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Browse by Category: Main > Electrical & Energy
Class Information
Number: 200/513
Name: Electricity: circuit makers and breakers > Solid contact > Membrane type > Specific dome shape
Description: Subject matter wherein the flexible sheet comprises a particularly defined convex configuration, designed to buckle under pressure, and having the moving contact within or under the convex area.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8431853 Metal dome switch for keypad Apr. 30, 2013
8399783 Multi-directional switch device Mar. 19, 2013
8389885 Dome shaped spring and switch Mar. 5, 2013
8269124 Dome switch structure for a portable terminal Sep. 18, 2012
8259456 Environmentally sealed inductive sensor assembly Sep. 4, 2012
8232491 Movable contact element and switch using the same Jul. 31, 2012
8008593 Switch for seesaw key Aug. 30, 2011
7919719 Dome contact used in pushbutton switch Apr. 5, 2011
7834853 Handset keypad Nov. 16, 2010
7652216 Electrical switch, as for controlling a flashlight Jan. 26, 2010
7482543 Signal generating module Jan. 27, 2009
7285741 Push-button switch Oct. 23, 2007
7146701 Control housing and method of manufacturing same Dec. 12, 2006
7091952 Liquid proof switch array Aug. 15, 2006
7060923 Key Jun. 13, 2006
7056042 Cover structure for a keypad Jun. 6, 2006
6967056 Key sheet Nov. 22, 2005
6958183 Key top plate and a method for manufacturing the same Oct. 25, 2005
6927352 Lateral displacement multiposition microswitch Aug. 9, 2005
6911608 Keypads and key switches Jun. 28, 2005
6880995 Elastic-cup support for computer keyboard Apr. 19, 2005
6809660 Keypad and electronic device Oct. 26, 2004
6803534 Membrane for micro-electro-mechanical switch, and methods of making and using it Oct. 12, 2004
6694605 Method of manufacturing a selectively insulated dome switch Feb. 24, 2004
6690360 Liquid proof switch array Feb. 10, 2004
6670750 Luminous EL sheet having a domed diaphragm and a switch employing the EL sheet Dec. 30, 2003
6617536 Dome switch Sep. 9, 2003
6603086 Dome switch Aug. 5, 2003
6595653 Light illuminating type switch Jul. 22, 2003
6593537 Membrane switch Jul. 15, 2003
6572950 Laminate key sheet Jun. 3, 2003
6489580 Push-on switch, electronic apparatus using the same and method for mounting the switch Dec. 3, 2002
6369801 Contact detection device, apparatus using such a device and radiotelephone comprising such an apparatus Apr. 9, 2002
6333477 Switch having improved contact performance Dec. 25, 2001
6201202 Switch operating rubber member and switch device Mar. 13, 2001
6103346 Sheet-like key top and its manufacturing method Aug. 15, 2000
6067005 Multi-speed multi-direction analog pointing device May. 23, 2000
6054939 Keyboard assembly Apr. 25, 2000
6040542 Flexible switch apparatus and method for making same Mar. 21, 2000
5957272 Push button for control panels Sep. 28, 1999
5924555 Panel switch movable contact body and panel switch using the movable contact body Jul. 20, 1999
5909804 Depression activated switch Jun. 8, 1999
5881866 Push button switch covering assembly including dome contact Mar. 16, 1999
5824978 Multiple detent membrane switch Oct. 20, 1998
5743384 Self-leveling key switch Apr. 28, 1998
5719361 Mechanism for multiple dome dual detent Feb. 17, 1998
5717429 Low profile, light weight keyboard Feb. 10, 1998
5704467 Keypads Jan. 6, 1998
5674018 Weatherproof electronic keypad with replaceable graphics overlay Oct. 7, 1997
5655650 Push button switch Aug. 12, 1997

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