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5 Matching Results
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Windmill
Patent for "a mill equipped with an automatic governor for regulating the speed of the windmill and for preventing injury to the apparatus by throwing the blades of the wheel into or out of the wind in a manner to secure the most effective operation of the device at all times" (lines 9-15).
Date:
May 14, 1901
Creator:
Stein, John
System:
The Portal to Texas History
Shaft and Pulley Collar.
Patent for a collar for pulleys and shafts with set-screws that protects the set-screws from damage or harming people working with the systems.
Date:
May 14, 1907
Creator:
Beal, Ephaphras Lee
System:
The Portal to Texas History
Tube-Clamp
Patent for a tube clamp for holding pipe sections in wells.
Date:
May 21, 1912
Creator:
Krauskope, Oscar
System:
The Portal to Texas History
Load-lifter.
Patent for the improved design of a load lifter.
Date:
May 5, 1914
Creator:
Meyer, Dietrich H.
System:
The Portal to Texas History
Cotton-Press Follower-Board
Patent for cotton baling press that provides a detachable follow block.
Date:
May 8, 1917
Creator:
Wuensch, Hearman & Pfeil, Otto
System:
The Portal to Texas History