UNT Libraries Government Documents Department - 818 Matching Results

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Attachment for Cash-Registers.

Description: Patent for an attachment for cash registers which makes it impossible to remove paper to wrap a customer's purchase before the cash register has been opened, for the purpose of reducing "losses due to forgetfulness or dishonesty of clerks making sales" (lines 9-11), including illustrations and instructions.
Date: June 10, 1919
Creator: White, Robert N., Jr.
Item Type: Refine your search to only Patent

Axle-Repairing Apparatus.

Description: Patent for a new, simple, and efficient axle repairing apparatus for "facilitating the repairing of worn axles without the removal of the wheels or the axles from the vehicle-body" (line 10 -12).
Date: May 10, 1898
Creator: Hammer, Willie Alice
Item Type: Refine your search to only Patent

Badge.

Description: Patent for a badge that is to be pinned or worn upon the coat or other garment with the representation of the human eye that is capable of being winked or moved. The bade is to be used for advertising, humor or salutations, included illustration.
Date: December 30, 1913
Creator: Connor, James
Item Type: Refine your search to only Patent

Baling Press.

Description: Patent for a new and improved baling press. This design "comprise[s] a frame and case having aligned baling-chambers at opposite ends, a follower having two head-blocks working one in each of the baling-chambers, a shaft journaled between the baling-chambers, and two ropes connected at one end to the shaft and at their other ends to the opposite head-blocks" (lines 46-53).
Date: May 3, 1887
Creator: Green, William Robert & Green, Newton Jasper
Item Type: Refine your search to only Patent

Bed Slat Fastener and Brace

Description: Patent for a bed-slat fastener and brace. This bed-slat design is designed to "effectually prevent the distension of the side rails of the bed and will also strengthen and support the slats and prevent sagging or breakage" (line 9-12) illustration included.
Date: June 16, 1903
Creator: Shelton, Robert H.
Item Type: Refine your search to only Patent

Blackboard-Eraser

Description: Patent for "blackboard-erasers in which the erasing material is detachable from the wood block or handle and permits...being used continuously."
Date: November 18, 1902
Creator: Williams, Lavinia B.
Item Type: Refine your search to only Patent

Burglar Alarm.

Description: Patent for a new and improved burglar alarm. This design "consists in a wire attached to the anchor or escapement-lever of a clock-work for ringing or sounding an alarm bell, which wire has a hook at its outer end, which is passed into a loop, ring, or hook at the end of a wire connected with the key-bolt or knob-bolt of a lock, or with a wire leading to places a considerable difference from the alarm" (lines 11-18).
Date: September 20, 1881
Creator: Holloman, Harvey Allen
Item Type: Refine your search to only Patent

Calculating-Machine.

Description: Patent for an improvement to mechanical calculators by providing the "means for facilitating the addition of successive numbers of the same or different denominations, and also for subtracting and multiplying the same by substantially the means employed in adding" (lines 10-14). It includes a written explanation and illustrations.
Date: April 17, 1894
Creator: Stallard, Sherman R.
Item Type: Refine your search to only Patent

Car-Brake.

Description: Patent for an improvement "in the application of power to car brakes, whereby the slack is quickly and automatically absorbed, and a powerful leverage is secured, and a perfect equalization of the leverage at each end of the car is obtained, and the convenient and safe adjustment of the brakes in regard to the wheels is effected, and any particular alignment of the brake cylinder in regard to the car body is avoided as the cylinder in regard to the car body is avoided as the cylinder may be pla… more
Date: June 20, 1893
Creator: Ferguson, George J.
Item Type: Refine your search to only Patent

Car-Brake.

Description: Patent for a car brake that "automatically absorb[s] the slack in car brake connecting rods which slack is induced by the wear of the brake shoes and fastening and the stretching of the parts by the strain in applying the brake" (lines 7-12). It is adjustable, inexpensive, and adjustable.
Date: March 14, 1893
Creator: Ferguson, George J.
Item Type: Refine your search to only Patent

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design "is to provide a cheap, durable, and simple car-coupling, which shall be automatic and positive in its action, and which uses the ordinary link and takes the draft in the same way as the common pin, and which will also fit any car, and will not get out of order from being battered. It consists, mainly, in the peculiar construction of a coupling device, in combination with a spring for holding it to the open or closed position… more
Date: September 8, 1885
Creator: Ferguson, George Jones
Item Type: Refine your search to only Patent

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design consists "[i]n a car-coupling, the combination of a recessed draw-head having abutments . . . and a transverse ridge, of a link adapted to rock on said ridge, a pivoted coupling-hook carrying a diagonally-projecting pin near its forward end, and a spiral spring arranged diagonally above the coupling-hook and surrounding said pin" (lines 93-100).
Date: November 17, 1885
Creator: Nutting, Adrain
Item Type: Refine your search to only Patent
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