SE406013B - Tangent - Google Patents
TangentInfo
- Publication number
- SE406013B SE406013B SE7509401A SE7509401A SE406013B SE 406013 B SE406013 B SE 406013B SE 7509401 A SE7509401 A SE 7509401A SE 7509401 A SE7509401 A SE 7509401A SE 406013 B SE406013 B SE 406013B
- Authority
- SE
- Sweden
- Prior art keywords
- key
- 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
-
- 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
- H01H13/02—Details
- H01H13/10—Bases; Stationary contacts mounted thereon
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2440265A DE2440265A1 (de) | 1974-08-22 | 1974-08-22 | Tastatur |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7509401L SE7509401L (sv) | 1976-02-23 |
| SE406013B true SE406013B (sv) | 1979-01-15 |
Family
ID=5923817
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7509401A SE406013B (sv) | 1974-08-22 | 1975-08-22 | Tangent |
| SE7509402A SE399327B (sv) | 1974-08-22 | 1975-08-22 | Tangentsats |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7509402A SE399327B (sv) | 1974-08-22 | 1975-08-22 | Tangentsats |
Country Status (5)
| Country | Link |
|---|---|
| CH (2) | CH592955A5 (sv) |
| DE (1) | DE2440265A1 (sv) |
| IT (2) | IT1041276B (sv) |
| NL (2) | NL7509613A (sv) |
| SE (2) | SE406013B (sv) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0157035B1 (en) * | 1984-03-29 | 1993-01-27 | Cherry Electrical Products Limited | Mechanical keyboard with membrane switch array |
| CN107993867A (zh) * | 2017-12-28 | 2018-05-04 | 西安开天铁路电气股份有限公司 | 可照明平头自复按钮设备 |
-
1974
- 1974-08-22 DE DE2440265A patent/DE2440265A1/de active Pending
-
1975
- 1975-08-12 NL NL7509613A patent/NL7509613A/xx active Search and Examination
- 1975-08-12 NL NL7509612A patent/NL7509612A/xx not_active Application Discontinuation
- 1975-08-18 CH CH1070975A patent/CH592955A5/xx not_active IP Right Cessation
- 1975-08-18 CH CH1071075A patent/CH588763A5/xx not_active IP Right Cessation
- 1975-08-20 IT IT51000/75A patent/IT1041276B/it active
- 1975-08-20 IT IT50999/75A patent/IT1041275B/it active
- 1975-08-22 SE SE7509401A patent/SE406013B/sv unknown
- 1975-08-22 SE SE7509402A patent/SE399327B/sv unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE399327B (sv) | 1978-02-06 |
| NL7509613A (nl) | 1976-02-24 |
| CH592955A5 (sv) | 1977-11-15 |
| IT1041275B (it) | 1980-01-10 |
| NL7509612A (nl) | 1976-02-24 |
| SE7509401L (sv) | 1976-02-23 |
| SE7509402L (sv) | 1976-02-23 |
| DE2440265A1 (de) | 1976-03-11 |
| CH588763A5 (sv) | 1977-06-15 |
| IT1041276B (it) | 1980-01-10 |
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