UNT Libraries Government Documents Department - 9 Matching Results

Search Results

Results: 1 - 9

Automatic Gate.

Description: Patent for an improved automatic gate with levers, cam-blocks, camways, and cam-rods. It is centrally pivoting, uses a pulley, a cam groove, a forked bearing, chains, and chords.
Date: September 17, 1895
Creator: Everton, David Marion

Gearing for Churns and Ice-Cream Freezers.

Description: Patent for a new design of an ice cream churn designed "to provide means for operating the dasher or agitator of a churn or ice cream freezer, which is capable of being swung into or out of position at the will of the operator" (lines 11-15).
Date: October 17, 1916
Creator: Armstrong, Charles John

Improvement in Apparatus for Boring Artesian Wells.

Description: Patent for improvement in pump-drills for boring artesian wells by “combining pump-valves and pistons with a drill for boring artesian or other wells” (lines 21-23), including illustration.
Date: April 17, 1860
Creator: Taney, John

Kettle Attachment.

Description: Patent for a new and improved kettle attachment. This design "provides an attachment to be used with the kettle, whereby the "boiling over" of the material and the consequent running of the same down the sides of the said kettle are prevented. The material that would ordinarily flow over the sides of the kettle and waste is by the use of [a] device . . . saved, and any and all danger of fire from the overflowing sugar in candy manufacture is prevented" (lines 11-20).
Date: February 17, 1885
Creator: Lamme, William W.

Machine for Rounding Leather.

Description: Patent for a machine for rounding leather in harness making shops, which produces a uniform product and requires less time and effort than hand rounding leather.
Date: November 17, 1908
Creator: Pfeifer, Reinhold A.

Metallic Railroad-Tie.

Description: Patent for a new and improved metallic railroad tie that purports to prevent the spreading of rails or the bending of tension-rods. Includes instructions and illustrations.
Date: November 17, 1891
Creator: Saunders, Ellison

Rotary Engine.

Description: Patent for a new and improved rotary engine. This design consists "[i]n a rotary engine, the combination of the wheel having two circumferential channels and radial recesses, with the notched pistons, fitted in the radial recesses of the wheel, and the adjustable cam connected with the side casings and fitted into the notches of the pistons" (lines 90-96).
Date: August 17, 1880
Creator: Cross, David L.

Sink

Description: Patent for a sink with adequate drainage and connection with a water supply. Can be used with soda fountains etc. Illustrations included.
Date: March 17, 1914
Creator: Gardner, Jesse
Back to Top of Screen