Tools – Wrench – screwdriver – or driver therefor – Flexible
Patent
1989-02-27
1990-01-30
Parker, Roscoe V.
Tools
Wrench, screwdriver, or driver therefor
Flexible
81 342, 81 343, B25B 1348, B25B 1310
Patent
active
048965707
ABSTRACT:
An oil filter wrench apparatus (10) used to remove or install an oil filter (100) wherein the wrench apparatus (10) includes a torque unit (11) which supports an inner (12) and an outer (13) clamp unit; wherein, the inner clamp unit (12) is adapted to engage the sides of an oil filter (100); and, be maintained in captive engagement with the oil filter (100) by virtue of the outer clamp unit (13) and/or an inner clamp immobilizing unit (15).
REFERENCES:
patent: 3119290 (1964-01-01), Ivie
patent: 3124984 (1964-03-01), Anderson
patent: 3853026 (1974-12-01), Rhodes
patent: 4114481 (1978-09-01), Kowalczyk
patent: 4350063 (1982-09-01), Koehler
patent: 4598615 (1986-07-01), Tate
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