Patent US3677513A successfully refreshed from Google Patents.
US3677513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wrench with fluid draining provision
Assignee: Individual
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Filing: 1970-09-16
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Granted: 1972-07-18
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Expires: 1990-09-16
Abstract
Abstract A wrench for removing drain plugs, opening or bleeding hydraulic valves or the like when fluid is released. The wrench is provided with an elongated tubular conduit continuous with the head of the wrench so that the released fluid enters the wrench and flows through the tubular conduit to a remote location for storage or disposal purposes.
Inventors
- 👤 Edward L Truelove
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 05:02
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/0035; B25B27/0042; F; F16; F16D; F16D2125/00; F16D2125/02; F16D2125/16
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
115 words
A wrench comprising a tubular head portion, one end of the head portion having a noncircular socket adapted to receive a complimentary member therein, a tubular transition member within said head portion with one end thereof proximate to said one end of head portion and having a portion adapted to sealingly receive a drain plug or the like, and the other end thereof in operative communication with an elongated conduit whereby when the drain plug or the like is inserted into the said one end of the head portion and sealingly received by said portion of said transition member, the transition member conducts fluid from the drain plug through the wrench to the elongated conduit.
Claim 2
Dependent Claim
115 words
A wrench comprising a tubular head portion, one end of the head portion having a noncircular socket adapted to receive a complimentary member therein, a tubular transition member within said head portion with one end thereof proximate to said one end of head portion and having a portion adapted to sealingly receive a drain plug or the like, and the other end thereof in operative communication with an elongated conduit whereby when the drain plug or the like is inserted into the said one end of the head portion and sealingly received by said portion of said transition member, the transition member conducts fluid from the drain plug through the wrench to the elongated conduit.
Claim 3
Dependent Claim
29 words
The apparatus as set forth in claim 1 wherein said portion of said transition member sealingly receives a drain plug or the like without deforming from its original configuration.
References Cited (Backward Citations)
US3301282A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-18 | 1976-01-17 | 1976-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-18 | 1980-01-17 | 1980-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-18 | 1984-01-17 | 1984-07-18 | $7700.00 | Window Closed / Lapsed |