11,700 Matching Results

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Screen for Vehicles (open access)

Screen for Vehicles

Patent for an improvement in screens meant to prevent passengers from having to look at horses' hind ends in carriages. It is a rectangle of cloth laced in a frame, which is attached to the thills.
Date: May 19, 1896
Creator: Fleming, John M.
Object Type: Patent
System: The Portal to Texas History
Straw Rack for Threshing Machines (open access)

Straw Rack for Threshing Machines

Patent for a rack that will separate the grain, straw, and chaff to the fullest extent.
Date: October 3, 1916
Creator: McGraw, Walter A.
Object Type: Patent
System: The Portal to Texas History
Railroad Cattle-Gate (open access)

Railroad Cattle-Gate

Patent for a gate or guard to be positioned on a railroad track to prevent cattle or persons crossing the railroad track from turning up or down the track, and so avoid injury or death to cattle or persons. It is designed to be automatically activated by the passing train, and is of a simple design that is inexpensive to construct.
Date: February 5, 1918
Creator: Seay, Thomas A.
Object Type: Patent
System: The Portal to Texas History
Railway Frog (open access)

Railway Frog

Patent for railway frog which "will tend to minimize the danger of train derailment at switch crossings" (lines 12-13).
Date: July 30, 1918
Creator: Jackson, George Ferris
Object Type: Patent
System: The Portal to Texas History
Rotary Engine (open access)

Rotary Engine

Patent for "a simple and efficient construction of engine including two parallel series of piston-heads and wherein steam will be supplied to the heads of each series alternately" (lines 9-13).
Date: July 9, 1901
Creator: Keith, Jonathan
Object Type: Patent
System: The Portal to Texas History
Oil-Burner. (open access)

Oil-Burner.

Patent for a device which effectively burns "kerosene, gasoline, naphtha or crude oil" (lines15-16) in a bunsen-burner fashion that is also easy to manufacture and cheap to maintain.
Date: July 20, 1915
Creator: Veach, Joshua H.
Object Type: Patent
System: The Portal to Texas History
[News Clip: HIV Follow-up] captions transcript

[News Clip: HIV Follow-up]

Video footage from the KXAS-TV/NBC station in Fort Worth, Texas, to accompany a news story.
Date: March 12, 1992, 10:00 p.m.
Creator: KXAS-TV (Television station : Fort Worth, Tex.)
Object Type: Video
System: The UNT Digital Library
Desk (open access)

Desk

Patent for a desk. Illustrations included.
Date: March 10, 1908
Creator: Thompson, Thomas Henry
Object Type: Patent
System: The Portal to Texas History
Device for Digging Wells or Post Holes. (open access)

Device for Digging Wells or Post Holes.

Patent for a new and improved post-hole digger. This design consists in "the combination, with an annular head carrying cutters, of the block or bar, the arms secured at their upper ends to the bar or block and at their opposite ends to the head, the cylinder, and the yielding arms secured at one end to said bar and their opposite ends adapted to engage the upper edge of the cylinder" (lines 34-41).
Date: November 12, 1889
Creator: Stephenson, Elam Grigory
Object Type: Patent
System: The Portal to Texas History
Cotton Chopper and Cultivator (open access)

Cotton Chopper and Cultivator

Patent for "a machine of this class which shall be simple in construction, durable, and effect ive in operation, and which may be easily manipulated" (lines 11-14).
Date: March 11, 1890
Creator: Porter, William Daniel
Object Type: Patent
System: The Portal to Texas History
Attachment for Plows. (open access)

Attachment for Plows.

Patent for a new and improved attachment for plows. This design consists in "[t]he combination, with the rear of the land-side of a turning plow, of an attachment for dirting the plants, consisting of a shank having a rearwardly and upwardly extending blade diagonally attached thereto, having a sharp curved lower edge and a curved upper edge, said edges forming a point on the outer end of the blade, said blade having a concaved upper face" (lines 7-15).
Date: August 14, 1888
Creator: Tennison, James B.
Object Type: Patent
System: The Portal to Texas History
Baling-Press. (open access)

Baling-Press.

Patent for baling-press which is to "provide a rotary sweep,..., which is connected in a novel manner to the compressing-plunger, whereby said plunger is operated twice to each revolution of the sweep" (lines 12-16). Illustrations included.
Date: November 4, 1902
Creator: Fitz Water, Marshall V.
Object Type: Patent
System: The Portal to Texas History