UNT Libraries Government Documents Department - 16 Matching Results

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Churn-Motor.

Description: Patent for improving crank-lever churn motors for a more simple construction that results in a more lightweight but strong machine.
Date: December 11, 1900
Creator: Crawford, William H.
Item Type: Refine your search to only Patent

Hydrant.

Description: Patent for hydrant with plurality of hose attachments. Attachment of hose opens head for egress of water, detachment closes head for egress of water.
Date: December 14, 1915
Creator: Duey, Otus E.
Item Type: Refine your search to only Patent

Power-Transmitting Device

Description: Patent for improvements in power-transmitting devices: convert rotary movement into reciprocatory movement (lines 14 - 15); the speed of movement of the reciprocating member in one direction is greater than in the opposite directions (lines 20-24); and increased pull (line 30).
Date: December 21, 1920
Creator: Huffman, Orla L.
Item Type: Refine your search to only Patent

Tire.

Description: Patent for an improved tire designed with "necessary resiliency without requiring inflation" (lines 14-15). The internal core is designed in such a way that if will not collapse when punctured.
Date: December 17, 1918
Creator: Huffman, Orla L.
Item Type: Refine your search to only Patent

Plow.

Description: Patent for "a plow of simple and cheap construction and the arrangement of whose parts will permit of a ready adjustment of the handles, both as to height and point of pressure, and also a ready adjustment of the plow-standard, whereby the plow as a whole is adapted for large and small horses" (lines 10-17), with illustrations.
Date: December 6, 1892
Creator: Richmond, Stirling P.
Item Type: Refine your search to only Patent

Post Hole Auger.

Description: Patent for a new and improved post-hole auger. This design consists "[i]n a post-hole auger, the combination, with the tool-guiding uprights and their revolving gearing, of the tool-carrying pinion, with the tool-securing contrivance fastened to its under side between said guiding-uprights, said pinion being adapted to revolve with said guiding-uprights, and the platform with its lowering screw or screws geared with the tool-carrying pinion" (lines 74-82).
Date: December 23, 1884
Creator: Robinson, Isiah
Item Type: Refine your search to only Patent
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