JPH01146230U

JPH01146230U -

Info

Publication number: JPH01146230U
Application number: JP4032388U
Authority: JP
Priority date: 1988-03-29
Filing date: 1988-03-29
Publication date: 1989-10-09
Anticipated expiration: 2003-03-29
Also published as: JPH0645954Y2

Description

[Brief explanation of the drawing]

第１図から第５図は本考案の実施例を示すもの
で、第１図は要部の構成説明図、第２図は保護装
置を有する原稿走査装置全体の概略的な構成説明
図、第３図から第５図は要部の作用説明図であり
、また第６図から第８図はそれぞれ異なる従来例
を示すもので、第６図は斜視図、第７図・第８図
は断面図である。１ａ，１ｂはフレーム、７は係止プーリ、２０
は拘束手段、３０は拘束操作手段、３１は拘束開
閉レバー。 1 to 5 show an embodiment of the present invention, in which FIG. 1 is an explanatory diagram of the configuration of the main parts, FIG. Figures 3 to 5 are explanatory views of the main parts, and Figures 6 to 8 show different conventional examples, with Figure 6 being a perspective view, and Figures 7 and 8 being cross sections. It is a diagram. 1a and 1b are frames, 7 is a locking pulley, 20
30 is a restraining means, 31 is a restraint opening/closing lever.

Claims

[Scope of utility model registration request]

In a document scanning device in which an upper frame 1a can be opened and closed with respect to a lower frame 1b, and one of the frames 1a has a movable member that moves during document scanning, there is an engagement position where the movable member engages with the movable member, and an engagement position where the movable member engages with the movable member. A restraining means 20 is provided on the one frame 1a side, which is movable between the engaging position and the movable member side in the engaging position, and the restraining means 20 is provided on the other frame 1b.
A restraint operation means 30 is provided for selectively setting the 2-frames 1a and 1b to an engaged position and a non-engaged position, and this restraint operation means 30 is connected to the operation member of the restraint means 20 with both frames 1a and 1b closed, a position where the end of the frame comes into contact with the end in the opening/closing direction to release it;
A restraining opening/closing member is provided on the operating member so as to be rotatable across a position in which the restraining means is brought into a restrained state by abutting the side of the frame in the opening/closing direction, and is biased by a spring in a direction to bring the restraining means into the released state. A protection device for a document scanning device characterized by comprising a lever 31.