CH625352A5 - - Google Patents

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Info

Publication number: CH625352A5
Authority: CH; Switzerland
Prior art keywords: spring; curtain; roller; rollers; curtains
Prior art date: 1978-10-19

Application number

CH1080878A

Other languages

English (en)

French (fr)

Inventor

Roger Durand

Original Assignee

Pignons Sa

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.)

1978-10-19

Filing date

1978-10-19

Publication date

1981-09-15

1978-10-19 Application filed by Pignons Sa filed Critical Pignons Sa

1978-10-19 Priority to CH1080878A priority Critical patent/CH625352A5/fr

1979-10-04 Priority to GB7934558A priority patent/GB2033097B/en

1979-10-11 Priority to US06/083,614 priority patent/US4295725A/en

1979-10-12 Priority to DE19792941522 priority patent/DE2941522A1/de

1979-10-15 Priority to DD79216231A priority patent/DD146662A5/de

1979-10-18 Priority to SE7908641A priority patent/SE7908641L/

1979-10-18 Priority to FR7925933A priority patent/FR2439413A1/fr

1979-10-18 Priority to JP13472879A priority patent/JPS5555323A/ja

1981-09-15 Publication of CH625352A5 publication Critical patent/CH625352A5/fr

Links

238000004804 winding Methods 0.000 claims description 5
230000008878 coupling Effects 0.000 claims description 4
238000010168 coupling process Methods 0.000 claims description 4
238000005859 coupling reaction Methods 0.000 claims description 4
239000000463 material Substances 0.000 claims description 4
229920002994 synthetic fiber Polymers 0.000 claims description 4
230000001133 acceleration Effects 0.000 claims 1
230000001627 detrimental effect Effects 0.000 claims 1
230000002787 reinforcement Effects 0.000 claims 1
238000006073 displacement reaction Methods 0.000 description 3
229920002799 BoPET Polymers 0.000 description 2
239000005041 Mylar™ Substances 0.000 description 2
238000010276 construction Methods 0.000 description 1
230000007423 decrease Effects 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
230000003071 parasitic effect Effects 0.000 description 1
230000010287 polarization Effects 0.000 description 1
-1 polyethylene terephthalate Polymers 0.000 description 1
229920000139 polyethylene terephthalate Polymers 0.000 description 1
239000005020 polyethylene terephthalate Substances 0.000 description 1
230000000717 retained effect Effects 0.000 description 1

Classifications

- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/08—Shutters
- G03B9/28—Roller blind or flexible plate
- G03B9/32—Double blind
- G03B9/34—Double blind with adjustable slot; with mechanism controlling relative movement of blinds to form slot

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Shutters For Cameras (AREA)
Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Curtains And Furnishings For Windows Or Doors (AREA)

CH1080878A 1978-10-19 1978-10-19 CH625352A5 (de)

Priority Applications (8)

Application Number	Priority Date	Filing Date	Title
CH1080878A CH625352A5 (de)	1978-10-19	1978-10-19
GB7934558A GB2033097B (en)	1978-10-19	1979-10-04	Camera shutter
US06/083,614 US4295725A (en)	1978-10-19	1979-10-11	Photographic shutter
DE19792941522 DE2941522A1 (de)	1978-10-19	1979-10-12	Schlitzverschluss fuer fotoapparate
DD79216231A DD146662A5 (de)	1978-10-19	1979-10-15	Schlitzverschluss fuer fotoapparate
SE7908641A SE7908641L (sv)	1978-10-19	1979-10-18	Ridaslutare for kameror
FR7925933A FR2439413A1 (fr)	1978-10-19	1979-10-18	Obturateur photographique a rideaux
JP13472879A JPS5555323A (en)	1978-10-19	1979-10-18	Photograph shutter

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH1080878A CH625352A5 (de)	1978-10-19	1978-10-19

Publications (1)

Publication Number	Publication Date
CH625352A5 true CH625352A5 (de)	1981-09-15

Family

ID=4367080

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH1080878A CH625352A5 (de)	1978-10-19	1978-10-19

Country Status (8)

Country	Link
US (1)	US4295725A (de)
JP (1)	JPS5555323A (de)
CH (1)	CH625352A5 (de)
DD (1)	DD146662A5 (de)
DE (1)	DE2941522A1 (de)
FR (1)	FR2439413A1 (de)
GB (1)	GB2033097B (de)
SE (1)	SE7908641L (de)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE90399C (de) *
DE1964694B2 (de) *	1968-12-28	1974-04-18	Canon K.K., Tokio	Kamera Verschluß mit elektronischer Zeitbildungseinrichtung
SE348059B (de) *	1970-05-06	1972-08-21	Hasselblad
US3739704A (en) *	1970-11-09	1973-06-19	Minolta Camera Kk	Focal plane shutter control mechanism for a photographic shutter
JPS51134431U (de) *	1975-04-19	1976-10-29
JPS5210125A (en) *	1975-07-15	1977-01-26	Kyocera Corp	Focal plane shutter
JPS5263328A (en) *	1975-11-20	1977-05-25	Fuji Photo Optical Co Ltd	Start position adjustable device for focal plane shutter curtain
US4109265A (en) *	1975-12-25	1978-08-22	Olympus Optical Company Ltd.	Focal plane shutter

1978
- 1978-10-19 CH CH1080878A patent/CH625352A5/fr not_active IP Right Cessation
1979
- 1979-10-04 GB GB7934558A patent/GB2033097B/en not_active Expired
- 1979-10-11 US US06/083,614 patent/US4295725A/en not_active Expired - Lifetime
- 1979-10-12 DE DE19792941522 patent/DE2941522A1/de not_active Withdrawn
- 1979-10-15 DD DD79216231A patent/DD146662A5/de unknown
- 1979-10-18 JP JP13472879A patent/JPS5555323A/ja active Pending
- 1979-10-18 SE SE7908641A patent/SE7908641L/ not_active Application Discontinuation
- 1979-10-18 FR FR7925933A patent/FR2439413A1/fr not_active Withdrawn

Also Published As

Publication number	Publication date
US4295725A (en)	1981-10-20
DD146662A5 (de)	1981-02-18
DE2941522A1 (de)	1980-04-30
JPS5555323A (en)	1980-04-23
GB2033097A (en)	1980-05-14
GB2033097B (en)	1982-11-10
SE7908641L (sv)	1980-04-20
FR2439413A1 (fr)	1980-05-16

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Legal Events

Date	Code	Title	Description
1983-06-30	PL	Patent ceased