Texas Patents - 6 Matching Results

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Ant-Trap.

Description: Patent for certain new and useful improvements in ant-traps.
Date: April 12, 1898
Creator: Selvidge, Charles W.
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Partner: UNT Libraries Government Documents Department

Attachment for Huller-Gins

Description: Patent for the type of cotton gin known as huller gins. It is an attachment intended to force cotton through portions of the huller gin that often becomes blocked by accumulated detritus.
Date: February 12, 1918
Creator: Prichard, William Mathews
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Partner: UNT Libraries Government Documents Department

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design consists in "hinged jaws, draw-bars provided with a pin-hole . . . the jaws acting to support the pin until forced apart by the link, a hinged lever, a plate pivoted to said lever, said pin being attached to said plate, and an operating chain or rod connected to said plate for raising said pin" (lines 29-36).
Date: October 12, 1886
Creator: Carley, John W.
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Partner: UNT Libraries Government Documents Department

Feed Governor for Cotton Gins.

Description: Patent for a new and improved feed governor for cotton gins. This design "provide[s] means whereby the rate of feeding will be automatically decreased when the cotton is fed into the roll-box faster than it is being ginned, and whereby the feed will be finally stopped when the roll increases to a certain limit, and will be again started when the roll is reduced to a size previously fixed upon, and will be actuated to feed faster as the roll decreases in size" (lines 17-25).
Date: June 12, 1883
Creator: Flannagan, John D.
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Partner: UNT Libraries Government Documents Department

Improvement in Combination Locks.

Description: Patent for improved combination locks, with a bolt that is locked or unlocked by the combination of spindles and pivoted buttons. The invention combines the spindles in to an "annular ring having letters or numbers and a series of different shaped pegs or combinations of letters or figures or both jointly" (pg 1).
Date: September 12, 1871
Creator: Hall, William N.
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Partner: UNT Libraries Government Documents Department

Index.

Description: Patent for a certain new and useful index, including instructions and illustrations.
Date: December 12, 1899
Creator: Hall, Henry Lyons
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Partner: UNT Libraries Government Documents Department
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