Patent US3880153A successfully refreshed from Google Patents.
US3880153A
Expired / Lapsed
US
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Hand-conditioning apparatus
Assignee: Individual
•
Filing: 1973-10-29
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Granted: 1975-04-29
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Expires: 1993-10-29
Abstract
Abstract Hand conditioning apparatus for use in the regimen associated with the practice of karate employing control conditioning impacts on the hand, which toughens the hand in an improved manner while reducing the hazard of injury as compared with conventional hand conditioning routines.
Inventors
- 👤 Walter E Perrine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:33
CPC Classifications
A; A61; A61H; A61H23/00; A63; A63B; A63B23/00; A63B23/035; A63B23/12; A63B23/16; A63B2225/00; A63B2225/05; A63B2225/055; A63B2244/00; A63B2244/10; A63B2244/106
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
128 words
An apparatus for providing hand conditioning impacts on the hand of a user comprising: a frame, a reciprocating ram having a hand engaging surface at one end mounted on said frame, means for controlling the reciprocating movement of said ram, and means for positioning and supporting the hand of the user in the path of movement of said ram for receiving impacts of said ram on the hand of the user, said means for positioning and supporting the hand of the user comprises a support adjustably positioned on said frame at one of a number of positions within the path of movement of said ram, said support comprises an object around which the hand of the user may grasp is within the path of movement of said ram.
Claim 2
Independent Claim
128 words
An apparatus for providing hand conditioning impacts on the hand of a user comprising: a frame, a reciprocating ram having a hand engaging surface at one end mounted on said frame, means for controlling the reciprocating movement of said ram, and means for positioning and supporting the hand of the user in the path of movement of said ram for receiving impacts of said ram on the hand of the user, said means for positioning and supporting the hand of the user comprises a support adjustably positioned on said frame at one of a number of positions within the path of movement of said ram, said support comprises an object around which the hand of the user may grasp is within the path of movement of said ram.
Claim 3
Dependent Claim
49 words
The apparatus set forth in claim 1 wherein: said means for controlling the reciprocating movement of said ram embodies a dual purpose control comprising a manually operable crank, an electric motor and control means for selectively connecting either said crank or said motor to said ram for movement thereof.
Claim 4
Dependent Claim
42 words
The apparatus set forth in claim 1 wherein: said means for controlling the reciprocating movement of said ram comprises a bicycle-type, pedal driven chain drive mechanism connected to said ram for causing reciprocating movement thereof through the leg movement of the user.
Claim 5
Dependent Claim
38 words
The apparatus set forth in claim 1 wherein: said means for positioning and supporting the hand of the user comprises a ball supported on a pedestal which is selectively positioned along the axis of movement of said ram.
Claim 6
Dependent Claim
113 words
The apparatus for providing hand conditioning impacts on the hand of a user set forth in claim 1 wherein: said frame comprises a bicycle-type configuration including a pedal driven chain drive mechanism fixedly mounted upright on a platform-like base, a handlebar and bicycle seat fixedly mounted on said frame in the known positions, said reciprocating ram being mounted on said frame for movement against the handlebar, said ram having a hand engaging surface at one end, said pedal driven chain drive mechanism being connected to said ram for causing reciprocating movement thereof, said apparatus providing the dual function of excerising the legs of a user while simultaneously providing controlled impacts on his hands.
References Cited (Backward Citations)
US1750303A
Cited
US2148661A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-04-28 | 1978-10-28 | 1979-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-04-28 | 1982-10-28 | 1983-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-04-28 | 1986-10-28 | 1987-04-29 | $7700.00 | Window Closed / Lapsed |