US3199745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable pump assembly
Assignee: Graymills Corp
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Filing: 1963-02-15
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Granted: 1965-08-10
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Expires: 1983-02-15
Abstract
No abstract record available.
Inventors
- 👤 Hollis Raymond
- 👤 Earl E Scheibe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:15
CPC Classifications
F; F04; F04D; F04D13/00; F04D13/02; F04D13/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
163 words
PORTABLE PUMPING APPARATUS COMPRISING A CONTAINER, A LID THEREFOR, A PUMP SUSPENDED FROM THE UNDERSIDE OF THE LID FOR POSITIONING SAID PUMP WITHIN THE CONTAINER BELOW THE FLUID LEVEL WITH THE LID IS IN THE CLOSED POSITION, A BASE MEMBER MOUNTED ON SAID LID, A DRIVE SHAFT EXTENDING FROM SAID PUMP THROUGH THE CONTAINER LID AND THROUGH THE BASE MEMBER, A MOTOR MOUNTED ON SAID BASE MEMBER WITH THE MOTOR DRIVE AXIS COAXIAL TO THE DRIVE SHAFT OF SAID PUMP, A HOLLOW ROTATABLE DRIVE SHAFT IN SAID MOTOR ACCOMMODATING THEREIN SAID PUMP SHAFT, MEANS COUPLING SAID MOTOR SHAFT WITH SAID PUMP SHAFT FOR JOINT ROTATION, SAID COUPLING MEANS INCLUDING A TIGHTENING MEM-BER CONNECTED TO SAID PUMP SHAFT FOR DRAWING SAID PUMP SHAFT AXIALLY THROUGH SAID MOTOR SHAFT DURING SAID CONNECTION, AND GUARD MEANS RESPONSIVE TO THE AXIAL DRAWING OF SAID PUMP SHAFT FOR MOVEMENT THEREWITH TO A POSITION ADJACENT SAID MOTOR SHAFT TO DEFLECT LIQUID EJECTED FROM SAID CONTAINER FROM SAID MOTOR SHAFT.
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) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |