Patent US3327722A successfully refreshed from Google Patents.
US3327722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing machine
Assignee: Metalwash Machinery Co
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Filing: 1965-09-23
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Granted: 1967-06-27
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Expires: 1985-09-23
Abstract
No abstract record available.
Inventors
- 👤 Robert K Nolte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:21
CPC Classifications
C; C23; C23G; C23G3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
WASHING APPARATUS COMPRISING; A WASHING CHAMBER, ROTARY SPRAY MEANS FOR SPRAYING WASHING SOLUTION INTO SAID CHAMBER, AN INCLINED FLOOR WITHIN SAID CHAMBER, A SUMP AREA LOCATED EXTERNALLY OF SAID CHAMBER AND HAVING A FLOOR ALIGNED WITH THE LOWERMOST PORTION OF SAID INCLINED FLOOR OF SAID CHAMBER WHEREBY THE SPENT SPRAY SOLUTION IS DRAINED FROM SAID CHAMBER INTO SAID SUMP AREA, A SOLUTION STORAGE TANK MOUNTED EXTERNALLY OF SAID CHAMBER AND OF SAID SUMP AREA AND HAVING A FLOOR ALIGNED WITH SAID FLOOR OF SAID SUMP AREA, SAID STORAGE TANK BEING MOUNTED IN CONTINUOUS ADJACENCY WITH AN OUTER SIDE WALL OF SAID CHAMBER AND HAVING A HEIGHT REACHING TO BELOW A HORIZONTAL PLANE PASSING THROUGH THE CENTER OF SAID CHAMBER, LOW PRESSURE PUMP MEANS FOR TRANSFERRING THE SPENT SPRAY SOLUTION TO SAID STORAGE TANK FROM SAID SUMP AREA, MEANS FOR FILTERING SAID SPENT WASH SOLUTION DISPOSED WITHIN SAID STORAGE TANK, AND HIGH PRESSURE PUMP MEANS FOR DELIVERING THE FILTERED SOLUTION FROM SAID STORAGE TANK TO SAID ROTARY SPRAY MEANS.
Claim 2
Dependent Claim
168 words
WASHING APPARATUS COMPRISING; A WASHING CHAMBER, ROTARY SPRAY MEANS FOR SPRAYING WASHING SOLUTION INTO SAID CHAMBER, AN INCLINED FLOOR WITHIN SAID CHAMBER, A SUMP AREA LOCATED EXTERNALLY OF SAID CHAMBER AND HAVING A FLOOR ALIGNED WITH THE LOWERMOST PORTION OF SAID INCLINED FLOOR OF SAID CHAMBER WHEREBY THE SPENT SPRAY SOLUTION IS DRAINED FROM SAID CHAMBER INTO SAID SUMP AREA, A SOLUTION STORAGE TANK MOUNTED EXTERNALLY OF SAID CHAMBER AND OF SAID SUMP AREA AND HAVING A FLOOR ALIGNED WITH SAID FLOOR OF SAID SUMP AREA, SAID STORAGE TANK BEING MOUNTED IN CONTINUOUS ADJACENCY WITH AN OUTER SIDE WALL OF SAID CHAMBER AND HAVING A HEIGHT REACHING TO BELOW A HORIZONTAL PLANE PASSING THROUGH THE CENTER OF SAID CHAMBER, LOW PRESSURE PUMP MEANS FOR TRANSFERRING THE SPENT SPRAY SOLUTION TO SAID STORAGE TANK FROM SAID SUMP AREA, MEANS FOR FILTERING SAID SPENT WASH SOLUTION DISPOSED WITHIN SAID STORAGE TANK, AND HIGH PRESSURE PUMP MEANS FOR DELIVERING THE FILTERED SOLUTION FROM SAID STORAGE TANK TO SAID ROTARY SPRAY MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |