Low profile switch
From Deskthority Wiki
  | |
| Manufacturer | Cherry Corp. |
|---|---|
| Inventor |
Gunter Murmann Gunter Bauer |
| Family | Cherry MX |
| Introduced | 1984 |
| Switch type |
Tactile Linear Clicky |
| Rated lifetime | 20—50 million operations |
| Switch mount |
Plate-mounted PCB-mounted |
Low profile switch is an invention by Gunter Murmann and Gunter Bauer. Cherry MX line is manufactured under its patent number 4467160 which was granted on 1984. <ref> US patent 4467160, Gunter Murmann; Gunter Bauer, "Low profile switch", issued 21 August 1984, assigned to Cherry Electrical Products Corporation </ref> <ref>EP patent 0100936, Gunter Murmann; Gunter Bauer, "Push button switch", issued 22 February 1984, assigned to Cherry Corp.</ref>
Description[edit | edit source]
Low profile switch
- Inventor: Gunter Murmann
- Inventor: Gunter Bauer
- Patent number: 4467160
- Filing date: 12 July 1983
- Issue date: 21 August 1984
- Assigned to Cherry Electrical Products Corporation
Cited patents[edit | edit source]
- US 3255333, "Push button switch construction", issued Jun 7, 1966
- US 3392250, "Pushbutton mechanism with wiping action contact", issued Jul 9, 1968
- US 3715545, "Momentary push button switch with improved non-conductive cam for normally retaining movable leaf spring contacts in a non-operative position", issued 1973
- US 3735058, "Keyboard printed circuit switch assembly with axially movable coil spring contact and associated key type actuator", issued 1973
- US 3773997, "Key assembly diaphragm switch", issued 1973
- US 3777090, "Linear cam actuated diaphragm switch with lost motion actuator", issued 1973
- US 3940578, "Keyboard structure having panel mounted key actuators with electrical component operating element", issued Feb 24, 1976, assigned to Alphameric Keyboards Limited
- US 3993884, "Detachably mounted keyboard pushbutton actuators and housing assembly", issued Nov 23, 1976, assigned to Victor Comptometer Corporation
- US 4150272, "Push button contact mechanism for use at printed circuit cards", issued Apr 17, 1979, assigned to Telefonaktiebolaget L M Ericsson
- US 4361743, "Lost motion keyswitch", issued Nov 30, 1982, assigned to Stackpole Components Company
Referenced by[edit | edit source]
- US 4629842, "Electric contactor for pneumatic servomotor for braking", issued Dec 16, 1986, assigned to Societe Anonyme D.B.A.
- US 4691086, "Pushbutton electrical switch having a flairing contactor loosely rotatable on a spring-biased eyelet", issued Sep 1, 1987, assigned to Indak Manufacturing Corp.
- US 4894499, "Electric push-button switch", issued Jan 16, 1990, assigned to Contraves AG
- US 4935591, "Push button switch", issued Jun 19, 1990, assigned to Alps Electric Co., Ltd.
- US 4939324, "Keyswitch for computer keyboard", issued Jul 3, 1990, assigned to Key Tronic Corporation
- US 5004880, "Click-type push button switch with improved leaf spring", issued Apr 2, 1991, assigned to Alps Electric Co., Ltd.
- US 5008505, "Self-resetting push switch", issued Apr 16, 1991, assigned to Daiichi Denso Buhin Co., Ltd.
- US 5201824, "Push button switch", issued Apr 13, 1993, assigned to Alps Electric Co., Ltd.
- US 5821490, "Push button switch module", issued Oct 13, 1998, assigned to Yazaki Corporation
- US 5166339, "Safety switch intended to be fitted in an electrical circuit of a motor vehicle", issued Dec 26, 2000, assigned to Kostal Italia S.r.L.
- US 7052330, "Electrical connector having conductive contacts", issued May 30, 2006, assigned to Hon Hai Precision Ind. Co., Ltd.
- US 7148440, "Stackable switch", issued Dec 12, 2006, assigned to Illinois Tool Works, Inc.
- US 7560652, "Electrical contact with redundant paths", issued Jul 14, 2009, assigned to ZF Friedrichshafen AG
- US 7990731, "Electronic device", issued Aug 2, 2011, assigned to Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd. and Hon Hai Precision Industry Co., Ltd.
- US 8164010, "Cable assembly with switch device", issued Apr 24, 2012, assigned to Hon Hai Precision Ind. Co, Ltd.
Images[edit | edit source]
References[edit | edit source]
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