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.

Date of Patent:
Nov. 15, 1988

Filed:

Mar. 11, 1987
Applicant:
Inventor:

Francesco Bettini, Ivrea, IT;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
400320 ; 400 59 ; 400322 ; 400328 ; 400352 ; 4007051 ;
Abstract

The carriage is displaced by a tooth belt which is moved continuously by an electric motor and is connected to the carriage be means of an element engaged between two teeth of the belt and slidable on the carriage in a direction perpendicular to the direction of displacement of the carriage. The pulleys are provided with a recess capable of engaging the element in such a way as to move it positively in said perpendicular direction. The carriage is also connected by means of a tension spring to a strip provided with areas of an optical encoder in respect of the print positions. The upper paper pressure arrangement is formed by two rollers carried by two sliders fitted into corresponding longitudinal slots in the fixed support. The paper is carried by a feed reel which is carried by two arms which can be fitted by catch engagement on corresponding shoulders on the fixed support. The printer is particularly suitable for being connected to the output of a personal or home computer.


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