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Class Information
Number: 335/270
Name: Electricity: magnetically operated switches, magnets, and electromagnets > Magnets and electromagnets > With magneto-mechanical motive device (e.g., electromagnet with armature) > Armature-mounting means
Description: Subject matter wherein the subject matter includes details of the armature mounting means.










Sub-classes under this class:

Class Number Class Name Patents
335/275 Hinge joint type armature-mounting means 25
335/276 Pivot support type armature-mounting means 82
335/272 Rotating disk or cylindrical armature 119
335/271 With armature bounce or vibration-preventing means 42
335/273 With armature-adjusting means (e.g., means to adjust the relative distance between core and armature) 53
335/274 With armature-biasing means or bias-adjustment means 137


Patents under this class:
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Patent Number Title Of Patent Date Issued
8653921 Electromagnet Feb. 18, 2014
8641153 Valve assembly Feb. 4, 2014
8641010 Valve with a solenoid fixed to a plunger tube by a yoke Feb. 4, 2014
8632051 Solenoid Jan. 21, 2014
8502629 Electromagnetic contactor with guide ring Aug. 6, 2013
8427263 Proportional magnet for a hydraulic directional control valve and method for the production thereof Apr. 23, 2013
8350652 Electromagnetic actuating unit for a hydraulic directional control valve and method for the assembly thereof Jan. 8, 2013
8248195 Flat electromagnetic actuator Aug. 21, 2012
8143984 Linear solenoid Mar. 27, 2012
7948339 Electromagnetic drive unit and an electromechanical switching device May. 24, 2011
7834727 Levitation magnetic actuator Nov. 16, 2010
7746202 Magnetic actuating device Jun. 29, 2010
7710225 Actuator May. 4, 2010
7710223 Relay May. 4, 2010
7605680 Electromagnetic actuator Oct. 20, 2009
7564332 Variable force solenoid Jul. 21, 2009
7547000 Valve coupling system Jun. 16, 2009
7315230 Adjustable solenoid Jan. 1, 2008
7209020 Variable force solenoid Apr. 24, 2007
6859120 Optical switch using risley prisms Feb. 22, 2005
6778050 Jet circuit breaker system Aug. 17, 2004
6778049 Apparatus and method for changing the dynamic response of an electromagnetically operated actuator Aug. 17, 2004
6768404 Circuit breaker and plunger assembly support structure including a positioning member Jul. 27, 2004
6674353 Magnet system for a relay Jan. 6, 2004
6542059 Solenoid for electromagnetic valve Apr. 1, 2003
6459348 Electromagnetic actuator Oct. 1, 2002
6404312 DC electromagnet Jun. 11, 2002
6351201 Microelectromechanical switch with braking algorithm Feb. 26, 2002
6320487 Control device with tailored feedback Nov. 20, 2001
6265958 Electromagnetic relay, joining structure for hinge spring and yoke in the electromagnetic relay, and flux penetration preventing structure Jul. 24, 2001
6236296 Electromagnetic actuator May. 22, 2001
6225886 Electromagnet May. 1, 2001
6133815 Solenoid Valve Oct. 17, 2000
6040750 Electromagnetic switching device Mar. 21, 2000
6005459 Switching device Dec. 21, 1999
5961097 Electromagnetically actuated valve with thermal compensation Oct. 5, 1999
5900791 Armature-mounting arrangement for a hinged-armature relay May. 4, 1999
5667194 Armature needle valve assembly having plastic connecting means Sep. 16, 1997
5252938 Solenoid with armature biased towards the rest position with two springs Oct. 12, 1993
5146196 Anti-rattle feature for solenoid Sep. 8, 1992
5066980 Solenoid plunger magnet and its use as print hammer in a print hammer device Nov. 19, 1991
5065127 Leaf spring for an electromagnetic relay Nov. 12, 1991
4918414 Electromagnetic switching device Apr. 17, 1990
4827234 Electromagnetic relay May. 2, 1989
4812061 Technique for improving the wear resistance of a wire matrix printing head Mar. 14, 1989
4803451 Technique for calibrating an electromagnetic relay Feb. 7, 1989
4701734 Hinge type relay Oct. 20, 1987
4698609 Magnetic tripping device Oct. 6, 1987
4691181 Hinge type relay Sep. 1, 1987
4658232 Electromagnetic device Apr. 14, 1987

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