a housing to define therein two compression chambers having different capacities, a rotating shaft transmit ting a rotating force from a drive unit to the two compression chambers, two eccentric parts are provided on a... | 11/14/2006 |
| 7070395 | Variable capacity rotary compressor A variable capacity rotary compressor to prevent an eccentric bush and a locking pin from being deformed or worn out due to a variance in a pressure of a compression chamber as a rotating shaft rotates. The compressor includes upper and lower compression chambers ha... | 07/04/2006 |
| 7059842 | Variable capacity rotary compressor A variable capacity rotary compressor including a hermetic casing, and a housing installed in the hermetic casing to define therein first and second compression chambers having different capacities. A compressor is placed in the first and second compression chambers... | 06/13/2006 |
| 6962486 | Variable capacity rotary compressor A variable capacity rotary compressor is designed to make a pressure of a high-pressure side be uniformly applied to upper and lower ends of a roller of a low-pressure side, allowing the roller of the low-pressure side to be smoothly rotated. The compressor includes... | 11/08/2005 |
| 6860724 | Rotary compressor A rotary compressor having a plurality of compression chambers and adapted to vary a compression capacity according to a direction of rotation of roller pistons within the compression chambers. A rotating shaft provided with a plurality of eccentric parts drives the... | 03/01/2005 |
| 6659744 | Rotary two axis expansible chamber pump with pivotal link This invention relates to expansible chamber positive displacement pumps, motors, and engines and includes variable displacement features. It provides a different method of making vane, piston, and roller abutment pumping devices which has benefits in sea... | 12/09/2003 |
| 6447274 | Rotary compressor having a cylinder block of sintered metal A rotary compressor of the present invention includes a compression mechanism, motor and hermetically sealed housing. The compression mechanism includes compression elements, a rotary shaft and bearing. The compression elements includes a cylinder block, ... | 09/10/2002 |
| 6109898 | Compressor ring attachment A scroll compressor having a compressor housing and an orbiting scroll member is provided with an annular plate between the housing and orbiting scroll member. The plate having an axial aperture provided therethrough, the plate abutting one of said housin... | 08/29/2000 |
| 5306127 | Fluid pump with axially adjustable gears A fluid pump is arranged to employ cooperating gears that are arranged for axial displacement relative to one another, whereupon a volumetric chamber positioned between a surrounding housing and one of a plurality of inter-nesting first and second cylindr... | 04/26/1994 |
| 4958992 | Variable capacity swivelling vane pump Variable capacity swivelling vane pump, comprising a radially displaceable rotor (13) connecting eccentrically in a rotor cage (h) with guided vanes (15), which are rotatably supported in vane recesses (16) and on cage pins (14). The vanes (15) thus conve... | 09/25/1990 |
| 4902209 | Sliding segment rotary fluid power translation device A multiple or compound work cycle, eccentric rotor, fluid power translation device, featuring adjustable and reversible work output capability, essentially comprising: A symmetric rotor having a plurality of fixed radially extended vanes rotating closely ... | 02/20/1990 |
| 4887580 | Supercharger device for reciprocating internal combustion engines, particularly for motor vehicles Supercharger device for reciprocating internal combustion engines, particularly for motor vehicles, comprising, inserted on the induction manifold of the engine, a rotary positive-displacement supercharger driven constantly by the motor shaft, the capacit... | 12/19/1989 |
| 4684143 | Two-wheeled vehicle with hydraulic transmission A two-wheeled vehicle such as a bicycle includes a variable displacement fluid pump such as a radial plunger pump provided at a crankshaft of pedals and a fixed displacement fluid motor such as a gear motor at a rear wheel or a front wheel. The fluid pump... | 08/04/1987 |
| 4678413 | Variable displacement vane pump or motor A variable displacement pump/motor characterized by a housing, a rotary shaft assembly disposed of within the housing, a plurality of hinged vanes engaged with the rotary shaft assembly, and an offset rotor assembly engaged with the vanes and having its o... | 07/07/1987 |
| 4357800 | Rotary heat engine A rotary external combustion heat engine for furnishing mechanical energy from a source of heat. The engine includes a ring-like stator having an oval rotor chamber enclosing a cylindrical rotor eccentrically placed within the chamber to define a high dis... | 11/09/1982 |
| 4239466 | Rotary machine with adjustable means for its eccentric rotor A rotating ring rotary compressor having a driven eccentric so mounted on the drive shaft that its eccentricity is adjustable from a minimum to a maximum, whereby at its maximum extension it presses the roller surface against the stator surface to cause i... | 12/16/1980 |
| 4219314 | Rolling piston rotary compressor A rotary compressor 10 of the rolling piston type is shown wherein the rolling cylindrical piston 28 is forced into rolling contact with the cylindrical interior 15 of the compressor chamber by a hydraulic piston 78 and cylinder 64 arrangement providing a... | 08/26/1980 |
| 4084926 | Rotary gear pump A rotary gear pump comprising two excentrically arranged gear wheels of different sizes, of which the greater gear wheel is rotatably mounted in the generally cylindrical housing of the pump and the smaller gear wheel is mounted upon a shaft which is arra... | 04/18/1978 |
| 3966365 | Hydraulic power transmission and braking system for vehicles A hydraulic power transmission and braking system for vehicles in which individual hydraulic wheel motors are connected through suitable control apparatus to a variable displacement hydraulic pump which is driven by an appropriate power source. The displa... | 06/29/1976 |
