Patent US2442202A successfully refreshed from Google Patents.
US4348774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weight lifter's belt
Assignee: WOODSON & ASSOCIATES Inc A CORP OF
•
Filing: 1980-07-18
•
Granted: 1982-09-14
•
Expires: 2000-07-18
Abstract
Abstract A weight lifter's belt fabricated from leather which is lined with a thin layer of foamed flexible plastic having a Shore A Durometer hardness of between about 10 and 25, the liner being attached to the inner surface of the belt by a flexible adhesive. The liner, as outlined above, provides added comfort to the wearer and effects heat retention in the back and back muscles of the wearer and enhances blood circulation in the lower back to improve lifting performances.
Inventors
- 👤 Thomas W. Woodson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:02
CPC Classifications
A; A41; A41F; A41F9/00; A41F9/002
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
111 words
In a weight lifting belt fabricated from leather having a relatively wide portion to cover the back and flanks of the wearer and having means to cinch the belt around the wearer, the improvement which comprises providing a liner which extends across the entire inner surface of the belt in the area of the back and flanks of the wearer, said liner being of a thickness less than the thickness of the leather belt, said liner being fabricated from a foamed flexible plastic having a Shore A Durometer hardness of between about 10 and 25 and the liner being attached to the inner surface of said belt by a flexible adhesive.
Claim 2
Dependent Claim
111 words
In a weight lifting belt fabricated from leather having a relatively wide portion to cover the back and flanks of the wearer and having means to cinch the belt around the wearer, the improvement which comprises providing a liner which extends across the entire inner surface of the belt in the area of the back and flanks of the wearer, said liner being of a thickness less than the thickness of the leather belt, said liner being fabricated from a foamed flexible plastic having a Shore A Durometer hardness of between about 10 and 25 and the liner being attached to the inner surface of said belt by a flexible adhesive.
Claim 3
Dependent Claim
19 words
The belt of claim 1 wherein the liner is of uniform thickness and the flexible plastic is open celled.
Claim 4
Dependent Claim
35 words
The belt of claim 2 wherein the liner has a closed cell skin on one side thereof, said closed cell skin being disposed adjacent to the inner surface of said belt and being attached thereto.
Claim 5
Dependent Claim
32 words
The belt of claim 2 wherein the liner is fabricated from polyurethane and has a Shore A Durometer hardness of about 18 and is of the order of 1/8 inch in thickness.
References Cited (Backward Citations)
US3090048A
Cited
US3052236A
Cited
US3096760A
Cited
US3154072A
Cited
US3171409A
Cited
US3530031A
Cited
US3561434A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-09-13 | 1986-03-15 | 1986-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-09-13 | 1990-03-15 | 1990-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-09-13 | 1994-03-15 | 1994-09-14 | $7700.00 | Window Closed / Lapsed |