If you find a patent number or patent date by this manufacturer that is not on this
list, please contact the Site Historian.
Key to Links for Patent Information
USPTO = U.S. Patent Office .
Images of the actual patent can be viewed on the U.S. Patent Office web site but
a special TIFF viewer must be installed with your browser in order properly work.
More information on how to configure your computer to view these patents can be
found at TIFF image Viewers
for Patent Images.
DATAMP = Directory of American Tool And
Machinery Patents . A sister site to VintageMachinery.org with information
on patents related to machinery and tools. A much easier user interface than the
USPTO's for finding information on machinery patents.
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185,501,231
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May. 29, 1855
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Improvements in vices, and in the mode of securing the same to work benches
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William Arthur Henry |
, England |
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185,502,130
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Sep. 24, 1855
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Improvement in the construction of vices
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John Moreton Marchinton |
, England |
In this invention "the jaws of the vice may be adjusted to grip tapered objects, and the vice may also be adjusted to take in a greater variety of sizes of objects than the ordinary existing vices. The jaws of the vice are opened or closed by a screw in the ordinary manner; but according to one modification, the front jaw is hinged at the lower end of its shank to a joint piece, which is also hinged, so as to turn horizontally on a vertical join pin passing through a projecting lug on the main stem or shank of the back or fixed jaw..." |