US3143971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plug-in type immersible pump
Assignee: Borg Warner Corp
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Filing: 1962-08-24
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Granted: 1964-08-11
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Expires: 1982-08-24
Abstract
No abstract record available.
Inventors
- 👤 John A Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:32
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/60; F04D29/605; F04D29/606; F02; F02M; F02M37/00; F02M37/04; F02M37/08; F02M37/10; F02M37/103
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A FLUID PUMP ASSEMBLY COMPRISING: A MOTOR AND IMPELLER ASSEMBLY; A PLURALITY OF TONGUE PORTIONS FORMED ON SAID MOTOR AND IMPELLER ASSEMBLY; A HOLLOW SCROLL MEMBER, SAID SCROLL MEMBER BEING ADAPTED TO TELESCOPICALLY RECEIVE SAID MOTOR AND IMPELLER ASSEMBLY WHEREBY SAID IMPELLER IS DISPOSED WITHIN SAID HOLLOW SCROLL MEMBER; MEANS DEFINING A PLURALITY OF GROOVED PORTIONS FORMED ON SAID SCROLL MEMBER, SAID GROOVED PORTIONS ADAPTED TO COMPLEMENTARILY RECEIVE SAID TONGUE PORTIONS WHEN SAID MOTOR AND IMPELLER ASSEMBLY IS TELESCOPICALLY RECEIVED IN SAID SCROLL MEMBER IN A PREDETERMINED POSITION THEREOF; AND A PLURALITY OF DETENT MEANS CARRIED BY SAID SCROLL MEMBER, EACH OF SAID DETENT MEANS BEING POSITIONED ADJACENT EACH OF SAID GROOVED PORTIONS AND ADAPTED TO RETAIN THE RESPECTIVE TONGUE PORTIONS WITHIN THE RESPECTIVE GROOVED PORTIONS WHEREBY SAID MOTOR AND IMPELLER ASSEMBLY IS FASTENED TO SAID SCROLL MEMBER.
Claim 2
Dependent Claim
138 words
A FLUID PUMP ASSEMBLY COMPRISING: A MOTOR AND IMPELLER ASSEMBLY; A PLURALITY OF TONGUE PORTIONS FORMED ON SAID MOTOR AND IMPELLER ASSEMBLY; A HOLLOW SCROLL MEMBER, SAID SCROLL MEMBER BEING ADAPTED TO TELESCOPICALLY RECEIVE SAID MOTOR AND IMPELLER ASSEMBLY WHEREBY SAID IMPELLER IS DISPOSED WITHIN SAID HOLLOW SCROLL MEMBER; MEANS DEFINING A PLURALITY OF GROOVED PORTIONS FORMED ON SAID SCROLL MEMBER, SAID GROOVED PORTIONS ADAPTED TO COMPLEMENTARILY RECEIVE SAID TONGUE PORTIONS WHEN SAID MOTOR AND IMPELLER ASSEMBLY IS TELESCOPICALLY RECEIVED IN SAID SCROLL MEMBER IN A PREDETERMINED POSITION THEREOF; AND A PLURALITY OF DETENT MEANS CARRIED BY SAID SCROLL MEMBER, EACH OF SAID DETENT MEANS BEING POSITIONED ADJACENT EACH OF SAID GROOVED PORTIONS AND ADAPTED TO RETAIN THE RESPECTIVE TONGUE PORTIONS WITHIN THE RESPECTIVE GROOVED PORTIONS WHEREBY SAID MOTOR AND IMPELLER ASSEMBLY IS FASTENED TO SAID SCROLL MEMBER.
References Cited (Backward Citations)
US2986095A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |