Work holders – Operator supported
Patent
1988-10-11
1992-03-17
Hartman, J. J.
Work holders
Operator supported
B25B 100
Patent
active
050961691
ABSTRACT:
A setting tool conveniently grips a jewelry finding while providing a person working on the finding with maximum accessibility to it. The setting tool comprises a handle and a lockable cam for moving a pair of clamps radially of the handle axis between opened and closed positions. A variety of interchangeable clamp jaws are provided. The jaws are designed to accommodate a wide range of finding sizes and shapes. In one embodiment, the jaws cooperate with a moveable anvil to hold a pierced type earring. In another embodiment, the jaws have respective tracks that cooperate to hold findings such as pendant wire settings.
REFERENCES:
patent: 2779089 (1957-01-01), Allen
patent: 2938414 (1960-05-01), Blomme
patent: 2983036 (1961-05-01), Guard
patent: 4327608 (1982-05-01), Keys
Cayen Donald
Hartman J. J.
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