JPS56136735A - Paper feeder - Google Patents

Paper feeder

Info

Publication number
JPS56136735A
JPS56136735A JP3839380A JP3839380A JPS56136735A JP S56136735 A JPS56136735 A JP S56136735A JP 3839380 A JP3839380 A JP 3839380A JP 3839380 A JP3839380 A JP 3839380A JP S56136735 A JPS56136735 A JP S56136735A
Authority
JP
Japan
Prior art keywords
light
paper
receiving element
laminated paper
carrying table
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.)
Pending
Application number
JP3839380A
Other languages
Japanese (ja)
Inventor
Kazuo Kawakubo
Hidetoshi Tanaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
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 by Canon Inc filed Critical Canon Inc
Priority to JP3839380A priority Critical patent/JPS56136735A/en
Publication of JPS56136735A publication Critical patent/JPS56136735A/en
Pending legal-status Critical Current

Links

Landscapes

  • Sheets, Magazines, And Separation Thereof (AREA)

Abstract

PURPOSE: To eliminate the need for the member contacted with the upper portion of the laminated paper and permit a smooth paper feed by employing photoelectric elements for maintaining the uppermost level of the laminated paper constant, said paper being placed on the carrying table vertically movably provided in the machine main body.
CONSTITUTION: Paper 2 is placed on a carrying table 1 vertically movably provided in the main body of a machine such as a copying machine, and provided are light-emitting element 12 which applies light to the side surface of said laminated paper 2, adjacent to the position of the uppermost portion thereof, and a light-receiving element 13 which detects the light reflected from the side surface of the laminated paper 2. Thereby, the change in the height of the uppermost position of the laminated paper 2 is detected by means of the light-receiving element 13, and the signal therefrom is sent to a driving unit 3 so that the carrying table 1 is automatically raised. In other words, when the paper 2 has been successively delivered and the height of the uppermost level of the laminate has become so low that the reflected light is no more detected by the light-receiving element 13, a wormwheel 6 is rotated by means of a motor 4 according to the signal from the light-receiving element 13 so that the carrying table 1 is raised to the position where the light- receiving element 13 can detect the reflected light as before.
COPYRIGHT: (C)1981,JPO&Japio
JP3839380A 1980-03-26 1980-03-26 Paper feeder Pending JPS56136735A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3839380A JPS56136735A (en) 1980-03-26 1980-03-26 Paper feeder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3839380A JPS56136735A (en) 1980-03-26 1980-03-26 Paper feeder

Publications (1)

Publication Number Publication Date
JPS56136735A true JPS56136735A (en) 1981-10-26

Family

ID=12524033

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3839380A Pending JPS56136735A (en) 1980-03-26 1980-03-26 Paper feeder

Country Status (1)

Country Link
JP (1) JPS56136735A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58127037U (en) * 1982-02-23 1983-08-29 株式会社大阪クリップ Layered parts supply device
JPS58147927U (en) * 1982-03-31 1983-10-04 株式会社東芝 Sheet material feeder device
JPS6077193U (en) * 1983-11-01 1985-05-29 有明工業株式会社 Cone paper stocker on speaker production line
JP2014185025A (en) * 2013-03-25 2014-10-02 Dainippon Printing Co Ltd Gathering system and method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58127037U (en) * 1982-02-23 1983-08-29 株式会社大阪クリップ Layered parts supply device
JPS58147927U (en) * 1982-03-31 1983-10-04 株式会社東芝 Sheet material feeder device
JPS6139708Y2 (en) * 1982-03-31 1986-11-13
JPS6077193U (en) * 1983-11-01 1985-05-29 有明工業株式会社 Cone paper stocker on speaker production line
JP2014185025A (en) * 2013-03-25 2014-10-02 Dainippon Printing Co Ltd Gathering system and method

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