UNT Libraries Government Documents Department - 48 Matching Results

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Slime-Separator.

Description: Patent for a slime-separator "to provide means for automatically regulating the separate water flow, and discharging the solid proportionally with the settling of the solids in the receptacle" (lines 44-47). The patent includes illustrations and instructions.
Date: November 24, 1914
Creator: Allen, Charles
Item Type: Refine your search to only Patent

Windmill

Description: Patent for a windmill that rotates on a vertical and horizontal axis. The blades are mounted to stop in order to prevent damage to the windmill should pressure occur.
Date: November 11, 1919
Creator: Brown, Archie Edwards
Item Type: Refine your search to only Patent

Cab-Signal and Automatic Stop

Description: Patent for a cab-signal and automatic stop that "relates to railway safety appliances and has particular reference to signals carried preferably within the locomotive cab." (lines 9-12) includes instruction and illustrations.
Date: November 7, 1916
Creator: Bulla, Melbern Bernie
Item Type: Refine your search to only Patent

Water Elevator.

Description: Patent for a new and improved water-elevator. This design "has for its object to provide for the escape of the air initially held in the upper bends of the screw, so as to relieve the same of the pneumatic pressure caused thereby in connection with the ascending water, thus causing less resistance to the rotation of the screw, enabling it to be operated by decreased motive power" (lines 11-18).
Date: November 9, 1886
Creator: Campbell, George W.
Item Type: Refine your search to only Patent

Gate.

Description: Patent for a gate "in which the one hinge point is adapted to be shifted to cause the gate to swing in one direction or the other... [by] providing means for shifting the hinge point of the gate from a carriage or a wagon on the roadway without leaving the latter" (lines 11-13, 15-17); including instructions and illustrations.
Date: November 11, 1913
Creator: Craig, Sam A.
Item Type: Refine your search to only Patent

Soldering-Machine

Description: Patent for soldering machine "for uniting by soldering these connections or joints of the printing strips, although the machine is not limited to this purpose, for, as will be obvious, it is adapted for application in the soldering of various kinds of work" (lines 32-37) including instructions and illustrations.
Date: November 5, 1901
Creator: Crane, Walter E.
Item Type: Refine your search to only Patent

Can Opener.

Description: Patent for "a can opener intended for use in removing or cutting the closures or tops from cans or other sheet metal receptacles." [lines 8-11]
Date: November 25, 1919
Creator: Crawford, Hezekiah H.
Item Type: Refine your search to only Patent

Harness.

Description: Patent for a harness for racing horses and buggies, which eliminates the jerky motion of the buggy from the movement of the horse.
Date: November 16, 1909
Creator: Crawford, Hezekiah H.
Item Type: Refine your search to only Patent

Cutter-Head

Description: Patent for a cutter head, related to cutter heads used for woodworking machinery, including instructions and illustrations.
Date: November 24, 1914
Creator: Crawford, John Mack
Item Type: Refine your search to only Patent
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