36 Matching Results

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Improvements in Sash-Lock (open access)

Improvements in Sash-Lock

Patent for an improvement on sash locks or fasteners for a window frame to allow two sashes to be controlled by one sash.
Date: June 16, 1903
Creator: Miller, John D.
System: The Portal to Texas History
Building Block (open access)

Building Block

Patent for improvements in building blocks, so they would be stronger, but lighter in weight, and cheaper to transport.
Date: May 16, 1916
Creator: Boehm, Edward.
System: The Portal to Texas History
Adding-Machine (open access)

Adding-Machine

Patent for adding machine that has improvements such as a controllable disk to avoid over or under rotation and simpler means of adding and removing adding disks.
Date: February 16, 1915
Creator: Sweet, William F. & Tideman, S.
System: The Portal to Texas History
Air-Compressing Apparatus. (open access)

Air-Compressing Apparatus.

Patent for a new air compressing apparatus which employs two kinds of tanks called high pressure containers and low pressure containers charged by means of an air compressing engine.
Date: March 16, 1915
Creator: Gebhardt, William Charles
System: The Portal to Texas History
Bale-Core-Operating Device (open access)

Bale-Core-Operating Device

Patent for bale core operating device which improves the bale core quality around which the bale is formed, including illustrations.
Date: July 16, 1918
Creator: Taft, John A.
System: The Portal to Texas History
Improvement in Scrapers. (open access)

Improvement in Scrapers.

Patent for a horse-drawn excavator that includes a scoop attached to wheels.
Date: June 16, 1874
Creator: Arcos, Ignacio
System: The Portal to Texas History
Chair and Counter. (open access)

Chair and Counter.

Patent for improvements in chairs and counters. This patent has to do with "mounting a chair with relation to a counter, table or the like, so that the chair can be slid to a position beneath the counter when not in use" (lines 9-13). This patent also has to do with moveable back and seat of the chair so that it can be folded when not in use.
Date: November 16, 1920
Creator: Wright, George
System: The Portal to Texas History
Automobile Direction-Signal. (open access)

Automobile Direction-Signal.

Patent for an invention of a simple signal that allows drivers to indicate they are turning left or right to the vehicle behind them, illustrations included.
Date: July 16, 1918
Creator: Vaca, Pedro
System: The Portal to Texas History
Burner (open access)

Burner

Patent for improvements in oil super heating burners used in locomotives and other large engines that require the creation of steam to propel them. The invention describes many improvements involving the fuel ejection and atomizing processes.
Date: May 16, 1919
Creator: Henry, Murray
System: The Portal to Texas History
Air-Cushion Tire. (open access)

Air-Cushion Tire.

Patent for improvement to the air-cushion tire in terms of resilience, and an improved structure.
Date: March 16, 1920
Creator: Williams, Harry S.
System: The Portal to Texas History
Pressure-Screw. (open access)

Pressure-Screw.

Patent for a pressure screw where the screw can freely rotate, and the shoe may pivot slightly. It is also designed for easy maintenance and lubrication of the bearing and to be cheap to manufacture, efficient and durable.
Date: August 16, 1921
Creator: Menger, Edward W.
System: The Portal to Texas History
Vehicle Wheel. (open access)

Vehicle Wheel.

Patent for a new and improved vehicle wheel. This design is "to improve the felly-expanding devices, to provide a strong, durable, and efficient metallic connection between the spoke and felly, to provide novel means whereby the expanding movement of the felly is amplified by a partial rotation of a screw, and to otherwise improve vehicle-wheels" (lines 13-20).
Date: December 16, 1890
Creator: Ashford James A.
System: The Portal to Texas History
Valve For Internal-Combustion Engines. (open access)

Valve For Internal-Combustion Engines.

Patent for improvements on the piston sleeve valves of internal combustion engines which will supply power to the crank shaft. Includes instructions and illustrations.
Date: December 16, 1913
Creator: Morris, Otho A.
System: The Portal to Texas History
Lock-Escutcheon. (open access)

Lock-Escutcheon.

