Patent US4120551A successfully refreshed from Google Patents.
US4120551A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interlocking drawer assembly
Assignee: Krieg and Zivy Ind
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Filing: 1976-10-26
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Granted: 1978-10-17
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Expires: 1996-10-26
Abstract
Abstract A kit of parts for assembly into a drawer comprises a bottom panel, two side panels, a back panel, and a front panel, and assembly means adapted to connect the panels in pairs. The assembly means comprise a male attaching part on one panel and a female attaching part adapted to receive the male attaching part on another panel, and the panels and the attaching parts are suitably moulded from synthetic plastics material.
Inventors
- 👤 Lucien Joseph Godtschalck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:34
CPC Classifications
F; F16; F16B; F16B12/00; F16B12/44; F16B12/46; A; A47; A47B; A47B88/00; A47B88/90; A47B88/941
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
237 words
A readily mountable drawer comprising a bottom panel, two side panels, a front panel and a back panel, pairs of complementary positive detent means integrally formed in one piece with respective juxtaposed panels for hand assembling said drawer by substantially exclusively unidirectional relative displacement of said juxtaposed panels until they are locked in place relative to one another, each of said panels being connected to an adjacent one of said panels by an interlocking connection including an elongated male strip generally lying in a plane and a similarly elongated female part defining an elongated groove, and said detent means including each male strip being at least partially discontinuous in a transverse direction to define a pair of independent hooks, each hook lying generally coplanar with the remainder of said male strip and having a free portion lying along a free edge of said male strip, and each hook free portion having on one surface thereof a transverse detent projecting normal to said plane, said female part having a notch opening from the interior of said groove and receiving each detent, and the opposite surface of each hook free portion having a relieved part extending transversely away from said free edge beyond said detent to permit flexing of said hook free portion relative to the remainder of said hook and passage of said hook free portion into said groove together with entry of said detent into said notch.
Claim 2
Dependent Claim
237 words
A readily mountable drawer comprising a bottom panel, two side panels, a front panel and a back panel, pairs of complementary positive detent means integrally formed in one piece with respective juxtaposed panels for hand assembling said drawer by substantially exclusively unidirectional relative displacement of said juxtaposed panels until they are locked in place relative to one another, each of said panels being connected to an adjacent one of said panels by an interlocking connection including an elongated male strip generally lying in a plane and a similarly elongated female part defining an elongated groove, and said detent means including each male strip being at least partially discontinuous in a transverse direction to define a pair of independent hooks, each hook lying generally coplanar with the remainder of said male strip and having a free portion lying along a free edge of said male strip, and each hook free portion having on one surface thereof a transverse detent projecting normal to said plane, said female part having a notch opening from the interior of said groove and receiving each detent, and the opposite surface of each hook free portion having a relieved part extending transversely away from said free edge beyond said detent to permit flexing of said hook free portion relative to the remainder of said hook and passage of said hook free portion into said groove together with entry of said detent into said notch.
Claim 3
Dependent Claim
58 words
A drawer according to claim 1, wherein at least one of said panels has a guiding lip fixed thereto adjacent its male strip and extending in spaced from and parallel relation to the respective male strip to sandwich a portion of a corresponding one of said female attaching parts between said guiding lip and its associated male strip.
Claim 4
Dependent Claim
37 words
A drawer according to claim 1, wherein said pairs of detent means are provided between said bottom panel and the other of said panels as well as between the side panels and the front and back panels.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-10-16 | 1982-04-17 | 1982-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-10-16 | 1986-04-17 | 1986-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-10-16 | 1990-04-17 | 1990-10-17 | $7700.00 | Window Closed / Lapsed |