UNT Libraries Government Documents Department - 14 Matching Results

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Automatic Railroad or Farm Gate.

Patent for an improved automatic railroad or farm gate that uses the "weight of the car or wagon upon an operating-board and automatically close[s] after the train has passed, and which can also be opened by hand when it is desired to let a single person pass through, either upon foot or horseback" (lines 20-25).

Date: October 4, 1892

Creator: Benson, Joseph Robinson

Item Type: Patent

Bed Bottom and Brace.

Patent for an invention to "simplify and improve the construction of bedsteads and provide efficient and durable means for securing the slats to the bedstead and for securing the parts of the bedstead together," (lines 11-15) with instructions and illustrations.

Date: December 15, 1891

Creator: Lightfoot, Walter Hamond

Item Type: Patent

Car Coupling.

Patent for a new and improved coupling for railroad cars. This design is "to provide a coupler . . . capable of being manipulated from the top or side of freight-cars and from the side or platform of passenger-cars" (lines 8-12). It consists, "with a draw-head provided with an upwardly-extending post, and a lever fulcrumed in said post, of a lock-link consisting of a horizontal body portion and a hook-extension at its rear end, and a lift-link provided with a nose at one extremity, the opposite… more

Date: December 16, 1890

Creator: Franks, William H.

Item Type: Patent

Float Valve

Patent for improvements on float valves that will "resupply the tank with water when it is withdrawn to a certain lower level and also operate to cut off the inflow when the water will have reached a predetermined height in the trough" (lines 14-18).

Date: October 21, 1902

Creator: Mayfield, Jess Lewis

Item Type: Patent

Float-Valve.

Patent for improved float valve. This patent is especially adapted for use in water tanks and other receptacles for providing water for stock or for any other purposes.

Date: July 13, 1915

Creator: Sharp, Harry Q.

Item Type: Patent

Hair-Cutting Register.

Patent for a counting device for use by barber shops activated by taking on and off the head rest of a barbers chair, so that the shop owner knows how many hair cuts were given in each chair that day and can cross check the money taken in each day against the numbers of haircuts given.

Date: April 2, 1907

Creator: Kelley, Hugh, C.

Item Type: Patent

Pump-Valve Mechanism.

Patent for a pump valve mechanism for use in deep wells, which can be easily removed for cleaning and repair,

Date: August 13, 1907

Creator: Sheen, Davis

Item Type: Patent

Shampoo-Registering Device.

Patent for a shelf for shampoos in barber shops that counts how many times shampoos are taken off and put back on the shelf for the purpose of counting customers.

Date: April 2, 1907

Creator: Kelley, Hugh, C.

Item Type: Patent