UNT Libraries Government Documents Department - 1,238 Matching Results

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Automatic lock.

Patent for a gate lock that automatically locks.

Date: March 24, 1924

Creator: Parker, Robert N.

Bottle-Holder.

Patent for an ink bottle holder that allows for sturdy tilting and prevents ink from spilling.

Date: April 27, 1920

Creator: Smith, Edwin Ruthven

Cotton-Chopping Machine

Patent for a cotton "wheeled cultivator" (line 14-15) attachment which allows users to make adjustments to the cultivator blades, including illustrations.

Date: April 13, 1920

Creator: Sims, James G.

Concrete Form.

Patent for a circular concrete form. The form is adjustable and allows nesting for storage and transport.

Date: October 17, 1922

Creator: Harris, John W.

Patent, including illustrations, for tire or shoe blow-out patch that protects the inner tube of the tire and keeps the patch from sliding. Also notes the item can be constructed from "old fabrics from worn shoes or tires" to keep manufacturing and sales costs low (page 1, lines 30-31).

Date: March 16, 1920

Creator: Russell, Charles A., Jr.

Automobile.

Patent for an automobile with a mechanism which may be extended to form a tent bed, or folded into a small compass. The folding bed of the automobile may be utilized to storm camp equipment when not used as a bed.

Date: January 4, 1921

Creator: Mackey, Franklin Orville

Cotton Blocker

Patent for cotton blockers that prevent crops from becoming covered in soil during the harvesting process.

Date: February 15, 1921

Creator: Fowler, Alonzo. J.

Billboard

Patent for billboards built for wind resistance.

Date: November 28, 1922

Creator: Kelly, Walter

Collapsible Bench.

Patent for a collapsible bench that improves the structure of general work benches by folding together when not being used.

Date: June 15, 1920

Creator: Danyluk, Iwan.

Concrete Wall Mold.

Patent for "a concrete wall mold which is so constructed as to produce a very strong wall having vertically extended channels which form ribs materially reinforcing the structure" (lines 10-14)

Date: June 11, 1920

Creator: Porter, Charles S.

Automobile-Signal.

Patent for turn signal improvements with an aim to improve visibility of signal and ease of replacement with the goal of communicating vehicular movement and reducing accidents.

Date: November 15, 1921

Creator: Squier, William Ernest

Chuck.

Patent for chucks that secure pipes, preventing movement when being cut or threaded, including illustrations.

Date: December 27, 1921

Creator: Castanie, William

Automobile-Top.

Patent for "new and useful improvements in Automobile-Tops." (lines 5-6) and is related to "tops of automobiles having two or more seats." (lines 9-10) includes illustrations.

Date: March 2, 1920

Creator: Stewart, Henry W.

Adjustable End Die.

Patent for improvements to adjustable end dies. These improvements allow convenient rethreading of bolts while it is engaged with an object.

Date: February 8, 1921

Creator: Wright, John G.

Automobile-Engine Hood and Drain-Trough Therefor.

Patent for the creation of "an improved automobile hood and particularly drain trough" (lines 12-14) that have been adapted in order to reduce the risk of water leaking into the vehicle's engine.

Date: March 30, 1920

Creator: Stowe, George B.

AUTOMOBILE-TOOL.

Patent for an automobile tool for the Ford make of automobiles that "will hold the springs away from the bands and allow the bands to be removed and replaced or adjusted, when necessary" (lines 29-32) including instructions and illustrations.

Date: May 4, 1920

Creator: ROBERGE, JAMES Z.

Article Holder or Stand.

Patent for a device that conveniently and readily supports books, photographs, picture cards, and other similar articles. The new design is formed from a single strand of wire, and is specifically adapted for holding books in an open position and allowing the pages to be turned as needed.

Date: February 28, 1922

Creator: Boyette, Oren K.

Antiskid Device

Patent for reinforcing the hinge of an antiskid device. Long studs on heavy foot plates on tires are used to brace the hinges not allowing them to wear down by dragging on the road surface.

Date: February 17, 1920

Creator: Smith, Ross

Combination Swing and Couch.

Patent for a piece of swinging furniture for infants and small children which can be converted between a seat and a couch. This device is designed to be collapsed and folded for easy storage, as well as to be cheap and easy to manufacture. Illustrations included.

Date: February 10, 1920

Creator: McDevitt, Leslie I.

Casing-Head

Patent for a casing head that is specially adapted for "use in connection with well drilling for letting the tubing down into the bore, and in withdrawing the tubing from the bore." (Lines 15-16), including illustrations.

Date: September 7, 1920

Creator: McGarry, Henry S. & Carr, John D.

Coupling.

Patent for improvements to couplings for windmills specifically "for use in connecting the pump rod to the reciprocal rod of the windmill, so as to permit reciprocation of the wind mill rod independently of movement of the pump rod, and which also will permit the relatively quick and easy change from windmill power to engine power, such as gasolene engine or the like, for pumping water from wells" (lines 9-17) including instructions and illustrations.

Date: March 29, 1921

Creator: Regenier, John G.

Automatic Gas-Release Packer.

Patent for automatic gas release packer that uses constant pressure regulated by spring-controlled valves for better control when lifting oil out of wells.

Date: April 11, 1922

Creator: Cummings, William J.

Boll Weevil Catcher

The objective of the invention is to improve to catching and destroying boll weevils with a device that is easily attached to a cultivator. This device includes "receptacles filled with an insect destroying liquid." (lines 23-24).

Date: July 5, 1921

Creator: Ploch, Alex

Bit Cleaner

Patent for a device that will clean drill bits used for wells without needing to remove them from the ground. Additional aspects of the patent cover fittings and attachments necessary for better operation of the drill bits and the cleaner.