DE162459C - - Google Patents
Info
- Publication number
- DE162459C DE162459C DENDAT162459D DE162459DA DE162459C DE 162459 C DE162459 C DE 162459C DE NDAT162459 D DENDAT162459 D DE NDAT162459D DE 162459D A DE162459D A DE 162459DA DE 162459 C DE162459 C DE 162459C
- Authority
- DE
- Germany
- Prior art keywords
- key
- ring
- keys
- spring
- 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.)
- Active
Links
- 230000000994 depressed Effects 0.000 description 2
- 210000001772 Blood Platelets Anatomy 0.000 description 1
- 230000036545 exercise 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
- B41J5/12—Construction of key buttons
Landscapes
- Input From Keyboards Or The Like (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE162459C true DE162459C (pt) |
Family
ID=428254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT162459D Active DE162459C (pt) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE162459C (pt) |
-
0
- DE DENDAT162459D patent/DE162459C/de active Active
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