UNT Libraries Government Documents Department - 1,287 Matching Results

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Improvement in Thill-Couplings.

Patent for improvements in thill-couplings "whereby provision is made for the easy connection and disconnection of the shafts or pole of the vehicle without any unscrewing or removal of bolts or pins" (para. 2).

Date: unknown

Creator: Fitzsimmons, Henry

Improvement in Standards for Vehicles.

Patent for "a stanchion pivoted in a strong metal box adapted to be fastened to the side of the platform of the car or truck, the box being open at the top and at one end, so that the stanchion can be turned down on its pivot by the side of the platform, to be out of the way of loading the car or truck platform with goods which cannot be conveniently loaded when the stanchions are upright." (Lines 6-14) Includes instructions and illustrations.

Date: May 12, 1874

Creator: Martin, James J.

Improvement in Vapor-Burners.

Patent for an improvement in vapor burners used in self-generating gas burners.

Date: June 23, 1874

Creator: Sawyer, Frederick A.

Improvement in Vehicle-Springs.

Patent for "an improvement in springs for carriages" (lines 4-5), including illustrations.

Date: July 28, 1874

Creator: Richardson, John D.

Improvement in Umbrella-Supporters.

Patent for "a simple and convenient device for supporting and carrying a parasol or umbrella in such a way as to leave the hands free, and which will enable the parasol or umbrella to be tilted or inclined forward or back, or to either side, as may be required" (lines 8-14). Includes instructions and illustrations.

Date: January 11, 1876

Creator: Arnold, Eliza M.

Improvment in Apparatus for Drying Hides.

Patent for "an improvement in apparatus for drying hides"

Date: May 9, 1876

Creator: Finnigan, John

Improvement in the Methods of Baling and Packing Cotton

Patent for improvement in the methods of baling and packing cotton specifically optimizations in the packing and baling of cotton by avoiding all the mechanical appliances used in forming and securing bales of cotton, such as the press, canvas bagging, band, buckles, and bale-ties.

Date: July 18, 1876

Creator: Drake, James A. & Singer, Edgar C.

Improvement in Locomotive Smoke - Stacks.

Patent for new and useful improvement in locomotive smoke stacks, "in which the sparks, live cinders, and other heavy particles are arrested near the top of the stack." It consists of a petticoat-pipe, arranged so that it may be raised or lowered for the purpose of regulating the draft.

Date: January 5, 1875

Creator: Cleary, Edward

Improvement in Saw-Mills

Patent for an improvement in saw mills, with illustration.

Date: February 9, 1875

Creator: Linder, Charles

Improvement in Cultivators.

Patent for "a new and useful improvement in Adjustable Cultivators"

Date: February 8, 1876

Creator: Price, James A.

Improvement in Instruments for Filling Teeth

Patent for improvement in instruments for filling teeth. "The object of this invention is to furnish an improved mode of filling teeth, by the use of which the filling may be built up, hardened, and polished at once, so that the filling will be as hard as marble when the patient leaves the operator's chair, and so that they can be immediately used for masticating."

Date: February 29, 1876

Creator: Ludwig, Carl D.

Improvement in Screw-Taps.

Patent for "a tool that shall combine the features of an expanding tap and reamer for reaming and tapping holes of different sizes" (lines 29-32) with illustrations and instructions.

Date: November 7, 1876

Creator: Melvin, Josiah Walter

Improvement in Mosquito-Net Frames.

Patent for "mosquito-net frames which are made adjustable, so that they may be extended over the bed or folded compactly, according to the requirements of use." (Lines 8-11) Includes instructions and illustrations.

Date: April 3, 1877

Creator: Volle, Johann F.

Improvement in Fluting-Machines.

Patent for an improvement in gage-fluting machines, including an illustration. "It relates to a machine for fluting or crimping articles of ladies' apparel" (lines 6-7).

Date: January 14, 1873

Creator: Saunders, David R.

Improvement in Journal Boxes.

Patent for axel shaft oil lubrication system that acts as a reservoir and saves the oil lubrication materials to be used repeatedly without waste.

Date: May 13, 1873

Creator: Morris, Joseph R.

Improvement in Combined Wrench and Saw-Set.

Patent for improvements in the "combination of a wrench with a saw-setting device attached to the sliding jaw thereof" (lines 17-19). Includes instructions and illustrations.

Date: January 22, 1878

Creator: Backer, Jacob

Improvement in Apparatus for the Manufacture of Gas from Oils.

Patent for "machines for the manufacture of gas from oils, benzine, gasoline, &c.; and it consists in providing the tank or cistern with a retort constructed with an outer cylinder surrounding one or more cylinders or tubes, which inner cylinder is provided with perforated plates at the top and bottom thereof, and the space between said plates filled with sponge or other porous material, while the space or chamber between the inner and outer shell of the retort serves as a mixing-chamber for th… more

Date: June 18, 1872

Creator: Gearing, Charles & Gearing, Franklin A. G.

Improvement In Circular-Saw Mills.

Patent for an improved Circular Sawmill with an " improved adjustable feed mechanism" (pg 1). Illustration Included.

Date: October 22, 1872

Creator: Jones, John B.

Improvement in Balanced Valves.

Patent for an improvement in the design of balanced slide valves for steam and other engines, including illustrations.

Date: March 18, 1873

Creator: Fitzsimmons, Henry.

Improvement in Policemen's Batons.

Patent for an improved policemen's baton made of flexible material, such as india-rubber or gutta-percha, and sometimes an interior metal stem. Using a flexible material makes the baton elastic enough so that no serious injury can be caused, yet it is still effective. Illustration included.

Date: October 14, 1873

Creator: Beery, Simon & McDonald, John W.

Improvement in Churns.

Patent for "a new and Improved Churn" (lines 5-6) including illustrations.

Date: August 4, 1874

Creator: Ewing, Nathaniel

Improvement in Bale-Ties.

Patent for the improvement of the design of the bale-tie, including illustrations.

Date: November 10, 1874

Creator: Szabo, Alexander A.

Improvement in Bed-Plates for Steam-Engines.

Patent for the invention of a new improvement in bed plates for steam engines, allowing improved water-feeding and venting of exhaust steam.

Date: October 14, 1874

Creator: Richardson, John Dunn

Improvement in Compositions for Filling Teeth.

Patent for a new compound for use as a tooth filling as related to dentistry. Names all of the ingredients forming the compound and lists the necessary proportions of each ingredient.