UNT Libraries Government Documents Department - 68 Matching Results

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Aeroplane

Description: Patent for an aeroplane. The invention is designed to vary the curvature of the plane from front to rear and by this means the plane may be so adjusted as to reduce the "head resistance" to a minimum. The invention is also trying to find the suitable means for manipulating the adjustable sections whereby the movable sections. This invention aims to provide a machine that is strong, durable, efficient, and comparatively simple to construct.
Date: September 7, 1915
Creator: McCarroll, Frank
Item Type: Refine your search to only Patent

Apparatus for Protecting Electrical Circuits.

Description: Patent for an apparatus for protecting electrical circuits, and is an improvement on a previous patent (No. 537,932) issued to the inventor. This patent consists of "an electrical circuit, an alarm or indicator, a continuously-operating signal-transmitter at the protected structure operating to affect or influence the alarm or indicator, and a second or duplicate continuously-operating signal-transmitter located at the watchman's station, operating in unison with the first-named signal-transmit… more
Date: January 7, 1896
Creator: Oram, John M.
Item Type: Refine your search to only Patent

Automatic Service-Switch.

Description: Patent for a new automatic service switch "which will be entirely concealed within a casing ordinarily kept locked, thus preventing any unauthorized parties from endangering themselves by tampering with the switch, and furthermore impeding any attempt to defraud the company furnishing the current by rendering the switch difficult to access." (lines 35-42) including instructions and illustrations.
Date: April 7, 1914
Creator: Wetter, Ralph E.
Item Type: Refine your search to only Patent

Bailing-Press

Description: Patent for improvements in bailing presses, for baling cotton and other materials and substances. Baling press have strong and durable organization devices and mechanisms for feeding and pressing cotton.
Date: October 7, 1913
Creator: Murray, Stephen D.
Item Type: Refine your search to only Patent

Braiding Attachment for Sewing-Machines.

Description: Patent for an "attachment to the pressure-foot of sewing machines to carry a tinsel or braid in proper position relative to the needle" (lines 15-17) to ensure the tinsel or braid is fully attached to the desired outline on the cloth. Patent includes instructions and illustrations.
Date: September 7, 1897
Creator: Tynes, Minor Eugene.
Item Type: Refine your search to only Patent

Buckle.

Description: Patent for a new and improved buckle. This design consists "[i]n a harness-buckle, the combination, with the frame, provided with a tongue-bar having two tongues thereon and a tongue-bar having a single tongue thereon, of a clasp-rest and a hinged clasp near opposite ends of the buckle-frame" (lines 77-82).
Date: October 7, 1884
Creator: Daniel, Ellison Armistead
Item Type: Refine your search to only Patent

Bustle.

Description: Patent for a new and improved bustle. This design consists in "[a] bustle consisting of a single piece of wire bent in spiral form, and bent at its ends to form loops to which are secured straps . . . having a buckle, and the elastic strap secured to the strap and engaging a buckle on the strap" (lines 85-90).
Date: July 7, 1885
Creator: Davis, Charles Robert
Item Type: Refine your search to only Patent

Combination Key and Automatic Stop Cock

Description: Patent for "new and improved Combination Key and Automatic Stop-Cock" (lines 6-7) for the purpose of providing "an automatic arrangement for cutting off the water-supply in hydrants and like appliances when the weather becomes so cold as to endanger the freezing of the water" (lines 11-14).
Date: May 7, 1900
Creator: Randall, C. T.
Item Type: Refine your search to only Patent

Combined Plow and Cultivator.

Description: Patent for combined plow and cultivator "to provide a manually operated mechanism by which the front and rear plows may be simultaneously adjusted up or down, and held in any position of such adjustment" (lines 11-15).
Date: October 7, 1913
Creator: Womble, Corneilous E. & Martin, Henry G.
Item Type: Refine your search to only Patent

Draft-Equalizer.

Description: Patent for Draft Equalizer. Patent states this invention "relates to the new and useful improvements in draft-equalizers" (lines 10-11). Includes instructions and illustrations.
Date: October 7, 1919
Creator: Dudley, Thomas J. & Bryant, Marvin H.
Item Type: Refine your search to only Patent
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