US Patent: 1,910,839
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Tool for punching, riveting, and like operations
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Patentee:
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John Jensen (exact or similar names) - Rockford, Winnebago County, IL |
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Patent Dates:
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Applied: |
Mar. 28, 1932 |
Granted: |
May 23, 1933 |
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Joel Havens "Vintage Machinery" entry for Roper Whitney, Inc.
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Description: |
Improvements to the tool of patent 1,910,838.
Claim:
A tool of the character described comprising a body having two rotatably connected parts, a plunger movable longitudinally along the axis of rotation of said parts, a pair of jaws mounted on one of said parts and a pair of handles mounted on the other of said parts, said jaws being movably mounted in opposed relation, a toggle acting between said jaws and having a central pivot lying on said axis, means forming a rotatable pressure transmitting connection between one end of said plunger and the pivot of said toggle, and means frin toggle connection between each of said handles and said plunger. |
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