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Description: Patent for more efficient and durable pack-saddle (aparejo) used by United States Army. Casing involves hollow boot-sticks and rubber-encased steel, with better fitting to prevent fatigue of animal.
Date: February 11, 1902
Creator: Keller, John & Titsworth, Richard
Description: Patent for certain new and useful improvements in apparatus for "catching the waste products from lead, silver , or other smelters" (line 5 - 7).
Date: June 6, 1899
Creator: Sergeant, Walter
Description: Patent for an apparatus for "condensing and saving the flue-dust passing with the waste gases through the chimney of lead-smelting furnaces." (Lines 9-12) Includes instructions and illustrations.
Date: July 3, 1889
Creator: Hizon, Hiram W.
Description: Patent for a new and improved apparatus for desulfuring matte or other furnace products.
Date: November 9, 1897
Creator: Wells, James L.
Description: Patent for improvements in mechanism for “applying oil to curves and switches of street railway tracks” (lines 6-7) by using an “oil-tank [that] is arranged in the upper position of the hood or shield over the car-wheel. The valve is in the bottom of the oil-space and may be controlled by a lever arranged to turn or lift in the valve, and under the valve is arranged the oiling-wheel, which runs lightly on the track or face of the car-wheel and applied the oil." (Page 2, lines 69-76) Includes illustration.
Date: August 4, 1891
Creator: Ennis, Thomas L.
Description: Patent for an apparatus for sizing ores. This invention is to "accomplish and accurate or approximately accurate sizing or classification of ores or granular materials in a rapid and thorough manner and with as large a capacity as possible" (line 15-19) illustrations included.
Date: January 30, 1902
Creator: Swain, Seth Russell
Description: Patent for an apparatus which holds molten slag in the exterior chambers of the receptacle such that the interior chambers can receive water to be heated, producing steam and hot air.
Date: September 11, 1900
Creator: Wells, James L.
Description: Patent for a new and improved artesian-well borer. This design "will be actuated by the weight of the connecting-rods and sink-wells in rock, gravel, earth, or sand without the use of water" (lines 13-16). It consists "[i]n an earth or rock auger, the combination, with a tube and a shank reciprocating in said tube and adapted to operate the auger, of dogs adapted to be projected through the tube by the reciprocation of the shank to engage the well-casing and hold the said tube from rotary movement" (lines 62-68).
Date: January 20, 1891
Creator: Logan, Thomas H.
Description: Patent for invention for the improvement of attachments for thimbles. "The objects of the invention are to produce a device of simple construction for cutting the thread when sewing that can be readily applied to old as well as to new thimbles; also to produce the device in such manner that the thread can be quickly and conveniently cut at any desired point in an expeditious manner " (lines 17-24). Includes specifications and illustrations.
Date: May 1, 1900
Creator: Brown, Archie Edwards
Description: Patent for "a new and useful improvements in automatic air-brake couplers to enable others skilled in the art to make and use the same, the invention also relates to improvements in automatic air-brake couplings in cars". (lines 5-10) including instructions and illustrations.
Date: July 17, 1900
Creator: Cary, Lewis C.
Description: Patent for a system of attaching railroad rails when the rails are first placed. This device is used to keep the rails a precise distance apart before the railroad spikes are placed into the ground holding the rails firmly in place.
Date: February 10, 1903
Creator: Johnson, John
Description: Patent for a new and improved car-brake. This design consists in "[t]he combination, with the transverse beam of the truck, of the levers pivoted to the under side of the same, the brake-shoes, the pitmen connecting the brake-shoes with the levers, the straps secured to the beam, the retaining-rods having their ends pivoted to the pitmen and the straps, and devices for operating the levers" (lines 94-101).
Date: March 19, 1889
Creator: Mayer, Charles
Description: Patent for a simple, durable, and safe car-coupling that will not accidentally uncouple, and can uncouple without the operator stepping between the cars. It "consists principally of a knuckle pivoted in the drawhead and provided with cam surfaces, and an arm mounted to swing and adapted to engage the said cam surfaces to open and close the knuckle" (lines 14-18). The coupling can also couple cars of different heights.
Date: September 18, 1894
Creator: Schairer, John Jacob