US4057303A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drawer guide
Assignee: Julius Blum GmbH
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Filing: 1976-05-20
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Granted: 1977-11-08
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Expires: 1996-05-20
Abstract
Abstract A drawer guide assembly employing a support rail with a guide rail assembly on each side of a drawer. The guide rail cooperates with rollers disposed on a carrier operable in cooperation with the guide rail assembly. An additional roller coacts with the carrier to provide favorable load characteristics for the drawer.
Inventors
- 👤 Erich Rock
- 👤 Bernhard Mages
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:14
CPC Classifications
A; A47; A47B; A47B88/00; A47B88/40; A47B88/49; A47B88/493; A47B2210/00; A47B2210/0002; A47B2210/0029; A47B2210/0043; A47B2210/0051; A47B2210/0059
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
89 words
A drawer guide assembly for a drawer positionable in a structure employing support rail means disposed on each side of said structure in cooperative working relation with guide rail means positioned on each side of the drawer, said quide assembly including: roller means carried in a floating roller carrier means being operable with respect to the said guide assembly, said roller carrier means having additional roller means co-acting with said guide assembly and in tandem arrangement to said roller means to thereby increase the load characteristics of said drawer.
Claim 2
Dependent Claim
89 words
A drawer guide assembly for a drawer positionable in a structure employing support rail means disposed on each side of said structure in cooperative working relation with guide rail means positioned on each side of the drawer, said quide assembly including: roller means carried in a floating roller carrier means being operable with respect to the said guide assembly, said roller carrier means having additional roller means co-acting with said guide assembly and in tandem arrangement to said roller means to thereby increase the load characteristics of said drawer.
Claim 3
Dependent Claim
58 words
A drawer guide assembly according to claim 1, wherein: said roller carrier means is engageable with upper and lower elements defining said guide assembly and being provided with stop means which engages recess means in said lower element of said guide assembly when the drawer is pulled out, thereby simultaneously restraining said roller carrier means from unwanted movement.
Claim 4
Dependent Claim
15 words
A drawer guide assembly according to claim 2, wherein: said stop means is a nose.
Claim 5
Dependent Claim
16 words
A drawer guide assembly according to claim 2, wherein: said recess means is a punched hole.
Claim 6
Dependent Claim
36 words
A drawer guide assembly according to claim 2 wherein: spring element means being disposed on the roller carrier means opposite said stop means at a point corresponding to a second stop means of said guide assembly.
Claim 7
Dependent Claim
19 words
A drawer guide assembly according to claim 5, wherein said spring element means is defined by a spring flap.
Claim 8
Dependent Claim
26 words
A drawer guide assembly according to claim 5 wherein: said spring element means and said roller carrier means are formed of one piece by injection molding.
Claim 9
Dependent Claim
47 words
A drawer guide assembly according to claim 1, wherein: roller means and said additional roller means being in tandem arrangement with respect to one another and have a recess on at least one side of a hub for engagement with engagement means of said roller carrier means.
Claim 10
Dependent Claim
53 words
A drawer guide assembly according to claim 8 wherein: clearance is provided between said recess means and said engagement means to enable at least one roller of said roller means and one roller of said additional roller means in tandem relationship with one another, to co-act in the presence of a vertical clearance.
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) | 1980-11-07 | 1981-05-09 | 1981-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-11-07 | 1985-05-09 | 1985-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-11-07 | 1989-05-09 | 1989-11-08 | $7700.00 | Window Closed / Lapsed |