The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 30, 1986
Filed:
Jun. 11, 1984
Ricoh Company, Ltd., , JP;
Abstract
An ink ribbon feeding mechanism includes a rotatably supported capstan roller which is fixed in position and a rotatably supported pinch roller which is movable with respect to the capstan roller and normally biased toward the capstan roller to be pressed thereagainst with ink ribbon to be fed as being sandwiched therebetween. In the present invention, there is provided a structure which allows to keep the pinch roller separated away from the capstan roller when desired. In the preferred embodiment, it is so structured that the pinch roller is brought into contact with the capstan roller under pressure when a top cover is pivoted closed and brought out of contact with the capstan roller when the top cover is pivoted open, automatically.