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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655,421
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Aug. 07, 1900
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Mitering-machine
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Joseph L. Tyler |
Lynn, MA |
"This invention relates to miter-machines for cutting and planing the ends of picture-frame moldings and other work, and has for its object to improve the general construction and operation of such machines. To this end the invention consists in, first, an improvement in the front gage whereby the latter by with facility be adjusted both longitudinally and angularly; second, an improvement in the guides for the cutter-head whereby said guides may be adjusted for wear; third, an improvement in the vertical adjustment of the cutter-head to compensate for the change of the cutting edges due to sharpening of the knives, and fourth, an improvement in the driving mechanism whereby the clutch employed therein may be automatically held in operation during the upward or return stroke of the cutter." |
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655,422
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Aug. 07, 1900
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Mitering-machine
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Joseph L. Tyler |
Lynn, MA |
"The invention has for its object to provide an improved connection between the weight and the treadle, whereby the stroke may be increased and the action of the weight made more uniform." |
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668,786
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Feb. 26, 1901
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Mitering-machine
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Joseph L. Tyler |
Lynn, MA |
An ad in the February 1902 Machinery magazine, page 48, shows this patent mitering machines; the ad is from the Washburn Shops of Worcester, Mass. |