JPS53109634A - Leakage light shield device of copiers - Google Patents

Leakage light shield device of copiers

Info

Publication number
JPS53109634A
JPS53109634A JP2397477A JP2397477A JPS53109634A JP S53109634 A JPS53109634 A JP S53109634A JP 2397477 A JP2397477 A JP 2397477A JP 2397477 A JP2397477 A JP 2397477A JP S53109634 A JPS53109634 A JP S53109634A
Authority
JP
Japan
Prior art keywords
copiers
light shield
shield device
leakage light
lighting
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
JP2397477A
Other languages
Japanese (ja)
Inventor
Kazuo Aramaki
Satoru Inoue
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP2397477A priority Critical patent/JPS53109634A/en
Publication of JPS53109634A publication Critical patent/JPS53109634A/en
Pending legal-status Critical Current

Links

Landscapes

  • Optical Systems Of Projection Type Copiers (AREA)

Abstract

PURPOSE: To achieve the evasion of the occurrence of problems such as the decreased constrast of a copier having plural lighting devices, etc. by providing a shield member in contact with contact glass between each lighting and exposing optical system to cut off the incidence of light from other lighting device.
COPYRIGHT: (C)1978,JPO&Japio
JP2397477A 1977-03-07 1977-03-07 Leakage light shield device of copiers Pending JPS53109634A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2397477A JPS53109634A (en) 1977-03-07 1977-03-07 Leakage light shield device of copiers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2397477A JPS53109634A (en) 1977-03-07 1977-03-07 Leakage light shield device of copiers

Publications (1)

Publication Number Publication Date
JPS53109634A true JPS53109634A (en) 1978-09-25

Family

ID=12125514

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2397477A Pending JPS53109634A (en) 1977-03-07 1977-03-07 Leakage light shield device of copiers

Country Status (1)

Country Link
JP (1) JPS53109634A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005091601A (en) * 2003-09-16 2005-04-07 Minolta Co Ltd Image reading optical device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005091601A (en) * 2003-09-16 2005-04-07 Minolta Co Ltd Image reading optical device

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