FI871679A - Membrantangentbord. - Google Patents
Membrantangentbord. Download PDFInfo
- Publication number
- FI871679A FI871679A FI871679A FI871679A FI871679A FI 871679 A FI871679 A FI 871679A FI 871679 A FI871679 A FI 871679A FI 871679 A FI871679 A FI 871679A FI 871679 A FI871679 A FI 871679A
- Authority
- FI
- Finland
- Prior art keywords
- membrantangentbord
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/78—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by the contacts or the contact sites
- H01H13/80—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by the contacts or the contact sites characterised by the manner of cooperation of the contacts, e.g. with both contacts movable or with bounceless contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/703—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by spacers between contact carrying layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2201/00—Contacts
- H01H2201/008—Both contacts movable
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2203/00—Form of contacts
- H01H2203/032—Metal foil
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2209/00—Layers
- H01H2209/01—Increasing rigidity; Anti-creep
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2209/00—Layers
- H01H2209/014—Layers composed of different layers; Lubricant in between
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2211/00—Spacers
- H01H2211/006—Individual areas
- H01H2211/02—Pins forming part of substrate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/036—Manufacturing ultrasonic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/042—Snap coupling; Snap mounting
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE8610553 | 1986-04-17 | ||
DE8610553U DE8610553U1 (de) | 1986-04-17 | 1986-04-17 | Membrantastatur |
Publications (4)
Publication Number | Publication Date |
---|---|
FI871679A0 FI871679A0 (fi) | 1987-04-15 |
FI871679A true FI871679A (fi) | 1987-10-18 |
FI84671B FI84671B (fi) | 1991-09-13 |
FI84671C FI84671C (fi) | 1991-12-27 |
Family
ID=6793782
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI871679A FI84671C (fi) | 1986-04-17 | 1987-04-15 | Membrantangentbord. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4771143A (fi) |
EP (1) | EP0241906B1 (fi) |
DE (2) | DE8610553U1 (fi) |
FI (1) | FI84671C (fi) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8610553U1 (de) * | 1986-04-17 | 1986-05-28 | Wilhelm Ruf Kg, 8000 Muenchen | Membrantastatur |
EP0322514A3 (en) * | 1987-12-30 | 1990-09-12 | Hewlett-Packard Company | Keyboard switch system |
JP2522514B2 (ja) * | 1988-03-10 | 1996-08-07 | シャープ株式会社 | 操作入力装置 |
US5220136A (en) * | 1991-11-26 | 1993-06-15 | Elographics, Inc. | Contact touchscreen with an improved insulated spacer arrangement |
GB2345193B (en) | 1998-12-22 | 2002-07-24 | Nokia Mobile Phones Ltd | Metallic keys |
US6657146B1 (en) | 2000-03-28 | 2003-12-02 | Thomson Licensing, S.A. | Button ball and alignment rib |
JP4359812B2 (ja) * | 2002-07-08 | 2009-11-11 | 日本電気株式会社 | スイッチ一体型筐体およびこれを有する電子機器 |
US6639165B1 (en) * | 2002-10-28 | 2003-10-28 | Delphi Technologies, Inc. | Multiple contact fluid pressure switch |
GB0403854D0 (en) * | 2004-02-20 | 2004-03-24 | Pelikon Ltd | Switches |
US7619176B2 (en) * | 2006-02-13 | 2009-11-17 | Nec Corporation | Switch and electronic equipment having the same |
JP4598721B2 (ja) * | 2006-05-22 | 2010-12-15 | シャープ株式会社 | 操作キー部品 |
US20110290628A1 (en) * | 2010-05-31 | 2011-12-01 | Sunrex Technology Corp | Membrane keyboard with parts being fixedly secured together |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3600528A (en) * | 1969-09-25 | 1971-08-17 | Lematex Corp | Multiple switch construction |
US4128744A (en) * | 1977-02-22 | 1978-12-05 | Chomerics, Inc. | Keyboard with concave and convex domes |
JPS56128523A (en) * | 1980-03-11 | 1981-10-08 | Matsushita Electric Ind Co Ltd | Method of producing keyboard switch |
US4375585A (en) * | 1981-01-08 | 1983-03-01 | Atari, Inc. | Deformable switch keyboard |
FR2541523B1 (fr) * | 1983-02-17 | 1985-10-25 | Metallo Ste Fse | Preselecteur matriciel |
JPS6059429U (ja) * | 1983-09-30 | 1985-04-25 | アルプス電気株式会社 | スイツチ装置 |
US4489227A (en) * | 1984-01-11 | 1984-12-18 | Sheldahl, Inc. | Back lighted, full travel push button membrane keyboard |
DE8610553U1 (de) * | 1986-04-17 | 1986-05-28 | Wilhelm Ruf Kg, 8000 Muenchen | Membrantastatur |
-
1986
- 1986-04-17 DE DE8610553U patent/DE8610553U1/de not_active Expired
-
1987
- 1987-04-14 EP EP87105500A patent/EP0241906B1/de not_active Expired - Lifetime
- 1987-04-14 DE DE8787105500T patent/DE3781924D1/de not_active Expired - Fee Related
- 1987-04-15 FI FI871679A patent/FI84671C/fi not_active IP Right Cessation
- 1987-04-16 US US07/039,047 patent/US4771143A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE3781924D1 (de) | 1992-11-05 |
EP0241906A2 (de) | 1987-10-21 |
US4771143A (en) | 1988-09-13 |
EP0241906A3 (en) | 1989-12-27 |
FI84671B (fi) | 1991-09-13 |
FI84671C (fi) | 1991-12-27 |
DE8610553U1 (de) | 1986-05-28 |
FI871679A0 (fi) | 1987-04-15 |
EP0241906B1 (de) | 1992-09-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed | ||
MM | Patent lapsed |
Owner name: WILHELM RUF KG |