JPS51142314A - Shutter blade opening and closing device in an electric shuttering app aratus - Google Patents

Shutter blade opening and closing device in an electric shuttering app aratus

Info

Publication number
JPS51142314A
JPS51142314A JP51062798A JP6279876A JPS51142314A JP S51142314 A JPS51142314 A JP S51142314A JP 51062798 A JP51062798 A JP 51062798A JP 6279876 A JP6279876 A JP 6279876A JP S51142314 A JPS51142314 A JP S51142314A
Authority
JP
Japan
Prior art keywords
shuttering
electric
closing device
shutter blade
blade opening
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.)
Granted
Application number
JP51062798A
Other languages
Japanese (ja)
Other versions
JPS5337740B2 (en
Inventor
Yoshitaka Shimizu
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.)
Nidec Precision Corp
Original Assignee
Nidec Copal Corp
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 Nidec Copal Corp filed Critical Nidec Copal Corp
Priority to JP51062798A priority Critical patent/JPS51142314A/en
Publication of JPS51142314A publication Critical patent/JPS51142314A/en
Publication of JPS5337740B2 publication Critical patent/JPS5337740B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Exposure Control For Cameras (AREA)
  • Shutters For Cameras (AREA)
  • Shutter-Related Mechanisms (AREA)

Abstract

PURPOSE: To enable opening and closing of shutter blades with a proper exposure time in response to a shutter release operation even if power source battery has been exthausted.
COPYRIGHT: (C)1976,JPO&Japio
JP51062798A 1976-05-29 1976-05-29 Shutter blade opening and closing device in an electric shuttering app aratus Granted JPS51142314A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51062798A JPS51142314A (en) 1976-05-29 1976-05-29 Shutter blade opening and closing device in an electric shuttering app aratus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51062798A JPS51142314A (en) 1976-05-29 1976-05-29 Shutter blade opening and closing device in an electric shuttering app aratus

Publications (2)

Publication Number Publication Date
JPS51142314A true JPS51142314A (en) 1976-12-07
JPS5337740B2 JPS5337740B2 (en) 1978-10-11

Family

ID=13210718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51062798A Granted JPS51142314A (en) 1976-05-29 1976-05-29 Shutter blade opening and closing device in an electric shuttering app aratus

Country Status (1)

Country Link
JP (1) JPS51142314A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54101320A (en) * 1978-01-27 1979-08-09 Asahi Optical Co Ltd Retrofocus wide angle photographic lens

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54101320A (en) * 1978-01-27 1979-08-09 Asahi Optical Co Ltd Retrofocus wide angle photographic lens
JPS593725B2 (en) * 1978-01-27 1984-01-25 旭光学工業株式会社 Retrofocus wide-angle photographic lens

Also Published As

Publication number Publication date
JPS5337740B2 (en) 1978-10-11

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