DE2631014A1 - Federtrommel zum antreiben eines bandfoermigen teils durch die kraft einer feder - Google Patents

Federtrommel zum antreiben eines bandfoermigen teils durch die kraft einer feder

Info

Publication number
DE2631014A1
DE2631014A1 DE19762631014 DE2631014A DE2631014A1 DE 2631014 A1 DE2631014 A1 DE 2631014A1 DE 19762631014 DE19762631014 DE 19762631014 DE 2631014 A DE2631014 A DE 2631014A DE 2631014 A1 DE2631014 A1 DE 2631014A1
Authority
DE
Germany
Prior art keywords
drum
spring
shaft
helical spring
conical
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
DE19762631014
Other languages
German (de)
English (en)
Inventor
Toshihiro Kondo
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co Ltd
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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Publication of DE2631014A1 publication Critical patent/DE2631014A1/de
Pending legal-status Critical Current

Links

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
  • Springs (AREA)
DE19762631014 1975-07-11 1976-07-09 Federtrommel zum antreiben eines bandfoermigen teils durch die kraft einer feder Pending DE2631014A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1975096545U JPS5214436U (https=) 1975-07-11 1975-07-11

Publications (1)

Publication Number Publication Date
DE2631014A1 true DE2631014A1 (de) 1977-01-13

Family

ID=14168059

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762631014 Pending DE2631014A1 (de) 1975-07-11 1976-07-09 Federtrommel zum antreiben eines bandfoermigen teils durch die kraft einer feder

Country Status (3)

Country Link
US (1) US4030567A (https=)
JP (1) JPS5214436U (https=)
DE (1) DE2631014A1 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5533567Y2 (https=) * 1978-03-02 1980-08-09
DE102006016237B4 (de) 2006-03-31 2018-03-01 Moll System- und Funktionsmöbel GmbH Federspeichervorrichtung sowie Möbel und Verschlussvorrichtung
US8307878B2 (en) 2009-01-14 2012-11-13 Hunter Douglas Inc. Noise dampening motor drive system for retractable covering for architectural openings
NZ603055A (en) 2009-02-09 2014-04-30 Hunter Douglas Ind Bv Spring system for roller blinds
NL1039407C2 (en) 2012-02-27 2013-08-28 Hunter Douglas Ind Bv Architectural covering having a drive mechanism for extending and retracting a covering member between opposite first and second end positions.
EP3218566B1 (en) 2014-11-10 2019-10-02 Hunter Douglas Inc. Covering for an architectural opening including multiple stage spring assembly and method of assembly
US11998483B2 (en) 2019-12-11 2024-06-04 Alcon Inc. Adjustable stiffener for surgical instruments
US11540941B2 (en) 2019-12-11 2023-01-03 Alcon Inc. Adjustable support sleeve for surgical instruments
US12186236B2 (en) 2021-08-26 2025-01-07 Alcon Inc. Adjustable stiffener for surgical instruments
US12527689B2 (en) 2021-10-28 2026-01-20 Alcon Inc. Extendible implement from within a stiffening sleeve and tool body end

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1371149A (en) * 1920-07-28 1921-03-08 Dudek Mark Flexible-wall construction
US1712594A (en) * 1927-08-06 1929-05-14 Harry W Valentine Roller screen
US1792771A (en) * 1929-12-14 1931-02-17 Adlake Co Curtain roller

Also Published As

Publication number Publication date
JPS5214436U (https=) 1977-02-01
US4030567A (en) 1977-06-21

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