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6 Matching Results
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Ratchet Die-Stock
Patent for improvement on the usage of die-stocks which are used to cut and thread metal objects such as pipes.
Date:
July 22, 1919
Creator:
Hestand, Rue S.
System:
The Portal to Texas History
Checking Attachment for Planters
Patent for a checking attachment for planters that is "easily adjusted to drop seed at various distances" (lines 16-17).
Date:
May 27, 1919
Creator:
Sprowl, Wiliam L.
System:
The Portal to Texas History
Nut Lock.
Patent for an improved nut lock that prevents nuts from loosening. The invention is a combined nut lock and washer with spring plate, including illustrations.
Date:
January 14, 1919
Creator:
Teague, Isaac E.
System:
The Portal to Texas History
Grease Dispensing Pump
Patent for improvements upon "grease-dispensing pumps"(line 7) which removes old grease and dispenses "mobile grease"(line 13) easily to machinery.
Date:
June 3, 1919
Creator:
Miller, Charles R.
System:
The Portal to Texas History
Heater.
Patent for a heater adapted for use in an internal combustion engine for the purpose of assisting the vehicle to start in cold weather.
Date:
May 27, 1919
Creator:
Pirtle, Claiborne Clinton
System:
The Portal to Texas History
Ratchet Pipe Cutter
Patent for improvements to a ratchet pipe cutter, which includes an adjustment system to allow for pipes to "approximately quickly adjusted to different sizes of pipe and subsequently automatically moved toward the cutting roller"(lines 11-13).
Date:
May 27, 1919
Creator:
Hestand, Rue S.
System:
The Portal to Texas History