JPS60177128U

JPS60177128U - Paper cassette

Info

Publication number: JPS60177128U
Application number: JP6228884U
Authority: JP
Inventors: 椛島　昭夫; 智原田
Original assignee: 富士ゼロックス株式会社
Priority date: 1984-04-27
Filing date: 1984-04-27
Publication date: 1985-11-25

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

[Brief explanation of the drawing]

第１図は、従来の給紙カセットの概略断面図、第２図は
第１図の給紙カセットにおける送りローラ接触圧とカセ
ット内収容枚数の関係を示すグラフ、第３図は本考案の
給紙カセットの概略断面図、第４図は第３図に示す給紙
カセットの平面図、第５図は第３図に示す給紙カセット
における送りローラ接触圧とカセット内収容枚数の関係
を示すグラフである。１・・・・・・給紙カセット、２・・・・・・下部プレ
ート、３・・・・・・シート積層体、４・・・・・・送
りローラ、５・・・・・・保持シャフト、６・・・・・
・押し上げ部材、７・・・・・・底面間　、口部、８・
・・・・・ばね、９・・・・・・固定ピン、１０・・・
・・・突出部材。FIG. 1 is a schematic cross-sectional view of a conventional paper feed cassette, FIG. 2 is a graph showing the relationship between the contact pressure of the feed roller and the number of sheets stored in the cassette in the paper feed cassette of FIG. 1, and FIG. 4 is a schematic cross-sectional view of the paper cassette, FIG. 4 is a plan view of the paper feed cassette shown in FIG. 3, and FIG. 5 is a graph showing the relationship between the feed roller contact pressure and the number of sheets stored in the cassette in the paper feed cassette shown in FIG. 3. It is. 1...Paper feed cassette, 2...Lower plate, 3...Sheet stack, 4...Feed roller, 5...Holding Shaft, 6...
・Pushing member, 7... Between the bottom, mouth, 8.
...Spring, 9...Fixing pin, 10...
...Protruding member.

Claims

[Scope of utility model registration request]

In a paper feed cassette according to sheet size, which has a lower plate that supports a stack of sheets, and in which the lower plate is pushed upward by a push-up member during use, the lower plate is placed at a position where the lower plate comes into contact with the push-up member. A paper feed cassette characterized in that a protruding member is provided, and the thickness of the protruding member is determined according to the sheet size.