JPH0387797U - - Google Patents

Info

Publication number
JPH0387797U
JPH0387797U JP14769089U JP14769089U JPH0387797U JP H0387797 U JPH0387797 U JP H0387797U JP 14769089 U JP14769089 U JP 14769089U JP 14769089 U JP14769089 U JP 14769089U JP H0387797 U JPH0387797 U JP H0387797U
Authority
JP
Japan
Prior art keywords
shutter
spring
balance
moment
shutter curtain
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
JP14769089U
Other languages
English (en)
Japanese (ja)
Other versions
JP2517188Y2 (ja
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 filed Critical
Priority to JP1989147690U priority Critical patent/JP2517188Y2/ja
Publication of JPH0387797U publication Critical patent/JPH0387797U/ja
Application granted granted Critical
Publication of JP2517188Y2 publication Critical patent/JP2517188Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
JP1989147690U 1989-12-25 1989-12-25 バランスシャッター操作力軽減装置 Expired - Lifetime JP2517188Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989147690U JP2517188Y2 (ja) 1989-12-25 1989-12-25 バランスシャッター操作力軽減装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989147690U JP2517188Y2 (ja) 1989-12-25 1989-12-25 バランスシャッター操作力軽減装置

Publications (2)

Publication Number Publication Date
JPH0387797U true JPH0387797U (cs) 1991-09-06
JP2517188Y2 JP2517188Y2 (ja) 1996-11-13

Family

ID=31694194

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989147690U Expired - Lifetime JP2517188Y2 (ja) 1989-12-25 1989-12-25 バランスシャッター操作力軽減装置

Country Status (1)

Country Link
JP (1) JP2517188Y2 (cs)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5597097U (cs) * 1978-12-28 1980-07-05

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5597097U (cs) * 1978-12-28 1980-07-05

Also Published As

Publication number Publication date
JP2517188Y2 (ja) 1996-11-13

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