Resource Type
Counties
4 Matching Results
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Car-Coupling.
Patent for a car coupling that automatically couples cars so people do not need to go between cars. This invention is meant to "provide an improved car coupler of the above character, which shall be simple and economical in construction and efficient in operation" (lines 21-24).
Date:
March 6, 1894
Creator:
Lawhon, David West
System:
The Portal to Texas History
Feed-Screw for Rock-Drills.
Patent for "drills for the cutting or drilling of stone, and has for its primary object the taking up of wear in the worm-screws upon which such drills are usually mounted." (Lines 10-14) Includes instructions and illustrations.
Date:
March 3, 1896
Creator:
Keyser, William Almond
System:
The Portal to Texas History
Horse-Detacher.
Patent for a horse-detacher "which can be readily applied to any buggy, and one which will be adapted for quick and easy manipulation to effect detachment of the shafts from the buggy." (Lines 13-17) Includes instructions and illustrations.
Date:
March 2, 1897
Creator:
Turner, John F.
System:
The Portal to Texas History
Rail-Joint.
Patent for a rail joint, which will be brought closer together when more weight is put on it.
Date:
March 31, 1908
Creator:
Bailey, John P. H.
System:
The Portal to Texas History