Patent US3571818A successfully refreshed from Google Patents.
US3571818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrotherapy tank assembly
Assignee: Jacuzzi Whirlpool Bath Inc
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Filing: 1968-11-27
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Granted: 1971-03-23
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Expires: 1988-11-27
Abstract
Abstract A self-contained hydrotherapy tank assembly of the hip tank type having an interior seat forming an exterior chamber, and a built in hydromassage system including a hydroair jet head assembly mounted in a wall of the tank, a pump installed in the exterior chamber, the pump having its suction end flow connected with the interior of the tank, and its discharge end connected to the hydroair jet head assembly An adjustable heater is provided in the system to maintain the temperature of water within a desired temperature range.
Inventors
- 👤 Roy A Jacuzzi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:43
CPC Classifications
A; A61; A61H; A61H33/00; A61H33/02; A61H33/0087; A61H2203/00; A61H2203/04; A61H2203/0425; A61H2203/0431
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
165 words
A hydrotherapy tank assembly comprising a tank having vertical and bottom walls and an interior step in sealed relationship to certain of said walls to provide a seat and form an exterior dry chamber, a vertical wall having an intake opening below contemplated liquid level in said tank when in use, a hydrotherapy system installed on said tank, said system including a hydroair jet head assembly mounted on said vertical wall at said intake opening, a pump installed in said dry chamber, said pump having a suction and a discharge end, means flow connecting the suction end of said pump to the interior of said tank, means flow connecting the discharge end of said pump to said hydroair jet head assembly, heating means in said system including a heating element of the electrical resistance type in the liquid flow path of the system, and means for adjusting the magnitude of current to said heating element to control the temperature of liquid flowing in said system.
Claim 2
Dependent Claim
165 words
A hydrotherapy tank assembly comprising a tank having vertical and bottom walls and an interior step in sealed relationship to certain of said walls to provide a seat and form an exterior dry chamber, a vertical wall having an intake opening below contemplated liquid level in said tank when in use, a hydrotherapy system installed on said tank, said system including a hydroair jet head assembly mounted on said vertical wall at said intake opening, a pump installed in said dry chamber, said pump having a suction and a discharge end, means flow connecting the suction end of said pump to the interior of said tank, means flow connecting the discharge end of said pump to said hydroair jet head assembly, heating means in said system including a heating element of the electrical resistance type in the liquid flow path of the system, and means for adjusting the magnitude of current to said heating element to control the temperature of liquid flowing in said system.
Claim 3
Dependent Claim
90 words
A hydrotherapy tank assembly as defined in claim 1, characterized by a sealable door included in the vertical wall of said tank adjacent the rear of said seat, means hingedly securing the said door in said wall along the rear edge of said seat with said door extending upwardly, said door being rotatable on its hinge axis from its vertical position to at least a horizontal position, to facilitate access of a patient to the seat in said tank from a mobile vehicle such as a wheelchair or the like.
Claim 4
Dependent Claim
96 words
A hydrotherapy tank assembly comprising a tank having vertical and bottom walls and a seat therein adjacent a vertical wall, a sealable door in said vertical wall of said tank, means hingedly securing said door in said wall with said door extending upwardly, said door being rotatable on its hinge axis from its vertical position to at least a horizontal position, to facilitate access of a patient to the seat in said tank from a mobile vehicle such as a wheelchair or the like, and means for creating a hydrotherapeutic flow of water in said tank.
Claim 5
Dependent Claim
96 words
A hydrotherapy tank assembly comprising a tank having vertical and bottom walls and a seat therein adjacent a vertical wall, a sealable door in said vertical wall of said tank, means hingedly securing said door in said wall with said door extending upwardly, said door being rotatable on its hinge axis from its vertical position to at least a horizontal position, to facilitate access of a patient to the seat in said tank from a mobile vehicle such as a wheelchair or the like, and means for creating a hydrotherapeutic flow of water in said tank.
Claim 6
Dependent Claim
40 words
A hydrotherapy tank assembly in accordance with claim 3, characterized by said door being hingedly secured in said wall along substantially the rear edge of said seat and rotatable from its vertical position to an open position below the horizontal.
References Cited (Backward Citations)
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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) | 1974-03-22 | 1974-09-21 | 1975-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-22 | 1978-09-21 | 1979-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-22 | 1982-09-21 | 1983-03-23 | $7700.00 | Window Closed / Lapsed |