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Class Information
Number: 60/325
Name: Power plants > Pressure fluid source and motor
Description: Apparatus having a means or source capable of flowing or pressurizing a liquid or gaseous motive fluid, and motor means responsive to the pressure of the flow or of the fluid to convert such pressure or flow to useful mechanical work, said motive fluid being capable of transmitting energy from said source to said motor.
Sub-classes under this class:
| Class Number |
Class Name |
Patents |
| 60/403 |
Apparatus having means responsive to or ameliorating the effects of breakage, plugging, mechanical failure or power failure |
120 |
| 60/330 |
Coaxial impeller and turbine unit |
90 |
| 60/457 |
Collapsible joined device having fluid trapping valve in joint |
0 |
| 60/329 |
Condition responsive control means responsive to, or compensating for, motive fluid compressibility, temperature variation or viscosity variation driven master |
76 |
| 60/459 |
Condition responsive control of motive fluid flow |
96 |
| 60/431 |
Condition responsive control of or by input to input pump drive means |
216 |
| 60/445 |
Condition responsive control of pump or motor displacement |
259 |
| 60/368 |
Control by independently operated punch card, tape, digital computer, counter, template, or programmer cyclic control |
45 |
| 60/395 |
Control relative to independently driven oscillator, speed standard or pacer device |
22 |
| 60/369 |
Cyclically operable reciprocating or oscillating motor or output stroke device |
42 |
| 60/387 |
Distinct structure metering and dispensing a stroke length determining volume of motive fluid to the motor |
21 |
| 60/384 |
Expansible chamber type volumetric responsive measuring device in series with or driven by output motor operates the motor controller |
156 |
| 60/470 |
Externally operated multiway valve or interconnected control elements control motive fluid for a limited stroke to-and-fro device |
7 |
| 60/388 |
Full range correspondence of position of external manipulator and motor positioned member effected by feedback linkage |
10 |
| 60/435 |
Having a mechanical clutch or brake device in the power train |
65 |
| 60/328 |
Having a signal, indicator or inspection means |
43 |
| 60/394 |
Having apparatus control by timer or delay means |
19 |
| 60/458 |
Having assembly or repair structure |
25 |
| 60/420 |
Having condition responsive control in a system of distinct or separately operable outputs or output drive units |
136 |
| 60/428 |
Having condition responsive control in a system of separately operable power input pumps, pump motors, pump cylinders or pressure fluid sources |
120 |
| 60/433 |
Having correlated or joint actuation of controller of input to motive fluid pressurizer and of controller of motive fluid floow |
69 |
| 60/456 |
Having distinct cooling or lubricating structure |
169 |
| 60/455 |
Having leakage collecting structure |
23 |
| 60/469 |
Having means controlling or attenuating shock vibration, sticking or chattering |
129 |
| 60/486 |
Having plural energy input means, pumps or diverse pump outlets |
297 |
| 60/484 |
Having plural energy outputs (e.g., plural motors, etc.) |
354 |
| 60/483 |
Having selecting means distributing motive fluid between plural motors or cylinders rotatating a common output shaft |
37 |
| 60/494 |
Including by-pass or restrictor controlling flow circuit |
251 |
| 60/487 |
Input pump and rotary output motor system having displacement varying type of direction or speed selector |
407 |
| 60/393 |
Manipulator for motive fluid control valve having load feel or motor pressure feedback |
12 |
| 60/385 |
Manual pump pressurizes fluid to position output motor motive fluid control valve |
29 |
| 60/327 |
Methods of operation |
151 |
| 60/419 |
Motor driven by motive fluid of system drives pump pressurizing motive fluid of system |
48 |
| 60/407 |
Pneumatic motor with gas supply or removal device |
102 |
| 60/533 |
Pulsator |
126 |
| 60/473 |
Pump means moves motive fluid from one chamber to an opposite chamber of opposed expansible chambers having a common output |
30 |
| 60/477 |
Ram driven by fluid pumped from reservoir |
110 |
| 60/400 |
Selective or simultaneous power and manual energy inputs |
16 |
| 60/443 |
Servo-motor having externally operated control valve sets motor or pump displacement |
71 |
| 60/532 |
Shock or resonant wave type of energy transmission |
14 |
| 60/399 |
Unsafeness, unreadiness or disarray prevent manual change or operative state |
30 |
| 60/326 |
