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Class Information
Number: 417/505
Name: Pumps > Expansible chamber type > Electrically or magnetically actuated distributor
Description: Apparatus in which the means for controlling the flow of fluid into or out of the chamber comprises valve means which is actuated by an electric current or a magnetic field.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7488161 |
High pressure pump having downsized structure |
Feb. 10, 2009 |
| 7419367 |
Magnetically actuated pump |
Sep. 2, 2008 |
| 7322801 |
Compact linear air pump and valve package |
Jan. 29, 2008 |
| 7290561 |
Pulsation causing valve for a plural piston pump |
Nov. 6, 2007 |
| 7278443 |
Pulsation causing valve for a plural piston pump |
Oct. 9, 2007 |
| 7258533 |
Method and apparatus for scavenging energy during pump operation |
Aug. 21, 2007 |
| 7241120 |
Piston machine with ported piston head |
Jul. 10, 2007 |
| 7217105 |
Integrated pump and wash pump |
May. 15, 2007 |
| 7182067 |
Storage-volume fuel injection system for an internal combustion engine |
Feb. 27, 2007 |
| 7080975 |
Integrated pump and ceramic valve |
Jul. 25, 2006 |
| 6942469 |
Solenoid cassette pump with servo controlled volume detection |
Sep. 13, 2005 |
| 6886720 |
Metering device |
May. 3, 2005 |
| 6884041 |
Electromagnetic valve-controlled fuel injection pump for internal combustion engines, especially diesel engines |
Apr. 26, 2005 |
| 6869275 |
Piezoelectrically driven fluids pump and piezoelectric fluid valve |
Mar. 22, 2005 |
| 6843641 |
Radial piston pump |
Jan. 18, 2005 |
| 6790018 |
Reciprocating compressor having an exhaust valve controlled by an electromagnet |
Sep. 14, 2004 |
| 6729553 |
Injecting a fluid at a variable injection pressure |
May. 4, 2004 |
| 6722862 |
Metering pump with combined inlet/outlet valve element |
Apr. 20, 2004 |
| 6682316 |
Dispensing system for petrol-pumps, including a bypass and principle valve |
Jan. 27, 2004 |
| 6676387 |
Metering pump with a rotary valve responsive to electrical signals from the contact between a fluid responsive shuttle and dual probes |
Jan. 13, 2004 |
| 6651630 |
High pressure fuel pump |
Nov. 25, 2003 |
| 6635183 |
Apparatus and methods for pumping high viscosity fluids |
Oct. 21, 2003 |
| 6620273 |
Micropump including ball check valve utilizing ceramic technology and method of fabrication |
Sep. 16, 2003 |
| 6582209 |
Fuel injection system for internal combustion engines |
Jun. 24, 2003 |
| 6565333 |
Fluid discharge apparatus and fluid discharge method |
May. 20, 2003 |
| 6554591 |
Micropump including ball check valve utilizing ceramic technology and method of fabrication |
Apr. 29, 2003 |
| 6554590 |
High pressure pump |
Apr. 29, 2003 |
| 6530759 |
Reciprocating plunger pump with seal mounting support |
Mar. 11, 2003 |
| 6470857 |
Flow amount control device |
Oct. 29, 2002 |
| 6447273 |
Variable-delivery high-pressure fuel pump |
Sep. 10, 2002 |
| 6318977 |
Reciprocating compressor with auxiliary port |
Nov. 20, 2001 |
| 6315531 |
Jerk pump provided for an internal combustion engine, with a dampened integral solenoid valve |
Nov. 13, 2001 |
| 6280160 |
Distributor-type fuel injection pump |
Aug. 28, 2001 |
| 6276610 |
Control valve |
Aug. 21, 2001 |
| 6241480 |
Micro-magnetohydrodynamic pump and method for operation of the same |
Jun. 5, 2001 |
| 6227823 |
Compressed gas dispensing station with high pressure compressor with internal cooled compression |
May. 8, 2001 |
| 6209309 |
Pulse width modulated fuel flow control for an engine |
Apr. 3, 2001 |
| 6149400 |
Method and apparatus for a suction valve of the plate-type construction |
Nov. 21, 2000 |
| 6132188 |
Dosing pump with magnetic control |
Oct. 17, 2000 |
| 6120255 |
Scroll machine with capacity modulation |
Sep. 19, 2000 |
| 6116870 |
High pressure pump with solenoid operated valve |
Sep. 12, 2000 |
| 6116867 |
Scroll machine with capacity modulation |
Sep. 12, 2000 |
| 6062810 |
Turbomolecular pump |
May. 16, 2000 |
| 6059545 |
Fuel pump control valve assembly |
May. 9, 2000 |
| 6036460 |
Flexible armature for fuel injection system control valve |
Mar. 14, 2000 |
| 5957674 |
Variable-discharge high pressure pump |
Sep. 28, 1999 |
| 5954487 |
Fuel pump control valve assembly |
Sep. 21, 1999 |
| 5810570 |
Super-low net positive suction head cryogenic reciprocating pump |
Sep. 22, 1998 |
| 5807085 |
Liquid medicine supplying system with valve devices |
Sep. 15, 1998 |
| 5749717 |
Electromagnetic fuel pump for a common rail fuel injection system |
May. 12, 1998 |
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