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Rudolph Stocker
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Gripping Jigs, Holding Jigs, And Positioning Jigs
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Abstract
7548. Stocker, R. March 23. Spanners.-In a recess in the slide b of the movable jaw b', there is placed a lever or bar c with teeth to engage the teeth on the stem a. The teeth are normally held apart by the spring c<1>; but by' grasping the parts a, c the teeth engage, the inclined end of the bar c at the same time pressing against the inclined part b<4> of the slide and increasing the grip on the nut.
GB189707548D1897-03-231897-03-23Improvements in Adjustable Spanners.
ExpiredGB189707548A
(en)