Power Mechanism. (open access)

Power Mechanism.

Patent for a "simple mechanism for use in connection with a prime mover of any of the well known types using as a motive agent steam, oil, gas, electricity, etc." (lines 13-16). The mechanism is meant to increase efficiency by reducing the number of its components.
Date: May 29, 1917
Creator: Dominguez, Salvador
Object Type: Patent
System: The Portal to Texas History
Blowpipe. (open access)

Blowpipe.

Patent for an improved blowpipe (or hydrocarbon torch), which when activated causes "an extremely hot needle flame" for a Bunsen burner (lines 18-19). Patent contains an illustration and instructions.
Date: May 9, 1916
Creator: Downie, James H.
Object Type: Patent
System: The Portal to Texas History
Impression Cake (open access)

Impression Cake

Patent for a new type of impression cake meant for the creation of dental and other kinds of molds.
Date: May 13, 1919
Creator: Downie, James H.
Object Type: Patent
System: The Portal to Texas History
Method of Condensing a Vapor in a Natural Gas (open access)

Method of Condensing a Vapor in a Natural Gas

Patent for Method of Condensing a Vapor in a Natural Gas. The purpose is to remove condensation and other wet gases from oil wells.
Date: May 27, 1918
Creator: Duffy, James T.
Object Type: Patent
System: The Portal to Texas History
News Drop, May 2023 (open access)

News Drop, May 2023

Quarterly newsletter of the Edwards Aquifer Authority discussing news and activities of the organization as well as other information related to programs, projects, and topics related to water management and conservation.
Date: May 2023
Creator: Edwards Aquifer Authority (Tex.). Communications and Development Department
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Process for Treating Cotton-Seed (open access)

Process for Treating Cotton-Seed

Patent for "new and useful Improvements in Processes for Treating Cotton-Seed"(lines 6-8), which expresses oil from cotton and neutralizes it with "alkali... and precipitating solid matter"(lines 26-27).
Date: May 27, 1919
Creator: Fee, Horatio A. & Aeveaenes, Garciea H.
Object Type: Patent
System: The Portal to Texas History
Display or Advertising Device. (open access)

Display or Advertising Device.

Patent for a dimple, durable display or advertising device "which may be easily and conveniently used for displaying or exposing an advertising sign in a manner to attract attention to the same" (lines 14-17), including instructions and illustrations.
Date: May 14, 1918
Creator: Fox, William N.
Object Type: Patent
System: The Portal to Texas History
Dirigible Automobile-Lamp (open access)

Dirigible Automobile-Lamp

Patent for a new automobile lamp that turns in conjunction with the steering wheel and an apparatus that attaches to automobiles to cradle the head lamp and stop it from vibrating.
Date: May 19, 1914
Creator: Freeborn, Sidney Mills
Object Type: Patent
System: The Portal to Texas History
Candy-Wrapping Machine. (open access)

Candy-Wrapping Machine.

Patent for improvements to candy-wrapping machines, particularly for wrapping sticky candy.
Date: May 30, 1916
Creator: Gebhardt, William
Object Type: Patent
System: The Portal to Texas History
Electric Soldering-Iron (open access)

Electric Soldering-Iron

Patent for an improved electric soldering iron, "to provide novel means for permitting the flow of solder and for shutting it off" (lines 18-19), including illustrations.
Date: May 6, 1913
Creator: Giffen, Frank M.
Object Type: Patent
System: The Portal to Texas History
Propeller for Boats. (open access)

Propeller for Boats.

Patent for improvements in propellers for boats by “having a pair of hinged propeller-blades adapted to swing toward and away from each other, combined with fixed prongs; which are engaged with the propeller blades and hold them from displacement.” (Lines 60-65) Illustration is included.
Date: May 5, 1891
Creator: Gillespie, Lewis
Object Type: Patent
System: The Portal to Texas History
Touch-Regulator for Pianos (open access)

Touch-Regulator for Pianos

Patent for a touch regulator for pianos.
Date: May 5, 1903
Creator: Goggan, Michael
Object Type: Patent
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.
Object Type: Patent
System: The Portal to Texas History
Planter (open access)

Planter

Patent for an attachment for planters, where seeds are dropped into hills rather than thin rows, which allows for sprouts to break through the soil more easily.
Date: May 12, 1914
Creator: Gutzeit, Joseph A.
Object Type: Patent
System: The Portal to Texas History
Sash Cord Holder (open access)

Sash Cord Holder

Patent for a sash cord holder. Illustration included.
Date: May 10, 1904
Creator: Haas, Edward
Object Type: Patent
System: The Portal to Texas History
Gradometer. (open access)

Gradometer.

Patent for a gradometer "which will accurately indicate under the most varying and unstable conditions the inclination and declination at which any moving body is traveling" (lines 10-13). The gradometer is "particularly adapted for use on motor vehicles" (lines 15-16).
Date: May 17, 1921
Creator: Hall, Sidney Wilson
Object Type: Patent
System: The Portal to Texas History
Car Coupling. (open access)

Car Coupling.

Patent for a new and improved coupling for railroad cars. This design "consists in the combination, with a draw-bar having a socket and buffer-prongs on its ends, of a ball in the socket, coupling-hooks pivoted between jaws connected with the ball, a weighted stem projecting from the ball, and a sliding latch-rod for engaging with the stem and automatically releasing it when the cars come together" (lines 8-15).
Date: May 19, 1885
Creator: Hampl, Joseph & Jacobs, David
Object Type: Patent
System: The Portal to Texas History
Electric Cigar-Lighter. (open access)

Electric Cigar-Lighter.

Patent for a cigar lighter in which the cigar is lit on a glowing surface, improves on the ease of operating a cigar lighter, and provides space for an advertisement.
Date: May 4, 1897
Creator: Handshy, Henry M.
Object Type: Patent
System: The Portal to Texas History
Foldable Steering Wheel. (open access)

Foldable Steering Wheel.

Patent for a foldable steering wheel with the capability of swinging downwardly to an out of the way position to enable the driver to easily occupy or leave his seat.
Date: May 16, 1922
Creator: Hanes, Dorris A.
Object Type: Patent
System: The Portal to Texas History
Safety-Razor-Blade Sharpener. (open access)

Safety-Razor-Blade Sharpener.

Patent for a safety razor blade sharpener with an improved arrangement of the metal grinding elements and a novel blade holder that can hold various types of blades and sharpen both sides, including illustrations.
Date: May 8, 1917
Creator: Hauser, Peter D.
Object Type: Patent
System: The Portal to Texas History
Apparatus for Dispensing Oil, &c. (open access)

Apparatus for Dispensing Oil, &c.

Patent for a new and useful apparatus for dispensing oil, &c.
Date: May 17, 1898
Creator: Haye, August
Object Type: Patent
System: The Portal to Texas History
Liquid-Dispensing Apparatus. (open access)

Liquid-Dispensing Apparatus.

Patent for a new and useful liquid dispensing apparatus, including instructions and illustrations.
Date: May 2, 1899
Creator: Haye, August
Object Type: Patent
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
Object Type: Patent
System: The Portal to Texas History
Uterus-Battery. (open access)

Uterus-Battery.

Patent for "a simple and compact electrical or galvanic device, adapted, when placed in the womb of a patient, to develop a mild electric action and thereby promote the flow of the menses and render the same regular and painless" (lines 16-19).
Date: May 22, 1894
Creator: Hinkley, Charles Samuel Whitney
Object Type: Patent
System: The Portal to Texas History