Patent US4235406A successfully refreshed from Google Patents.
US4235406A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Support bracket for a venetian blind
Assignee: Hunter Douglas International NV
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Filing: 1978-11-22
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Granted: 1980-11-25
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Expires: 1998-11-22
Abstract
Abstract A support bracket for a venetian blind headrail, intended to be mounted intermediate the ends of the headrail, in which a rear wall has a top wall extending forwardly therefrom with a hook member at the front engageable under the front rim of the headrail. The rear of the headrail rests on a bottom wall and a downward projection from the top wall lies immediately in front of the rim of the rear flange of the headrail to prevent forward movement of the headrail, the rear surface of the projection being located rearwardly of the front of the bottom wall.
Inventors
- 👤 Francis Vecchiarelli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:17
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/26; E06B9/28; E06B9/30; E06B9/32; E06B9/323; Y; Y10; Y10S; Y10S160/00; Y10S160/902
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
49 words
A support bracket for a venetian blind headrail which is of generally channel-shaped cross-section, formed of a lower web and front and rear flanges, and having an inturned rim at the upper free edges of the front and rear flanges, said bracket comprising, in combination: (a) a rear wall;
Claim 2
Dependent Claim
49 words
A support bracket for a venetian blind headrail which is of generally channel-shaped cross-section, formed of a lower web and front and rear flanges, and having an inturned rim at the upper free edges of the front and rear flanges, said bracket comprising, in combination: (a) a rear wall;
Claim 3
Dependent Claim
126 words
(b) a bottom wall extending forwardly from the rear wall; (c) a top wall extending forwardly from the rear wall to overlie a portion of a headrail supported on the bottom wall; (d) a hook member at the front end of the top wall, said hook member being engageable in the rim of the front flange of the headrail; (e) a downward projection from the top wall positioned to lie immediately in front of the rim of the rear flange of the headrail to prevent forward movement of a headrail in position on the bracket, the rear surface of the projection being located rearwardly of the front edge of the bottom wall; and (f) said bottom wall supporting the weight of the headrail when in use.
Claim 4
Dependent Claim
126 words
(b) a bottom wall extending forwardly from the rear wall; (c) a top wall extending forwardly from the rear wall to overlie a portion of a headrail supported on the bottom wall; (d) a hook member at the front end of the top wall, said hook member being engageable in the rim of the front flange of the headrail; (e) a downward projection from the top wall positioned to lie immediately in front of the rim of the rear flange of the headrail to prevent forward movement of a headrail in position on the bracket, the rear surface of the projection being located rearwardly of the front edge of the bottom wall; and (f) said bottom wall supporting the weight of the headrail when in use.
Claim 5
Dependent Claim
26 words
A support bracket as claimed in claim 1, or claim 3 wherein said downward projection is formed as a tab stamped out of the top wall.
Claim 6
Dependent Claim
19 words
A support bracket as claimed in claim 1, in which said bracket is free of any movable latching element.
References Cited (Backward Citations)
US1553132A
Cited
US1805611A
Cited
US1822890A
Cited
US1845857A
Cited
US1917416A
Cited
US2367322A
Cited
US2698727A
Cited
US2808222A
Cited
GB915588A
Cited
US3169006A
Cited
GB1014927A
Cited
US4141525A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-11-25 | 1984-05-26 | 1984-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-11-25 | 1988-05-26 | 1988-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-11-25 | 1992-05-26 | 1992-11-25 | $7700.00 | Window Closed / Lapsed |