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Class Information
Number: 123/506
Name: Internal-combustion engines > Charge forming device (e.g., pollution control) > With fuel pump > Having pressure relief valve
Description: Subject matter wherein valve means is provided to relieve the pump output pressure under certain conditions.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5375575 |
Fuel-injection device |
Dec. 27, 1994 |
| 5373828 |
Fuel injection system |
Dec. 20, 1994 |
| 5370095 |
Fuel-injection device |
Dec. 6, 1994 |
| 5363824 |
Fuel injection device for internal combustion engines |
Nov. 15, 1994 |
| 5361742 |
Fuel pump manifold |
Nov. 8, 1994 |
| 5357944 |
Fuel injection pump for internal combustion engines |
Oct. 25, 1994 |
| 5357933 |
Fuel injection device |
Oct. 25, 1994 |
| 5347970 |
Fuel injection device for internal combustion engines |
Sep. 20, 1994 |
| 5345916 |
Controlled fuel injection rate for optimizing diesel engine operation |
Sep. 13, 1994 |
| 5343845 |
Fuel injection pump for internal-combustion engines |
Sep. 6, 1994 |
| 5333588 |
Pump/injector |
Aug. 2, 1994 |
| 5325837 |
Fuel injection apparatus for internal combustion engines |
Jul. 5, 1994 |
| 5318001 |
Distributor type fuel injection pump |
Jun. 7, 1994 |
| 5315978 |
Fuel injection system |
May. 31, 1994 |
| 5311903 |
Apparatus for measuring the mechanical motion of a magnet valve armature for controlling fuel injection in a fuel injection system |
May. 17, 1994 |
| 5287838 |
Compact reverse flow check valve assembly for a unit fluid pump-injector |
Feb. 22, 1994 |
| 5284119 |
Internal combustion engine fuel injection apparatus and system |
Feb. 8, 1994 |
| 5277163 |
Fuel-injection device |
Jan. 11, 1994 |
| 5273017 |
Fuel injection pump for internal combustion engines |
Dec. 28, 1993 |
| 5267546 |
Method and apparatus for controlling a fuel pump |
Dec. 7, 1993 |
| 5265576 |
Calibration system for electrically controlled fuel injection pump |
Nov. 30, 1993 |
| 5265804 |
Electrically controlled fuel injector unit |
Nov. 30, 1993 |
| 5261374 |
Method and apparatus for controlling a solenoid-valve-controlled fuel-metering system |
Nov. 16, 1993 |
| 5259351 |
Fuel injection device, in particular unit fuel injector |
Nov. 9, 1993 |
| 5245971 |
Fuel-injection pump for internal-combustion engines |
Sep. 21, 1993 |
| 5239968 |
Electrically controlled fuel injection system |
Aug. 31, 1993 |
| 5228844 |
Rotary distributor type fuel injection pump |
Jul. 20, 1993 |
| 5213084 |
Fuel injection system for internal combustion engines |
May. 25, 1993 |
| 5207202 |
Fuel pumping apparatus |
May. 4, 1993 |
| 5205262 |
Fuel injection pump for internal combustion engines |
Apr. 27, 1993 |
| 5203303 |
Fuel pumping apparatus |
Apr. 20, 1993 |
| 5201297 |
Method and apparatus for controlling a high-pressure fuel pumping time in a fuel injection pump |
Apr. 13, 1993 |
| 5201300 |
Direct injection diesel engine |
Apr. 13, 1993 |
| 5197438 |
Variable discharge high pressure pump |
Mar. 30, 1993 |
| 5197439 |
Method and device for open-loop control of a solenoid-valve regulated fuel-metering system |
Mar. 30, 1993 |
| 5195492 |
Method and device for the control of a solenoid-valve-controlled fuel-metering system |
Mar. 23, 1993 |
| 5186151 |
Device for stepping up or transmitting forces and strokes |
Feb. 16, 1993 |
| 5150688 |
Magnet valve, in particular for fuel injection pumps |
Sep. 29, 1992 |
| 5129380 |
Fuel injection pump |
Jul. 14, 1992 |
| 5125807 |
Fuel injection device |
Jun. 30, 1992 |
| 5119786 |
Fuel pumping apparatus |
Jun. 9, 1992 |
| 5115783 |
Method for varying the flow rate of fuel in a distributor-type electronic control fuel-injection pump |
May. 26, 1992 |
| 5113830 |
Control system for engine |
May. 19, 1992 |
| 5103792 |
Processor based fuel injection control system |
Apr. 14, 1992 |
| 5101798 |
Fuel pumping apparatus |
Apr. 7, 1992 |
| 5101797 |
Control system for a diesel internal combustion engine |
Apr. 7, 1992 |
| 5094216 |
Variable discharge high pressure pump |
Mar. 10, 1992 |
| 5080076 |
Fuel injection system for internal combustion engines |
Jan. 14, 1992 |
| 5078114 |
Electrically controlled fuel injection pump |
Jan. 7, 1992 |
| 5076241 |
Fuel injection device |
Dec. 31, 1991 |
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