Search Results

Automatic Boiler-Feeder.

Description: Patent for certain new and useful improvements in automatic boiler feeders, including instructions and illustrations.
Date: July 12, 1898
Creator: Sharp, Joshua H.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Corn or Cotton Planter.

Description: Patent for a simple, inexpensive, and efficient adjustable corn or cotton planter. It has a frame, ground-wheel, furrow opening and closing apparatuses, a hopper, seeding devices, a crank-arm, an agitator shift, a set-screw, a crank-pin, and bearings on the sides of the hopper.
Date: December 4, 1894
Creator: Brown, Mathias
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Automatic Railway Signal.

Description: Patent for a new and improved railroad signal. This design, "[w]hen the wheels of a passing train come in contact with the spring and bent end of the lever . . . said end is lowered or depressed, causing the movement in the same direction of the outer end of said lever, which, through the agency of the wire, will cause the ringing or sounding of the gong or bell as the wheels . . . come in contact with the end of the lever. . . .[A]fter the wheels of the last car of a train have passed the point where the lever is located, said lever will be returned to its normal position by means of the coil-spring" (lines 57-71).
Date: October 16, 1888
Creator: Ross, Albert James & Darter, John T.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Whitewash

Description: Patent for "improvement in whitewash-paint consists in the use of certain ingredients whereby the same is rendered more permanent or durable and beautiful in color than any other article of the kind hitherto produced" (lines 10-14).
Date: April 9, 1889
Creator: Brizzolari, Davis
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design "consists in the point made with a land-side, fitting into a rabbet in the land-side of the standard, and made thicker and deeper than said rabbet, so as to project beyond and below said land-side to receive the wear" (para. 5).
Date: December 11, 1877
Creator: Dawson, William Wyatt
Item Type: Patent
Partner: UNT Libraries Government Documents Department