Patent US4333510A successfully refreshed from Google Patents.
US4333510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tilt rod support for a Venetian blind
Assignee: SPRINGS WINDOW FASHION DIVISION Inc
•
Filing: 1980-12-29
•
Granted: 1982-06-08
•
Expires: 2000-12-29
Abstract
Abstract A support for mounting a tilt rod in the head rail of a venetian blind, including a bottom wall or base for resting on the bottom wall of a head rail with depending retainer means for snap retaining engagement through the bottom of the head rail, a pair of spaced side or end walls upstanding from the base and having aligned cut-outs extending downwardly for rotatably receiving a tilt rod, and resiliently deflectable projections extending into at least one cut-out for snap passage therebetween and releasable retention thereby of a tilt rod in the associated cut out.
Inventors
- 👤 Mark A. Fox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:11
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/26; E06B9/28; E06B9/30; E06B9/303; E06B9/307; E06B9/32; E06B9/323; E06B9/38
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
167 words
In a venetian blind, a tilt rod support for mounting a tilt rod in a head rail: said tilt rod support being integrally formed of plastic material and comprising a base for resting in a head rail, nether boss means on said base for conformably engaging through the bottom of said head rail, retainer means on said boss means for retaining engagement with the bottom of said head rail, a pair of spaced walls upstanding from said base and terminating at upper edges, said walls each having a cut-out extending downwardly through its upper edge and defining of the adjacent wall portion a pair of upstanding legs, said cut-outs being in general alignment with each other and adapted to rotatably receive a tilt rod, and projections on at least one pair of said legs extending into the upper region of the associated cut-out, said projections and said one pair of legs being resiliently deflectable to snap pass and releasably retain a tilt rod in said associated cut-out.
Claim 2
Dependent Claim
167 words
In a venetian blind, a tilt rod support for mounting a tilt rod in a head rail: said tilt rod support being integrally formed of plastic material and comprising a base for resting in a head rail, nether boss means on said base for conformably engaging through the bottom of said head rail, retainer means on said boss means for retaining engagement with the bottom of said head rail, a pair of spaced walls upstanding from said base and terminating at upper edges, said walls each having a cut-out extending downwardly through its upper edge and defining of the adjacent wall portion a pair of upstanding legs, said cut-outs being in general alignment with each other and adapted to rotatably receive a tilt rod, and projections on at least one pair of said legs extending into the upper region of the associated cut-out, said projections and said one pair of legs being resiliently deflectable to snap pass and releasably retain a tilt rod in said associated cut-out.
Claim 3
Dependent Claim
26 words
A venetian blind according to claim 1, said retaining means comprising retaining fingers for snap engagement through and releasable retaining engagement with the head rail bottom.
Claim 4
Dependent Claim
19 words
A venetian blind according to claim 2, said retaining fingers being located on opposite sides of said boss means.
Claim 5
Dependent Claim
34 words
A venetian blind according to claim 1, in combination with a locating projection upstanding from one of said walls spaced from the associated cut-out for locating engagement with one side of the head rail.
Claim 6
Dependent Claim
40 words
A venetian blind according to claim 1, said boss means and base being formed with a through lift cord opening generally in alignment with said cut-outs and a pair of ladder openings on opposite sides of said lift cord opening.
Claim 7
Dependent Claim
19 words
A venetian blind according to claim 5, said walls having through opening beneath said cut-outs defining lift cord passage-ways.
Claim 8
Dependent Claim
41 words
A venetian blind according to claim 6, said passageways each being formed by an undercut extending inwardly from one side edge of the associated wall beneath the associated cut-out and terminating short of the other side edge of the associated wall.
Claim 9
Dependent Claim
39 words
A venetian blind according to claim 6, in combination with a locating projection upstanding from one of said walls approximate to said other side edge of the respective wall, for locating engagement with one side of the head rail.
Claim 10
Dependent Claim
23 words
A venetian blind according to claim 6, said walls being reinforced in the region of said cut-outs for effectively supporting said tilt rod.
Claim 11
Dependent Claim
42 words
A venetian blind according to claim 9, in combination with depending ridges on the under side of said base in bounding relation with said lift cord and ladder openings, for effectively locating said support and protectively receiving said lift cord and ladder.
Claim 12
Dependent Claim
21 words
A venetian blind according to claim 6, said plastic material being acetal, affording natural lubrication to cords, ladders and tilt rod.
References Cited (Backward Citations)
US2593048A
Cited
US2721609A
Cited
US2809531A
Cited
US2798546A
Cited
US3333905A
Cited
US3447585A
Cited
US3630264A
Cited
US4224974A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-06-07 | 1985-12-07 | 1986-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-06-07 | 1989-12-07 | 1990-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-06-07 | 1993-12-07 | 1994-06-08 | $7700.00 | Window Closed / Lapsed |