43 Matching Results

Search Results

Gate-Latch.

Patent for improvement in gate-latches by using a single piece of wire bent and coiled to form a u-shaped latch. Illustration and description of how the latch worked are included.

Date: October 23, 1900

Creator: Smyth, Lewis Miller

Partner: UNT Libraries Government Documents Department

Wheel.

Patent for improvements “in wheel-tightening arrangements in which a cylinder with a conical-formed end works by means of a thread inside the hub, for the purpose of forcing the spokes to the outside and to tighten by these means the whole wheel, when the wooden parts of the wheel are shrunk together.” (Lines 9-15) Illustration is included.

Date: August 11, 1891

Creator: Pluck, James

Partner: UNT Libraries Government Documents Department

Spike-Extractor

Patent for a spike extractor that consists of a gripper and spring legs with inturned jaws.

Date: March 8, 1921

Creator: Hector, Olinthus H.

Partner: UNT Libraries Government Documents Department

Key-Ring Clip.

Patent for new improvements for key ring clips that will not detach in a seated position.

Date: July 6, 1920

Creator: Evans, William

Partner: UNT Libraries Government Documents Department

Farm Gate

Patent for a farm gate to open without dismounting. Illustration included.

Date: December 15, 1903

Creator: Clarke, George R.

Partner: UNT Libraries Government Documents Department

Clamp

Patent for a clamp. This device is employed to use a hoisting line attached to well casing or tubing. Illustration included.

Date: November 22, 1910

Creator: Athey, Earl

Partner: UNT Libraries Government Documents Department

Spring-Latch.

Patent for certain new and useful improvements in spring latches, including instructions and illustrations.

Date: November 7, 1899

Creator: Dockery, Allen B.

Partner: UNT Libraries Government Documents Department

Clip for Eyeglass Cases and The Like

Patent for a clip for eyeglass cases and the like. Meant to provide an inexpensive and simple clip to hold eyeglass cases in the pocket to prevent displacement.

Date: March 14, 1922

Creator: Evans, William B.

Partner: UNT Libraries Government Documents Department

Truss.

Patent for truss in relation to the truss pad and its adjustable straps to allow for a more sanitary and secure device, including illustrations.

Date: February 10, 1914

Creator: Haile, James Thomas

Partner: UNT Libraries Government Documents Department

Process of Extracting Wax from the Candelilla Plant

Patent for a method of extracting wax from a candelilla plant using gasoline and benzine or naphtha in order to extract a light yellow wax, rather than the dark green wax currently extracted.

Date: October 30, 1911

Creator: Sharp, Benjamin Young

Partner: UNT Libraries Government Documents Department

Nut and Bolt Lock

Patent for a new nut and bolt lock design that is reliable and can lock permanently if needed, including illustrations.

Date: May 19, 1914

Creator: Ames, Ernest R.

Partner: UNT Libraries Government Documents Department

Calipers.

Patent for calipers that can be adjusted micrometrically to within one five-thousandth of an inch. Includes instructions and illustrations.

Date: June 29, 1897

Creator: Clarke, George R.

Partner: UNT Libraries Government Documents Department

Bail for Cans, Buckets, &c.

Patent for a detachable bail (wire handle) for cans and buckets allowing bails and cans to be packed separately and reducing overall packing space.

Date: November 23, 1920

Creator: Tiner, John Frances

Partner: UNT Libraries Government Documents Department

Pipe-Wrench

Patent for a pipe wrench. Illustrations included.

Date: September 20, 1910

Creator: Tiner, John Francis

Partner: UNT Libraries Government Documents Department

Sham-Bolster Frame.

Patent for "sham-bolster frames, and more particularly to that class that are lengthwise adjustable to admit of their being used with beds of any width" (lines 8-12) including illustrations.

Date: January 14, 1902

Creator: Gully, Leontina

Partner: UNT Libraries Government Documents Department

Blank Book.

Patent for a new and improved blank book. This design "is an improvement upon the Megee-Miller blank book which adapts it for use of type-writers and others requiring one whose sheets or leaves may be readily detached and again secured together after having been written or printed. The sheets are detachably connected with a binding-strip by means of a cord or cords" (lines 7-14).

Date: April 19, 1892

Creator: Burris, James W.

Partner: UNT Libraries Government Documents Department

Blank Book.

Patent for a new and improved blank book. This design "consists in securing blank sheets to a binding forming the back of the book . . . so that the attachment and detachment of the sheets may be conveniently effected. Thus [the design] produce[s] a blank book which is particularly adapted for use of type-writers and other copyists" (lines 11-18).

Date: June 14, 1892

Creator: Burris, James W.

Partner: UNT Libraries Government Documents Department

Plow.

Patent for improvements in plows through a, "disk-type," addition to paired longitudinally spaced ground engaging elements, "to throw the earth in opposite directions in order to effectively open a furrow" (lines 11-20). The improvements are simple, convenient, and cost reducing.

Date: June 3, 1919

Creator: Jackson, Charley S.

Partner: UNT Libraries Government Documents Department

Electric Car-Brake.

Patent for a new and improved electric car-brake. This design "consists in a car-brake formed of a pinion attached to the car axle, the pinion taking in a ratchet-wheel provided with a projecting pin, that enters into the slots of a wheel provided with a sleeve, upon which the brake chain is wound, which sleeve can be moved on the axle by means of a lever that is actuated by a rod passing into a helix connected with a battery to the locomotive" (lines 11-19).

Date: February 24, 1880

Creator: Conover, Philip Vorus

Partner: UNT Libraries Government Documents Department

Saw Tooth.

Patent for a new and improved saw tooth. This design "relates to saws having attachable and detachable teeth held to their places by locking plates or keys inserted, like the teeth, within recesses in the saw-plate; and it consists in a novel construction of the parts, also in combining with the same a spring-bolt, whereby each tooth and its locking key are securely held in position, with facility for detachment when required, and whereby, also, any drawing action, in cutting of the wood on the… more

Date: July 29, 1884

Creator: Conover, Philip V.

Partner: UNT Libraries Government Documents Department

Electric Car Brake.

Patent for a new and improved electric car brake. This design "consists in a combination . . . of a friction-wheel mounted on a laterally-adjustable vertical shaft, provided at its upper end with a beveled cog-wheel, engaging with a beveled cog-wheel on a horizontal shaft, journaled in the under side of the car-floor, on which horizontal shaft is loosely mounted a worm, which engages with a worm-wheel mounted on [a] shaft . . . when this worm is locked on the shaft . . . the brake-chain will be… more

Date: September 26, 1882

Creator: Conover, Philip Vorus

Partner: UNT Libraries Government Documents Department

Pouncing-Machine.

Patent for certain new and useful improvements in pouncing machines.

Date: April 26, 1898

Creator: Clarke, George R.

Partner: UNT Libraries Government Documents Department

Folding Cot.

Patent for a collapsible, folding cot frame. The cot is designed to be usable and storable in an automobile.

Date: March 16, 1920

Creator: Hall, John T.

Partner: UNT Libraries Government Documents Department

Pouncing-Machine.

Patent for certain new and useful improvements in pouncing-machines.

Date: April 26, 1898

Creator: Clarke, George R.

Partner: UNT Libraries Government Documents Department

1
2
»

Currently Limited To

Clear All Filters

Available Filters

Share