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Class Information
Number: 60/525
Name: Power plants > Motor operated by expansion and/or contraction of a unit of mass of motivating medium > Unit of mass is a gas which is heated or cooled in one of a plurality of constantly communicating expansible chambers and freely transferable therebetween > Motor having plural working members
Description: Apparatus having more than one chamber in which expansion or contraction of said gas is converted into useful work.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7610756 |
Cooling/heating apparatus and mounting apparatus |
Nov. 3, 2009 |
| 7584613 |
Thermal engine utilizing isothermal piston timing for automatic, self-regulating, speed control |
Sep. 8, 2009 |
| 7571606 |
Stirling engine |
Aug. 11, 2009 |
| 7549289 |
Hybrid engine |
Jun. 23, 2009 |
| 7547539 |
Reaction apparatus for organic and/or other substances employing supercritical fluid or subcritical fluid |
Jun. 16, 2009 |
| 7484366 |
Multistage stirling engine |
Feb. 3, 2009 |
| 7377107 |
Cogeneration system |
May. 27, 2008 |
| 7284372 |
Method and apparatus for converting thermal energy to mechanical energy |
Oct. 23, 2007 |
| 7194858 |
Hydrogen equalization system for double-acting stirling engine |
Mar. 27, 2007 |
| 7178324 |
External combustion engine |
Feb. 20, 2007 |
| 7178502 |
Balanced rotary internal combustion engine or cycling volume machine |
Feb. 20, 2007 |
| 7171811 |
Multiple-cylinder, free-piston, alpha configured stirling engines and heat pumps with stepped pistons |
Feb. 6, 2007 |
| 7152404 |
Power unit with reciprocating linear movement based on stirling motor, and method used in said power plant |
Dec. 26, 2006 |
| 7134279 |
Double acting thermodynamically resonant free-piston multicylinder stirling system and method |
Nov. 14, 2006 |
| 7076941 |
Externally heated engine |
Jul. 18, 2006 |
| 7043909 |
Beta type stirling cycle device |
May. 16, 2006 |
| 7026722 |
Method and apparatus for solar power conversion |
Apr. 11, 2006 |
| 6978612 |
Utility device having hydraulic circuit for multi-function valve |
Dec. 27, 2005 |
| 6968688 |
Two-cycle hot-gas engine |
Nov. 29, 2005 |
| 6945043 |
Stirling engine, and stirling refrigerator |
Sep. 20, 2005 |
| 6877314 |
Stirling motor and heat pump |
Apr. 12, 2005 |
| 6779341 |
Method and apparatus for generating kinetic energy from thermal energy |
Aug. 24, 2004 |
| 6729131 |
Stirling engine |
May. 4, 2004 |
| 6701709 |
Cylindrical cam stirling engine drive |
Mar. 9, 2004 |
| 6487858 |
Method and apparatus for diminishing the consumption of fuel and converting reciprocal piston motion into rotary motion |
Dec. 3, 2002 |
| 6253550 |
Folded guide link stirling engine |
Jul. 3, 2001 |
| 6195992 |
Stirling cycle engine |
Mar. 6, 2001 |
| 6065289 |
Fluid displacement apparatus and method |
May. 23, 2000 |
| 6029449 |
Heat and cold-generating machine |
Feb. 29, 2000 |
| 5916140 |
Hydraulic engine powered by introduction and removal of heat from a working fluid |
Jun. 29, 1999 |
| 5884481 |
Heat engine heater assembly |
Mar. 23, 1999 |
| 5850111 |
Free piston variable-stroke linear-alternator generator |
Dec. 15, 1998 |
| 5813229 |
Pressure relief system for stirling engine |
Sep. 29, 1998 |
| 5737924 |
Gas compressor expander |
Apr. 14, 1998 |
| 5735123 |
Energy generating system |
Apr. 7, 1998 |
| 5722239 |
Stirling engine |
Mar. 3, 1998 |
| 5706659 |
Modular construction stirling engine |
Jan. 13, 1998 |
| 5678406 |
Energy generating system |
Oct. 21, 1997 |
| 5611201 |
Stirling engine |
Mar. 18, 1997 |
| 5529029 |
Tri-lobed cam engine |
Jun. 25, 1996 |
| 5456076 |
Balanced compound engine |
Oct. 10, 1995 |
| 5394700 |
Stirling engine with ganged cylinders and counter rotational operating capability |
Mar. 7, 1995 |
| 5390496 |
Stirling engine with annular cam |
Feb. 21, 1995 |
| 5388409 |
Stirling engine with integrated gas combustor |
Feb. 14, 1995 |
| 5345765 |
Stirling engines |
Sep. 13, 1994 |
| 5343704 |
Double-headed and swash plate type stirling engine |
Sep. 6, 1994 |
| 5337562 |
Stirling engine |
Aug. 16, 1994 |
| 5329768 |
Magnoelectric resonance engine |
Jul. 19, 1994 |
| 5309716 |
Rotary pump or engine with spherical body |
May. 10, 1994 |
| 5233966 |
Combustion engine of high efficiency |
Aug. 10, 1993 |
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