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Publication of NL78652CpublicationCriticalpatent/NL78652C/xx
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
B41J33/516—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 reversing-feeler responsive to the tension of the ribbon