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125 Matching Results
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Fluid-Clutch
Patent for a fluid-clutch that prevents jarring when the clutch is taken off.
Date:
July 2, 1912
Creator:
Carpenter, John C.
Object Type:
Patent
System:
The Portal to Texas History
Foldable Stool
Patent for a foldable stool "primarily designed for the purpose of attachment to a sewing machine, and which may be collapsed into a compact form and swung into position underneath the top of the machine and out of the way, when not in use" (lines 12-17). It is intended to be used with a desk, table, or other similar furniture.
Date:
July 22, 1919
Creator:
Hagner, Frederick Hayes
Object Type:
Patent
System:
The Portal to Texas History
Expansive and Contractive Well-Drill
Patent for improvements for expansive and contractive well drill involving improvements to drill bits.
Date:
July 2, 1918
Creator:
Carter, Oscar Martin
Object Type:
Patent
System:
The Portal to Texas History
Garment-Protector.
Patent for an easily detachable garment protector "for use with trousers and overalls to protect them from wear and from becoming soiled while in use" (lines 10-13) including illustration.
Date:
July 2, 1918
Creator:
Spencer, William Levi
Object Type:
Patent
System:
The Portal to Texas History
Rotary Engine
Patent for a rotary engine. Illustrations included.
Date:
July 13, 1909
Creator:
Nichols, Franklin P.
Object Type:
Patent
System:
The Portal to Texas History
Safety-Razor
Patent for a razor held in place by a guard that protects the user against injury and the razor against dulling. The safety razor is easy to clean and is designed to be "cheaply and easily manufactured" (lines 21-22).
Date:
July 5, 1921
Creator:
Benton, Columbus A.
Object Type:
Patent
System:
The Portal to Texas History
Skate
Patent for a skate which has a special foot-plate that detaches. The invention is intended to be simple and inexpensive while still effective and long-lasting.
Date:
July 10, 1908
Creator:
Spacie, Thomas
Object Type:
Patent
System:
The Portal to Texas History
Shock-Absorber
Patent for spring-based
Date:
July 8, 1913
Creator:
Newell, Greene E.
Object Type:
Patent
System:
The Portal to Texas History
Sealing Device.
Patent for improvements in the design of devices used for sealing car doors, including illustrations and a description. The device is designed in such a way that the seal may not be removed in the locked position without breaking the door, thus preventing theft.
Date:
July 1, 1913
Creator:
Fox, Charles E.
Object Type:
Patent
System:
The Portal to Texas History
Signal.
Patent for a signal to be placed on the fender of a motor vehicle to indicate to other drivers the intended direction the vehicle is going.
Date:
July 20, 1920
Creator:
Cochran, Carl T.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Car-Brakes.
Patent for improved railway car-brakes, including illustrations.
Date:
July 6, 1875
Creator:
O'Hara, Richard C.
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Railroad-Switches.
Patent for improvement in railroad-switches by “mounting a frog on a plate, and provided with pivoted rails or rail-sections, arranged for operation in connection with fixed rail-sections upon the plate, to form a continuity with either line of main rail, and connected below the plate by pivoted bars or levers, to secure a relative action or adjustment of the pivoted or movable rail-sections, whereby a very perfect and simple frog operating to prevent break in the main line or lines is obtained, and which is capable of being adjusted by passing trains in opposite directions of travel.” (Lines 5-18) Illustration is included.
Date:
July 16, 1872
Creator:
Fitzsimmons, Henry
Object Type:
Patent
System:
The Portal to Texas History
Oil Burner.
Patent for a new oil burner which is designed to burn oil for fuel has a flared nozzle and can be cheaply made and repaired.
Date:
July 25, 1922
Creator:
Decuir, Joseph O.
Object Type:
Patent
System:
The Portal to Texas History
Heel Attachment.
Patent for a new and improved heel attachment. This design consists in "[t]he shoe having the sole provided with the plate having the struck-up flange and U-plate, the flange and plate forming the groove, and the plate being further provided with the perforation, in combination with the heel provided at its upper end with the plate, supported slightly above the same and adapted to fit the groove and provided with a perforation aligning with the [former] perforation, and the screw inserted downwardly through the perforation and terminating in the heel" (lines 71-82).
Date:
July 30, 1889
Creator:
Grumbach, Charles
Object Type:
Patent
System:
The Portal to Texas History
Railway-Rail Brace
Patent for a rail brace to fortify the joints of railways. Illustrations included.
Date:
July 18, 1911
Creator:
Keaton, Walter A. & Peary, Andrew
Object Type:
Patent
System:
The Portal to Texas History
Pump-Operating Mechanism
Patent for a mechanical pump operating mechanism that increases capacity.
Date:
July 4, 1911
Creator:
Linnartz, Hugo
Object Type:
Patent
System:
The Portal to Texas History
Means for Drying Briquets
Patent for drying briquets. Briquets are placed on a track, which is then rotated by chains as it dries, before falling into a stack in a chamber. This allows for faster, more even drying of the briquets before use.
Date:
July 20, 1917
Creator:
Baker, Burke
Object Type:
Patent
System:
The Portal to Texas History
Mold for Plastic Material
Patent for a mold of the character described in the illustrations, designed for use in cement and concrete constructions. It is specifically well-suited for building boats and ships.
Date:
July 22, 1919
Creator:
Reynolds, Robert E.
Object Type:
Patent
System:
The Portal to Texas History
Mosquito Net Frame.
Patent for a new and improved mosquito-net frame. This design consists in "the combination, with the standards provided with detachable heads, horizontal bars, and a detachable bracket, and downwardly-inclined pins secured to the standards, adapted to enter a diagonal aperture at the upper ends of the bedstead, and an angular bar pivoted to the lower ends of the standards to be passed under the edge of the head-board" (lines 1-10).
Date:
July 26, 1887
Creator:
Lottman, Albert C.
Object Type:
Patent
System:
The Portal to Texas History
Receptacle.
Patent for a "discharge spout" (line 34) that prevents accidental spills for receptacles that contain liquids, including illustrations.
Date:
July 6, 1915
Creator:
Goodpasture, Thomas B. & Maxwell, Thomas J.
Object Type:
Patent
System:
The Portal to Texas History
Polishing Machine
Patent for a polishing machine which can be operated in different positions for use with glass, marble, and other stones.
Date:
July 12, 1910
Creator:
Giesberg, John G.
Object Type:
Patent
System:
The Portal to Texas History
Furniture-Joint
Patent for a wooden furniture joint to effectively connect objects without being visible.
Date:
July 25, 1905
Creator:
Gloger, Anton F.
Object Type:
Patent
System:
The Portal to Texas History
Elevator.
Patent for elevator supporting a locking mechanism to restrict movement in case of a broken cable preventing the elevator car "from dropping to the bottom of the shaft" (lines 16-17).
Date:
July 18, 1916
Creator:
Hathhorn, Robert A.
Object Type:
Patent
System:
The Portal to Texas History
Device for Unscrewing and Withdrawing Pipe.
Patent for a device for unscrewing and withdrawing pipe from wells, mines, or other similar uses. This tool is attached at the end of a drill stem and threaded in the ordinary right hand direction to unscrew and withdraw.
Date:
July 29, 1919
Creator:
Fletcher, Harold W.
Object Type:
Patent
System:
The Portal to Texas History