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Wood Working Machine.
Patent for a new and improved wood-working machine. This design "relates to improvements in wood-working machines, and is designed to produce a machine for automatically tapering material in either straight or curved lines. The improvement consists, essentially, in the employment of movable cutters approached or receded by means of a cam or cams, and is adaptable in forming staves and other portions of barrels or other articles in which the parts require a taper in straight or curved lines" (lines 8-17).
Date:
August 10, 1886
Creator:
Hourigan, John
System:
The Portal to Texas History
Swing.
Patent for a new and improved swing. This design consists in "[t]he combination, with the two folding frames, provided with jointed braces, of the horizontal cross-bars secured to said frames, the swinging arms pivoted to said bars and also to the car, cross-bars secured to these arms, [and] the curved levers" (lines 95-100). Said curved levers are hinged to "the cross-bars, [and] the crossed ropes or chains [are] connecting the short arms of said levers to the cross-bars, and the pull-cords [are] attached to the long arms of said levers and [are] extended to the seats of the said car" (lines 1-5).
Date:
May 10, 1887
Creator:
Rigby, James
System:
The Portal to Texas History