Patent US4664548A successfully refreshed from Google Patents.
US4664548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Connecting fitting
Assignee: Paul Hettich GmbH and Co KG
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Filing: 1984-10-24
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Granted: 1987-05-12
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Expires: 2004-10-24
Abstract
Abstract A connecting fitting for detachable connection of furniture parts is provided with a spring mounted tongue on one fitting part engageable behind a protrusion on another fitting part and with the tongue being movable by an eccentric bolt with a protruding cam engageable with a protrusion on the tongue to disengage the tongue from the protrusion.
Inventors
- 👤 Manfred Brinkmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:42
CPC Classifications
F; F16; F16B; F16B12/00; F16B12/10; F16B12/12; F16B12/20; F16B12/2009; F16B12/2027; Y; Y10; Y10S; Y10S403/00; Y10S403/11; Y10T; Y10T403/00; Y10T403/16; Y10T403/1616; Y10T403/1624; Y10T403/46; Y10T403/4602
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
199 words
In a connecting fitting for a detachable connection of two angularly abutting furniture walls, consisting of two fittings which are mounted each on one of the furniture walls, one of the fittings being provided with a spring mounted-holding tongue which is mounted transverse to its longitudinal axis and which extends into the other fitting and engages behind a stop protrusion of the other fitting, the improvement comprising: (a) the holding tongue (14) being displaceably mounted within the one fitting (13) in a direction of its longitudinal axis and is movable by means of a clamping part, said clamping part being turnable to cause said displacement of the holding tongue; (b) a free end of the holding tongue (14) being shaped as a catch hook (23) and being deflected towards the one fitting (13); (c) stop protrusion (15) of the other fitting (12) being undercut according to the deflection of the catch hook (23); (d) said clamping part being a eccentric bolt (18) provided with a protruding cam (21); and (e) said holding tongue being provided with a protrusion (22) in a pivot range of said cam and cooperating with the same when said bolt is turned within said range.
Claim 2
Dependent Claim
199 words
In a connecting fitting for a detachable connection of two angularly abutting furniture walls, consisting of two fittings which are mounted each on one of the furniture walls, one of the fittings being provided with a spring mounted-holding tongue which is mounted transverse to its longitudinal axis and which extends into the other fitting and engages behind a stop protrusion of the other fitting, the improvement comprising: (a) the holding tongue (14) being displaceably mounted within the one fitting (13) in a direction of its longitudinal axis and is movable by means of a clamping part, said clamping part being turnable to cause said displacement of the holding tongue; (b) a free end of the holding tongue (14) being shaped as a catch hook (23) and being deflected towards the one fitting (13); (c) stop protrusion (15) of the other fitting (12) being undercut according to the deflection of the catch hook (23); (d) said clamping part being a eccentric bolt (18) provided with a protruding cam (21); and (e) said holding tongue being provided with a protrusion (22) in a pivot range of said cam and cooperating with the same when said bolt is turned within said range.
Claim 3
Dependent Claim
31 words
Connecting fitting in accordance with claim 1, wherein the eccentric bolt (18) is mounted in the one fitting (13) and the holding tongue (14) has a recess (19) receiving said bolt.
Claim 4
Dependent Claim
29 words
Connecting fitting in accordance with claim 1, wherein the holding tongue (14) is yieldingly supported by means of spring yokes (20) which are provided on the one fitting (13).
Claim 5
Dependent Claim
34 words
Connecting fitting in accordance with claim 1, wherein the holding tongue (14) is longitudinally displaceable within the one fitting (13) by at least the same extent as the undercut of a stop protrusion (15).
Claim 6
Dependent Claim
32 words
Connecting fitting in accordance with claim 1, wherein the one fitting (13) is provided with two protruding guide pins (24) which engage into corresponding recesses (25) formed on the other fitting (12).
Claim 7
Dependent Claim
18 words
Connecting fitting in accordance with claim 5, wherein the guide pins (24) extent beyond the holding tongue (14).
Claim 8
Dependent Claim
37 words
Connecting fitting in accordance with claim 5, wherein the one fitting (13) is provided with a chord like cut cylindrical disc and the guide pins (24) are disposed in a cylindrical area of the one fitting (13).
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) | 1990-05-11 | 1990-11-10 | 1991-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-05-11 | 1994-11-10 | 1995-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-05-11 | 1998-11-10 | 1999-05-12 | $7700.00 | Window Closed / Lapsed |