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Automatic Automobile-Top. (open access)

Automatic Automobile-Top.

Patent for an improvement on automatic automobile-tops. The primary objective is that when in inoperative positions, the actuated drum neatly appears as a weather proof roll. Another objective is to provide side curtains so that the vehicle may be closed on all sides.
Date: October 1, 1918
Creator: Montroy, Phiip A.
System: The Portal to Texas History
Locking Device for Steering-Wheels. (open access)

Locking Device for Steering-Wheels.

Patent for a device which is completely detachable from the steering column, can be quickly applied and removed from the steering wheel, and securely holds the steering wheel from turning on the steering column. The purpose of this device is to prevent unauthorized use or theft of a vehicle.
Date: May 21, 1918
Creator: Grimm, Max F.
System: The Portal to Texas History
Air Pipe Coupling (open access)

Air Pipe Coupling

Patent for the air-pipe coupling. This invention relates to improvements in couplers for air other liquid pipes. The improvement is primarily designed for connecting the fluid pipes of an air brake system between the locomotive and coaches of railway trains.
Date: September 23, 1916
Creator: Bonelli, Liborio C.
System: The Portal to Texas History
Animated Sign (open access)

Animated Sign

Patent for a display apparatus to be implemented as animated advertising signs which successively display different images by controlling the timing of changes in the colors of light used to flood the front and to backlight the display surfaces. The images are created in such a way that certain elements created in certain colors become absorbed or are made invisible when illuminated by certain colors of light. An apparatus controls the cyclical changes of the colored lights used by the sign.
Date: September 5, 1922
Creator: Craig, Richard M.
System: The Portal to Texas History
Automatic Electric Advertising Sign (open access)

Automatic Electric Advertising Sign

Patent for an electronic sign that works by a conveyor-belt like band printed with advertisements being rotated, allowing the owner to show many advertisements while saving space.
Date: July 1, 1919
Creator: Craig, Richard M.
System: The Portal to Texas History
Apparatus for Projecting Motion-Pictures. (open access)

Apparatus for Projecting Motion-Pictures.

Patent for an improvement to motion picture projectors that lowers the operating speed, thus reducing the amount of film needed for movies, and eliminates flickers in the projection. This patent includes instructions and illustrations.
Date: November 27, 1917
Creator: Craig, Richard M.
System: The Portal to Texas History
Adjustable Split Lock-Nut or Union. (open access)

Adjustable Split Lock-Nut or Union.

Patent for an affordable and efficient coupling device for use "on valve rods of internal combustion engines, especially those used in automobiles and aeroplanes or on those motors or engines employing overhead valves and whereby the union or coupling may be readily and securely locked on a valve rod with sufficient resistance to withstand the strain of direct pressure" (lines 14-21).
Date: August 17, 1920
Creator: Dickinson, Harry E.
System: The Portal to Texas History
Condensing Apparatus (open access)

Condensing Apparatus

Patent for a condensing apparatus designed to be attached to linting machines.
Date: April 8, 1919
Creator: Martin, G. W.
System: The Portal to Texas History
Composition for Sealing Tire-Punctures and the Like. (open access)

Composition for Sealing Tire-Punctures and the Like.

Patent for sealing tire punctures consisting of the extract obtained from boiling guayule and candelilla plants in water to which is added asbestos and fullers' earth.
Date: November 27, 1917
Creator: Garza, Ricardo
System: The Portal to Texas History
Camp Bedding-Roll (open access)

Camp Bedding-Roll

Patent for a bedding roll in which the main sheet is adapted to receive a mattress or be stuffed with straw, grass, or leaves to enable it to be used as a bed-sack.
Date: April 23, 1918
Creator: Waugh, Julia Nott
System: The Portal to Texas History
Bearing for Crank-Shafts. (open access)

Bearing for Crank-Shafts.

Patent for an improvement for Bearings for Cranks Shafts. This invention provides a means for "tightening the bushings of the bearings easily and quickly when necessary" (lines 9-13).
Date: October 22, 1918
Creator: Blumberg, Hamilton G.
System: The Portal to Texas History
Battery Terminal (open access)

Battery Terminal

Patent for an adaptable battery terminal design.
Date: April 15, 1919
Creator: Luthy, J. O.
System: The Portal to Texas History
Valve-Grinding Implement (open access)

Valve-Grinding Implement

Patent for improvements in Valve-Grinding implements. This improvement is applicable to practically any type of engine or motor and to the different types of valves employed therein. This valve relates to the rotating of the valves of internal combustion engines and the like when the same is being ground to effect a proper seating action.
Date: April 18, 1922
Creator: Hood, William S.
System: The Portal to Texas History
Memorandum-Calendar. (open access)

Memorandum-Calendar.

Patent for providing a memorandum calendar pad to be used for 2 consecutive years, that includes a filing wire of which the leaves of the pad can be attached to or detached from the calendar stand, and that will be inexpensive to make and easy to operate.
Date: April 12, 1921
Creator: Schramm, Henry A. & Hawkins, Jackson D.
System: The Portal to Texas History
Roller-Distributer. (open access)

Roller-Distributer.

Patent for a new and useful roller-distributer of the sort used on a light and relatively inexpensive automobile of widely known construction.
Date: March 22, 1921
Creator: Lopez, Jesus M.
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
Box Car Door Fastener (open access)

Box Car Door Fastener

Patent for a box door fastener used for railway box car doors. For use in sliding door style entrances, and does not require the alteration of doors once installed. Doors may also be fastened in place while also allowing to be in a slightly open position for ventilation of the interior.
Date: January 21, 1921
Creator: Wood, James Gillam
System: The Portal to Texas History
Automobile Signal (open access)

Automobile Signal

Patent for the creation of signals to be used in conjunction with automobiles during traffic.
Date: February 22, 1921
Creator: Ziegenbalg, Emil
System: The Portal to Texas History
Blackboard. (open access)

Blackboard.

Patent for a rotating blackboard that can be covered when not in use, as well as adjusted to different heights and locked into place so the writer can utilize every available space of the blackboard. The inventor designed the blackboard "for use in schools and brokerage offices."
Date: March 8, 1921
Creator: Grothaus, Julia
System: The Portal to Texas History
Boring-Machine. (open access)

Boring-Machine.

Patent for Boring-Machine. Particularly a boring-machine for boring brush blanks, and can bore all of the necessary openings, both straight and at an angle, at a single operation.
Date: May 7, 1918
Creator: Miller, Emma T.
System: The Portal to Texas History
Boll-Cotton Separator and Cleaner (open access)

Boll-Cotton Separator and Cleaner

Patent for a new boll-cotton separator and cleaner used for separating and cleaning boll, catch the cotton delivered to the separating chamber, remove cotton from catching means, etc.
Date: July 15, 1919
Creator: Simmons, Oliver G.
System: The Portal to Texas History
Attachment for Coffee-Roasters. (open access)

Attachment for Coffee-Roasters.

Patent for an attachment to a coffee-roaster that assists in separating coffee beans from foreign matter.
Date: December 25, 1917
Creator: Liberto, Samuel
System: The Portal to Texas History
Car Axle Lubricator (open access)

Car Axle Lubricator

Patent for Car Axle Lubricator created with the specific intent of better lubricating the journals and bearings of car axles to prevent overheating with less waste of oil.
Date: December 23, 1919
Creator: Urbieta, Jose M.
System: The Portal to Texas History
Wire-Screen Frame. (open access)

Wire-Screen Frame.

Patent for a more economical, foldable wire screen frame for doors with removable wire mesh, and included illustration.
Date: December 18, 1917
Creator: Carroll, Houston Monroe
System: The Portal to Texas History