DE2440265A1 - Tastatur - Google Patents
TastaturInfo
- Publication number
- DE2440265A1 DE2440265A1 DE2440265A DE2440265A DE2440265A1 DE 2440265 A1 DE2440265 A1 DE 2440265A1 DE 2440265 A DE2440265 A DE 2440265A DE 2440265 A DE2440265 A DE 2440265A DE 2440265 A1 DE2440265 A1 DE 2440265A1
- Authority
- DE
- Germany
- Prior art keywords
- keyboard according
- key
- housing
- keys
- keyboard
- Prior art date
- 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.)
- Pending
Links
- 230000015572 biosynthetic process Effects 0.000 title abstract description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 229910000859 α-Fe Inorganic materials 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 238000005452 bending Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 230000001960 triggered effect Effects 0.000 claims 1
- 238000005755 formation reaction Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 4
- 230000008439 repair process Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 210000001331 nose Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 210000000887 face Anatomy 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
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
Landscapes
- Push-Button Switches (AREA)
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2440265A DE2440265A1 (de) | 1974-08-22 | 1974-08-22 | Tastatur |
| NL7509613A NL7509613A (nl) | 1974-08-22 | 1975-08-12 | Toetsenbord. |
| NL7509612A NL7509612A (nl) | 1974-08-22 | 1975-08-12 | Toetsenbord. |
| CH1071075A CH588763A5 (enrdf_load_stackoverflow) | 1974-08-22 | 1975-08-18 | |
| CH1070975A CH592955A5 (enrdf_load_stackoverflow) | 1974-08-22 | 1975-08-18 | |
| IT51000/75A IT1041276B (it) | 1974-08-22 | 1975-08-20 | Tastiera componibile |
| IT50999/75A IT1041275B (it) | 1974-08-22 | 1975-08-20 | Tastiera componibile |
| SE7509401A SE406013B (sv) | 1974-08-22 | 1975-08-22 | Tangent |
| SE7509402A SE399327B (sv) | 1974-08-22 | 1975-08-22 | Tangentsats |
| US05/779,936 US4124313A (en) | 1974-08-22 | 1977-03-21 | Keyboard assembly |
| US05/900,771 US4202640A (en) | 1974-08-22 | 1978-04-27 | Keyboard assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2440265A DE2440265A1 (de) | 1974-08-22 | 1974-08-22 | Tastatur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2440265A1 true DE2440265A1 (de) | 1976-03-11 |
Family
ID=5923817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2440265A Pending DE2440265A1 (de) | 1974-08-22 | 1974-08-22 | Tastatur |
Country Status (5)
| Country | Link |
|---|---|
| CH (2) | CH588763A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2440265A1 (enrdf_load_stackoverflow) |
| IT (2) | IT1041276B (enrdf_load_stackoverflow) |
| NL (2) | NL7509612A (enrdf_load_stackoverflow) |
| SE (2) | SE399327B (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0157035A3 (en) * | 1984-03-29 | 1987-03-18 | Cherry Electrical Products Limited | Mechanical keyboard with membrane switch arrray |
| 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 NL7509612A patent/NL7509612A/xx not_active Application Discontinuation
- 1975-08-12 NL NL7509613A patent/NL7509613A/xx active Search and Examination
- 1975-08-18 CH CH1071075A patent/CH588763A5/xx not_active IP Right Cessation
- 1975-08-18 CH CH1070975A patent/CH592955A5/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 SE7509402A patent/SE399327B/xx unknown
- 1975-08-22 SE SE7509401A patent/SE406013B/xx unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0157035A3 (en) * | 1984-03-29 | 1987-03-18 | Cherry Electrical Products Limited | Mechanical keyboard with membrane switch arrray |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| SE406013B (sv) | 1979-01-15 |
| IT1041276B (it) | 1980-01-10 |
| SE7509401L (sv) | 1976-02-23 |
| SE399327B (sv) | 1978-02-06 |
| SE7509402L (sv) | 1976-02-23 |
| NL7509613A (nl) | 1976-02-24 |
| IT1041275B (it) | 1980-01-10 |
| CH588763A5 (enrdf_load_stackoverflow) | 1977-06-15 |
| CH592955A5 (enrdf_load_stackoverflow) | 1977-11-15 |
| NL7509612A (nl) | 1976-02-24 |
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