US5324149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lightweight lug nut
Assignee: McGard LLC
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Filing: 1993-06-16
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Granted: 1994-06-28
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Expires: 2013-06-16
Abstract
Abstract A lightweight lug nut including a grooved body for receiving a wrench, a nose on the body for bearing against a rim, a threaded portion within the body, an enlarged bore between the threaded portion and the end of the body remote from the nose, a chamfer on the end of the body remote from the nose, a chamfered shoulder between the grooves and the nose, a plurality of teats at the remote end extending inwardly toward the enlarged bore, and a cap for mounting at the remote end and including a groove for receiving the plurality of teats.
Inventors
- 👤 Gary R. Bainbridge
- 👤 Jeffrey R. Sullivan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:34
CPC Classifications
F; F16; F16B; F16B23/00; F16B23/0061; F16B37/00; F16B37/14
Claims Analysis
Total Claims: 26
Claim 1
Independent Claim
120 words
A lightweight lug nut comprising a body having first and second ends and a central portion therebetween, a shoulder on said central portion, a nose proximate said first end for bearing on a member, a wrench-receiving portion between said second end and said shoulder, sides on said wrench-receiving portion, grooves in said sides of said wrench-receiving portion, ridges between said grooves for being received in turning engagement by a wrench, a bore in said body having a thread with a predetermined root diameter extending from said first end partially toward said second end, and a second bore in said body which is of larger diameter than said root diameter of said thread extending between said second end and said thread.
Claim 2
Dependent Claim
120 words
A lightweight lug nut comprising a body having first and second ends and a central portion therebetween, a shoulder on said central portion, a nose proximate said first end for bearing on a member, a wrench-receiving portion between said second end and said shoulder, sides on said wrench-receiving portion, grooves in said sides of said wrench-receiving portion, ridges between said grooves for being received in turning engagement by a wrench, a bore in said body having a thread with a predetermined root diameter extending from said first end partially toward said second end, and a second bore in said body which is of larger diameter than said root diameter of said thread extending between said second end and said thread.
Claim 3
Dependent Claim
19 words
A lightweight lug nut as set forth in claim 1 wherein said body is chamfered at said second end.
Claim 4
Dependent Claim
20 words
A lightweight lug nut as set forth in claim 1 including a chamfer on said shoulder facing said second end.
Claim 5
Dependent Claim
19 words
A lightweight lug nut as set forth in claim 3 wherein said body is chamfered at said second end.
Claim 6
Dependent Claim
86 words
A lightweight lug nut comprising a body having first and second ends and a central portion therebetween, a nose proximate said first end for bearing on a member, a chamfered shoulder on said central portion facing said second end, a bore in said body having a thread therein, a wrench-receiving portion between said second end and said chamfered shoulder, sides on said wrench-receiving portion, grooves in said sides of said wrench-receiving portion, and ridges between said grooves for being received in turning engagement by a wrench.
Claim 7
Dependent Claim
86 words
A lightweight lug nut comprising a body having first and second ends and a central portion therebetween, a nose proximate said first end for bearing on a member, a chamfered shoulder on said central portion facing said second end, a bore in said body having a thread therein, a wrench-receiving portion between said second end and said chamfered shoulder, sides on said wrench-receiving portion, grooves in said sides of said wrench-receiving portion, and ridges between said grooves for being received in turning engagement by a wrench.
Claim 8
Dependent Claim
18 words
A lightweight lug nut as set forth in claim 5 wherein body is chamfered at said second end.
Claim 9
Dependent Claim
109 words
A lightweight lug nut comprising a body having first and second ends and a central portion therebetween, a shoulder on said central portion, a nose proximate said first end for bearing on a member, a fluted wrench-receiving portion between said second end and said shoulder, a bore in said body having a thread with a predetermined root diameter extending from said first end partially toward said second end, a second bore in said body which is of larger diameter than said root diameter of said thread extending between said second end and said thread, and a plurality of teats extending inwardly into said second bore at said second end.
Claim 10
Dependent Claim
109 words
A lightweight lug nut comprising a body having first and second ends and a central portion therebetween, a shoulder on said central portion, a nose proximate said first end for bearing on a member, a fluted wrench-receiving portion between said second end and said shoulder, a bore in said body having a thread with a predetermined root diameter extending from said first end partially toward said second end, a second bore in said body which is of larger diameter than said root diameter of said thread extending between said second end and said thread, and a plurality of teats extending inwardly into said second bore at said second end.
