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Class Information
Number: 361/160
Name: Electricity: electrical systems and devices > Control circuits for electromagnetic devices > For relays or solenoids
Description: Subject matter wherein the electromagnetic device is a relay or a solenoid.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7612978 |
Three wire drive/sense for dual solenoid |
Nov. 3, 2009 |
| 7595971 |
Sensing armature motion in high-speed solenoids |
Sep. 29, 2009 |
| 7593211 |
Automatically configuring vacuum contactor |
Sep. 22, 2009 |
| 7593212 |
Relay drive matrix |
Sep. 22, 2009 |
| 7578481 |
Digital programmable driver for solenoid valves and associated method |
Aug. 25, 2009 |
| 7576958 |
Relay socket with leakage current suppression |
Aug. 18, 2009 |
| 7573694 |
Apparatus for and method of controlling operation of solenoid-operated valve |
Aug. 11, 2009 |
| 7567050 |
Arrangement for operating an electrically adjustable item of furniture for sitting and/or lying upon |
Jul. 28, 2009 |
| 7564662 |
Overload protection system for an electromagnetic lift |
Jul. 21, 2009 |
| 7542261 |
Device for driving and electromagnet, particularly for operating pumps |
Jun. 2, 2009 |
| 7522025 |
Switchgear with a switching device and an electronic component as well as a supplementary electrical circuit for the switchgear |
Apr. 21, 2009 |
| 7522400 |
Method of detecting and correcting relay tack weld failures |
Apr. 21, 2009 |
| 7509931 |
Power electronics circuit for electromechanical valve actuator of an internal combustion engine |
Mar. 31, 2009 |
| 7502214 |
Flexible hook switch driver circuit |
Mar. 10, 2009 |
| 7499254 |
Low power solenoid driver circuit |
Mar. 3, 2009 |
| 7492557 |
Switching device and electric apparatus |
Feb. 17, 2009 |
| 7483253 |
Systems and methods for detecting solenoid armature movement |
Jan. 27, 2009 |
| 7443106 |
Circuit with switch-off device for the operation of light sources |
Oct. 28, 2008 |
| 7436644 |
Switching circuit, switching method, protective device and battery pack |
Oct. 14, 2008 |
| 7430102 |
Pulse width modulated servo clutch driver |
Sep. 30, 2008 |
| 7411771 |
Electric circuit arrangement for controlling a solenoid-operated fluid valve |
Aug. 12, 2008 |
| 7410310 |
Blade driving apparatus for cameras |
Aug. 12, 2008 |
| 7405648 |
Remote control wiring mechanism |
Jul. 29, 2008 |
| 7405918 |
Inductive load control |
Jul. 29, 2008 |
| 7403368 |
Devices and methods for detecting operational failures of relays |
Jul. 22, 2008 |
| 7388735 |
Current inductive timer socket |
Jun. 17, 2008 |
| 7377480 |
Electrohydraulic valve servomechanism with adaptive resistance estimator |
May. 27, 2008 |
| 7369391 |
Drive circuit of direct-current voltage-driven magnetic contactor and power converter |
May. 6, 2008 |
| 7367296 |
Bi-directional power electronics circuit for electromechanical valve actuator of an internal combustion engine |
May. 6, 2008 |
| 7365955 |
Material processing machine |
Apr. 29, 2008 |
| 7359175 |
Relay drive circuit |
Apr. 15, 2008 |
| 7348690 |
Preventing unsafe operation by monitoring switching means |
Mar. 25, 2008 |
| 7342762 |
Resettable circuit protection apparatus |
Mar. 11, 2008 |
| 7342764 |
Electronic control systems and methods |
Mar. 11, 2008 |
| 7336470 |
Solenoid drive apparatus and drive method |
Feb. 26, 2008 |
| 7336469 |
Insert-molded product |
Feb. 26, 2008 |
| 7333308 |
Control arrangement |
Feb. 19, 2008 |
| 7330344 |
Method for driving actuators |
Feb. 12, 2008 |
| 7306196 |
Electromagnetically driven valve |
Dec. 11, 2007 |
| 7301749 |
Device and method for triggering an inductor |
Nov. 27, 2007 |
| 7268994 |
Relay driving apparatus and method having relay contact turn-on holding function |
Sep. 11, 2007 |
| 7262950 |
Relay device having holding current stabilizing and limiting circuit |
Aug. 28, 2007 |
| 7245474 |
Circuit arrangement and method for controlling a bistable magnetic valve |
Jul. 17, 2007 |
| 7245475 |
Wide input voltage range relay drive circuit for universal defrost timer |
Jul. 17, 2007 |
| 7239498 |
Mining solenoid |
Jul. 3, 2007 |
| 7212090 |
Relay with core conductor and current sensing |
May. 1, 2007 |
| 7212390 |
Electronic control circuit for a starting switch of a motor vehicle |
May. 1, 2007 |
| 7196895 |
Electronic control system having power source relay fusion detecting circuit |
Mar. 27, 2007 |
| 7161787 |
Low power solenoid driver circuit |
Jan. 9, 2007 |
| 7161377 |
Bus type connection system in particular for backplanes |
Jan. 9, 2007 |
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