UNT Libraries Government Documents Department - 28 Matching Results

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Anti-Freezing Tank Valve.

Description: Patent for a new and improved tank valve. This design consists in "[t]he combination, with the tank, its valve and lever, and valve-rod, of the frost-chamber having an annular space to receive the non-freezing compound, the stuffing-box around the rod and screw-threaded at the ends, and the screw-threaded caps . . . having necks and flanges" (lines 7-13).
Date: June 11, 1889
Creator: Barrett, William Henry
Item Type: Refine your search to only Patent

Blind Stop.

Description: Patent for a new and improved blind stop. This design consists in "[t]he combination, with a shutter provided with pivotal slats, of a flat spring-metal fastening-plate provided with a slot for clearing the slat-pivot, and projections upon its surface for engaging with the end of the slat, and having its rear end secured to the shutter-frame and its front end projecting beyond the plane of the shutter-frame and forming a thumb-piece for operating said spring-plate" (lines 59-67).
Date: June 11, 1889
Creator: Wesson, Miley B.
Item Type: Refine your search to only Patent

Churn.

Description: Patent for an apparatus for operating churns and ice-cream freezers. To operate, one turns a handle, and through a series of gears, pulleys, and wheels, the cream is stirred. The churn container rotates and sits in a frame where the apparatus is fixed above it.
Date: August 11, 1896
Creator: Martin, James W.
Item Type: Refine your search to only Patent

Hairpin

Description: Patent for preventing "the accidental displacement of the dislodgment of the pin from the hair of the wearer." (Lines 11-12).
Date: September 11, 1919
Creator: Nalle, Charles R. of Forth Worth, TX
Item Type: Refine your search to only Patent

Induction Coil.

Description: Patent for a new and improved induction coil. This design consists in "[t]he combination of the bent core, the primary and secondary coils wound thereon, the adjustable armature connected to one pole (to form an extension thereof) and extending over the opposite pole, and the set-screw for moving the free end of the armature toward or from the disconnected pole to establish or break the magnetic circuit" (lines 5-12).
Date: June 11, 1889
Creator: Brown, Fred H.
Item Type: Refine your search to only Patent

Measuring Vessel.

Description: Patent for a new and improved measuring vessel. This design consists in "a measuring-vessel provided with a funnel projecting from right angles at the top of it, and a hinged lid wholly covering the opening to the funnel and to the vessel" (lines 54-58).
Date: October 11, 1887
Creator: Reeves, Virgil A.
Item Type: Refine your search to only Patent

Miner's Lamp.

Description: Patent for a new and improved miner's lamp. This design "may be attached to any wooden structure in the mine, to any crevice in the rock, or to the earthen wall of the mine, and when set upon any ledge or flat surface prevented from tipping over, and when attached to the hat or other garment of the miner kept from swinging or turning out of proper position; also, [it] provid[es] the lamp with a rod for adjusting the wick of the lamp for regulating the flame of the lamp" (lines 10-19).
Date: September 11, 1883
Creator: Lee, Charles A.
Item Type: Refine your search to only Patent

Monkey-Wrench.

Description: Patent for a monkey wrench that "can be adjusted for different sizes of nuts by the same hand which is using the wrench...and which may also be used as a pipe wrench" (lines 16-21).
Date: January 11, 1921
Creator: Kirkpatrick, Otey R.
Item Type: Refine your search to only Patent

Oscillating Cradle.

Description: Patent for a new and improved oscillating cradle. This design utilizes a hand-crank and gears to gently rock the wooden cradle back and forth. Also connected to the crank is a wooden rod at the bottom which gently strikes a xylophone underneath.
Date: January 11, 1881
Creator: Brown, Fred Harvey
Item Type: Refine your search to only Patent

Safety Valve Attachment for Lamps.

Description: Patent for a new and improved safety attachment for oil lamps. This design is "to permit of the escape of any gas which may be formed in the upper part of the oil-reservoir by the evaporation of its contents; and the object thereof is to provide a simple form of valve stamped from a single piece of sheet metal, with a shank adapted to be inserted through a slot in the lamp-collar and the valve afterward bent down over the valve-opening, thus presenting a valve that will be sensitive to the pres… more
Date: May 11, 1886
Creator: Ingle, Ezra William
Item Type: Refine your search to only Patent

Silo.

Description: Patent for a new silo design made of hollow tiles "to provide dead-air spaces within the tile, for the purpose of preventing the rapid passing of heat or cold through the tile" (lines 13-16) including instructions and illustrations.
Date: August 11, 1914
Creator: Sellors, Edward M.
Item Type: Refine your search to only Patent
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