Patent for a lock escutcheon, which can be attached to the door on either side and which does not require carpentry expertise to install.
Date: November 16, 1909
Creator: Magruder, Paul K.
System: The Portal to Texas History
Trap (open access)

Trap

Patent for a trap for rodents. The invention consists of multiple doors for actuation by the weight of the rodent. Illustration included.
Date: April 16, 1907
Creator: Yturri, Henry
System: The Portal to Texas History
Water-Closet Flush. (open access)

Water-Closet Flush.

Patent for a siphon flushing apparatus for water-closets in which it will regulate the quantity of the water being discharged at each flushing; at the same time it can prevent water leakage. Illustration is included.
Date: October 16, 1900
Creator: Bowman, Jonathan
System: The Portal to Texas History
Improvement in Gun-Locks. (open access)

Improvement in Gun-Locks.

Patent for "a novel application of hair-trigger catch to the main trigger, which operates together with a holder and separate springs." (Lines 30-33) Includes instructions and illustrations.
Date: August 16, 1870
Creator: Deutz, Joseph
System: The Portal to Texas History
Tool for Drilling Wells. (open access)

Tool for Drilling Wells.

Patent for improvement in "tools for drilling or boring Artesian, oil, and other deep wells; and it has for its object to prevent the loss of the drill or auger or of any portion of the drill-rods" (lines 9-13) via an "improved means for connecting the tool to the lower end of the drill-rod" (lines 15-16) including illustrations.
Date: July 16, 1889
Creator: McLane, Hiram H.
System: The Portal to Texas History
Speed-Regulating Device. (open access)

Speed-Regulating Device.

Patent for speed-regulating devices that gradually increase or decrease the speed of a driven member automatically. This invention is applicable to motion picture film devices to increase or decrease the speed of the reel.
Date: May 16, 1922
Creator: McNeel, William Pinkney
System: The Portal to Texas History
Music Leaf Turner (open access)

Music Leaf Turner

Patent for a music leaf turner.
Date: June 16, 1903
Creator: Hutchinson, Searcy T. & McNeir, Forest W.
System: The Portal to Texas History
Gasket or Washer (open access)

Gasket or Washer

Patent for "a gasket or washer adapted to be used upon garden hose, steam pipes, air brake hose, automobile hose, fire hose" (lines 9-11).
Date: June 16, 1914
Creator: Toepperwein, Ferdinand L.
System: The Portal to Texas History
Hat-Fastener. (open access)

Hat-Fastener.

Patent for a device to securely fasten a hat to the head of a person. The device is hidden from sight when worn, may easily be removed, and engages both the use of the hair and the shape of the head in it's operation.
Date: September 16, 1913
Creator: Miller, Emma T.
System: The Portal to Texas History
Gate. (open access)

Gate.

Patent for a new and improved gate. This design consists in "[t]he combination, with a swinging gate provided with a rearwardly-extending arm and a pivoted latch, of a crank-shaft journaled in said gate and connected to said latch, and an operating mechanism consisting of pivoted arms on supporting posts, rods or wires provided with loops and connecting the arms, one loop engaging with the rearward gate-arm and the other loop with the crank-shaft, and levers operating to give a longitudinal movement to the wires" (lines 65-75).
Date: March 16, 1886
Creator: Gillis, Cyrus W.
System: The Portal to Texas History
Refrigerating Machine. (open access)

Refrigerating Machine.

Patent for a new and improved refrigerator. This design "relates to that class of refrigerating or ice-making machinery wherein a liquefiable gas . . . is introduced into a compression-pump and is compressed to a state of liquefaction, the pressure being subsequently removed, the liquefied refrigerating agent expands with rapidity . . . and, the frigorific' effects produced by the volatile liquid again assuming its gaseous state, is utilized for absorption of heat; and the invention consists in certain improvements in the construction of the gas-compressor and its adjuncts" (lines 10-23).
Date: March 16, 1886
Creator: Schuhle, Jacob
System: The Portal to Texas History