Claim 11
Dependent Claim
49 words
A lightweight lug nut as set forth in claim 7 including a cap, a rim on said cap, an external portion on said cap having a shoulder for placement in contiguous relationship to said second end, and a groove between said rim and said shoulder for receiving said teats.
Claim 12
Dependent Claim
19 words
A lightweight lug nut as set forth in claim 6 wherein said body is chamfered at said second end.
Claim 13
Dependent Claim
20 words
A lightweight lug nut as set forth in claim 7 including a chamfer on said shoulder facing said second end.
Claim 14
Dependent Claim
20 words
A lightweight lug nut as set forth in claim 6 including a chamfer on said shoulder facing said second end.
Claim 15
Dependent Claim
36 words
A lightweight lug nut as set forth in claim 7 wherein said body has a longitudinal axis, and wherein said fluted wrench-receiving portion has grooves therein, and wherein said grooves extend longitudinally of said longitudinal axis.
Claim 16
Dependent Claim
39 words
A lightweight lug nut as set forth in claim 18 including a chamfer on said body at said second end, and wherein said grooves extend substantially the entire distance between said chamfer on said second end and said shoulder.
Claim 17
Dependent Claim
74 words
A lightweight lug nut comprising a body having first and second ends and a central portion therebetween, a nose proximate said first end for bearing on a member, a chamfered shoulder on said central portion facing said second end, a bore in said body having a thread therein, a fluted wrench-receiving portion between said second end and said chamfered shoulder, and a plurality of teats extending inwardly into said bore at said second end.
Claim 18
Dependent Claim
74 words
A lightweight lug nut comprising a body having first and second ends and a central portion therebetween, a nose proximate said first end for bearing on a member, a chamfered shoulder on said central portion facing said second end, a bore in said body having a thread therein, a fluted wrench-receiving portion between said second end and said chamfered shoulder, and a plurality of teats extending inwardly into said bore at said second end.
Claim 19
Dependent Claim
19 words
A lightweight lug nut as set forth in claim 17 wherein said body is chamfered at said second end.
Claim 20
Dependent Claim
49 words
A lightweight lug nut as set forth in claim 14 including a cap, a rim on said cap, an external portion on said cap having a shoulder for placement in contiguous relationship to said second end, and a groove between said rim and said shoulder for receiving said teats.
Claim 21
Dependent Claim
23 words
A lightweight lug nut as set forth in claim 14 wherein said second end of said body is chamfered at said second end.
Claim 22
Dependent Claim
36 words
A lightweight lug nut as set forth in claim 14 wherein said body has a longitudinal axis, and wherein said fluted wrench-receiving portion has grooves therein, and wherein said grooves extend longitudinally of said longitudinal axis.
Claim 23
Dependent Claim
40 words
A lightweight lug nut as set forth in claim 18 including a chamfer on said body at said second end, and wherein said grooves extend substantially the entire distance between said chamfer on said second end and said chamfered shoulder.
Claim 24
Dependent Claim
72 words
A lightweight lug nut comprising a body having first and second ends and a central portion therebetween, a nose proximate said first end for bearing on a member, a shoulder on said central portion facing said second end, a bore in said body having a thread therein, a fluted wrench-receiving portion between said second end and said shoulder, and a plurality of teats extending inwardly into said bore at said second end.
Claim 25
Dependent Claim
72 words
A lightweight lug nut comprising a body having first and second ends and a central portion therebetween, a nose proximate said first end for bearing on a member, a shoulder on said central portion facing said second end, a bore in said body having a thread therein, a fluted wrench-receiving portion between said second end and said shoulder, and a plurality of teats extending inwardly into said bore at said second end.
Claim 26
Dependent Claim
49 words
A lightweight lug nut as set forth in claim 20 including a cap, a rim on said cap, an external portion on said cap having a shoulder for placement in contiguous relationship to said second end, and a groove between said rim and said shoulder for receiving said teats.
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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) | 1997-06-27 | 1997-12-27 | 1998-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-06-27 | 2001-12-27 | 2002-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-06-27 | 2005-12-27 | 2006-06-28 | $7700.00 | Window Closed / Lapsed |