JPS49117981A - - Google Patents
Info
- Publication number
- JPS49117981A JPS49117981A JP48030685A JP3068573A JPS49117981A JP S49117981 A JPS49117981 A JP S49117981A JP 48030685 A JP48030685 A JP 48030685A JP 3068573 A JP3068573 A JP 3068573A JP S49117981 A JPS49117981 A JP S49117981A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
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- 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
- H01H13/7006—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 comprising a separate movable contact element for each switch site, all other elements being integrated in layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
- H01H5/04—Energy stored by deformation of elastic members
- H01H5/18—Energy stored by deformation of elastic members by flexing of blade springs
- H01H5/22—Energy stored by deformation of elastic members by flexing of blade springs blade spring with at least one snap-acting leg and at least one separate contact-carrying or contact-actuating leg
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2205/00—Movable contacts
- H01H2205/016—Separate bridge contact
- H01H2205/024—Means to facilitate positioning
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2211/00—Spacers
- H01H2211/006—Individual areas
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2223/00—Casings
- H01H2223/034—Bezel
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2223/00—Casings
- H01H2223/054—Mounting of key housings on same printed circuit
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/022—Modular assembly
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/024—Packing between substrate and membrane
- H01H2229/032—Screw
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2233/00—Key modules
- H01H2233/01—Key modules mounted on laykey
- H01H2233/014—Snap coupling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2233/00—Key modules
- H01H2233/05—Actuator part on body
- H01H2233/058—One degree of freedom
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2233/00—Key modules
- H01H2233/07—Cap or button on actuator part
- H01H2233/074—Snap coupling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2235/00—Springs
- H01H2235/002—Linear coil spring combined with dome spring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2235/00—Springs
- H01H2235/008—Rubber spring
Landscapes
- Push-Button Switches (AREA)
- Input From Keyboards Or The Like (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3068573A JPS5528377B2 (en) | 1973-03-16 | 1973-03-16 | |
DE2411426A DE2411426C3 (en) | 1973-03-16 | 1974-03-09 | Push button switch for electronic computers or similar |
US450865A US3899648A (en) | 1973-03-16 | 1974-03-13 | Nodally operated push-button switch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3068573A JPS5528377B2 (en) | 1973-03-16 | 1973-03-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS49117981A true JPS49117981A (en) | 1974-11-11 |
JPS5528377B2 JPS5528377B2 (en) | 1980-07-28 |
Family
ID=12310532
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3068573A Expired JPS5528377B2 (en) | 1973-03-16 | 1973-03-16 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3899648A (en) |
JP (1) | JPS5528377B2 (en) |
DE (1) | DE2411426C3 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53145177U (en) * | 1977-04-21 | 1978-11-15 | ||
JPS5470070U (en) * | 1977-10-28 | 1979-05-18 | ||
JPH0473829A (en) * | 1990-07-12 | 1992-03-09 | Fujitsu Ltd | Thin keyboard |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4202640A (en) * | 1974-08-22 | 1980-05-13 | Kienzle Apparate Gmbh | Keyboard assembly |
US4124313A (en) * | 1974-08-22 | 1978-11-07 | Kienzle Apparate Gmbh | Keyboard assembly |
US4072840A (en) * | 1974-10-31 | 1978-02-07 | Litton Business Systems, Inc. | Removable keyboard switch |
JPS5168726A (en) * | 1974-12-12 | 1976-06-14 | Hosiden Electronics Co | |
