UNT Libraries Government Documents Department - 39 Matching Results

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Airship.

Patent for an airship with multiple gas bags inside an outer enclosing casing, which maintain the buoyancy of the airship in case one or more of the smaller bags should rupture. This airship also supports one or more persons other than the pilot, has an "envelop adapted to serve as a parachute in the event of danger", and can "alight upon and rise from the surface of a body of water".

Date: July 2, 1918

Creator: Richmond, George E.

Apparatus for Testing Errors of Refraction

Patent for an eye testing device that has a movable lens, a measuring device for correction, and two different cards with test type on them which are fed into the machine during testing for astigmatism and myopia, presbyopia, and hyperopia to determine the level of correction needed in glasses.

Date: July 2, 1907

Creator: Bahn, Gustavus Adolphus

Apparatus for Treating Timber.

Patent for an invention to aid in the treatment of treating timber. The invention is said to "provide a simple, inexpensive, durable, and efficient apparatus by means of which railroad cross-ties, fence-posts, and the like may be expeditiously and economically treated by immersion in a bath of some preserving liquid" (lines 16-22) including illustrations.

Date: July 11, 1905

Creator: Gerhard, Philip H.

Bale-Tie

Patent for a bale-tie fastener including illustrations.

Date: July 31, 1900

Creator: Cypher, David A. & Dayton, William L.

Canopy for Folding Beds.

Patent for a new and improved canopy for folding beds. This design "will automatically fold up within the bed when the same is closed, and will similarly open out with the opening of the bed without any other attention than the proper arrangement of the folds of the mosquito or fly netting" (lines 21-25). It consists in "an automatically raising and lowering canopy consisting of a raising-frame having vertical bars pivoted to the bed at the bottom and a horizontal connecting-bar at the top, a c… more

Date: July 19, 1892

Creator: Eva, Addison H.

Car-Coupling.

Patent for a simple and efficient car coupling that easily couples by impact, and can uncouple without going between cars.

Date: July 31, 1894

Creator: Kirk, John P.

Chair Cot.

Patent for "the provision of a chair or a seat which may readily be converted into a cot when occasion demands" (lines 9-12) including instructions and illustrations.

Date: July 9, 1918

Creator: Griffith, James Elliott

Combination Lock Joint or Device.

Patent for a combination lock joint or device for sectional poles that prevents bending of the pole and allows for sections of the pole to be easily taken on or off.

Date: July 25, 1911

Creator: Carleton, Ernest William

Copy Holder.

Patent for a new and improved book holder. This design "consists in the peculiar construction of the main frame or case provided at or near one end with a slot or opening to expose a portion of the blank paper, and a clamping device to hold the copy-slips, and at its opposite end with a tubular instrument and pen-wiper receptacle" (lines 21-27).

Date: July 24, 1883

Creator: Gerard, Alonzo

Cotton-Chopper.

Patent for a combined cotton-chopper and cultivator.

Date: July 29, 1902

Creator: Forister, John H. & McAda, James N.

Cotton-Handling Apparatus.

Patent for a cotton handling apparatus, which automatically feeds the cotton into the gin and stops if there is an overflow.

Date: July 7, 1908

Creator: Sullivan, Arthur A.

Coupling-Pin.

Patent for a coupling pin for railroad cars, which prevents the coupling from coming loose accidentally by having a key which locks the coupling in place and can only be undone by the cars operating systems. when it is time to disconnect the car.

Date: July 23, 1907

Creator: Yeiser, John Clarke

Door Check.

Patent for a new and improved door check. This design consists in "the combination, with a wheel provided with annular offsets and journaled in a movable bearing, the brake, and the spring, of the sheath provided with vertical grooves for the U-shaped bearing" (lines 54-58).

Date: July 3, 1888

Creator: Bachman, Joseph A.

Draft-Rigging for Railway-Cars.

Patent for a draft-rigging for railway-cars that consists of a metal plate in an inverted U-shape, with its legs doubled upward and attached to the middle sills of the car, and the option of attaching a coupler to the plate. The plate legs can receive a king bolt ransom.

Date: July 2, 1895

Creator: Roosevelt, James A.

Fan Attachment.

Patent for a new and improved fan attachment. This design consists in "[t]he combination, with the sewing-machine table and the upright of the fan-supporting frame, of the triangular base provided with a rubber-covered base hinged to a sleeve adjustably fitted upon said upright" (lines 111-115).

Date: July 2, 1889

Creator: McComas, Arthur W.

Fan for Rocking Furniture.

Patent for a new and improved fan for rocking furniture. This design consists in "[t]he combination, with the fan-supporting frame . . . the fan adjustably journaled to the bar, and the holding forks pivoted to uprights of the fan pivoted to the ends of the horizontal arms of the frame, all arranged to form a set of fans for front and rear service" (lines 94-100).

Date: July 30, 1889

Creator: McComas, Arthur William & Fitzhugh, Henry Alexander

Grubber.

Patent for a simple and durable grubber that has "a frame preferably carrying a caster-wheel at front, guiding-handles at rear, vertical cutting knives or shares at its sides, penetrating shares or points at the lower ends of said knives, and a transverse or horizontal knife or share at rear of said points, preferably in substantially the same plane therewith, and adjustable mounted to be tilted or inclined out of the horizontal and adjusting handles for the transverse share" (lines 20-30).

Date: July 16, 1895

Creator: Cameron, George W.

Improved Side-Saddle.

Patent for "a new and useful improvement in side-saddles, and consists in forming the saddle-tress hollow, or with air-chambers within." (Lines 9-11) Includes instructions and illustrations.

Date: July 26, 1870

Creator: Smith, Fenwick

Improvement in Breech-Loading Fire-Arms.

Patent for improvements in Winchester Repeating fire-arms, or magazine fire-arms. Patent for improvements in the "interior mechanism for operating the breech-block and resisting the recoil, and in the combination of parts". Patent that increases strength and capability to resist recoil, increases the charge of powder. Together, the ball is carried faster and farther with "perfect safety and without increase of recoil or rebound".

Date: July 31, 1877

Creator: Petmecky, Joseph C.

Improvement in Eyeglasses.

Patent for improvements to eyeglasses to accommodate facial differences.

Date: July 9, 1878

Creator: Hawkes, Albert K.

Improvement in Postage or Revenue Stamps.

Patent for an improvement in postage or revenue stamps. Patent for postage or revenue stamp "composed of two superposed sheets or layers, A B, the top layer carrying the printed designs, having parallel incisions therein, and the bottom layer being provided with adhesive material on the back". Patent for postage and revenue stamps that cannot be re-used.

Date: July 10, 1877

Creator: Beaumont, David G.

Incubator.

Patent for an incubator, which automatically turns all the eggs to allow them to get the same amount of warmth and light.

Date: July 19, 1910