JPS5990476U

JPS5990476U - Ribbon feeding device for ribbon cassette

Info

Publication number: JPS5990476U
Application number: JP18675082U
Authority: JP
Inventors: 諭吉岡
Original assignee: 株式会社リコー
Priority date: 1982-12-10
Filing date: 1982-12-10
Publication date: 1984-06-19

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は、従来のリボンカセットのリボン送り装置の概
略構成図、第２図は、本考案の一実施例の構成を示す図
、第３図は、本考案の他の実施例の構成を示す図、第４
図は、第３図のＸ−Ｘ線で切った断面図である。１０・・・リボンカセット、１１・・・リボン、１２・
・・繰出リボンコア、１３・・・リボン出口、１３Ａ。１３Ｂ・・・繰出ローラ、１４・・・印字部、１５・・
・リボン入口、１５Ａ、１５Ｂ・・・繰入ローラ、１６
・・・巻取リボンコア、１７・・・駆動ローラ、１８．
１９・・・ローラ、２０−・・・無端ベルト、２１・・
・歯車、２２・・・たるみ防止用回転止めレバー、２２
Ａ・・・爪部、２２Ｂ・・・回転支点、２２Ｃ・・・第
１アーム、２２Ｄ・・・第２アーム、２３・・・スプリ
ング。FIG. 1 is a schematic configuration diagram of a ribbon feeding device of a conventional ribbon cassette, FIG. 2 is a diagram showing the configuration of one embodiment of the present invention, and FIG. 3 is a diagram showing the configuration of another embodiment of the present invention. Figure shown, 4th
The figure is a sectional view taken along the line XX in FIG. 3. 10... Ribbon cassette, 11... Ribbon, 12.
...Feeding ribbon core, 13...Ribbon outlet, 13A. 13B... Feeding roller, 14... Printing section, 15...
・Ribbon entrance, 15A, 15B... Feeding roller, 16
... Winding ribbon core, 17... Drive roller, 18.
19...Roller, 20-...Endless belt, 21...
・Gear, 22... Rotation stopper lever for preventing slack, 22
A...Claw portion, 22B...Rotation fulcrum, 22C...First arm, 22D...Second arm, 23...Spring.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

印字装置に対し着脱自在に取付けられるリボンカセット
内に少なくとも１個の駆動ローラを含む複数個のローラ
を設け、これらのローラ間に少なくとも異なる辺を有す
るように無端のベルトを張設し、このベルトの外周面に
対し、異なる辺で繰出リボンコアに巻回されたリボンの
外周面及び巻取りボンコアに巻取られる前記リボンの外
周面が常時摩擦接触する位置に前記ベルトを位置させ、
コリ繰出リボンコアと巻取リボンコアとを回転自在に設
けたリボンカセットのリボン送り装置において、繰出リ
ボンコアにリボンたるみ防止用回転止め機構を設けたこ
とを特徴とするリボンカセットのリボン送り装置。A plurality of rollers including at least one drive roller are provided in a ribbon cassette that is detachably attached to a printing device, and an endless belt is stretched between these rollers so as to have at least different sides, and this belt positioning the belt at a position where the outer circumferential surface of the ribbon wound around the feed-out ribbon core and the outer circumferential surface of the ribbon wound around the take-up ribbon core are constantly in frictional contact with the outer circumferential surface of the ribbon wound on different sides;
1. A ribbon feeding device for a ribbon cassette in which a stiffening ribbon core and a winding ribbon core are rotatably provided, and the feeding ribbon core is provided with a rotation stop mechanism for preventing ribbon sagging.