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81 Matching Results
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Adjustable and Detachable Bow for Spectacles.
Patent for a temple bow for spectacles which is secured to a lens frame and is adjustable to “accommodate the angle of vision of the wearer” (lines 89-90). The connection joints between the bow and lens frame allows adjustment without bending or twisting the bow, providing a more durable bow and frame.
Date:
January 13, 1914
Creator:
Blanchard, Edward.
System:
The Portal to Texas History
Air Pump
Patent for an air pump for the delivery of air to the tire of a wheel.
Date:
April 15, 1913
Creator:
Scott, Charles Mack
System:
The Portal to Texas History
Animal-Trap.
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
System:
The Portal to Texas History
Apparatus for Molding Hollow Concrete Walls
Patent for an apparatus that is a mold for crafting hollow concrete walls. Illustration included.
Date:
December 21, 1909
Creator:
Nelson, William E.
System:
The Portal to Texas History
Attachment for Fishing-Floats.
Patent for a device to attach fishing floats to fishing lines.
Date:
August 3, 1915
Creator:
Davis, Samuel William
System:
The Portal to Texas History
Automobile-Tire
Patent for the improvement of cushion tires. The improvement produces a more resilient tire, less susceptible to punctures.
Date:
October 8, 1918
Creator:
Hemphill, Alwynn
System:
The Portal to Texas History
Axle-Setting Machine
Patent for a axle setting machine that can be used on any type of axle, has its own lever, and doesn't touch the inside of the axle collar.
Date:
May 7, 1907
Creator:
Roberts, John William
System:
The Portal to Texas History
Baling-Press
Patent for a baling press. Illustrations included.
Date:
December 13, 1910
Creator:
Hendrix, James D.
System:
The Portal to Texas History
Bed-Robe For Invalids.
Patent for certain new and useful improvements in bed robes for invalids, including instructions and illustrations.
Date:
March 27, 1900
Creator:
Sims, Mary E.
System:
The Portal to Texas History
Calculating-Machine
Patent for certain new and useful improvements in calculating machines. Whereby substantially correct calculations may be registered or recored without using a series of superfluous or immaterial numbers. The machine will round prices up to the nearest cent. For example, $0.024 becomes $0.02 while $0.025 becomes $0.03. Illustrations included.
Date:
March 6, 1917
Creator:
Hardgrave, Everett J.
System:
The Portal to Texas History
Car Coupling
Patent for a new and useful improvements in Car couples. This invention "relates to automatic car couples, and more particularly to that class known as " swing-pin" couples" (line 11 - 13).
Date:
November 16, 1897
Creator:
Gillespie, Charles W.
System:
The Portal to Texas History
Car Coupling.
Patent for a new and improved coupling for railroad cars. This design "is in couplers adapted to use a link of ordinary form and to be so set that coupling may be automatic or not, as desired" (lines 15-17). It consists, "with the draw-head having lugs upon each side of the same, of the vertical coupling-pin, the pivoted pin-supporting arms arranged to contact with the lugs, and tripping arms adapted to be operated by the centering-link and throw the arms from the lugs" (lines 23-29).
Date:
June 28, 1892
Creator:
Callaway, William H. & West, Charles C.
System:
The Portal to Texas History
Car-Coupling.
Patent for "an automatic link-coupler which shall embody strength, simplicity, certainty of action, and adaptability for manipulation without entering between the cars and without necessity of relieving strain." (Lines 9-13) Includes instructions and illustrations.
Date:
June 29, 1897
Creator:
Martin, David D.
System:
The Portal to Texas History
Casing-Pulling Device.
Patent for providing a casing pulling device of simple, compact and durable construction that will permit it being lowered into a well casing without being obstructed in its descent by irregularities or bends in the casing so as to ensure proper operation.
Date:
192X
Creator:
Carter, George W. & Hayden, R.B.
System:
The Portal to Texas History
Clutch Clamp.
Patent for a new and improved clutch-clamp. This design "is to provide a simple and effective device for lowering or hoisting the pipe or rods of pumps into bored wells or other places, such as mines or shafts, and without injury to the pipe or rod, such device being not only readily and easily handled in connecting it to or disconnecting it from the object to be raised or lowered, but capable of being manufactured at comparatively small cost" (lines 20-29).
Date:
August 16, 1887
Creator:
McCoy, John William
System:
The Portal to Texas History
Cotter-Pin Puller
Patent for cottor-pin puller that is useful to pull cotter pins that are secured in shafts, fly wheels or any other devices without bending or twisting or damaging them.
Date:
October 31, 1916
Creator:
Hayden, Jefferson B.
System:
The Portal to Texas History
Cotton-Harvester
Patent for a cotton harvester that aides in picking the most difficult part of cotton to pick by hand. Includes instruction and illustrations.
Date:
January 30, 1917
Creator:
Ford, James
System:
The Portal to Texas History
Counterbalancing Device for Pumps.
Patent for a counterbalancing device for windmill pumps, which reduces friction and lateral pull on the pump.
Date:
March 9, 1909
Creator:
Cotten, Charles Kavendor
System:
The Portal to Texas History
Cultivator
Patent for a cultivator. Illustrations included.
Date:
November 29, 1910
Creator:
Dowdy, Ewell Monroe
System:
The Portal to Texas History
Draft Device
Patent for a draft device for agricultural machines. Illustrations included.
Date:
November 29, 1910
Creator:
Dowdy, Ewell Monroe
System:
The Portal to Texas History
Electric Prod Pole
Patent for electric prodding pole used for corraling animals.
Date:
December 26, 1916
Creator:
Smith, William A.
System:
The Portal to Texas History
Electrically-Operated Door.
Patent for am electrically-operated door. This device has mechanisms that are when stepped on automatically open and close the door.
Date:
August 1, 1916
Creator:
Cain, Ira L.
System:
The Portal to Texas History
Embroidery Attachment.
Patent for an embroidery attachment for sewing machines.
Date:
May 31, 1910
Creator:
Shockley, Richard Watson
System:
The Portal to Texas History
Engine.
Patent for new steam engine design with illustrations
Date:
June 29, 1915
Creator:
Burrow, Edgar A.
System:
The Portal to Texas History