UNT Libraries Government Documents Department - 12 Matching Results

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Compressed-Air Machine.

Patent for an "an automatically acting compressed air machine where a reciprocating action is desired" (lines 9-11) "which will be automatic and positive in its action, which may be operated with minimum amount of compressed fluid, and which has relatively few parts that might get out of order" (lines 12-18).

Date: April 9, 1912

Creator: Saurenmann, Jacob Gilmore

Churn.

Patent for a churn with easily removable parts.

Date: August 29, 1911

Creator: Hunter, Archie G.

Beam-Spring Trip for Cultivators, Plows, &c.

Patent for the improvement of "the construction of spring trips, and to provide a simple and inexpensive spring trip, capable of being constructed of sufficient strength to enable it to be employed on stirring and breaking plows as well as cultivators, planters and the lighter class of agricultural implements" (lines 12-18) including instructions and illustrations.

Date: July 29, 1913

Creator: Alsup, Thomas B.

Wrench

Patent for a pipe and nut wrench. Illustrations included.

Date: May 7, 1912

Creator: Wood, Hezekiah M.

Improvement to Clutch

Patent for improvements in clutches used in traction vehicles that will allow the vehicle to go forward or in reverse. Instructions and illustrations included.

Date: December 29, 1914

Creator: Holt, Levi J.

Liquid-Fuel Burner

Patent for a liquid fuel burner for steam engine boilers.

Date: November 26, 1912

Creator: Willis, Charles W.

Washboiler

Patent for a washboiler. Illustration included.

Date: October 11, 1910

Creator: Cooper, James O.

Stalk-Cutter.

Patent for a stalk cutter, which can be attached to a wagon and cut three rows of stalks at the same time.

Date: February 8, 1910

Creator: Lemons, William R.

Oil Filter

Patent for Oil Filter

Date: March 6, 1917

Creator: Armstrong, Frank J.

Fastener for Window Screens.

Patent for a rolling window screen that coils into a protective box and in which the sash is locked in the frame against the tension of the spring roller. Includes instructions and illustrations.

Date: September 22, 1914

Creator: Olson, Joseph M.

Sash-Fastener

Patent for sash fastener designed for windows that will be cheaper and easier to manipulate via a specially designed spring locked upper sash and a lower counter sash.

Date: January 21, 1913

Creator: Yaeger, Henry C.

Sleigh-Runner.

Patent for sleigh runner that is easily attached or detached from a vehicle wheel. It is composed of a minimum number of parts and is inexpensive to manufacture. Includes instructions and illustrations.

Date: November 18, 1913

Creator: McGaughy, George C.