GB1464547A - Spring roller for a roller blind - Google Patents
Spring roller for a roller blindInfo
- Publication number
- GB1464547A GB1464547A GB4677773A GB4677773A GB1464547A GB 1464547 A GB1464547 A GB 1464547A GB 4677773 A GB4677773 A GB 4677773A GB 4677773 A GB4677773 A GB 4677773A GB 1464547 A GB1464547 A GB 1464547A
- Authority
- GB
- United Kingdom
- Prior art keywords
- core
- spring
- blocks
- roller
- seat
- 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.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
- E06B9/60—Spring drums operated only by closure members
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
- Blinds (AREA)
Abstract
1464547 Roller blinds ROTALAC CO Ltd 2 Oct 1974 [6 Oct 1973] 46777/73 Heading A4B A spring roller for a roller blind comprises an outer barrel 10 with end blocks 12, an inner core 16 of polygonal cross-section passing through blocks 12 via sleeve bearings 14 rotatable relative to the blocks but not to the core, spring-loaded retractable pins 18 in the core ends, the pin springs 19 seating on seats provided internally of the core, and a main spring 22 acting between said core and one end block for being tensioned during unwinding to effect automatic winding-up. As shown, each seat is provided by a lug 2U punched out of the core wall. Alternatively, each seat may be provided by two or more lugs, a rivet extending through the core, a waisted portion of the core, or core recesses. The spring 22 has one end 23 retained in a recess in one of the blocks 12 and the other end 26 attached to a carriage 27 slideable but non-rotatable on core 16. One sleeve bearing 14 and its block 12 can be locked against relative rotation by a pawl 21 on block 12 engaging with detents 14a on bearing 14. In use, square-sectioned parts 18b of pins 18 seat in square recesses in a window frame etc. to prevent rotation of parts 18, 16, 14, 27.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4677773A GB1464547A (en) | 1974-10-02 | 1974-10-02 | Spring roller for a roller blind |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4677773A GB1464547A (en) | 1974-10-02 | 1974-10-02 | Spring roller for a roller blind |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1464547A true GB1464547A (en) | 1977-02-16 |
Family
ID=10442556
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB4677773A Expired GB1464547A (en) | 1974-10-02 | 1974-10-02 | Spring roller for a roller blind |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1464547A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2310878A (en) * | 1996-03-06 | 1997-09-10 | Harris Bernadette Etheldreda | Idle end support for a roller blind |
GB2313143A (en) * | 1996-05-13 | 1997-11-19 | Louver Lite Ltd | Roller blind mounting |
WO1999004126A1 (en) * | 1997-07-16 | 1999-01-28 | A/S Chr. Fabers Fabriker | Winding mechanism for roller blinds |
DE102017110747A1 (en) * | 2017-05-17 | 2018-11-22 | Roof Systems Germany Gmbh | Spring cassette for a roof blind system of a motor vehicle and assembly for a roof blind system of a motor vehicle |
-
1974
- 1974-10-02 GB GB4677773A patent/GB1464547A/en not_active Expired
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2310878A (en) * | 1996-03-06 | 1997-09-10 | Harris Bernadette Etheldreda | Idle end support for a roller blind |
GB2310878B (en) * | 1996-03-06 | 1999-11-17 | Harris Bernadette Etheldreda | Idle end support for a roller blind |
GB2313143A (en) * | 1996-05-13 | 1997-11-19 | Louver Lite Ltd | Roller blind mounting |
WO1999004126A1 (en) * | 1997-07-16 | 1999-01-28 | A/S Chr. Fabers Fabriker | Winding mechanism for roller blinds |
DE102017110747A1 (en) * | 2017-05-17 | 2018-11-22 | Roof Systems Germany Gmbh | Spring cassette for a roof blind system of a motor vehicle and assembly for a roof blind system of a motor vehicle |
DE102017110747B4 (en) | 2017-05-17 | 2024-07-11 | Roof Systems Germany Gmbh | Spring cassette for a roof blind system of a motor vehicle and assembly for a roof blind system of a motor vehicle |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 19941001 |