Patent US3722234A successfully refreshed from Google Patents.
US3722234A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power rinse clothes washers
Assignee: Valeo Engine Cooling Inc
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Filing: 1968-12-24
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Granted: 1973-03-27
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Expires: 1988-12-24
Abstract
Abstract A clothes washing machine having an outer tub, an inner rotatable tub concentric therewith, a reciprocable agitator and means for selectively driving the agitator and inner tub is provided with means introducing water into the area between the inner tub and outer tub, preferably tangentially against the inner tub in its direction of rotation, at the time the inner tub begins its rotation.
Inventors
- 👤 P Douglas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:18
CPC Classifications
D; D06; D06F; D06F13/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
88 words
A clothes washing machine comprising a frame, an outer tub mounted in said frame, an inner perforate tub concentric with said outer tub and rotatable therein, an agitator reciprocable in said inner tub, means for selectively reciprocating said agitator and rotating said inner tub, means for introducing water tangentially of the inner periphery of the outer tub into the area between said inner and outer tubs when said inner tub begins its rotation and means on the frame connected to the outer tub removing water from said tubs.
Claim 2
Dependent Claim
88 words
A clothes washing machine comprising a frame, an outer tub mounted in said frame, an inner perforate tub concentric with said outer tub and rotatable therein, an agitator reciprocable in said inner tub, means for selectively reciprocating said agitator and rotating said inner tub, means for introducing water tangentially of the inner periphery of the outer tub into the area between said inner and outer tubs when said inner tub begins its rotation and means on the frame connected to the outer tub removing water from said tubs.
Claim 3
Dependent Claim
37 words
A washing machine as claimed in claim 1 wherein the means for introducing water into the area between the inner and outer tubs is a spray head in the outer tub directed tangentially against the inner tub.
Claim 4
Dependent Claim
35 words
A clothes washing machine as claimed in claim 2 wherein the spray head is mounted in said outer tub adjacent the top thereof and is directed in the direction of rotation of the inner tub.
References Cited (Backward Citations)
US1665423A
Cited
US1892441A
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US1932246A
Cited
US2571438A
Cited
US2432271A
Cited
US2567820A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-03-26 | 1976-09-25 | 1977-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-26 | 1980-09-25 | 1981-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-26 | 1984-09-25 | 1985-03-27 | $7700.00 | Window Closed / Lapsed |