JPS644717A - Photointerrupter - Google Patents

Photointerrupter

Info

Publication number
JPS644717A
JPS644717A JP15974787A JP15974787A JPS644717A JP S644717 A JPS644717 A JP S644717A JP 15974787 A JP15974787 A JP 15974787A JP 15974787 A JP15974787 A JP 15974787A JP S644717 A JPS644717 A JP S644717A
Authority
JP
Japan
Prior art keywords
light shielding
shielding plate
obliquely
cutting
progressing direction
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
JP15974787A
Other languages
English (en)
Inventor
Masayuki Togawa
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 Electronics Inc
Original Assignee
Canon Electronics 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 Electronics Inc filed Critical Canon Electronics Inc
Priority to JP15974787A priority Critical patent/JPS644717A/ja
Publication of JPS644717A publication Critical patent/JPS644717A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Mechanical Light Control Or Optical Switches (AREA)
JP15974787A 1987-06-29 1987-06-29 Photointerrupter Pending JPS644717A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15974787A JPS644717A (en) 1987-06-29 1987-06-29 Photointerrupter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15974787A JPS644717A (en) 1987-06-29 1987-06-29 Photointerrupter

Publications (1)

Publication Number Publication Date
JPS644717A true JPS644717A (en) 1989-01-09

Family

ID=15700385

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15974787A Pending JPS644717A (en) 1987-06-29 1987-06-29 Photointerrupter

Country Status (1)

Country Link
JP (1) JPS644717A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007031969A (ja) * 2005-07-22 2007-02-08 Asahi Kasei Homes Kk 下地補強材取付金物
JP2009153326A (ja) * 2007-12-21 2009-07-09 Sekisui House Ltd 配線具、及び該配線具を用いた天井貫通部の施工方法
US8176899B2 (en) * 2005-06-14 2012-05-15 Dong Jae Lee Device for accelerating combustion of liquid fuel and system for accelerating combustion of liquid fuel for internal combustion engine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8176899B2 (en) * 2005-06-14 2012-05-15 Dong Jae Lee Device for accelerating combustion of liquid fuel and system for accelerating combustion of liquid fuel for internal combustion engine
JP2007031969A (ja) * 2005-07-22 2007-02-08 Asahi Kasei Homes Kk 下地補強材取付金物
JP2009153326A (ja) * 2007-12-21 2009-07-09 Sekisui House Ltd 配線具、及び該配線具を用いた天井貫通部の施工方法

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