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Fluid Pressure Regulator

Description: Patent for a new and useful gas pressure regulator. This invention "relates to gas-pressure regulators especially adapted for use with gas stored under high pressure in a cylinder or similar portable storage vessel" (line 8 - 11).
Date: December 28, 1897
Creator: Clark, George Greenleaf
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Finger-Exercising Machine.

Description: Patent for a finger-exercising machine that is meant to improve the finger strength and flexibility of musicians. "A cylinder provided with friction-rollers imparts motion to a set of keys upon which the fingers are placed; and the object of [the invention] is to impart flexibility to the fingers, and to overcome the otherwise difficult motion" (lines 11-16).
Date: September 14, 1880
Creator: Becker, Francis L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Flexible Joint.

Description: Patent for a flexible joint for rigid pipes that allows the pipes to be taken around a bend or moved around easily in the operation of a sand pump or hydraulic dredging machine.
Date: July 7, 1908
Creator: Brown, Martin William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Flue for Cotton-Condensers

Description: Patent for a flue to be used in the Rembert system of bailing cotton. The flue is comprised of a series of valves to help regulate air flow in the condenser so as to aid in the uniform deposit of fibers maintaining a uniform shape throughout.
Date: January 24, 1893
Creator: Crooks, William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Exhibitor.

Description: Patent for a new desk intended to support calculating tables. Includes instructions and illustrations.
Date: October 27, 1891
Creator: Garner, William R.; Tengelsen, James T. & Castberg, John.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fireproof Window Construction

Description: Patent for construction of a fireproof window from sheet metal. This invention is to "provide means for removing or replacing the lower sash in the window frame" (line 18-20). Illustration included.
Date: March 12, 1907
Creator: Miller, William Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Flexible Conduit.

Description: Patent for flexible conduits that posses maximum strength, resilience, and flexibility that extend the life of dredge sleeves, couplings and other capacities.
Date: June 5, 1917
Creator: Johnson, Charles A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Floor-Sweeping Compound

Description: Patent for an improved floor-sweeping compound which changes the traditional woody filler with a less flammable and more absorbent mineral wool filler.
Date: April 1, 1913
Creator: Boddeker, James A. & Stratford, John E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Blotter.

Description: Patent for "a combined hand-blotter, ruler, paper-cutter, and pen-rack... especially for the use of book-keepers and accountants," (lines 12-15) with instructions and illustrations.
Date: March 29, 1892
Creator: Betts, Walter & Herbert, William B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Car-Fender.

Description: Patent for a simple car-fender that improves on the types of "fenders which are attached to the front end of street and other car trucks for the purpose of saving human life by preventing a body from being thrown under the car wheels" (lines 10-14). The invention does not let a body under the car wheels.
Date: May 22, 1894
Creator: Rau, William J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Beer Cooler.

Description: Patent for a new and improved beer cooler. This design consists "in a beer-cooler, the combination of the cup-shaped rubber cap having the opening with the faucet, said cap being adapted to form an air-tight joint between the faucet and the beer-cooler" (lines 89-93).
Date: October 13, 1885
Creator: Follett, Charles Jonathan
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Car Truck.

Description: Patent for a new and improved car-truck. This design "relates to railway-car trucks; and it consists in providing the axle inside the wheel with a supplementary journal and shoulder and a supplementary journal-box supported above the inside journal by the truck-frame, said supplementary journal-box being immediately over the inside journal and arranged so as to support the truck on the inside journal should the outside journal become broken or inoperative by means of a hot box or otherwise" (li… more
Date: September 11, 1888
Creator: Tull, Francis Shalis
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bobbin Winder for Sewing Machines.

Description: Patent for a new and improved bobbin winder. This design consists in "the combination, with the main driving-shaft carrying a disk and rotated by the driving-belt of the sewing-machine, of a second shaft in axial line with the said driving-shaft and having a longitudinal movement, a disk held on the said second shaft, a bobbin held by its flanges in said disks, and rollers pressing against the bobbin in the front and rear" (lines 50-58).
Date: October 30, 1888
Creator: Lewis, Annie
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Car Uncoupling Device.

Description: Patent for a new and improved uncoupling device for railroad cars. This design consists in "a draw-head provided with a vertically-movable coupling-pin support and lifting frame, a spring holding the coupling-pin support in raised position, a catch for holding the pin-support in lowered position, and a lever mechanism for releasing the catch and effecting the uncoupling of a car" (lines 7-14).
Date: December 11, 1888
Creator: Rutledge, William O.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bicycle

Description: Patent for a bicycle propelled by the front wheel. Illustrations included.
Date: May 17, 1910
Creator: Franklin, Robert M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Rotary Engine

Description: Patent is for a rotary engine. The design of this rotary engine includes an inlet and exhaust that also prevents internal leakage of working fluid under pressure.
Date: May 8, 1912
Creator: Bennison, Samuel
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Whiffletree.

Description: Patent for a new and improved whiffletree. This design utilizes a removable eye and removable rings, so "when [they have] become worn [they] may be removed and [others] substituted, thus prolonging the usefulness of the single tree for years" (lines 48-51).
Date: October 5, 1880
Creator: Miller, Rudolph A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bottle-Filling Machine.

Description: Patent for a bottle-filling machine in which "a number of bottles of equal capacity may be simultaneously filled from a common reservoir by the single movement of a lever" (lines 13-16), illustration is included.
Date: February 24, 1891
Creator: Baldinger, William H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Blind-Stop.

Description: Patent for improvements in blind-slat adjusters and locks by providing a plate to secure the cross-stile of the blind; in which the plate having a slotted right-angled portion. “A bar pivoted to the slat-rod and having its lower end bent at the right angle, a screw passed through the slat and provided with a handle. (Lines 96-99) “When the handle is turned to the left, the slats can be adjusted into any desired position, and when in their adjusted position all that it is necessary to do is to … more
Date: August 18, 1891
Creator: Roll, John F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bicycle-Wheel.

Description: Patent for an improved rear bicycle-wheel. It has one hub, two rims, two sets of spokes and tires. This invention is meant to be safer and has the qualities of a tricycle. It is meant for a woman's bicycle.
Date: January 14, 1896
Creator: Broers, Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Automatic Type-Writing Machine.

Description: Patent for improvements to the type writer which allow for automatic, proper spacing between letters and words; will automatically return the carriage to the beginning of the page; and will automatically feed the inking ribbon so that the entire surface is used. Includes instructions and illustrations.
Date: April 13, 1897
Creator: Templeton, Allison
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Back-Band Buckle.

Description: Patent for an improved back-band buckle and an improved hook that connects the buckle with the trace-chain. The lever-hook snaps "into position and is held secure in a pane substantially flush with the lower portion of the buckle-frame when the buckle is closed by the forcing down of the lever" (lines 15-19).
Date: April 20, 1897
Creator: Brown, John Staddart
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bicycle-Tire.

Description: Patent for certain new and useful improvements in tires for "use with bicycles" (line 10).
Date: August 22, 1899
Creator: Lewis, George Harris
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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