JPH02115330U

JPH02115330U -

Info

Publication number: JPH02115330U
Application number: JP2345989U
Authority: JP
Priority date: 1989-02-28
Filing date: 1989-02-28
Publication date: 1990-09-14

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例である給紙カセツト
の用紙サイズ検知装置の斜視図、第２図は第１図
の用紙サイズ検知装置の主要部の部分拡大図、第
３図及び第４図は従来の給紙カセツトの用紙サイ
ズ検知装置の斜視図を示す。１……給紙カセツト、２０……後端板、７……
フオトカプラ、８……検知板、９……切欠部。 FIG. 1 is a perspective view of a paper size detection device for a paper feed cassette that is an embodiment of the present invention, FIG. 2 is a partially enlarged view of the main parts of the paper size detection device shown in FIG. 1, and FIGS. The figure shows a perspective view of a conventional paper size detection device for a paper feed cassette. 1... Paper feed cassette, 20... Rear end plate, 7...
Photocoupler, 8...Detection plate, 9...Notch.

Claims

[Scope of Claim for Utility Model Registration] A paper feed cassette that stores copy paper of any single paper size among multiple paper sizes that can be stored and is detachably attached to the paper feed section of the main body of a copying machine. , a paper feed cassette comprising a display member indicating the paper size of the copy paper stored in the paper feed cassette, and a detection device for detecting the paper size display member in the paper feed section of the copying machine main body. The paper size detection device includes: a rear end plate movably provided on the bottom plate of the paper feed cassette that abuts the rear end of the copy paper to position the copy paper in a fixed position; The paper size display member is constituted by a plurality of detection plates having long sides in the moving direction of the end plate and a notch provided at a specific position of the detection plate, and is provided in the paper feed section of the copying machine main body. A paper size detection device for a paper feed cassette, characterized in that a plurality of detection devices detect the cutout portion of the detection plate, and detect the paper size from a combination of the presence or absence of the cutout portion.