FR713423A - Typewriter Improvements - Google Patents
Typewriter ImprovementsInfo
- Publication number
- FR713423A FR713423A FR713423DA FR713423A FR 713423 A FR713423 A FR 713423A FR 713423D A FR713423D A FR 713423DA FR 713423 A FR713423 A FR 713423A
- Authority
- FR
- France
- Prior art keywords
- typewriter
- typewriter improvements
- 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
- B41J33/00—Apparatus or arrangements for feeding ink ribbons or like character-size impression-transfer material
- B41J33/14—Ribbon-feed devices or mechanisms
- B41J33/40—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction
- B41J33/44—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction automatically
- B41J33/51—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction automatically and characterised by the use of particular reversing control means
- B41J33/514—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction automatically and characterised by the use of particular reversing control means using a pivoted reversing-feeler engaging the interior of the wound ribbon
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US363757A US1937692A (en) | 1929-05-17 | 1929-05-17 | Typewriting machine |
GB691131A GB374138A (en) | 1931-03-05 | 1931-03-05 | Improvements in ink ribbon mechanism for typewriting machines |
DER80922D DE580990C (en) | 1931-03-05 | 1931-03-08 | Automatic switching device for the ribbon length movement in typewriters |
Publications (1)
Publication Number | Publication Date |
---|---|
FR713423A true FR713423A (en) | 1931-10-27 |
Family
ID=27617017
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR713423D Expired FR713423A (en) | 1929-05-17 | 1931-03-17 | Typewriter Improvements |
Country Status (2)
Country | Link |
---|---|
US (1) | US1937692A (en) |
FR (1) | FR713423A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3014571A (en) * | 1958-06-06 | 1961-12-26 | Imp Typewriting Company Ltd | Ribbon drive reversing mechanism for keyboard operated impression machines |
-
1929
- 1929-05-17 US US363757A patent/US1937692A/en not_active Expired - Lifetime
-
1931
- 1931-03-17 FR FR713423D patent/FR713423A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US1937692A (en) | 1933-12-05 |
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