Work holders – Relatively movable jaws – Three coacting work grippers
Patent
1986-01-16
1987-04-07
Schmidt, Frederick R.
Work holders
Relatively movable jaws
Three coacting work grippers
269203, B25B 100
Patent
active
046554432
ABSTRACT:
An insulator holder is provided herein which allows a lineman to service or repair porcelain insulators without being subjected to the hazzards of broken or cracked insulators. The insulator holder provides a plurality of jaws which converge toward a base whereby the insulator can be firmly held in place during maintenance. One embodiment of the device includes adjustable jaws which can be positioned according to the size of the insulator being repaired.
REFERENCES:
patent: 1130975 (1915-03-01), Hopper
patent: 2879059 (1959-03-01), Sandefur
patent: 3385592 (1968-05-01), Hasell et al.
patent: 4078539 (1978-03-01), Sprague
Hartman Judy J.
Schmidt Frederick R.
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