Patent US3751031A successfully refreshed from Google Patents.
US3751031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weighted belt type exercising device
Assignee: Individual
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Filing: 1970-09-22
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Granted: 1973-08-07
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Expires: 1990-09-22
Abstract
Abstract This invention is used for exercising. The invention includes a plurality of weights that are removably attachable to a shaft which in turn is connected to a link chain. The chain has a loop portion on one end for attachment to a belt. The belt is releasably attachable to the waist of a user.
Inventors
- 👤 N Yamauchi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:53
CPC Classifications
A; A63; A63B; A63B21/00; A63B21/06; A63B21/065; A63B21/40; A63B21/4001; A63B21/4009; A63B71/00; A63B71/0054; A63B2071/0063; Y; Y10; Y10S; Y10S273/00; Y10S273/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
A gymnAstic apparatus comprising: a waist belt to be worn around the waist of a user of the gymnastic apparatus; weight suspending member connected to said waist belt and comprising a link chain having a plurality of interconnected chain links; a plurality of weights each having apertures therethrough; a waist fitting tool comprising a shaft extendable through the apertures in said weights and having at one end thereof means for releasably supporting said weights during use of the apparatus and having at the other end a hook engageable individually with selected ones of said chain links for connecting said weight fitting tool to said weight suspending member thereby suspending said weights from said waist belt and enabling selective variation of the distance between said weights and said waist belt; and cushioning means disposed on each of said weights for cushioning any impact between a user of the gymnastic apparatus and the suspended weights.
Claim 2
Dependent Claim
153 words
A gymnAstic apparatus comprising: a waist belt to be worn around the waist of a user of the gymnastic apparatus; weight suspending member connected to said waist belt and comprising a link chain having a plurality of interconnected chain links; a plurality of weights each having apertures therethrough; a waist fitting tool comprising a shaft extendable through the apertures in said weights and having at one end thereof means for releasably supporting said weights during use of the apparatus and having at the other end a hook engageable individually with selected ones of said chain links for connecting said weight fitting tool to said weight suspending member thereby suspending said weights from said waist belt and enabling selective variation of the distance between said weights and said waist belt; and cushioning means disposed on each of said weights for cushioning any impact between a user of the gymnastic apparatus and the suspended weights.
References Cited (Backward Citations)
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Cited
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US1991520A
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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) | 1976-08-06 | 1977-02-05 | 1977-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-06 | 1981-02-05 | 1981-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-06 | 1985-02-05 | 1985-08-07 | $7700.00 | Window Closed / Lapsed |