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3,769 Matching Results
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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.
Object Type:
Patent
System:
The Portal to Texas History
Air-Brake and Starter for Automobiles.
Patent for multiple innovations to automobile air-brakes and starters, including improvements such as ease of use, reliability, and versatility amongst vehicle models.
Date:
December 13, 1921
Creator:
Green, Herbert
Object Type:
Patent
System:
The Portal to Texas History
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.
Object Type:
Patent
System:
The Portal to Texas History
[Alamo Plaza Street in San Antonio]
Photograph of Alamo Plaza Street in San Antonio, Texas. A Checker taxi can be seen parked on the side of the street. Two men walk down the large stone pathway. A row of storefronts is visible across the street. A portion of the Alamo is visible on the right.
Date:
[1920..1940]
Creator:
Williams, Byrd M. (Byrd Moore), III
Object Type:
Photograph
System:
The UNT Digital Library
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.
Object Type:
Patent
System:
The Portal to Texas History
[Anne Louise White Stephenson]
Photograph of Anne Louise White Stephenson, age 19. She married William Donald Stephenson and was the mother of Robert Donald and John Russell Stephenson.
Date:
1920
Creator:
unknown
Object Type:
Photograph
System:
The Portal to Texas History
Antifreezing Appliance for Water-Pipes.
Patent for anti-freezing appliance for water supply and drain pipes of residences and buildings. The object is provide a device connected with the main and service lines of a hours supply water system for the purpose of avoiding interfering with the operation of the service.
Date:
January 20, 1920
Creator:
Davis, Thomas A.
Object Type:
Patent
System:
The Portal to Texas History
[Application for Admission into the National Society United States Daughters of 1812 for May Patterson Osterhout]
Copy of application for admission into the National Society United States Daughters of 1812 for May Patterson Frear Osterhout. The papers include basic personal information about May and her ties to the organization. She applied for membership by right of descent from her grandfather and provided a trace through her genealogy back to him.
Date:
November 3, 1922
Creator:
Osterhout, May Patterson Frear
Object Type:
Text
System:
The Portal to Texas History
Attachment for T-Stands
Patent for improvement of T stands, which includes a vertical rod that makes attachment and removal easier.
Date:
August 2, 1921
Creator:
Adamson, John Selden
Object Type:
Patent
System:
The Portal to Texas History
Automobile Signal
Patent for the creation of signals to be used in conjunction with automobiles during traffic.
Date:
February 22, 1921
Creator:
Ziegenbalg, Emil
Object Type:
Patent
System:
The Portal to Texas History
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
Object Type:
Patent
System:
The Portal to Texas History
[Battle of Flowers]
Photograph of the Battle of Flowers parade in San Antonio. A group of women in white is sitting atop a float being pulled by horses down a crowded street. The man at the bottom center, smiling into the camera is William Donald Stephenson.
Date:
May 1924
Creator:
unknown
Object Type:
Photograph
System:
The Portal to Texas History
Bending-Machine and Method of Bending.
Patent for a machine to bend metal into various shapes for the purpose of construction and reinforcement.
Date:
March 29, 1921
Creator:
Holmgreen, Julius H.
Object Type:
Patent
System:
The Portal to Texas History
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
Object Type:
Patent
System:
The Portal to Texas History
Blade-Holder
Patent for a new and useful improvements to a blade holder. It can hold any form of razor blades can be securely held and easily released. The holder allows blades to be inserted safely and then hold blades firmly into place.
Date:
September 27, 1921
Creator:
Lightfoot, Roy L.
Object Type:
Patent
System:
The Portal to Texas History
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
Object Type:
Patent
System:
The Portal to Texas History
[Boys basketball team, Holding Institute, San Antonio, Texas]
Photograph of the Boys Basketball Team at the Holding Institute, San Antonio, Texas. Team for the years 1923-24. In the center, a player is holding a ball marked 1924. First row, left to right: Captain Ralph W. Emerson ; Lafitto Jesus Kawas ; Manuel Garcia ; Corrado Alvarado ; Hidalgo Ramos. Second row, left to right: Eloi Leal ; Roberto Goreno ; Solomon Masso ; Alfredo Barrero ; Fidelio Guerero.
Date:
1924
Creator:
Garcia's Studio
Object Type:
Photograph
System:
The Portal to Texas History
Brake.
Patent for a brake (as it pertains to vehicles), that is operated by hand and that employs the use of brake bands and a drum to alter the momentum of a vehicle.
Date:
May 23, 1922
Creator:
White, John W.
Object Type:
Patent
System:
The Portal to Texas History
Burner
Patent for an oil burner, in combination with a gas generating portion of a burner pipe below and provided by a upwardly directed discharge opening, a drip pan secured in place and extending horizontally below said burning pipe.
Date:
July 26, 1921
Creator:
Kunkel, Albert R.
Object Type:
Patent
System:
The Portal to Texas History
Can Opener
Patent for a can opener which cuts cleanly and rapidly around the outside wall of the can, so as to avoid jagged edges.
Date:
February 14, 1922
Creator:
Minor, Robert B.
Object Type:
Patent
System:
The Portal to Texas History
[Cavalry Soldiers at Fort Sam Houston]
Postcard of a large group of cavalry soldiers on horseback in a field at Fort Sam Houston with two two-story buildings visible in the background. Several of the men in the center are holding tubas, trombones, and other musical instruments and on the front of the postcard a type-written text reads "Last Day at Ft. Sam Houston. April, 16th 1920."
Date:
April 16, 1920
Creator:
unknown
Object Type:
Postcard
System:
The Portal to Texas History
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
Object Type:
Patent
System:
The Portal to Texas History
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.
Object Type:
Patent
System:
The Portal to Texas History
Chiropractic Table
Patent for use by chiropractors in their manipulations of the human body, and has for its object the provision of a table or attachment to a table including simultaneously movable head and abdomen supports. The invention has been designed which embodies a head rest, chest support, and abdomen support all mounted upon a single hinged member which will automatically adjust itself to the patient laying upon the table, spring means being provided for opposing the movement.
Date:
November 1, 1921
Creator:
Lege, John H.
Object Type:
Patent
System:
The Portal to Texas History