Patent US3098885A successfully refreshed from Google Patents.
US3098885A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Return flow carburetor
Assignee: Old Carco LLC
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Filing: 1959-06-05
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Granted: 1963-07-23
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Expires: 1979-06-05
Abstract
No abstract record available.
Inventors
- 👤 Thomas M Ball
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:42
CPC Classifications
F; F02; F02M; F02M1/00; F02M2700/00; F02M2700/43; F02M2700/4302; F02M2700/438; F02M2700/4388; F02M2700/439
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
IN A CARBURETOR FOR AN INTERNAL COMBUSTION ENGINE, A FLOATLESS FUEL BOWL, A FUEL PUMP, INLET CONDUIT MEANS CONNECTING SAID PUMP AND BOWL TO SUPPLY THE LATTER WITH PRESSURIZED FUEL, MEANS FOR MAINTANING THE FUEL IN SAID BOWL AT A PREDETERMINED LEVEL COMPRISING AN OVERFLOW WEIR IN SAID BOWL DEFINING AT LEAST IN PART A CHAMBER ADAPTED TO RECEIVE EXCESS FUEL OXERFLOWING SAID WEIR FROM SAID BOWL WHEN THE FUEL IN SAID BOWL ATTAINS SAID PREDETERMINED LEVEL, FUEL RETURN MEANS IN COMMUNICATION WITH SAID CHAMBER TO DRAIN FUEL RETURN MEANS IN COMMUNICATION OF EXCESS FUEL FROM AID BOWL INTO SAID CHAMBER, BYPASS
Claim 2
Dependent Claim
102 words
IN A CARBURETOR FOR AN INTERNAL COMBUSTION ENGINE, A FLOATLESS FUEL BOWL, A FUEL PUMP, INLET CONDUIT MEANS CONNECTING SAID PUMP AND BOWL TO SUPPLY THE LATTER WITH PRESSURIZED FUEL, MEANS FOR MAINTANING THE FUEL IN SAID BOWL AT A PREDETERMINED LEVEL COMPRISING AN OVERFLOW WEIR IN SAID BOWL DEFINING AT LEAST IN PART A CHAMBER ADAPTED TO RECEIVE EXCESS FUEL OXERFLOWING SAID WEIR FROM SAID BOWL WHEN THE FUEL IN SAID BOWL ATTAINS SAID PREDETERMINED LEVEL, FUEL RETURN MEANS IN COMMUNICATION WITH SAID CHAMBER TO DRAIN FUEL RETURN MEANS IN COMMUNICATION OF EXCESS FUEL FROM AID BOWL INTO SAID CHAMBER, BYPASS
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |