UNT Libraries Government Documents Department - 202 Matching Results

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Oil Press Mat.

Description: Patent for a new and improved oil press mat. This design "is to flexibly connect the metal plates or leaves of a three-leaved oil-press mat in such manner that when the mat with the bags of meal interposed between its leaves is subjected to pressure for the purpose of expressing the oil the parallelism of the leaves will be maintained and endwise shifting of the same prevented. A further object is to provide a fastening . . . which shall be stronger, more durable, and more positive in its funct… more
Date: June 7, 1881
Creator: Ahrenbeck, William
Item Type: Refine your search to only Patent

Breakwater.

Description: Patent for improving seawalls to "preserve channels across the bars at the mouths of rivers, creeks, or canals and between bays and gulfs" (lines 6-8), including illustration.
Date: June 7, 1859
Creator: Armour, D. Hillen
Item Type: Refine your search to only Patent

Railway Signal.

Description: Patent for a new and improved railroad signal. This design consists in "[a] continuous electric conductor extending beside a railroad, a contact-maker borne by a train, an electric galvanic battery, a stationary transmitter, and a train provided with transmitting and receiving instruments on two or more members of the train and connected with the electric circuit in multiple arc . . . whereby a message can be sent to each member simultaneously" (lines 8-17).
Date: June 7, 1887
Creator: Armstrong, James Henry
Item Type: Refine your search to only Patent

Elevated Railroad

Description: Patent for "improvements in elevated railways; and the object of my invention is to produce an elevated-railway system which is comparatively cheap, which is absolutely safe, and in which the cars are arranged so that they ride very easily and can be readily adapted for both passenger and freight traffic" (lines 8-15).
Date: June 7, 1892
Creator: Arnold, Eliphalet L.
Item Type: Refine your search to only Patent

Foldable Hacksaw.

Description: Patent for a foldable hacksaw, including illustrations. The foldable hacksaw is "of rigid construction, at the same time being foldable...so that it may be readily carried in the pocket" (lines 13-16).
Date: June 7, 1921
Creator: Barner, Lawrence Dunston
Item Type: Refine your search to only Patent

Bale Tie.

Description: Patent for a new and improved bale tie. This design consists in "[t]he buckle, having the side re-entering angles, the bars, and the slot the edges at the apices of the re-entering angles being expanded . . . with strengthening-fins formed therein" (lines 65-70). This novel construction and combination of parts allows for "the provision of a tie-buckle that can readily be applied without extraneous fastening devices either with the tie or the buckle itself, and one which can be repeatedly used,… more
Date: June 7, 1887
Creator: Copeland, Eliza A.
Item Type: Refine your search to only Patent

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design is "for automatically coupling cars of various heights, and also to provide devices for uncoupling the cars without the necessity of going between them. [The] invention consists in a spring-pressed hook attached to or formed upon a rock-shaft extending to the top of the car, and provided with a hand-wheel, by which it may be turned. It also consists in the combination, with the hook, of a rod connected thereto and extending t… more
Date: June 7, 1887
Creator: De May, Eugene A.
Item Type: Refine your search to only Patent

Improvement in Combined Sower, Planter, Cultivator, Scraper, and Gang-Plow.

Description: Patent for "a strong, simple, durable, and effective machine, which shall be so constructed and arranged that it may be readily adjusted for use as a gang plow, seed-sower, seed-planter, cultivator, and cotton-scrape, and which will do its work thoroughly and well in either capacity." Includes instructions and illustrations.
Date: June 7, 1870
Creator: Eddleman, James P.
Item Type: Refine your search to only Patent

Automatic Car Uncoupler.

Description: Patent for a new and improved car uncoupler. This design consists in "[t]he combination, with a coupling adapted to hold two cars together, of an uncoupler comprising a lever pivotally connected to the car, a weight supported on the car and connected to said lever, and a connection between the weight-operated lever and the coupling for operating it, to separate the cars upon the dropping of the weight" (lines 4-11).
Date: June 7, 1887
Creator: Flett, John Henry
Item Type: Refine your search to only Patent

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design has for its object "to provide a coupler which may be used in connection with an ordinary pin-and-link coupler, or with a novel form of draw-pin formed especially for use in connection with the coupler . . . the object of the invention being to so arrange the parts that cars may be automatically coupled and uncoupled without entering the spaces between the ends of the approaching cars" (lines 8-17).
Date: June 7, 1887
Creator: Flett, John Henry
Item Type: Refine your search to only Patent

Rolling Windshield.

Description: Patent for an automobile attachment which protects the said automobile from adverse weather conditions. The apparatus is unique in its simple construction, practicality, and ability to "be rolled into a small compass" when not in use (lines 20-21).
Date: June 7, 1921
Creator: Gerhard, William H.
Item Type: Refine your search to only Patent
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