JPH02120453U - - Google Patents

Info

Publication number
JPH02120453U
JPH02120453U JP2965389U JP2965389U JPH02120453U JP H02120453 U JPH02120453 U JP H02120453U JP 2965389 U JP2965389 U JP 2965389U JP 2965389 U JP2965389 U JP 2965389U JP H02120453 U JPH02120453 U JP H02120453U
Authority
JP
Japan
Prior art keywords
displacement
paper
displaced
outputting
data processing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2965389U
Other languages
Japanese (ja)
Other versions
JPH0736932Y2 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1989029653U priority Critical patent/JPH0736932Y2/en
Publication of JPH02120453U publication Critical patent/JPH02120453U/ja
Application granted granted Critical
Publication of JPH0736932Y2 publication Critical patent/JPH0736932Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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  • Controlling Sheets Or Webs (AREA)

Description

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

第１図は本実施例の給紙装置を示す全体構成図
、第２図は本実施例の給紙装置を示す要部断面図
、第３図は給紙装置の用紙残量検出回路を示す図
、第４図ａ〜ｄは本実施例の給紙装置の動作を示
す図、第５図はセンサ信号の変化を示すタイムチ
ヤート、第６図は従来の用紙残量検知装置を示す
概要図、第７図は従来の用紙の有無を検知する装
置を示す図である。 ８……給紙カセツト、９……底板、１０，１２
……レバー、１０ａ，１２ａ……穴、１０ｂ，１
０ｃ，１２ｂ，１２ｃ……端部、１１……ケーシ
ング、１３……レバー孔、Ｐ……用紙。 Fig. 1 is an overall configuration diagram showing the paper feeding device of this embodiment, Fig. 2 is a sectional view of main parts showing the paper feeding device of this embodiment, and Fig. 3 shows a remaining paper amount detection circuit of the paper feeding device. Figures 4a to 4d are diagrams showing the operation of the paper feeding device of this embodiment, Figure 5 is a time chart showing changes in sensor signals, and Figure 6 is a schematic diagram showing a conventional paper remaining amount detection device. , FIG. 7 is a diagram showing a conventional apparatus for detecting the presence or absence of paper. 8... Paper feed cassette, 9... Bottom plate, 10, 12
... Lever, 10a, 12a ... Hole, 10b, 1
0c, 12b, 12c... end, 11... casing, 13... lever hole, P... paper.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 変位可能に設けられた用紙積載手段と係合し該
用紙積載手段の変位に連動して変位する第１の変
位部材と、前記用紙積載手段に積載された用紙の
最上位位置の用紙と当接し前記積載用紙の変位に
連動して変位する第２の変位部材と、前記第１、
第２の変位部材に設けられ該第１、第２変位部材
間の相対変位量に応じて所定の信号を出力する検
知手段と、該検知手段の出力信号の出力時間から
前記積載用紙の用紙残量を演算するデータ処理手
段と、該データ処理手段による用紙残量演算結果
を報知する報知手段とを有することを特徴とする
用紙残量検出装置。 A first displacement member that engages with a displaceably provided paper stacking means and is displaced in conjunction with the displacement of the paper stacking unit, and comes into contact with the uppermost sheet of paper stacked on the paper stacking unit. a second displacement member that is displaced in conjunction with displacement of the stacked paper;
a detection means provided on the second displacement member for outputting a predetermined signal according to the amount of relative displacement between the first and second displacement members; and a detection means for outputting a predetermined signal according to the relative displacement between the first and second displacement members; What is claimed is: 1. A paper remaining amount detection device comprising: a data processing means for calculating the amount; and a notification means for notifying the result of the paper remaining amount calculation by the data processing means.
JP1989029653U 1989-03-15 1989-03-15 Paper remaining amount detector Expired - Fee Related JPH0736932Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989029653U JPH0736932Y2 (en) 1989-03-15 1989-03-15 Paper remaining amount detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989029653U JPH0736932Y2 (en) 1989-03-15 1989-03-15 Paper remaining amount detector

Publications (2)

Publication Number Publication Date
JPH02120453U true JPH02120453U (en) 1990-09-28
JPH0736932Y2 JPH0736932Y2 (en) 1995-08-23

Family

ID=31254049

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989029653U Expired - Fee Related JPH0736932Y2 (en) 1989-03-15 1989-03-15 Paper remaining amount detector

Country Status (1)

Country Link
JP (1) JPH0736932Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014029403A (en) * 2012-07-31 2014-02-13 Ricoh Co Ltd Lubricant supply device, image forming apparatus, and process cartridge

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63101243A (en) * 1986-10-17 1988-05-06 Canon Inc Out-of-sheet warning device
JPS63117825A (en) * 1986-11-05 1988-05-21 Canon Inc Sheet feeding device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63101243A (en) * 1986-10-17 1988-05-06 Canon Inc Out-of-sheet warning device
JPS63117825A (en) * 1986-11-05 1988-05-21 Canon Inc Sheet feeding device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014029403A (en) * 2012-07-31 2014-02-13 Ricoh Co Ltd Lubricant supply device, image forming apparatus, and process cartridge

Also Published As

Publication number Publication date
JPH0736932Y2 (en) 1995-08-23

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Legal Events

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