233 Matching Results

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Railroad-Crossing Signal (open access)

Railroad-Crossing Signal

Patent for signaling devices designed for use along railroads and grade crossings and meant to be automatically operated upon the approach of a train by giving a visible or audible signal at the crossing which will warn travelers of the approach of the train and calcuated to avoid the occurrence of accidents. The signal device includes a track associated train operated circuit closing device for energizing a bell, flashing light, or signal arm or any other equivalence or suitable signal device located at the crossing.
Date: October 17, 1922
Creator: Hamilton, Morgan Smith & Brady, Charles Pettus
System: The Portal to Texas History
Incubator (open access)

Incubator

Patent for an incubator designed to maintain temperature automatically.
Date: September 27, 1921
Creator: Kovar, Joe
System: The Portal to Texas History
Gearing. (open access)

Gearing.

Patent for a speed transmission device that simply and efficiently changes the gears in an automobile especially at fluctuating speeds.
Date: September 13, 1921
Creator: Anderson, Bert
System: The Portal to Texas History
Burglar-Alarm (open access)

Burglar-Alarm

Patent for improvements in burglar alarms, with horns and sirens.
Date: March 8, 1921
Creator: Sefcik, Francis
System: The Portal to Texas History
Silo (open access)

Silo

Patent for a silo that is constructed in sections, making transport more efficient.
Date: June 15, 1920
Creator: Comer, John H.
System: The Portal to Texas History
Spring Wheel. (open access)

Spring Wheel.

Patent for new and useful improvements in spring wheels sufficient to enable it to successfully stand up under the shocks and jars to which such wheels are ordinarily subjected, while at the same time having all the wearing qualities and resiliency of the pneumatic tire.
Date: May 20, 1920
Creator: Atkinson, George C.
System: The Portal to Texas History
Cotton-Chopper (open access)

Cotton-Chopper

Patent for treating soil for agricultural purposes. This invention destroys the ridges used for planting and growing cotton and also cultivating the soil in the vicinity of the ridges.
Date: May 11, 1920
Creator: Kriel, John J.
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
Wire-Straightening Tool. (open access)

Wire-Straightening Tool.

Patent for a wire straightening tool, with illustrations, that relies on a series of levers and cams to apply pressure to the wire as it is pulled through. The patent notes that "the wires can be straightened quickly and with facility, thereby permitting the using of all twisted and bent wire which has heretofore gone to waste and resulting in considerable saving of metal" (page 2, lines 14-18).
Date: January 27, 1920
Creator: Cervenka, Frank L.
System: The Portal to Texas History
Shoe (open access)

Shoe

Patent for improving the design and comfort of footwear that uses a fastening strap across the top to allow the user to quickly put on and take off the shoe. The design will also aid in preventing and correcting foot ailments that can occur when the boot or shoe is used in situations that typical cause problems such as long hikes, marches, or standing.
Date: January 20, 1920
Creator: Mann, William L.
System: The Portal to Texas History
Work Clamp. (open access)

Work Clamp.

Patent for an improved work clamp. The inventor claimed that the clamp was meant to be universal, allowing for several clamped pieces of material to be secured simultaneously for welding or other joining methods. The tool was meant to facilitate complex construction in a variety of machinery repair facilities and markets.
Date: November 25, 1919
Creator: Treuthardt, Arnold Charles
System: The Portal to Texas History
Tool-Heater (open access)

Tool-Heater

Patent for tool heaters "adapted to heat a soldering iron by gas" (lines 9-10) to increase the heat applied to the tool, including illustrations.
Date: October 21, 1919
Creator: Juergens, Ernest
System: The Portal to Texas History
Automobile Attachment (open access)

Automobile Attachment

Patent for an automobile attachment designed to utilize the power produced by motorized engines for various farming implements.
Date: September 23, 1919
Creator: Klima, J.
System: The Portal to Texas History
Fly Catcher (open access)

Fly Catcher

Patent for the fly catcher. This invention comprehends the provision of a fly trap embodying a chute through which livestock may pass and have flies that circulate around them being scared or brushed off of them and causing them to enter a trap. Illustrations are provided.
Date: March 12, 1918
Creator: Girvin, Fitzhugh B. & Brady, Charles P.
System: The Portal to Texas History
Adjusting and Locking Device for Skid Chains. (open access)

Adjusting and Locking Device for Skid Chains.

Patent for anti-skid chains for use on automobile wheels and tires which may be locked to prevent slipping.
Date: February 26, 1918
Creator: Boyd, James S.
System: The Portal to Texas History
Waterproof Car-Door. (open access)

Waterproof Car-Door.

Patent for a freight car door of "strong, durable, and inexpensive construction which will be water and air tight, and which will be practically indestructible in case of a wreck" (lines 17-20) including illustrations.
Date: January 1, 1918
Creator: Atkinson, George C.
System: The Portal to Texas History
Automatic Binder Attachment for Hay Presses (open access)

Automatic Binder Attachment for Hay Presses

Patent for automatic binder attachment for hay presses with accompanying illustrations of the patent.
Date: October 16, 1917
Creator: Trigg, John B & Hill, William E
System: The Portal to Texas History
Combined Rule and Square. (open access)

Combined Rule and Square.

Patent for new and useful Improvements in Combined Rules and Squares which makes it "possible to form a rigid straight rule or one or more rigid squares" (lines 24-25), including illustration and instructions.
Date: August 21, 1917
Creator: Grossman, Edwin
System: The Portal to Texas History
Watering-Trough. (open access)

Watering-Trough.

Patent for a valve that controls the flow of drinking water from a reservoir or tank into a trough. It can be operated by domestic animals and automatically shuts off when they are finished drinking.
Date: August 21, 1917
Creator: Atkinson, George C.
System: The Portal to Texas History
Metallic Roof. (open access)

Metallic Roof.

Patent for new and useful improvements to the design of portable metallic roofs, including illustrations.
Date: May 22, 1917
Creator: Draper, David F.
System: The Portal to Texas History
Corn Popper (open access)

Corn Popper

Patent for corn-popper improvement by connecting to the cover of the popper a rotating agitating blade which would prevent the corn within from burning.
Date: April 10, 1917
Creator: Zschiesche, William H. M.
System: The Portal to Texas History
Internal Combustion Engine (open access)

Internal Combustion Engine

Patent for internal combustion engine.
Date: January 16, 1917
Creator: Box, Walter
System: The Portal to Texas History
Land Marker (open access)

Land Marker

Patent for land markers that can be used as guides such as for planting.
Date: December 19, 1916
Creator: Bland, Royal H.
System: The Portal to Texas History
Engine (open access)

Engine

Patent for internal combustion engine.
Date: November 7, 1916
Creator: Box, Walter
System: The Portal to Texas History