UNT Libraries Government Documents Department - 85 Matching Results

Search Results

Results: 1 - 24 next

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

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

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

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

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

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

Wagon Spring.

Description: Patent for a new and improved wagon spring. This design "is to provide a vehicle in which springs of great strength may be employed which will not require stay-chains, and which will not increase the height of the wagon-body and cause inconvenience in loading and unloading the vehicle and in getting in and out, and, furthermore, to provide a vehicle in which the wagon-body may be but slightly elevated above the axles, and in which the springs will have great play" (lines 17-26).
Date: February 25, 1890
Creator: Conley, Miles D.
Item Type: Refine your search to only Patent

Wagon-Brake.

Description: Patent for improvements in automatically operated wagon-brakes using the combination of tongue, rods, hook, levers, spring and chains that connected with each other and secured beneath the wagon-bed to operate the wagon-brake. Illustration is included.
Date: August 25, 1891
Creator: Garrett, James B.
Item Type: Refine your search to only Patent

Washing Machine.

Description: Patent for a new and improved washing-machine. This design "is to simplify and improve the construction of washing machines and to enable clothes to be thoroughly washed without liability of injuring them" (lines 10-14). This design consists in "a frame comprising the legs, the rounds connecting the legs, and the parallel horizontal side bars connecting the upper ends of the legs at each side of the frame, the ends of the frame being open at the top, a diamond-shaped washing-machine body journa… more
Date: October 25, 1892
Creator: Gardner, David
Item Type: Refine your search to only Patent

Type-Writing Machine.

Description: Patent for a simple, reliable, and easily operated attachment for a type-writing machine that continuously feeds paper to the type. "Several sheets, as they are printed may be severed in equal lengths, without disturbing the engagement of the continuous web with the paper-cylinder and feeding-devices" (lines 13-17).
Date: July 25, 1893
Creator: Smith, John D.
Item Type: Refine your search to only Patent

Wire - Fence Machine.

Description: Patent for a new and useful wire-fence machine. This design is to "provide a simple, compact, light, and comparatively inexpensive machine adapted to be transported with facility to enable a single operator to readily distribute" (line 10 - 13).
Date: January 25, 1898
Creator: Allen, John W.
Item Type: Refine your search to only Patent

Machine for Handling and Cleaning Seed-Cotton.

Description: Patent for improvements in machines for handling and cleaning seed-cotton by “taking seed-cotton from wagons or storehouses through pneumatic tubes and delivering it freed from dust and other extraneous matter to any number of gins. It includes devices for imparting flexibility to the feed-section of the tube for distributing the cotton and for disposing of the surplus when the cotton is supplied faster than it can be ginned.” (Lines 15-22) Illustration is included.
Date: August 25, 1891
Creator: Thomas, Robert Smith; Hardwick, Sauny Warren & Elam, William Erwin
Item Type: Refine your search to only Patent

Locomotive-Headlight.

Description: Patent for an independent reservoir lamp for locomotive head lights. "?The conduit by which the reservoir and burner communicate is liable to be obstructed with sediment which not only interferes with the suitable flow of oil but corrodes the metal and necessitates repairs" (lines 13-17). The invention is convenient to use and inexpensive.
Date: April 25, 1893
Creator: Owens, Thomas B.
Item Type: Refine your search to only Patent

Logging-Truck.

Description: Patent for a logging-truck that is a "simple and convenient apparatus which is operated by a team to raise the logs from the ground, and which thus obviates the necessity of using a hand windlass as is usually done" (lines 14-18). This is used in countries where it does not snow often.
Date: December 25, 1894
Creator: Brough, William, Jr.
Item Type: Refine your search to only Patent

Lumber-Kiln

Description: Patent for a "kiln proper . . . constructed with special reference to combustion of cinders or sparks, and thereby preventing their escape into the chamber containing the lumber" (lines 7-10)
Date: February 25, 1890
Creator: Anderson, Andrew T.
Item Type: Refine your search to only Patent

Machine for Making Tablets

Description: Patent for a machine for making tablets. This patent describes improvements in tablet-making machines or molds, which will be simple in construction and which will make tablets of different sizes, there being provided plates which are perforated and of different sizes whereby the thickness which it is desired to mold the tablets may be regulated.
Date: February 25, 1896
Creator: Loving, Joseph H.
Item Type: Refine your search to only Patent

Machine for Holding Wall-Paper.

Description: Patent for a wall-paper hanging machine. It has a frame with a handle, a paste-pot, pasting rollers, a paper-holding roll, a pivoted matching-frame, a cutter, and a way of putting the frame out of use.
Date: August 25, 1896
Creator: Gowan, Richard H. & Gowan, Louise E.
Item Type: Refine your search to only Patent

Lantern.

Description: Patent for certain new and useful improvements in lanterns, including instructions and illustrations.
Date: October 25, 1898
Creator: Cadwallader, Aldes H. & Carolan, Eugene P.
Item Type: Refine your search to only Patent
Back to Top of Screen