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5 Matching Results
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5
Improvement in Scaffold-Clamps.
Patent for a reusable scaffold clamp for assembling builders' scaffolds, eliminating the need for nails or bolts.
Date:
April 24, 1874
Creator:
Crockett, John R.
System:
The Portal to Texas History
Baling Press.
Patent for a new and improved baling press. This design consists "of the base-plate, the casing made in two trough-shaped sections . . . one of which is hinged to the base-plate the bifurcated uprights, the operating-levers on each side hinged to the uprights, the compressing-beam extending across the baling-chamber and through the uprights, and connections between the compressing-beam and the levers" (lines 92-100).
Date:
September 24, 1889
Creator:
Hillman, William & Ripple, Joseph F.
System:
The Portal to Texas History
Improvement in Guards for Sheep-Shears.
Patent for "an improved attachment that serves both as a guide and guard for preventing the cutting of the sheep in shearing, and by which even unskilled workmen can use the shears and cut the wool close to the skin without hurting the sheep, with by the point or edge of the blades." (Lines 15-21) Includes instructions and illustrations.
Date:
September 24, 1878
Creator:
Helmecke, Friederich A.
System:
The Portal to Texas History
Motor.
Patent for a new and improved motor. This design "relates to a mechanical power adapted to operate a churn, saw, and for other light work, and it has for its object to provide a device of this character which shall be cheap and simple in its construction effective in its operation, and one that will be strong and durable" (lines 9-15).
Date:
February 24, 1885
Creator:
Forister, John Hardin
System:
The Portal to Texas History
Fan
Patent for a fan. Illustration included.
Date:
July 24, 1906
Creator:
Pochyla, Adolph
System:
The Portal to Texas History