18 Matching Results

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Combination Countersink and Bit-Gage. (open access)

Combination Countersink and Bit-Gage.

Patent for a tool to be used with a drill or bit that allows the user to simultaneously drill and form a countersink. It also has a bit gauge that allows it to be used for drills of varying sizes.
Date: March 23, 1920
Creator: Storey, Henry L.
System: The Portal to Texas History
Charge-Moistening Device for Internal-Combustion Engines (open access)

Charge-Moistening Device for Internal-Combustion Engines

Patent for an attachment for cars. This attachment reduces carbon deposit in the cylinder and on the valves of the car.
Date: November 23, 1920
Creator: Smith, Charles W.
System: The Portal to Texas History
Automobile-Tilting Machine. (open access)

Automobile-Tilting Machine.

Patent for new and improved automobile jack that facilitates secured access to repair the underside of the automobile, including illustrations. Jack consists of a large frame, part of which is curved for tilting, water adjustable weight counterbalance, and wheel locking channels.
Date: March 23, 1920
Creator: Weimar, Fritz
System: The Portal to Texas History
Bail for Cans, Buckets, &c. (open access)

Bail for Cans, Buckets, &c.

Patent for a detachable bail (wire handle) for cans and buckets allowing bails and cans to be packed separately and reducing overall packing space.
Date: November 23, 1920
Creator: Tiner, John Frances
System: The Portal to Texas History
Chassis Connection. (open access)

Chassis Connection.

Patent for improvements on chassis connections for fastening a truck body sill on a chassis without boring a hole or weakening the will, while making the connection easier to make as well as more quickly; includes illustrations.
Date: March 23, 1920
Creator: Robinson, Robert F.
System: The Portal to Texas History
Tractor. (open access)

Tractor.

Patent for improvements to the tractor with adjustable framework for the wheels (narrower or wider).
Date: March 23, 1920
Creator: Weaver, William S.
System: The Portal to Texas History
Pump (open access)

Pump

Patent for an improvement on the design of pumps used in the oil industry. This uses a combination of water, sand, grits, and other sediments for deep wells.
Date: April 23, 1920
Creator: Scott, Floyd L.
System: The Portal to Texas History
Nut and Pipe Wrench. (open access)

Nut and Pipe Wrench.

Patent for a nut and pipe wrench that has a detachable handle member which allows the shank to be reduced and extended.
Date: November 23, 1920
Creator: Hunter, Arthur G.
System: The Portal to Texas History
Unscrewing Device for Pipe-Joints. (open access)

Unscrewing Device for Pipe-Joints.

Patent for an unscrewing device for pipe-joints, in the event that the drill stem gets stuck while drilling wells. This invention allows the user to unscrew "the joints of the drill stem" and withdraw "the same without the use of the left hand threaded string of pipe" (lines 35-38).
Date: March 23, 1920
Creator: Edwards, Charles R.
System: The Portal to Texas History
Tire-Chain (open access)

Tire-Chain

Patent for improved tire chains which can withstand greater strain.
Date: March 23, 1920
Creator: Fields, James A. & Witte, Jessie J.
System: The Portal to Texas History
Gate-Latch. (open access)

Gate-Latch.

Patent for a gate-latch that latches closed with extension of the gate, but allows the gate to open by elevating said latch.
Date: November 23, 1920
Creator: Bramblett, Benjamin F.
System: The Portal to Texas History
Ensilage-Packer for Silos. (open access)

Ensilage-Packer for Silos.

Patent for a device in "which the center and edges" of a silo "will be packed with equal firmness and solidity" (lines 14-16) of materials, including an illustration and description of the device.
Date: March 23, 1920
Creator: Comer, John H.
System: The Portal to Texas History
Flush-Tank Valve (open access)

Flush-Tank Valve

Patent for a Flush-Tank Valve. This is an improved Flush-Tank Valve, which will ensure that their is so waste of water if the float in the tank ceases to operate. For example, if the float does not work properly, the valve will activate and shut off the remaining water. The invention also provides a valve that can be easily fitted to any flush tank.
Date: November 23, 1920
Creator: Hardt, Benjamin F.
System: The Portal to Texas History
Sliding Caster (open access)

Sliding Caster

Patent for improvements to furniture sliding casters for protecting the furniture, as well as floors and carpets when moving furniture. Improvements include caster prongs "which are set back from the outer margin of the caster so as not to split or mutilate the [furniture] leg" (lines 23-25) and casters that are "easily casted or stamped out from sheet metal [ . . . ] which therefore may be cheaply and easily manufactured" (lines 29-32).
Date: November 23, 1920
Creator: Preston, Charles L.
System: The Portal to Texas History
Elevator. (open access)

Elevator.

Patent for a new and improved design of elevators "for the purpose of preventing accidents" (lines 26-27) by locking the entrance doors while the elevator is moving, including illustrations. It is designed to be used by passengers but can also be adapted to be used as a freight elevator.
Date: November 23, 1920
Creator: Williams, George M.
System: The Portal to Texas History
Double-Lever Brake. (open access)

Double-Lever Brake.

Patent for "new and useful improvements in Double-Lever Brakes." (lines 6-7) and how the invention will provide more power to the brake and equally distribute that power. Includes illustrations.
Date: March 23, 1920
Creator: Roberts, George P.
System: The Portal to Texas History
Culvert. (open access)

Culvert.

Patent for a culvert which is to be used for sewers or other underground conveyers. Its is to be composed of varying materials that can be easily shipped and jointed together to form the sewer or other underground conveyer.
Date: March 23, 1920
Creator: Charliss, Charles F. J.
System: The Portal to Texas History
Cotton-Chopper (open access)

Cotton-Chopper

Patent for a cotton-chopper with two disk-cutters mounted to a supporting frame, which can be positioned parallel or at an angle to each other. Each disk-cutter is attached by a projecting arm, which provides foot support and allows each disk to be operated independently. Patent includes illustrations.
Date: November 23, 1920
Creator: Jones, John W.
System: The Portal to Texas History