UNT Libraries Government Documents Department - 874 Matching Results

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Switch.

Description: Patent for a switch mechanism for use on railroads. The switch can be installed without cutting the railroad tracks. Instructions and illustrations are included.
Date: March 20, 1917
Creator: Allen, Gus V.
Item Type: Refine your search to only Patent

Driving Mechanism

Description: Patent for a driving mechanism. The object of the invention is to provide a simple and efficient mechanism for transforming reciprocatory motion into rotary motion. It can be adapted in order to connect to other mechanisms.
Date: January 16, 1906
Creator: Allison, Andrew J.
Item Type: Refine your search to only Patent

Plow.

Description: Patent for a reinforced plow shoe that eliminates frictional wear on the landside bar and reduces wear on the landside plate of the plow.
Date: October 16, 1917
Creator: Alston, William H.
Item Type: Refine your search to only Patent

Cotton Picker's Shade.

Description: Patent for a new and improved cotton picker's shade. This design "consists of a portable frame having an adjustable and detachable awning or shade . . . for the use of cotton-pickers and others whose vocation obliges them to work in the field during the hot season" (lines 19-23).
Date: June 14, 1881
Creator: Arnold, William Noah
Item Type: Refine your search to only Patent

Gathering-Machine.

Description: Patent for a gathering machine for boll weevils and other pests in the cotton fields, which collects the insects of of the plants and throws them in the middle of the furrow to expose them to direct sunlight.
Date: August 31, 1909
Creator: Barnes, Ferdinand S.
Item Type: Refine your search to only Patent

Fender.

Description: Patent for a device "to be secured to the prow of a ship or vessel and which projects forwardly therefrom for the purpose of protecting the vessel against injury from a collision" (lines 13-16) including instructions and illustrations.
Date: May 4, 1915
Creator: Barton, Charles H.
Item Type: Refine your search to only Patent

Hand Propelling Device for Sewing Machines.

Description: Patent for a new and improved crank for sewing machines. This design "is to provide propelling device for sewing-machines and similar treadle-power machines which shall dispense with the treadle-action and injurious strain which its use imposes . . . It consists in a rod jointed to the fly-wheel after the manner of a pitman, but which, instead of connecting with a treadle, is fashioned into a handle, which extends obliquely upward toward the operator, and is combined with and held in place by a… more
Date: April 10, 1888
Creator: Beaird, Kate Palmer
Item Type: Refine your search to only Patent

Support for Attachment to Desks.

Description: Patent for "a stand, shelf, or holder for attachment to desks...for the purpose of supporting a type-writer [or] reference-book... the object in view being to provide a support of this character with means for attaching the same to a desk and means for swinging or revolving said support so that the... article may be readily and conveniently brought around to the front of the desk for use... and then swung back out of the way upon the side of the desk." (lines 12-24)
Date: August 11, 1903
Creator: Bell, William Jackson
Item Type: Refine your search to only Patent

Gate-Hinge.

Description: Patent for a "gravity-hinge for causing a gate to automatically close, and which is susceptible of such adjustment that if the gate-post and the latch-post, either or both, become disarranged as regards their perpendicular position, or if they are not exactly coincident with relation to each other, the gate can be centered relatively to the latch-post, or rather the hinged end of the gate can be set precisely perpendicular or be shifted laterally to any required angle of inclination for the pur… more
Date: July 27, 1897
Creator: Berry, John S.
Item Type: Refine your search to only Patent

Gate-Latch.

Description: Patent for a gate-latch. A latch-pin secured in a beam, another latch secured to the inside of another post, with two pivoting hangers, and plates come together to form this latch.
Date: January 5, 1897
Creator: Berry, John S.
Item Type: Refine your search to only Patent

Gate-Latch.

Description: Patent for a gate latch that works by having stop-pins secured to the gate, while a rod goes through the post, with a handle on one end and a latch on the other end. The latch is shaped so that it catches the pin.
Date: January 5, 1897
Creator: Berry, John S.
Item Type: Refine your search to only Patent
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