FR2419172A1 - Mecanisme d'avance pour un ruban encreur - Google Patents
Mecanisme d'avance pour un ruban encreurInfo
- Publication number
- FR2419172A1 FR2419172A1 FR7806967A FR7806967A FR2419172A1 FR 2419172 A1 FR2419172 A1 FR 2419172A1 FR 7806967 A FR7806967 A FR 7806967A FR 7806967 A FR7806967 A FR 7806967A FR 2419172 A1 FR2419172 A1 FR 2419172A1
- Authority
- FR
- France
- Prior art keywords
- lever
- spools
- feed mechanism
- ink ribbon
- ratchet wheels
- 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.)
- Granted
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
- B41J33/46—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction automatically and characterised by its application to mechanism in which two spools are driven by pawl-and-rachet mechanism
- B41J33/50—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction automatically and characterised by its application to mechanism in which two spools are driven by pawl-and-rachet mechanism comprising a single pawl or integral double-tooth pawl selectively engageable with two ratchets, one for each spool
-
- 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
- B41J33/518—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction automatically and characterised by the use of particular reversing control means the reversing-feeler engaging buttons or the like secured to the ribbon near its ends
Landscapes
- Impression-Transfer Materials And Handling Thereof (AREA)
Abstract
Mécanisme d'avance pour un ruban encreur 20 comprenant deux roues à rochet 4a, 4b pour recevoir ce ruban, un cliquet d'entraînement 1 pour imprimer un mouvement intermittent à ces roues, un levier 5 pour empêcher le mouvement de ces roues dans le mauvais sens, et un mécanisme 10, 12, 19 d'inversion du mouvement du ruban encreur, et caractérisé par une butée 7a ou 7b qui vient en contact ou hors de contact avec la roue à rochet d'entraînement en réponse à l'action du levier 5 précité.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7806967A FR2419172A1 (fr) | 1978-03-10 | 1978-03-10 | Mecanisme d'avance pour un ruban encreur |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7806967A FR2419172A1 (fr) | 1978-03-10 | 1978-03-10 | Mecanisme d'avance pour un ruban encreur |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2419172A1 true FR2419172A1 (fr) | 1979-10-05 |
FR2419172B1 FR2419172B1 (fr) | 1982-11-12 |
Family
ID=9205626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7806967A Granted FR2419172A1 (fr) | 1978-03-10 | 1978-03-10 | Mecanisme d'avance pour un ruban encreur |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2419172A1 (fr) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3658164A (en) * | 1969-02-20 | 1972-04-25 | Ricoh Kk | Device for reversing long tape |
US3910399A (en) * | 1972-07-19 | 1975-10-07 | Suwa Seikosha Kk | Reversible ink ribbon feed device having unitary bulk sensors |
-
1978
- 1978-03-10 FR FR7806967A patent/FR2419172A1/fr active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3658164A (en) * | 1969-02-20 | 1972-04-25 | Ricoh Kk | Device for reversing long tape |
US3910399A (en) * | 1972-07-19 | 1975-10-07 | Suwa Seikosha Kk | Reversible ink ribbon feed device having unitary bulk sensors |
Also Published As
Publication number | Publication date |
---|---|
FR2419172B1 (fr) | 1982-11-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |