B - Operations – Transporting – 25 – B
Patent
B - Operations, Transporting
25
B
81/11
B25B 7/14 (2006.01) B25B 7/02 (2006.01) B25B 7/16 (2006.01)
Patent
CA 1164253
TITLE: LONG NOSE LOCKING PLIER ABSTRACT OF THE DISCLOSURE A long nose locking hand tool having a pair of opposing jaw members, a fixed handle and a movable handle and lever locking means therebetween for maintain- ing a toggle relationship between the jaws when in a closed position; and wherein each of said jaw members comprising a jaw face configuration having a total jaw length to average jaw height ratio of from about 6.5 to about 8.5 with a through jaw hardness range of from about 53 to about 57 Rockwell C, with said jaw members made of an alloy spring steel, said jaw members having a nominal parallel opening when they are spaced apart, approximate- ly 3/16 inch, thereby enabling said jaw members to clamp a workpiece up to 3/16 inch thick with parallel jaw faces by flexing to the parallel condition when closed and returning to their original unstressed state when re- leased of clamping pressure. A long nose locking hand tool having a pair of oppo- sing jaw members, a fixed handle having an adjustment screw, and a movable handle and lever locking means therebetween for maintaining a toggle relationship between the jaw f???? of said jaw members when in a closed position; and wherein said fixed handle having a strike surface, and having an axis passing through said strike surface defining the direction of a line of force impartable to the hand tool; and said pair of jaws further defin- ing a bisecting axis or line formed by the angle of said jaws when closed against a workpiece gripped therebetween; and the angle between said axes being less than 5° when the gripping tips of said jaw members are in a generally touching or closed position.
377488
Macrae & Co.
Petersen Manufacturing Co. Inc.
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