JPS5638015B2 - - Google Patents
Info
- Publication number
- JPS5638015B2 JPS5638015B2 JP11408374A JP11408374A JPS5638015B2 JP S5638015 B2 JPS5638015 B2 JP S5638015B2 JP 11408374 A JP11408374 A JP 11408374A JP 11408374 A JP11408374 A JP 11408374A JP S5638015 B2 JPS5638015 B2 JP S5638015B2
- 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.)
- Expired
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
- H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
- H01H13/52—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state immediately upon removal of operating force, e.g. bell-push switch
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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
- H01H13/705—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 construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/18—Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks
- H01H2009/189—Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks with a tactile symbol or indication, e.g. for blind people
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2221/00—Actuators
- H01H2221/036—Return force
- H01H2221/044—Elastic part on actuator or casing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/044—Injection moulding
- H01H2229/048—Insertion moulding
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2233/00—Key modules
- H01H2233/002—Key modules joined to form button rows
- H01H2233/004—One molded part
Landscapes
- Push-Button Switches (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11408374A JPS5638015B2 (sv) | 1974-10-02 | 1974-10-02 | |
US05/616,649 US4066860A (en) | 1974-09-26 | 1975-09-25 | Pushbutton switch key arrangement for keyboards having indicia |
GB3938475A GB1524200A (en) | 1974-10-02 | 1975-09-25 | Push button electrical switches |
DE2543044A DE2543044C3 (de) | 1974-09-26 | 1975-09-26 | Drucktastenschalteranordnung |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11408374A JPS5638015B2 (sv) | 1974-10-02 | 1974-10-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5140574A JPS5140574A (sv) | 1976-04-05 |
JPS5638015B2 true JPS5638015B2 (sv) | 1981-09-03 |
Family
ID=14628635
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11408374A Expired JPS5638015B2 (sv) | 1974-09-26 | 1974-10-02 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS5638015B2 (sv) |
GB (1) | GB1524200A (sv) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5167978A (en) * | 1974-12-06 | 1976-06-12 | Sharp Kk | Supuringuo itsutaikashitakiitotsupu |
DE2924782A1 (de) * | 1979-06-20 | 1981-01-15 | Philips Patentverwaltung | Drucktaste fuer tastaturen geringer bauhoehe |
JPS5826765B2 (ja) * | 1979-11-26 | 1983-06-04 | シャープ株式会社 | 押釦スイッチ |
JPS5895665A (ja) * | 1981-11-30 | 1983-06-07 | トヨタ自動車株式会社 | ヒツプ処理方法 |
JPS59127328A (ja) * | 1982-12-30 | 1984-07-23 | 日本メクトロン株式会社 | キ−ボ−ドスイツチ |
JPS625437U (sv) * | 1985-06-24 | 1987-01-13 | ||
JPS644036U (sv) * | 1987-06-29 | 1989-01-11 | ||
GB2239629A (en) * | 1989-12-14 | 1991-07-10 | Wragby Plastics Limited | Keys for keypads |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3823309A (en) * | 1973-06-21 | 1974-07-09 | J Caruso | Multiple key assembly for calculators and the like |
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1974
- 1974-10-02 JP JP11408374A patent/JPS5638015B2/ja not_active Expired
-
1975
- 1975-09-25 GB GB3938475A patent/GB1524200A/en not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3823309A (en) * | 1973-06-21 | 1974-07-09 | J Caruso | Multiple key assembly for calculators and the like |
Also Published As
Publication number | Publication date |
---|---|
GB1524200A (en) | 1978-09-06 |
JPS5140574A (sv) | 1976-04-05 |