US3896964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety fuel tank having high suction ability
Assignee: Bridgestone Corp
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Filing: 1973-11-07
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Granted: 1975-07-29
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Expires: 1993-11-07
Abstract
Abstract A safety fuel tank having high suction ability comprises a tank body, a foamed body having open-cells and being filled in said tank body, a suction pipe extending vertically through the foamed body and terminating at the bottom of the tank body and a collector tank projected downward from the bottom of the tank body. Said collector tank extends across the width of the tank body.
Inventors
- 👤 Atsuo Takei
- 👤 Isao Nagaoka
- 👤 Shozo Tsunoda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:56
CPC Classifications
B; B60; B60K; B60K15/00; B60K15/03; B60K15/077; B60K2015/03328; B60K2015/03381; Y; Y10; Y10S; Y10S220/00; Y10S220/06
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
124 words
A safety fuel tank comprising, (a) a tank body, (b) a foamed body having open-cells disposed in said tank body; (c) a collector tank projecting downwardly from the bottom of the tank body, said collector tank extending across the width of tank body, and communicating with the interior of said tank body so as to allow fuel to collect in said collector tank, (d) a suction pipe extending vertically through said foamed body and terminating in said collector tank, and (e) a baffle plate secured to each joint between the tank body and collector tank, said baffle plates inclined upwardly and extending into said tank body and having passages therethrough for passing fuel along the bottom of the tank body into said collector tank.
Claim 2
Dependent Claim
124 words
A safety fuel tank comprising, (a) a tank body, (b) a foamed body having open-cells disposed in said tank body; (c) a collector tank projecting downwardly from the bottom of the tank body, said collector tank extending across the width of tank body, and communicating with the interior of said tank body so as to allow fuel to collect in said collector tank, (d) a suction pipe extending vertically through said foamed body and terminating in said collector tank, and (e) a baffle plate secured to each joint between the tank body and collector tank, said baffle plates inclined upwardly and extending into said tank body and having passages therethrough for passing fuel along the bottom of the tank body into said collector tank.
Claim 3
Dependent Claim
33 words
The safety fuel tank claimed in claim 1, wherein said foamed body extends into an upper portion of said collector tank and leaves an open lower space for sucking the fuel collected therein.
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) | 1978-07-28 | 1979-01-27 | 1979-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-07-28 | 1983-01-27 | 1983-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-07-28 | 1987-01-27 | 1987-07-29 | $7700.00 | Window Closed / Lapsed |