US3289442A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure device
Assignee: Allen Electric and Equipment Co
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Filing: 1964-05-15
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Granted: 1966-12-06
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Expires: 1984-05-15
Abstract
No abstract record available.
Inventors
- 👤 Brandt W Berger
- 👤 Jerry F Kohler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:00
CPC Classifications
B; B60; B60K; B60K15/00; B60K15/03; B60K15/04; B60K15/0406; B60K15/0409; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/554; Y10T70/5562; Y10T70/5593; Y10T70/5597; Y10T70/5606
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
227 words
A LOCKING CAP FOR THE FILLER NECKS OF FUEL TANKS IN A VARIETY OF VEHICLES WHEREIN EACH FILLER NECK HAS AN INWARDLY EXTENDING FLANGE AT THE TOP THEREOF DEFINING AN OPENING FOR THE FILLER NECK, THE INTERNAL DIAMETER OF THE OPENINGS OF AT LEAST ONE OR MORE OF SAID FILLER NECKS BEING SUBSTANTIALLY SMALLER THAN THE OPENING OF AT LEAST ONE OF THE OTHER FILLER NECKS, SAID CAP COMPRISING: A FILLER NECK CLOSING CAP PORTION FROM WHICH DOWNWARDLY EXTENDS A CENTRAL BODY PORTION, A LOCKING MECHANISM CARRIED BY SAID CENTRAL BODY PORTION AND INCLUDING RETRACTABLE LOCKING BOLTS FOR UNDERLYING THE FILLER NECK FLANGES AND RETAINING THE CAP ON SAID FILLER NECKS, SAID CENTRAL BODY PORTION HAVING AN OUTER EXTENT ENABLING IT TO FIT WITH LIMITED CLEARANCE WITHIN SAID SMALLER FILLER NECK OPENINGS, SAID LOCKING CAP FURTHER INCLUDING A REMOVABLE SHELL MEMBER CARRIED BY SAID CENTRAL PORTION AND HAVING AN OUTER EXTENT SUBSTANTIALLY GREATER THAN THAT OF SAID CENTRAL BODY PORTION AS TO FIT WITH LIMITED CLEARANCE WITHIN SAID LARGER OF SAID FILLER NECK OPENINGS TO PREVENT SAID RETRACTABLE LOCKING BOLTS OF SAID LOCKING MECHANISM FROM BEING UNAUTHORIZEDLY OR INADVERTENTLY DISENGAGED FROM BENEATH THE FLANGE, SAID SHELL MEMBER WHEN REMOVED FROM SAID CENTRAL BODY PORTION OF SAID CAP ENABLING SAID CENTRAL BODY PORTION OF SAID CAP TO BE INSERTED INTO AND LOCKED WITHIN SAID SMALLER FILLER NECK OPENINGS.
Claim 2
Dependent Claim
227 words
A LOCKING CAP FOR THE FILLER NECKS OF FUEL TANKS IN A VARIETY OF VEHICLES WHEREIN EACH FILLER NECK HAS AN INWARDLY EXTENDING FLANGE AT THE TOP THEREOF DEFINING AN OPENING FOR THE FILLER NECK, THE INTERNAL DIAMETER OF THE OPENINGS OF AT LEAST ONE OR MORE OF SAID FILLER NECKS BEING SUBSTANTIALLY SMALLER THAN THE OPENING OF AT LEAST ONE OF THE OTHER FILLER NECKS, SAID CAP COMPRISING: A FILLER NECK CLOSING CAP PORTION FROM WHICH DOWNWARDLY EXTENDS A CENTRAL BODY PORTION, A LOCKING MECHANISM CARRIED BY SAID CENTRAL BODY PORTION AND INCLUDING RETRACTABLE LOCKING BOLTS FOR UNDERLYING THE FILLER NECK FLANGES AND RETAINING THE CAP ON SAID FILLER NECKS, SAID CENTRAL BODY PORTION HAVING AN OUTER EXTENT ENABLING IT TO FIT WITH LIMITED CLEARANCE WITHIN SAID SMALLER FILLER NECK OPENINGS, SAID LOCKING CAP FURTHER INCLUDING A REMOVABLE SHELL MEMBER CARRIED BY SAID CENTRAL PORTION AND HAVING AN OUTER EXTENT SUBSTANTIALLY GREATER THAN THAT OF SAID CENTRAL BODY PORTION AS TO FIT WITH LIMITED CLEARANCE WITHIN SAID LARGER OF SAID FILLER NECK OPENINGS TO PREVENT SAID RETRACTABLE LOCKING BOLTS OF SAID LOCKING MECHANISM FROM BEING UNAUTHORIZEDLY OR INADVERTENTLY DISENGAGED FROM BENEATH THE FLANGE, SAID SHELL MEMBER WHEN REMOVED FROM SAID CENTRAL BODY PORTION OF SAID CAP ENABLING SAID CENTRAL BODY PORTION OF SAID CAP TO BE INSERTED INTO AND LOCKED WITHIN SAID SMALLER FILLER NECK OPENINGS.
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |