US3319670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fill valve for liquified gas lighter
Assignee: Individual
•
Filing: 1964-09-18
•
Granted: 1967-05-16
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Expires: 1984-09-18
Abstract
No abstract record available.
Inventors
- 👤 Kitabayashi Seiichi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:49
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/34; F23Q2/52; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86292; Y10T137/86324; Y10T137/86332
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A FUEL FILL VALVE FOR USE WITH LIQUIFIED GAS LIGHTERS COMPRISING A CYLINDRICAL BODY HAVING A BORE OPENING AT ONE END OF SAID BODY, AT LEAST ONE OPENING COMMUNICATING WITH SAID BORE IN THE OPPOSITE END PORTION OF SAID BODY AND SAID BORE HAVING A RESTRICTED PORTION, A MEMBER SLIDEABLY EXTENDING THROUGH SAID BORE RESTRICTED PORTION AND HAVING AN AXIAL BORE FOR ENGAGING A FUEL SUPPLY CONTAINER DISCHARGE ORIFICE, A SIDE OPENING IN COMMUNICATION WITH SAID AXIAL BORE AND A SHOULDER, A SEALING MEMBER COMPOSED OF A SOFT POROUS AND ELASTIC MATERIAL POSITIONED BETWEEN SAID SHOULDER AND SAID BODY BORE RESTRICTED PORTION AND A SPRING POSITIONED IN SAID BORE TENDING TO HOLD SAID MEMBER SHOULDER AGAINST SAID SEALING MEMBER COMPRESSING THE SAME AND POSITIONING SAID MEMBER SIDE OPENING WITH SAID SEALING MEMBER BETWEEN SAID MEMBER SIDE OPENING AND SAID BODY OPENING UNTIL SAID MEMBER IS MANUALLY MOVED AGAINST SAID SPRING ALLOWING SAID SEALING MEMBER TO EXPAND PERMITTING GAS TO PASS THROUGH THE PORES THEREOF AND POSITIONING SAID MEMBER SIDE OPENING IN COMMUNICATION WITH SAID BODY OPENING.
Claim 2
Dependent Claim
176 words
A FUEL FILL VALVE FOR USE WITH LIQUIFIED GAS LIGHTERS COMPRISING A CYLINDRICAL BODY HAVING A BORE OPENING AT ONE END OF SAID BODY, AT LEAST ONE OPENING COMMUNICATING WITH SAID BORE IN THE OPPOSITE END PORTION OF SAID BODY AND SAID BORE HAVING A RESTRICTED PORTION, A MEMBER SLIDEABLY EXTENDING THROUGH SAID BORE RESTRICTED PORTION AND HAVING AN AXIAL BORE FOR ENGAGING A FUEL SUPPLY CONTAINER DISCHARGE ORIFICE, A SIDE OPENING IN COMMUNICATION WITH SAID AXIAL BORE AND A SHOULDER, A SEALING MEMBER COMPOSED OF A SOFT POROUS AND ELASTIC MATERIAL POSITIONED BETWEEN SAID SHOULDER AND SAID BODY BORE RESTRICTED PORTION AND A SPRING POSITIONED IN SAID BORE TENDING TO HOLD SAID MEMBER SHOULDER AGAINST SAID SEALING MEMBER COMPRESSING THE SAME AND POSITIONING SAID MEMBER SIDE OPENING WITH SAID SEALING MEMBER BETWEEN SAID MEMBER SIDE OPENING AND SAID BODY OPENING UNTIL SAID MEMBER IS MANUALLY MOVED AGAINST SAID SPRING ALLOWING SAID SEALING MEMBER TO EXPAND PERMITTING GAS TO PASS THROUGH THE PORES THEREOF AND POSITIONING SAID MEMBER SIDE OPENING IN COMMUNICATION WITH SAID BODY OPENING.
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) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |