DE7923060U1 - Tastatur mit einem Überdecker über wenigstens einer Taste, insbesondere eines Textbearbeitungs- und/oder Fotosatzgeräts - Google Patents
Tastatur mit einem Überdecker über wenigstens einer Taste, insbesondere eines Textbearbeitungs- und/oder FotosatzgerätsInfo
- Publication number
- DE7923060U1 DE7923060U1 DE19797923060 DE7923060U DE7923060U1 DE 7923060 U1 DE7923060 U1 DE 7923060U1 DE 19797923060 DE19797923060 DE 19797923060 DE 7923060 U DE7923060 U DE 7923060U DE 7923060 U1 DE7923060 U1 DE 7923060U1
- Authority
- DE
- Germany
- Prior art keywords
- cap
- keyboard
- key body
- key
- cover according
- 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.)
- Expired
Links
- 230000005294 ferromagnetic effect Effects 0.000 claims description 14
- 229920005372 Plexiglas® Polymers 0.000 claims description 4
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 3
- 230000005291 magnetic effect Effects 0.000 claims description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 2
- 239000011343 solid material Substances 0.000 claims 1
- 239000002985 plastic film Substances 0.000 description 5
- 229920006255 plastic film Polymers 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J5/00—Devices or arrangements for controlling character selection
- B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41B—MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
- B41B27/00—Control, indicating, or safety devices or systems for composing machines of various kinds or types
- B41B27/02—Systems for controlling all operations
- B41B27/04—Keyboards
-
- 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
Landscapes
- Input From Keyboards Or The Like (AREA)
- Push-Button Switches (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19797923060 DE7923060U1 (de) | 1979-08-11 | 1979-08-11 | Tastatur mit einem Überdecker über wenigstens einer Taste, insbesondere eines Textbearbeitungs- und/oder Fotosatzgeräts |
| FR8017352A FR2463007A1 (fr) | 1979-08-11 | 1980-08-06 | Clavier avec une coiffe recouvrant au moins une touche, en particulier pour des machines de mise en forme de texte et/ou de composition photographique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19797923060 DE7923060U1 (de) | 1979-08-11 | 1979-08-11 | Tastatur mit einem Überdecker über wenigstens einer Taste, insbesondere eines Textbearbeitungs- und/oder Fotosatzgeräts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE7923060U1 true DE7923060U1 (de) | 1980-01-17 |
Family
ID=6706547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19797923060 Expired DE7923060U1 (de) | 1979-08-11 | 1979-08-11 | Tastatur mit einem Überdecker über wenigstens einer Taste, insbesondere eines Textbearbeitungs- und/oder Fotosatzgeräts |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE7923060U1 (enExample) |
| FR (1) | FR2463007A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11269369B2 (en) | 2017-02-20 | 2022-03-08 | Hans Heidolph GmbH | Operating element for a laboratory device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5183346A (en) * | 1992-05-15 | 1993-02-02 | Herbert Tesar | Keycap overlay snap-on system |
-
1979
- 1979-08-11 DE DE19797923060 patent/DE7923060U1/de not_active Expired
-
1980
- 1980-08-06 FR FR8017352A patent/FR2463007A1/fr active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11269369B2 (en) | 2017-02-20 | 2022-03-08 | Hans Heidolph GmbH | Operating element for a laboratory device |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2463007B3 (enExample) | 1982-04-30 |
| FR2463007A1 (fr) | 1981-02-20 |
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