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Anders Lorens Karlsson
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Details Of Spanners, Wrenches, And Screw Drivers And Accessories
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Abstract
26,485. Karlsson, A. L. Nov. 24, 1905. [date applied for under Patents Act, 1901]. Wrenches or tongs for pipes and nuts have a sliding piece 2, adjusted by a screw 3 and nut 4, to which a jaw 6 and a handle or lever 7 are pivoted. The jaw 6 and the lever 7 are provided with intermeshing teeth &c., so that the jaw is operated by the lever in both directions. The lever 7 may be arranged so as to operate the jaw in only one direction, a spring being used for moving the jaw back.
GB190626485D1905-11-241906-11-22Improvements in Universal Tongs.
ExpiredGB190626485A
(en)