5 Matching Results

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Axle Lubricator. (open access)

Axle Lubricator.

Patent for a new and improved axle lubricator. This design consists in "[t]he combination, with the barrel or reservoir, its piston, and screw of the passage leading up from the top of the barrel-chamber, and the tube passing through the axle-collar and into a cavity of the axle arm" (lines 92-97).
Date: October 7, 1884
Creator: Keller, Henry
System: The Portal to Texas History
Insect-Trap. (open access)

Insect-Trap.

Patent for an insect trap that attracts insects with a light.
Date: February 7, 1911
Creator: Wood, Robert N.
System: The Portal to Texas History
Trap (open access)

Trap

Patent for a trap for catching small animals and insects. Illustrations included.
Date: March 7, 1911
Creator: Lambert, Andrew P.
System: The Portal to Texas History
Flush Valve (open access)

Flush Valve

Patent for flush valve that stabilizes the cup or trough housing mercury.
Date: November 7, 1916
Creator: Cahill, Thomas J.
System: The Portal to Texas History
Disk Harrow. (open access)

Disk Harrow.

Patent for novel construction of a Disk Harrow consisting of a wheel-mounted frame which raises and lowers opposite sides independently and frame attached pivotally carrying a gang of harrow disks.
Date: April 7, 1914
Creator: Emmert, Albert
System: The Portal to Texas History