Metal working – Means to assemble or disassemble – Means comprising hand manipulatable tool
Patent
1991-09-27
1992-11-17
Watson, Robert C.
Metal working
Means to assemble or disassemble
Means comprising hand manipulatable tool
B25B 2714
Patent
active
051632128
ABSTRACT:
A hand tool for safely removing and installing the unitized jaw assembly in power sucker rod tongs has a tool head equipped with spring loaded paws for gripping the jaw assembly. A tool handle allows rotation of the tool head with the jaw assembly to protect the tool operator against injury when installing or removing the jaw assembly from the power tongs.
REFERENCES:
patent: 3312496 (1967-04-01), Boutelle et al.
patent: 4253697 (1981-03-01), Acosta
patent: 4830565 (1989-05-01), Bucher et al.
Epstein Natan
Oil Country Manufacturing, Inc.
Watson Robert C.
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