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Class Information
Number: 335/207
Name: Electricity: magnetically operated switches, magnets, and electromagnets > Permanent magnet-actuated switches > Plural magnets
Description: Subject matter wherein the permanent magnet means comprises a plurality of at least two or more such magnets.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7439835 |
Rotary selector |
Oct. 21, 2008 |
| 7417543 |
Method and system for monitoring containers to maintain the security thereof |
Aug. 26, 2008 |
| 7385505 |
Motion detecting system for alarm device |
Jun. 10, 2008 |
| 7374343 |
Magnetic encoder and wheel support bearing assembly using the same |
May. 20, 2008 |
| 7352174 |
Non-contact rotary movement sensor provided with independent switch |
Apr. 1, 2008 |
| 7323959 |
Trackball device |
Jan. 29, 2008 |
| 7280017 |
Secure magnetic sensor |
Oct. 9, 2007 |
| 7256671 |
Portable light system having a sealed switch |
Aug. 14, 2007 |
| RE39773 |
Toner cartridge identification system for a printer |
Aug. 14, 2007 |
| 7248136 |
Tamperproof magnetic switch assembly with universal switch |
Jul. 24, 2007 |
| RE39731 |
Alarm switch |
Jul. 17, 2007 |
| 7236072 |
Passive magnetic latch |
Jun. 26, 2007 |
| 7218194 |
Tamperproof magnetic switch assembly |
May. 15, 2007 |
| 7205872 |
Electromagnetic locking system for a safety switch |
Apr. 17, 2007 |
| 7199688 |
Magnetic assembly for magnetically actuated control devices |
Apr. 3, 2007 |
| 7190247 |
System and method for reducing effect of magnetic fields on a magnetic transducer |
Mar. 13, 2007 |
| 7174972 |
Electrical hand-held power tool with non-contacting electrical manual control switch |
Feb. 13, 2007 |
| 7173506 |
Dial assembly with magnetically biased reed switch |
Feb. 6, 2007 |
| 7164335 |
Switch assembly employing magnetic reed switches |
Jan. 16, 2007 |
| 7151461 |
Magnetic contact tamper switch for security accessories |
Dec. 19, 2006 |
| 7106159 |
Mobile magnet actuator |
Sep. 12, 2006 |
| 7091806 |
Reducing effect of magnetic and electromagnetic fields on an implant's magnet and/or electronics |
Aug. 15, 2006 |
| 7049510 |
Sensor |
May. 23, 2006 |
| 7049914 |
Multiple output magnetic sensor |
May. 23, 2006 |
| 7026897 |
Multiple output magnetic sensor |
Apr. 11, 2006 |
| 7023308 |
Magnetic switch assembly |
Apr. 4, 2006 |
| 7019607 |
Precision non-contact digital switch |
Mar. 28, 2006 |
| 7015782 |
Magneto-mechanical apparatus |
Mar. 21, 2006 |
| 6998552 |
Float-type liquid level switch assembly with light emitting elements |
Feb. 14, 2006 |
| 6982618 |
Actuator |
Jan. 3, 2006 |
| 6977570 |
Reed switch apparatus |
Dec. 20, 2005 |
| 6972651 |
Switch operable under a predetermined condition, external magnetic field generating unit, combination of such a switch and an external magnetic field generating unit and electronic apparatus i |
Dec. 6, 2005 |
| 6964510 |
Magnetic rotary switch mechanism |
Nov. 15, 2005 |
| 6960973 |
Angular position sensor |
Nov. 1, 2005 |
| 6960974 |
Magnetoresistive smart switch |
Nov. 1, 2005 |
| 6922123 |
Magnetic detent action for switches |
Jul. 26, 2005 |
| 6900713 |
Magnetic switch capable of instantaneous switching of an output signal and magnetic sensor |
May. 31, 2005 |
| 6891722 |
Magnetic locking device |
May. 10, 2005 |
| 6873233 |
Combination switch |
Mar. 29, 2005 |
| 6854566 |
Contactless push button switch comprising a hall effect transducer and microprocessor |
Feb. 15, 2005 |
| 6831537 |
Device for detecting the fitting of a child's seat |
Dec. 14, 2004 |
| 6812816 |
Rotary multi-position magnetic detent device |
Nov. 2, 2004 |
| 6803845 |
Magnetic switch |
Oct. 12, 2004 |
| 6788201 |
Motion sensitive switch and circuitry |
Sep. 7, 2004 |
| 6759933 |
Position selector device |
Jul. 6, 2004 |
| 6759932 |
Magnetic sensor switch |
Jul. 6, 2004 |
| 6741150 |
Wine glass charm |
May. 25, 2004 |
| 6724285 |
Monitor hinge |
Apr. 20, 2004 |
| 6720852 |
Methods and apparatus for actuating and deactuating a switching device using magnets |
Apr. 13, 2004 |
| 6689972 |
High security switch |
Feb. 10, 2004 |
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