Search Results

Improvement in Sewing-Machine Thread-Guards.

Description: Patent for "a guard attachment to the Wheeler & Wilson sewing-machine for preventing the thread from being thrown off the tension by the work, and for preventing the thread from running off the spool onto the spindle." (Lines 6-11) Includes instructions and illustrations.
Date: December 21, 1875
Creator: Roosevelt, Lillian
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Oil Press Mat.

Description: Patent for a new and improved oil press mat. This design "is to flexibly connect the metal plates or leaves of a three-leaved oil-press mat in such manner that when the mat with the bags of meal interposed between its leaves is subjected to pressure for the purpose of expressing the oil the parallelism of the leaves will be maintained and endwise shifting of the same prevented. A further object is to provide a fastening . . . which shall be stronger, more durable, and more positive in its functions" (lines 31-41).
Date: June 7, 1881
Creator: Ahrenbeck, William
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Motor.

Description: Patent for a new and improved motor. This design "has for its object to provide a motor of the class . . . that shall possess superior advantages in point of simplicity, cheapness, durability, and general efficiency; and to these ends [the] invention consists in the construction and novel arrangement of parts" (lines 17-23).
Date: September 30, 1884
Creator: Chilton, William
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Stock Collar.

Description: Patent for a new and improved stock-collar. This design is "for the purpose of positively and unmistakably identifying cattle and other like stock, and to obviate the necessity of marking and branding cattle, &c., which shall be light, simple, strong, and durable in construction, thoroughly effective for the purposes designed, easily attached to and removed from the necks of cattle, &c., which shall be cheap and inexpensive of manufacture, and not liable to become lost, misplaced, broken, or detached by the animal in its efforts to release itself" (lines 16-26).
Date: April 6, 1886
Creator: Roberts, John Harrison
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Mail Bag Fastening.

Description: Patent for a new and improved mail-bag fastener. This design "is to provide a fastening for mail-bags, which may be quickly manipulated to fasten or unfasten the bag. To this end the invention consists, essentially, of a slide formed with key-hole slots and carried by an overlapping flap, the said slide being adapted to engaged headed studs that are secured to one side of the main portion of the pouch and passed through apertures formed in the other side of the pouch" (lines 7-16).
Date: September 3, 1889
Creator: Roosevelt, James A.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Improvement in Car-Couplings.

Description: Patent for an improvement in car-couplings with illustrations.
Date: May 30, 1876
Creator: Darrow, Nicholas
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Letter Clasping Device

Description: Patent for a letter clasping device. Illustration included.
Date: July 26, 1906
Creator: Elliott, Claud B. & Loggins, John T.
Item Type: Patent
Partner: UNT Libraries Government Documents Department

Shovel Plow

Description: Patent for a shovel plow. Illustration included.
Date: September 4, 1906
Creator: Kilpatrick, Robert L.; Harvey, J. D. & Browne, A. C.
Item Type: Patent
Partner: UNT Libraries Government Documents Department