US4234032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller blind box
Assignee: DYNA PLASTIK WERKE GmbH
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Filing: 1978-12-20
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Granted: 1980-11-18
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Expires: 1998-12-20
Abstract
Abstract A roller blind box includes four longitudinal walls and two face walls interconnecting the longitudinal walls. The face walls support a roller blind shaft and are connected via detachably carried guide members to the lateral roller blind guides. Each face wall is formed symmetrical in relationship to a vertical plane passing through the axis of the roller blind shaft. At each of the lower corners of each face wall there is an insertion opening for receiving a respective guide member.
Inventors
- 👤 Gerd Stark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:01
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/02; E06B9/08; E06B9/11; E06B9/17; E06B9/174
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
159 words
A roller blind box comprising four longitudinal walls; two face walls each having four strips projecting from one side thereof, one of said four strips being a lower strip, said two face walls being inserted between said longitudinal walls and kept in contact with said longitudinal walls by said four strips projecting from said one side of each said face wall; a respective spigot projecting from said one side of each said face wall for supporting a roller blind shaft having an axis, said face walls being symmetrical with respect to a vertical central plane substantially perpendicular to and containing the axis of the roller blind shaft; lateral roller blind guide rails and releasable guide members, said face walls being connected to said lateral roller blind guide rails via said releasable guide members; and an insert opening in said lower strip of each said face wall in vicinity of corners for receiving a respective one of said guide members.
Claim 2
Dependent Claim
159 words
A roller blind box comprising four longitudinal walls; two face walls each having four strips projecting from one side thereof, one of said four strips being a lower strip, said two face walls being inserted between said longitudinal walls and kept in contact with said longitudinal walls by said four strips projecting from said one side of each said face wall; a respective spigot projecting from said one side of each said face wall for supporting a roller blind shaft having an axis, said face walls being symmetrical with respect to a vertical central plane substantially perpendicular to and containing the axis of the roller blind shaft; lateral roller blind guide rails and releasable guide members, said face walls being connected to said lateral roller blind guide rails via said releasable guide members; and an insert opening in said lower strip of each said face wall in vicinity of corners for receiving a respective one of said guide members.
Claim 3
Dependent Claim
39 words
A roller blind box, as set forth in claim 1, wherein each said insert opening is polygonal in shape and merges into a respect insert duct which is closed at its end remote from its associated said insert opening.
Claim 4
Dependent Claim
26 words
A roller blind box as set forth in claim 1, wherein said strips have a width exceeding the width of a face wall roller blind belt.
Claim 5
Dependent Claim
50 words
A roller blind box as set forth is claim 3, wherein said strips of each said face wall have next to associated said insert openings and recesses for the passage of a roller blind belt recesses for passage of a rod of a rotary drive for the roller blind shaft.
Claim 6
Dependent Claim
48 words
A roller blind box as set forth in claim 1, wherein each said guide member includes an insert arbor which in cross-section corresponds to the shape and size of a corresponding said insert opening and an entry guide positioned adjacent to an external end of said insert arbor.
Claim 7
Dependent Claim
27 words
A roller blind box as set forth in claim 5, including tabs projecting from said entry guide, said tabs being introducible into said roller blind guide rails.
Claim 8
Dependent Claim
59 words
A roller blind box as set forth in claim 1, wherein said face walls are covered by plates which have a passage opening for said roller blind shaft, said roller blind shaft having a cylindrical end portion and wherein an annular gap is provided between said end portion and said passage opening has its edge closed by a seal.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-11-18 | 1984-05-19 | 1984-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-11-18 | 1988-05-19 | 1988-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-11-18 | 1992-05-19 | 1992-11-18 | $7700.00 | Window Closed / Lapsed |