Texas Patents - 56 Matching Results

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Improvement in Electro-Magnetic Engines.

Description: Patent for "a new practical application of electro-magnetism to machinery for the purpose of moving the same and keeping it in motion, and developing a degree of force which is only limited by the reduced proportion of power applied. The invention consists principally in the transmission of electro-magnetic power through compressed air for motor purposes, and the mechanism and combination of machinery necessary for that purpose." (Lines 12-22) Includes instructions and illustrations.
Date: April 9, 1872
Creator: Thornton, William G.
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Partner: UNT Libraries Government Documents Department

Bolt for Doors.

Description: Patent for the improvement of bolt locks on double doors using a lever lock for safety and ease of locking and unlocking one or both doors, including illustration.
Date: June 26, 1860
Creator: Bonney, N. W.
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Pump.

Description: Patent for a simple, efficient, and low maintenance submerged rotary pump, including illustration.
Date: February 22, 1859
Creator: Fagan, James L.
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Rotary Pump.

Description: Patent for a "submerged pump of very simple construction... one which will be efficient in its operation and not liable to get out of repair" (lines 16-20), illustration included.
Date: March 8, 1859
Creator: Fagan, James L.
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Improvement in Cotton-Seed Planters.

Description: Patent for the improvement to cotton-seed planters by connecting the wheel to the reciprocating stirrer to guide the seed from hopper to soil and covering it, including illustration.
Date: November 27, 1860
Creator: McClanahan, C. W.
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