GB1172819A - Keyboard Mechanisms. - Google Patents
Keyboard Mechanisms.Info
- Publication number
- GB1172819A GB1172819A GB57815/66A GB5781566A GB1172819A GB 1172819 A GB1172819 A GB 1172819A GB 57815/66 A GB57815/66 A GB 57815/66A GB 5781566 A GB5781566 A GB 5781566A GB 1172819 A GB1172819 A GB 1172819A
- Authority
- GB
- United Kingdom
- Prior art keywords
- key
- permutation
- slide
- slides
- depressed
- 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
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
- B41J5/18—Locks
- B41J5/22—Interlocks between keys, e.g. without detent arrangements
-
- 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
Landscapes
- Push-Button Switches (AREA)
- Character Spaces And Line Spaces In Printers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US522873A US3327828A (en) | 1966-01-25 | 1966-01-25 | Keyboard mechanism having latch means |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1172819A true GB1172819A (en) | 1969-12-03 |
Family
ID=24082714
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB57815/66A Expired GB1172819A (en) | 1966-01-25 | 1966-12-23 | Keyboard Mechanisms. |
Country Status (4)
Country | Link |
---|---|
US (1) | US3327828A (xx) |
DE (1) | DE1549412A1 (xx) |
GB (1) | GB1172819A (xx) |
NL (1) | NL6701168A (xx) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1561298A1 (de) * | 1966-08-25 | 1970-03-19 | Siemens Ag | Tastatur fuer kraftgetriebene Schreibmaschinen |
US3458024A (en) * | 1967-09-18 | 1969-07-29 | Ibm | Typebar drive including reciprocating linear moving cyclic means |
US3554348A (en) * | 1967-11-01 | 1971-01-12 | Singer Co | Key lock shift mechanism |
US3565231A (en) * | 1967-11-01 | 1971-02-23 | Singer Co | Key shift mechanism |
US3573372A (en) * | 1968-05-31 | 1971-04-06 | Singer Co | Keyboard pacing mechanism |
US3616886A (en) * | 1969-07-02 | 1971-11-02 | Singer Co | Compact low silhouette keyboard mechanism |
US3700087A (en) * | 1970-07-27 | 1972-10-24 | Singer Co | Pawl actuator and locking mechanism for impact contact keyboard |
US3679038A (en) * | 1970-07-27 | 1972-07-25 | Singer Co | Electrical circuit for impact contact keyboard |
GB1394250A (en) * | 1971-07-20 | 1975-05-14 | Olivetti & Co Spa | Coded input and output apparatus in a typewriter |
DE2310593C3 (de) * | 1973-03-02 | 1981-11-26 | Triumph-Adler Aktiengesellschaft für Büro- und Informationstechnik, 8500 Nürnberg | Eingabevorrichtung für Schreib- oder ähnliche Maschinen |
GB1493803A (en) * | 1973-11-28 | 1977-11-30 | Moffatt R | Writing apparatus |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3152759A (en) * | 1964-10-13 | Interlocked open keyboards with electric restoring | ||
US201572A (en) * | 1878-03-19 | Improvement in strikers for spring locks and latches | ||
US62637A (en) * | 1867-03-05 | William h | ||
NL256795A (xx) * | 1959-10-14 | |||
US3014569A (en) * | 1960-03-28 | 1961-12-26 | Ibm | Keyboard mechanism |
GB914019A (xx) * | 1960-09-28 | |||
US3086635A (en) * | 1961-07-14 | 1963-04-23 | Ibm | Keylever storage mechanism |
US3239049A (en) * | 1962-06-27 | 1966-03-08 | Ibm | Impression control mechanism automatically selecting one of a plurality of cams |
US3189153A (en) * | 1962-07-03 | 1965-06-15 | Ibm | Keyboard |
US3191740A (en) * | 1962-07-24 | 1965-06-29 | Royal Mcbee Corp | Keylever signal storing mechanism |
US3135371A (en) * | 1963-03-18 | 1964-06-02 | Ibm | Means to prevent machine operation upon depression of plural keys |
US3129800A (en) * | 1963-03-18 | 1964-04-21 | Benedict E Bogeaus | Strip embossing implement |
-
1966
- 1966-01-25 US US522873A patent/US3327828A/en not_active Expired - Lifetime
- 1966-12-23 GB GB57815/66A patent/GB1172819A/en not_active Expired
-
1967
- 1967-01-24 DE DE19671549412 patent/DE1549412A1/de active Pending
- 1967-01-25 NL NL6701168A patent/NL6701168A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE1549412A1 (de) | 1971-02-18 |
US3327828A (en) | 1967-06-27 |
NL6701168A (xx) | 1967-07-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] |