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Wrench.

Description: Patent for a "powerful wrench of simple construction, wherein the movement for the operation of the jaws is of slight degree, partially automatic, and easily affected" (lines 41-45).
Date: April 23, 1907
Creator: Tiner, John F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a pipe wrench that is is strong but does not crush the pipe and eliminates the need for other specialized tools to perform work on pipes.
Date: April 2, 1907
Creator: Lavier, Thomas H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a pipe wrench. "One object of the invention is to provide an exceedingly simple, inexpensive, durable, and efficient" (lines 12-14) pipe wrench. "Another object of the invention is to obviate the use of link connections and yet obtain a positive binding action off the jaws upon the pipe, bolt, or other object to which the device may be applied." (lines 15-19)
Date: March 27, 1906
Creator: Coffman, Seburn E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Ratchet-Wrench.

Description: Patent for a wrench that uses friction-rollers to clamp the thing that is being turned. A rotary ring-shaped cam is what actually turns the wrench's object, and there are teeth that surround the outside of the cam. A pawl, when turning the handle, turns the teeth. This is what makes the cam rotate.
Date: September 15, 1896
Creator: Fisk, Marston
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Chain Pipe-Wrench.

Description: Patent for certain new and improvements in chain pipe wrenches, including instructions and illustrations.
Date: December 26, 1899
Creator: Bohner, Philip Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Combination Wrench.

Description: Patent for a new and improved multi-tool. This design consists in "[t]he bar having the nut-wrench and the hammer-head formed at one end, the pipe-wrench formed at the opposite end, and the slot made in one side, the spring located in the bottom of the slot or opening, and the blade pivoted in one end of the slot or opening and bearing on the free end of the spring, the said blade forming a screw-driver" (lines 52-59).
Date: May 4, 1886
Creator: Wright, Augustus Washington
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Combination Tool.

Description: Patent for a new and improved multi-tool. This design "relates to improvements in combination tools, and is designed to produce a tool in which the wrench, hammer, and screwdriver are combined in a compact and useful form. The improvement consists, essentially, in the manner of combining the parts and in the particular construction thereof" (lines 10-17).
Date: August 11, 1885
Creator: Miller, Walker C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Compound Tool

Description: Patent for a compound tool which combines the features of the nut-wrench and the pipe-wrench.
Date: March 18, 1913
Creator: Scroggins, James L. & Waldrop, A. S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for wrenches that provides a means for engaging faces of the jaws to be renewed or changed. This improvement also allows for secure placement without loss of motion.
Date: August 2, 1921
Creator: Belcher, Mark
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for a wrench. The invention consists of a locking device to prevent the jaw from sliding. Illustration included.
Date: October 29, 1912
Creator: Fernandez, Pedro
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a wrench that is adjustable to different size nuts and has a reciprocating screw member.
Date: July 16, 1907
Creator: Daniel, Robert O.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a "simple, efficient, and comparatively inexpensive wrench of strong and durable construction" (lines 12-14) with a sliding jaw.
Date: April 7, 1914
Creator: Cunningham, Ira & Flowers, Haywood
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a new and improved wrench with a "novel means for adjustably controlling the position of the movable jaw with respect to the stationary jaw" (lines 12-15), including illustrations.
Date: August 29, 1916
Creator: Parmer, Ernest W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a wrench with an adjustable handle for multiple uses, with illustrations.
Date: April 10, 1906
Creator: Land, Henry Clay
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a wrench that can be used as a pipe-wrench or a monkey-wrench. It has a movable jaw, for easy adjusting, and is "of simple and strong construction" (line 9).
Date: January 5, 1897
Creator: Flye, Murat K.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a pipe-wrench that has a shank with a fixed jaw, a handle for the shank, a movable jaw with two loops for the shank to pass through and a movable upper loop, a ferrule attached to the handle with a long opening, an adjustable screw with a milled collar in the movable jaw, and a pin attached to the shank.
Date: July 16, 1895
Creator: McElroy, Harry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hub-Wrench.

Description: Patent for a new and useful hub wrench, including instructions and illustrations.
Date: November 7, 1899
Creator: Sauls, Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pipe-Wrench.

Description: Patent for an improved pipe wrench. Improvements include ability to use the wrench in two directions, wrench can be adjusted for different diameters, and gripping jaws allow for repositioning the wrench into the starting position.
Date: April 4, 1916
Creator: Hardeman, Hardin L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for "a wrench in which the ratchet is inclosed, so that none of its parts will be exposed to the action of dust" (lines 16-18), provides ample lubrication, and ease of inspection. Includes instructions and illustrations.
Date: June 2, 1912
Creator: Sherman, Lothrop C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for "a wrench having a sliding jaw and a handle pivoted to the shank in such a manner that a movement of the handle about the work" prevents the jaw to move (lines 13-16).
Date: March 13, 1906
Creator: Garrard, William D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for improved construction and function of wrenches. Improvements include a more simple, durable, and inexpensive method of construction and arrangement of the adjustable jaw as to allow a single hand to hold and adjust the wrench simultaneously.
Date: July 29, 1913
Creator: Ashliman, Adolph E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for an improved wrench wherein various shaped and sized heads can be quickly and easily put on and taken off. This allows for the wrench to be used with nuts of varying shapes and sizes.
Date: May 9, 1916
Creator: Davis, George W. & Davis, George W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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