JPS5677861A - Automatic mask device for copying machine - Google Patents
Automatic mask device for copying machineInfo
- Publication number
- JPS5677861A JPS5677861A JP15507179A JP15507179A JPS5677861A JP S5677861 A JPS5677861 A JP S5677861A JP 15507179 A JP15507179 A JP 15507179A JP 15507179 A JP15507179 A JP 15507179A JP S5677861 A JPS5677861 A JP S5677861A
- Authority
- JP
- Japan
- Prior art keywords
- original
- mask plate
- copying machine
- width
- glass
- 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
Links
Abstract
PURPOSE: To eliminate the need for original pressing plate and prevent the peripheral part of a copy from blackening by automatically masking the part on the under surface side of contact glass other than the part corresponding to the original surface.
CONSTITUTION: The 1st mask plate 5 having width more than the width of contact glass 3 which is the original platen of a copying machine 4 is provided to the under surface of said glass in such a manner as to move in an arrow X direction; in addition, the 2nd mask plate 6 having a width more than the length of the glass 3 is provided in such a manner as to move in an arrow Y direction. The leading end of the 1st mask plate 5 moves from the home position HPx on the outer side of an A3 size mark up to the position of the end edge 1a of an original 1, and stops. The leading end of the 2nd mask plate 6 moves from the home position HPy on the outer side of an A3 size mark up to the position of the end edge 1b of the original 1.
COPYRIGHT: (C)1981,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15507179A JPS5677861A (en) | 1979-11-30 | 1979-11-30 | Automatic mask device for copying machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15507179A JPS5677861A (en) | 1979-11-30 | 1979-11-30 | Automatic mask device for copying machine |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5677861A true JPS5677861A (en) | 1981-06-26 |
Family
ID=15598013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15507179A Pending JPS5677861A (en) | 1979-11-30 | 1979-11-30 | Automatic mask device for copying machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5677861A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6016141U (en) * | 1983-07-11 | 1985-02-02 | コニカ株式会社 | Copy machine |
JPS6028645A (en) * | 1983-07-28 | 1985-02-13 | Fuji Xerox Co Ltd | Exposure region controller of copying machine |
JPS6052843A (en) * | 1983-09-02 | 1985-03-26 | Fuji Xerox Co Ltd | Device for shielding original scanning light |
JPS6126037A (en) * | 1984-07-17 | 1986-02-05 | Fuji Xerox Co Ltd | Automatic light shielding device of copying machine |
-
1979
- 1979-11-30 JP JP15507179A patent/JPS5677861A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6016141U (en) * | 1983-07-11 | 1985-02-02 | コニカ株式会社 | Copy machine |
JPS6028645A (en) * | 1983-07-28 | 1985-02-13 | Fuji Xerox Co Ltd | Exposure region controller of copying machine |
JPS6052843A (en) * | 1983-09-02 | 1985-03-26 | Fuji Xerox Co Ltd | Device for shielding original scanning light |
JPH044588B2 (en) * | 1983-09-02 | 1992-01-28 | ||
JPS6126037A (en) * | 1984-07-17 | 1986-02-05 | Fuji Xerox Co Ltd | Automatic light shielding device of copying machine |
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