US4527795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tethered swimmer's tank
Assignee: Individual
•
Filing: 1979-11-13
•
Granted: 1985-07-09
•
Expires: 1999-11-13
Abstract
Abstract A tethered swimmer's tank for permitting a person to perform swimming exercises within a limited space being comprised of an open topped, water-filled tank and a harness device which is attached to said person for holding said person in a stationary position while perform various swimming exercises. A pulley is mounted to the tank behind the swimmer. An indicator is mounted forward of the swimmer within his/her field of view slightly above the top of the water and below the top of the tank. A cable passes around the pulleys with one end being attached to the harness and the other end attached to the indicator to measure the force exerted by the swimmer.
Inventors
- 👤 John S. Zink
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:10
CPC Classifications
A; A63; A63B; A63B69/00; A63B69/12
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
171 words
A tethered swimmer's tank for permitting a person to perform swimming motion within a limited space comprising a tank with water deep enough so that a person in a horizontal swimming position therein can perform said motion; a harness means comprised of a belt attached to said person; a plurality of pulleys mounted to said tank, one of said pulleys being mounted to said tank behind said person, and a second of said pulleys being mounted to said tank in front of said person; an indicator means mounted forward of said person within his/her field of view slightly above the top of said water and below the top of said tank; a cable passing around said pulleys, one end of said cable being attached to said harness while the other end of said cable is attached to said indicator means such that a force exerted by said person during said swimming motion is visually displayed by said indicator means in equivalent distance travelled per minute based on said person's swimming force.
Claim 2
Dependent Claim
171 words
A tethered swimmer's tank for permitting a person to perform swimming motion within a limited space comprising a tank with water deep enough so that a person in a horizontal swimming position therein can perform said motion; a harness means comprised of a belt attached to said person; a plurality of pulleys mounted to said tank, one of said pulleys being mounted to said tank behind said person, and a second of said pulleys being mounted to said tank in front of said person; an indicator means mounted forward of said person within his/her field of view slightly above the top of said water and below the top of said tank; a cable passing around said pulleys, one end of said cable being attached to said harness while the other end of said cable is attached to said indicator means such that a force exerted by said person during said swimming motion is visually displayed by said indicator means in equivalent distance travelled per minute based on said person's swimming force.
Claim 3
Dependent Claim
48 words
A tethered swimmer's tank as in claim 1 whereby said tank is of teardrop shape so that said person is situated therein with his/her feet at the smaller dimension and his/her arms at the larger dimension of said tank based on the horizontal cross section of said tank.
References Cited (Backward Citations)
GB330482A
Cited
US2825224A
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FR1385295A
Cited
US3412409A
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DE2014670A1
Cited
US3647209A
Cited
US4044517A
Cited
DE2653935A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-07-08 | 1989-01-07 | 1989-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-07-08 | 1993-01-07 | 1993-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-07-08 | 1997-01-07 | 1997-07-09 | $7700.00 | Window Closed / Lapsed |