US3303675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispenser with cleaning means
Assignee: Whirlpool Corp
•
Filing: 1964-06-08
•
Granted: 1967-02-14
•
Expires: 1984-06-08
Abstract
No abstract record available.
Inventors
- 👤 Glen R Severance
- 👤 Keith D Salisbury
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:07
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A DISPENSER COMPRISING, A HOUSING FORMING AN ENCLOSURE BEING AN ACCESS OPENING FOR LOADING A SUPPLY OF PARTICULATE MATERIAL THEREIN, SAID HOUSING HAVING AN INLET AND AN OUTLET FORMED THEREIN THROUGH WHICH A STREAM OF CARRIER FLUID MAY BE DIRECTED, AND FREELY DISPOSED AGITATING MEANS IN SAID ENCLOSURE RESPONSIVE TO THE FLOW OF FLUID THERETHROUGH TO ADMIX THE MATERIAL WITH THE STREAM AND TO WIPE THE ADJOINING INTERIOR SURFACES OF SAID ENCLOSURE SAID AGITATING MEANS COMPRISING A PADDLE WHEEL HAVING A HUB DISPOSED ON A ROTATIONAL AXIS AND INCLUDING RADIALLY OUT WARDLY EXTENDING PADDLES CONNECTED TO SAID HUB TO ROTATABLY DRIVE SAID PADDLE WHEEL RELATIVE TO SAID ENCLOSURE.
Claim 2
Dependent Claim
108 words
A DISPENSER COMPRISING, A HOUSING FORMING AN ENCLOSURE BEING AN ACCESS OPENING FOR LOADING A SUPPLY OF PARTICULATE MATERIAL THEREIN, SAID HOUSING HAVING AN INLET AND AN OUTLET FORMED THEREIN THROUGH WHICH A STREAM OF CARRIER FLUID MAY BE DIRECTED, AND FREELY DISPOSED AGITATING MEANS IN SAID ENCLOSURE RESPONSIVE TO THE FLOW OF FLUID THERETHROUGH TO ADMIX THE MATERIAL WITH THE STREAM AND TO WIPE THE ADJOINING INTERIOR SURFACES OF SAID ENCLOSURE SAID AGITATING MEANS COMPRISING A PADDLE WHEEL HAVING A HUB DISPOSED ON A ROTATIONAL AXIS AND INCLUDING RADIALLY OUT WARDLY EXTENDING PADDLES CONNECTED TO SAID HUB TO ROTATABLY DRIVE SAID PADDLE WHEEL RELATIVE TO SAID ENCLOSURE.
References Cited (Backward Citations)
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Cited
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Cited
US3204831A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |