UNT Libraries Government Documents Department - 57 Matching Results

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Car-Brake.

Description: Patent for Car brake. Improvements in street car brake system which is based on the concept of physical force applied on the fender or apron which in turn forces the shoe on the rim.
Date: July 15, 1902
Creator: Brown, Frank O. & Moore, Edward T.
Item Type: Refine your search to only Patent

Forge-Tray.

Description: Patent for "an improved forge tray, and it has for its object to provide means for preventing the loss or waste of fuel incident to the use of the ordinary forms of forges; and to provide means for concentrating the heat without interfering with the operations of the smith and without intercepting his view of the irons" (lines 8-15).
Date: August 15, 1893
Creator: Burnett, Rufus Samuel
Item Type: Refine your search to only Patent

Air-Pump

Description: Patent for an automobile air pump that can be power driven from a car motor. This pump can be driven from the rear wheel of a car.
Date: July 15, 1915
Creator: Causey, Thomas S. & Kelley, Robert B.
Item Type: Refine your search to only Patent

Lens Holder

Description: Patent for a lens holder. The design of this invention relates to holders for eyeglasses and spectacles. Illustration included.
Date: February 15, 1910
Creator: Chappel, James M.
Item Type: Refine your search to only Patent

Oil Can.

Description: Patent for a new and improved oil can. This design "relates to that class of oil-cans which are used for supplying lubricating material to various kinds of machinery, and which usually consists of a can or receptacle having an orifice through which it may be filled, and a tapering spout for supplying the lubricant to the place where it is needed; and the invention has for its object to produce an oil-can which shall be specially designed for lubricating vehicle-axles, and which shall possess su… more
Date: December 15, 1885
Creator: Denton, Winfield Scott
Item Type: Refine your search to only Patent

Till-Alarm.

Description: Patent for improvements in Tills or cash-drawers by using “a combination-lock to prevent its being opened by unauthorized parties, and which will give an alarm with manipulated by any one unacquainted with the secret of its management.” (Lines 14-18) Illustration is included. Corrections in Letters are also included.
Date: September 15, 1891
Creator: Garrett, Henry
Item Type: Refine your search to only Patent

Cotton-Seed Conveyer.

Description: Patent for "an efficient and economical cotton-seed-conveyer system for the removal of cotton-seed from gins or linters by the exclusive and unimpeded action of an air-blast through the exhaust-flue of the fan that is ordinarily employed in connection with the usual elevator from conducting cotton into the gin-feeders." (Lines 9-15) Includes instructions and illustrations.
Date: June 15, 1897
Creator: Graber, Henry W.
Item Type: Refine your search to only Patent

Boll Breaker and Cleaner.

Description: Patent for a boll breaker and cleaner with a casing with a pair of revolving cylinders with boll-breaking arms adapted to work with additional boll-breaking arms projected from rocking shafts in the lower portion of the casing. Includes instructions and illustrations.
Date: September 15, 1914
Creator: Hale, John W. & Galey, John I.
Item Type: Refine your search to only Patent

Cistern

Description: Patent for the "class of cisterns used to catch rain-water from the roofs of houses or other places" (lines 9-11); including illustration and instructions
Date: May 15, 1900
Creator: Harry, Hugh W.
Item Type: Refine your search to only Patent

Car-Coupling.

Description: Patent for an improved, simple, and efficient car coupling that is reliable and automatically couples cars together. The invention provides "a car-coupling which will not necessitate persons going between cars, and which will, should a car be overturned, become automatically uncoupled to prevent a derailed car dragging others after it down an embankment" (lines 16-20).
Date: August 15, 1893
Creator: Hausam, Daniel Whitfield
Item Type: Refine your search to only Patent

Harrow.

Description: Patent for an improved harrow made up of a yielding frame, an extensible truss-bar, slotted braces, an angle iron, a lever connected to the frame and the truss-bar, a hook that holds the open end of the lever, and a plate on the lever that straddles a bail.
Date: May 15, 1894
Creator: Johnson, John C.
Item Type: Refine your search to only Patent
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