Utilizing a mixture, suspension, semisolid or electro-conductive liquid as motive fluid |
21 |
| 60/396 |
Utilizing lubricant, starter motor, cooling fluid, or fluid used for combustion in an internal combustion engine |
8 |
| 60/398 |
Utilizing natural energy or having a geographic feature |
351 |
| 60/493 |
Valve means reverses flow from pump to reversible rotary motor |
62 |
| 60/413 |
With control means for structure storing work driving energy (e.g., accumulator, etc.) |
353 |
| 60/453 |
With means purging, cleaning or separating undesirables from motive fluid |
88 |
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7455138 |
Integrated hydraulic system for motor vehicles |
Nov. 25, 2008 |
| 7159525 |
Hydraulic steering arrangement |
Jan. 9, 2007 |
| 7148581 |
Rail based electric power generation system |
Dec. 12, 2006 |
| 7047733 |
Compact electro-hydraulic generator to motorize cupola |
May. 23, 2006 |
| 6868925 |
Engine with integral actuator |
Mar. 22, 2005 |
| 6858952 |
Power conversion system |
Feb. 22, 2005 |
| 6813885 |
Electrohydraulic setting device |
Nov. 9, 2004 |
| 6761026 |
Water pressure driven generator |
Jul. 13, 2004 |
| 6666024 |
Method and apparatus for generating energy using pressure from a large mass |
Dec. 23, 2003 |
| 6601470 |
Cam mechanism |
Aug. 5, 2003 |
| 6474061 |
Water pressure driven generator |
Nov. 5, 2002 |
| 6336322 |
Method of controlling a pump turbine |
Jan. 8, 2002 |
| 6264571 |
Dynamically balanced modular putter with a sliding hosel |
Jul. 24, 2001 |
| 5958338 |
Mounting apparatus for blood handling systems |
Sep. 28, 1999 |
| 5953913 |
System for an electro-hydraulic pressure supply for a power-assist device in a motor vehicle |
Sep. 21, 1999 |
| 5943860 |
Pressure loss compensation device of a fluid pressure circuit and cam arrangement incorporating the same |
Aug. 31, 1999 |
| 5924283 |
Energy management and supply system and method |
Jul. 20, 1999 |
| 5921082 |
Magnetically powered hydro-buoyant electric power generating plant |
Jul. 13, 1999 |
| 5865086 |
Thermo-hydro-dynamic system |
Feb. 2, 1999 |
| 5809779 |
Auxiliary hydraulic power unit |
Sep. 22, 1998 |
| 5802850 |
Hydraulic machine having an improved air bag |
Sep. 8, 1998 |
| 5713202 |
Methods for producing hydro-electric power |
Feb. 3, 1998 |
| 5600951 |
Hydraulic transmission system |
Feb. 11, 1997 |
| 5497621 |
Plastic reservoir |
Mar. 12, 1996 |
| 5489765 |
Electrical heating system with air-driven electrical generator |
Feb. 6, 1996 |
| 5472312 |
Water level regulating system |
Dec. 5, 1995 |
| 5461858 |
Method of producing hydroelectric power |
Oct. 31, 1995 |
| 5417063 |
Underwater hydraulic system for reducing pump noise |
May. 23, 1995 |
| 5411386 |
Random orbital sander |
May. 2, 1995 |
| 5394693 |
Pneumatic/hydraulic remote power unit |
Mar. 7, 1995 |
| 5365737 |
Hydraulically-operated equipment for construction machinery |
Nov. 22, 1994 |
| 5363649 |
Hydraulic dry valve control apparatus |
Nov. 15, 1994 |
| 5363650 |
Hydraulic cylinder assembly for use in variable external pressure environments |
Nov. 15, 1994 |
| 5355674 |
Installation for generating utilizable energy from potential energy |
Oct. 18, 1994 |
| 5351485 |
Rotary actuator-operated pretensioner |
Oct. 4, 1994 |
| 5333448 |
Fluid control nozzle for conduit cleaner |
Aug. 2, 1994 |
| 5271225 |
Multiple mode operated motor with various sized orifice ports |
Dec. 21, 1993 |
| 5241819 |
Tappet valve assembly for automatic railway vehicle couplers |
Sep. 7, 1993 |
| 5211257 |
Power transmission apparatus for four-wheel drive vehicle |
May. 18, 1993 |
| 5167483 |
Method for utilizing angular momentum in energy conversion devices and an apparatus therefore |
Dec. 1, 1992 |
| 5157922 |
Device for generating utilizable energy from potential energy |
Oct. 27, 1992 |
| 5083429 |
Method of and compression tube for increasing pressure of a flowing gaseous medium, and power machine applying the compression tube |
Jan. 28, 1992 |
| 5038563 |
Seawater power source for seawater powered tools |
Aug. 13, 1991 |
| 4965998 |
Mini hydro electric plant |
Oct. 30, 1990 |
| 4964273 |
Subplate-mounted control valves in convertible oscillator drive system |
Oct. 23, 1990 |
| 4852350 |
Energy generator |
Aug. 1, 1989 |
| 4807437 |
Closed system, standpipe operated hydroelectric power plant |
Feb. 28, 1989 |
| 4769987 |
Flywheel rotary engine |
Sep. 13, 1988 |
| 4753070 |
Apparatus utilized in generating power and method for revolving a plurality of vanes to generate power |
Jun. 28, 1988 |
| 4747266 |
Hydromotor |
May. 31, 1988 |
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