US4032728A (en) * | 1974-12-20 | 1977-06-28 | Olympia Werke Ag | Push button switch |
US4056700A (en) * | 1976-01-19 | 1977-11-01 | Western Digital Corporation | Keyboard assembly momentary contact push button switch with tactile action |
US4095066A (en) * | 1976-08-04 | 1978-06-13 | International Business Machines Corporation | Hinged flyplate actuator |
IT1082772B (en) * | 1977-05-23 | 1985-05-21 | Olivetti & Co Spa | CLICK TYPE CONTACT KEYBOARD MODULE |
DE2759619C2 (en) * | 1977-08-11 | 1981-10-01 | Rudolf Schadow Gmbh, 1000 Berlin | Electrical snap switch |
DE2736172C3 (en) * | 1977-08-11 | 1983-02-10 | Rudolf Schadow Gmbh, 1000 Berlin | Electrical snap switch |
US4118611A (en) * | 1977-08-30 | 1978-10-03 | International Business Machines Corporation | Buckling spring torsional snap actuator |
ES233588Y (en) * | 1978-01-27 | 1978-07-16 | KEYBOARD FOR PHONES. | |
US4181826A (en) * | 1978-04-06 | 1980-01-01 | Motorola, Inc. | Dome switch actuating apparatus |
DE2848741A1 (en) * | 1978-11-10 | 1980-05-22 | Standard Elektrik Lorenz Ag | PUSH BUTTON FOR KEY SWITCHES |
US4316066A (en) * | 1979-09-10 | 1982-02-16 | International Telephone And Telegraph Corporation | Key switch with snap-action contact and resilient actuator |
DE3132918C2 (en) * | 1980-09-16 | 1985-11-28 | Alps Electric Co., Ltd., Tokio/Tokyo | Push button switch |
JPS6137145Y2 (en) * | 1980-11-08 | 1986-10-28 | ||
JPS6233229Y2 (en) * | 1980-12-24 | 1987-08-25 | ||
USRE32419E (en) * | 1981-03-16 | 1987-05-12 | Engineering Research Applications, Inc. | Molded keyboard and method of fabricating same |
US4436970A (en) * | 1982-06-07 | 1984-03-13 | Methode Electronics, Inc. | Switch assemblies |
IT1155954B (en) * | 1982-09-28 | 1987-01-28 | Olivetti & Co Spa | CONTACT KEYBOARD |
US6222525B1 (en) * | 1992-03-05 | 2001-04-24 | Brad A. Armstrong | Image controllers with sheet connected sensors |
US8674932B2 (en) * | 1996-07-05 | 2014-03-18 | Anascape, Ltd. | Image controller |
FR2764105B1 (en) * | 1997-06-03 | 1999-07-16 | Seri Ind | ANTI-VANDAL METAL CUP KEYBOARD |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH055495U (en) * | 1991-07-05 | 1993-01-26 | 浩一 新谷 | A writing instrument for golf that integrates markers, forks and pencils |
JPH0515774U (en) * | 1991-08-14 | 1993-03-02 | 彦衛 岩間 | Sand scooped weight |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1215665A (en) * | 1915-04-05 | 1917-02-13 | Heinrich Landis | Spring arrangement especially for contact devices. |
US3286045A (en) * | 1965-03-16 | 1966-11-15 | Bell Telephone Labor Inc | Cover assembly for switches |
GB1308692A (en) * | 1970-04-01 | 1973-02-21 | Sumlock Anita Electronics Ltd | Electrical switches |
US3707609A (en) * | 1971-10-27 | 1972-12-26 | Texas Instruments Inc | Diaphragm pushbutton switch array for keyboards |
US3749859A (en) * | 1972-04-19 | 1973-07-31 | Colorado Instr Inc | Keyboard switch assembly with improved hermetically sealed diaphragm contact structure |
-
1973
- 1973-03-16 JP JP3068573A patent/JPS5528377B2/ja not_active Expired
-
1974
- 1974-03-09 DE DE2411426A patent/DE2411426C3/en not_active Expired
- 1974-03-13 US US450865A patent/US3899648A/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH055495U (en) * | 1991-07-05 | 1993-01-26 | 浩一 新谷 | A writing instrument for golf that integrates markers, forks and pencils |
JPH0515774U (en) * | 1991-08-14 | 1993-03-02 | 彦衛 岩間 | Sand scooped weight |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53145177U (en) * | 1977-04-21 | 1978-11-15 | ||
JPS5729215Y2 (en) * | 1977-04-21 | 1982-06-25 | ||
JPS5470070U (en) * | 1977-10-28 | 1979-05-18 | ||
JPS5760504Y2 (en) * | 1977-10-28 | 1982-12-23 | ||
JPH0473829A (en) * | 1990-07-12 | 1992-03-09 | Fujitsu Ltd | Thin keyboard |
Also Published As
Publication number | Publication date |
---|---|
DE2411426C3 (en) | 1979-04-05 |
DE2411426A1 (en) | 1974-09-19 |
US3899648A (en) | 1975-08-12 |
DE2411426B2 (en) | 1978-08-03 |
JPS5528377B2 (en) | 1980-07-28 |