JPS5429662A - Original reading mechanism - Google Patents
Original reading mechanismInfo
- Publication number
- JPS5429662A JPS5429662A JP9539477A JP9539477A JPS5429662A JP S5429662 A JPS5429662 A JP S5429662A JP 9539477 A JP9539477 A JP 9539477A JP 9539477 A JP9539477 A JP 9539477A JP S5429662 A JPS5429662 A JP S5429662A
- Authority
- JP
- Japan
- Prior art keywords
- original reading
- reading mechanism
- simplification
- prevention
- construction
- 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 achieve the prevention of dust deposition on reflecting face and the simplification of construction by making use of the total reflection with a triangle prism.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9539477A JPS5429662A (en) | 1977-08-09 | 1977-08-09 | Original reading mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9539477A JPS5429662A (en) | 1977-08-09 | 1977-08-09 | Original reading mechanism |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5429662A true JPS5429662A (en) | 1979-03-05 |
Family
ID=14136424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9539477A Pending JPS5429662A (en) | 1977-08-09 | 1977-08-09 | Original reading mechanism |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5429662A (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1407353A (en) * | 1972-02-22 | 1975-09-24 | Genevoise Instr Physique | Method of reading a precision rule and measuring apparatus |
-
1977
- 1977-08-09 JP JP9539477A patent/JPS5429662A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1407353A (en) * | 1972-02-22 | 1975-09-24 | Genevoise Instr Physique | Method of reading a precision rule and measuring apparatus |
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