UNT Libraries Government Documents Department - 85 Matching Results

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Anal Speculum.

Description: Patent for a new and improved anal speculum. This design is "to so construct the several parts that there will be no rough or raised edges to interfere with its insertion in the anal passage; secondly, to so construct [the] improved speculum that it may be readily used as a bi-valve or dilator; thirdly, to form a locking-joint on the meeting edges of the shells forming the speculum, whereby the sections are prevented from overlapping each other to avoid pinching or injury to the walls of the an… more
Date: March 25, 1890
Creator: Shuford, Quincy Adams
Item Type: Refine your search to only Patent

Angle-Cock.

Description: Patent for "a new and improved angle-cock so constructed that the plug cannot be turned by an unauthorized person without the knowledge of the engineer in charge of the train." (Lines 8-12) Includes instructions and illustrations.
Date: August 25, 1896
Creator: Waldron, William J.
Item Type: Refine your search to only Patent

Animal-Trap.

Description: Patent for an animal trap meant to trap animals that burrow in the ground, such as prairie dogs. The trap catches the animal when it leaves its den and the animal cannot escape the trap.
Date: April 25, 1893
Creator: Manning, James
Item Type: Refine your search to only Patent

Antifriction Clasp.

Description: Patent for a new and improved anti-friction clasp. This design "is to provide means whereby the wear due to the rubbing of inclosed rods or ropes against an inclosing casing may be reduced to a minimum and whereby the central alignment of the rods or ropes with respect to the inclosing casing may be accurately preserved" (lines 11-17). It consists in "a series of friction balls or rollers mounted therein and projecting from the periphery thereof and being divided into sections adapted to be cla… more
Date: October 25, 1892
Creator: Black, William L.
Item Type: Refine your search to only Patent

Attachment for Chairs.

Description: Patent for a new and improved chair. This design consists "[i]n a reading and writing attachment for chairs, the combination of a bail-shaped clamp adapted to be applied to a chair-arm, an upright slotted arm, a set-screw passing through said slotted arm and engaging the clamp, a plate carried by the upper end of said slotted arm, and a table pivotally connected to said plate, whereby the table may be adjusted vertically, horizontally, and obliquely" (lines 66-75).
Date: February 25, 1890
Creator: Hutton, Milton C.
Item Type: Refine your search to only Patent

Baling-Press

Description: Patent for "an exceedingly rapid baling of the hay, to provide for the easy transportation of the press and the power employed in connection therewith, and to provide for the adjustment of the size of the baling-chamber" (lines 9-13).
Date: February 25, 1890
Creator: Mattijetz, Andreas
Item Type: Refine your search to only Patent

Breast-Strap for Harness.

Description: Patent for "a breast-strap so constructed as to obviate pressure on the windpipe of the horse and to transfer such pressure to the shoulders; to obviate chafing or rubbing of the breast-strap upon the shoulders, and to permit them to move freely in advance of each other as a result of the movements of the horse." (Lines 12-18) Includes instructions and illustrations.
Date: December 25, 1894
Creator: Russell, Charles H.
Item Type: Refine your search to only Patent

Car Construction.

Description: Patent for "a construction which will permit the speedy and easy removal of brake supporting blocks or equivalent parts from the lower or floor frame of a car and the substitution of others without displacement or injury of other parts of the car." (Lines 13-17) Includes instructions and illustrations.
Date: December 25, 1894
Creator: Coffin, Walter E.
Item Type: Refine your search to only Patent

Car-Coupling.

Description: Patent for "automatic pin-and-link car-couplings in which a sliding spring-actuated block is employed for supporting the coupling-pin in an elevated position preparatory to coupling." (Lines 8-12) Includes instructions and illustrations.
Date: May 25, 1897
Creator: Lee, Charles
Item Type: Refine your search to only Patent

Car-Coupling.

Description: Patent for a car coupling that "couples automatically and by which a brakeman on a single car can uncouple one or more cars and to provide pipe connections between the cars for this and other purposes" (lines 9-13). It has a pivoted drawhead with lever connections to a piston head and uses steam connections with the cylinder in the piston head to couple.
Date: April 25, 1893
Creator: Gebhardt, William Charles
Item Type: Refine your search to only Patent

Car-Coupling.

Description: Patent for "a simple, safe, and practical coupling for cars, arranged to couple at one time as many cars as may be desired, and to operate automatically so as to avoid all necessity of going between the cars, and adapted to use the ordinary link and to couple with cars having a higher or lower draw bar than itself." (Lines 7-14) Includes instructions and illustrations.
Date: December 25, 1894
Creator: Elliott, James W.
Item Type: Refine your search to only Patent

Cartridge-Loading Machine

Description: Patent for "an improvement in cartridge-loaders adapted to load cartridge shells automatically, the machine being operated by suitable power. It consists in improved power mechanism and devices which may be arranged and combined with the loading mechanism of a machine cartridge-loader" (lines 38-45).
Date: November 25, 1890
Creator: Franklin, Edward A.
Item Type: Refine your search to only Patent

Cash-Register.

Description: Patent for a simple and inexpensive cash-register that is accurate and alerts the customer to the price. The operator must charge the correct amount for the purchase.
Date: September 25, 1894
Creator: Johnson, William W.
Item Type: Refine your search to only Patent

Clothing - Boiler

Description: Patent for a new and improved clothing-boiler. This design is to "provide a device of this character in which there is practically no danger of the water or suds-boiling over to the exterior" (line 8 - 11).
Date: January 25, 1898
Creator: Rylander, William Pitts
Item Type: Refine your search to only Patent

Combination Harrow and Cultivator.

Description: Patent for a combined harrow and cultivator that can easily change between the two. It consists of a beam with front and back removable tooth-seats, handles, adjusting holes in the beam, a perforated plate on the top and bottom sides of the beam, pins, and a wedge-shaped key between the bar and a slot in a tooth.
Date: July 25, 1893
Creator: West, Edward B.
Item Type: Refine your search to only Patent

Combined Engine and Superheater Apparatus.

Description: Patent for a "combined steam superheater apparatus and engine driven thereby, which in turn is utilized to automatically shift the steam feeding and cut off devices, and such invention primarily has for its object to provide a combined mechanism of this character which will effectively operate for its intended purposes" (lines 7-14). It also requires a minimal amount of effort to operate, sifts solids out of the water, and retains heat.
Date: December 25, 1894
Creator: Walker, James C.
Item Type: Refine your search to only Patent

Cord-Fastener for Envelopes.

Description: Patent for a device for attaching a chord on a merchandise envelope or a similar package that provides "a means for permanently holding one end of the chord in an improved and secure manner, and adapted for temporarily securing the free end when desired" (lines 11-14).
Date: June 25, 1895
Creator: Scougale, Malcom
Item Type: Refine your search to only Patent

Corn and Cotton Planter.

Description: Patent for certain new and useful improvements in corn an cotton planters. This design is to " provide the same with a sweep or plow which travels in front of the seeder or planter mechanism to open a furrow" (line 13 - 16).
Date: January 25, 1898
Creator: Wendeborn, Ernest Charles
Item Type: Refine your search to only Patent

Cotton Feeder and Cleaner.

Description: Patent for feeders and cleaners for cotton gins: "provide a combined feeder and cleaner for cotton gins which is not only thoroughly and effectually cleans cotton before it passes to the gin, but at the same time it regularly and positively feeds the cotton to the gin in such cleaned condition" (lines 10-15).
Date: April 25, 1893
Creator: Oliphint, Alfred
Item Type: Refine your search to only Patent
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