JPS6427255U

JPS6427255U -

Info

Publication number: JPS6427255U
Application number: JP12206187U
Authority: JP
Priority date: 1987-08-11
Filing date: 1987-08-11
Publication date: 1989-02-16

Description

[Brief explanation of the drawing]

第１図は、本考案のインクリボンガイド機構を
示す斜視図、第２図は、同背面図、第３図は、第
２図におけるＸ―Ｘ線矢視断面図、第４図は、イ
ンクリボンの走行状態を説明する一部省略斜視図
、第５図は、第２図におけるＹ―Ｙ線矢視断面図
、第６図は、第５図におけるインクリボンの走行
状態を説明する一部省略斜視図、第７図は、イン
クリボンガイド機構の他の実施例を示す斜視図、
第８図は、同リボンガイドポストの説明図、第９
図は、同他の走行状態を示す斜視図、第１０図は
、更に他の実施例を示す正面図、第１１図は、同
底面図、第１２図は、同平面図、第１３図は、他
の走行状態を示す平面図、第１４図は、インパク
トプリンタの概略斜視図、第１５図は、従来のイ
ンクリボンガイド機構の斜視図、第１６図は、同
走行状態を示す平面図である。１……ベース、２……先端リボンガイド、３…
…リボンガイドポスト、４……リボンシフトガイ
ド、３１，５２，６２……上フランジ、３２……
切欠部、３３……走行面、３４……下端面、５…
…リボンガイドポスト、５５……突子、５６，５
７……走行面、６……リボンガイドポスト、６３
……膨出部、６５……平段面、６４，６６……走
行面、７……リンク機構。 Fig. 1 is a perspective view showing the ink ribbon guide mechanism of the present invention, Fig. 2 is a rear view thereof, Fig. 3 is a sectional view taken along the line X--X in Fig. 2, and Fig. 4 is an ink ribbon guide mechanism of the present invention. FIG. 5 is a partially omitted perspective view illustrating the running state of the ribbon, FIG. 5 is a sectional view taken along the line Y--Y in FIG. 2, and FIG. An omitted perspective view, FIG. 7 is a perspective view showing another embodiment of the ink ribbon guide mechanism,
Figure 8 is an explanatory diagram of the ribbon guide post, Figure 9
10 is a front view showing still another embodiment, FIG. 11 is a bottom view, FIG. 12 is a plan view, and FIG. 13 is a perspective view showing another running state. , FIG. 14 is a schematic perspective view of the impact printer, FIG. 15 is a perspective view of a conventional ink ribbon guide mechanism, and FIG. 16 is a plan view showing the same traveling condition. be. 1...Base, 2...Tip ribbon guide, 3...
... Ribbon guide post, 4... Ribbon shift guide, 31, 52, 62... Upper flange, 32...
Notch portion, 33... running surface, 34... lower end surface, 5...
... Ribbon guide post, 55 ... Protrusion, 56,5
7... Running surface, 6... Ribbon guide post, 63
...Bulging portion, 65... Flat step surface, 64, 66... Running surface, 7... Link mechanism.

Claims

[Scope of Claim for Utility Model Registration] (1) An ink ribbon provided between a printing head and a platen, in which an ink ribbon fed from an ink ribbon cartridge is run between a tip ribbon guide and a ribbon guide post erected on a base. The ink ribbon guide mechanism for an impact printer is an ink ribbon guide mechanism placed in front of a printing head, the ink ribbon guide mechanism having a ribbon guide post formed with a running surface corresponding to wide and narrow ink ribbons. (2) The ink ribbon guide for an impact printer according to claim 1, wherein the ribbon guide post is formed with a notch, and the notch serves as a running surface for the narrow ink ribbon. mechanism. (3) The ribbon guide post is fitted onto a shaft erected on the base so as to be rotatable, and a flange is provided at the upper part of the ribbon guide post, and a protrusion is provided at approximately the center in the height direction, and the flange The ink ribbon guide mechanism for an impact printer according to claim 1, wherein the space between the and the protrusions serves as a running surface for a narrow ink ribbon. (4) The ribbon guide post is made rotatable by a link mechanism, and the lower part is expanded to form a flat section, and the ribbon guide post above the flat surface serves as a running surface for the narrow ink ribbon. An ink ribbon guide mechanism for an impact printer according to claim 1, characterized in that: