35 Matching Results

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Adjustable Spring Clamp (open access)

Adjustable Spring Clamp

Patent for an improved adjustable spring clamp design.
Date: May 13, 1919
Creator: Hillin, H. C.
System: The Portal to Texas History
Air Heating and Regulating Means for Internal Combustion Engines (open access)

Air Heating and Regulating Means for Internal Combustion Engines

Patent for a type of air heater designed to be attached to an internal combustion engine for the purposes of regulating heat.
Date: February 18, 1919
Creator: Brooks, Howard
System: The Portal to Texas History
Automobile-Alarm. (open access)

Automobile-Alarm.

Patent for a device to prevent the theft of automobiles capable of producing audio and visual signals as warnings of unauthorized access.
Date: April 22, 1919
Creator: Smith, Thomas H.
System: The Portal to Texas History
Apparatus for Separating or Concentrating Ores. (open access)

Apparatus for Separating or Concentrating Ores.

Patent for an improvement to hydraulic separators used in frothing classification to increase the recovery of larger mineral particles.
Date: October 21, 1919
Creator: Cole, David
System: The Portal to Texas History
Collar-Form (open access)

Collar-Form

Patent for a device that will hold soft shirt collars in position, giving them a neater appearance.
Date: July 22, 1919
Creator: White, William D.
System: The Portal to Texas History
Can Opener. (open access)

Can Opener.

Patent for "a can opener intended for use in removing or cutting the closures or tops from cans or other sheet metal receptacles." [lines 8-11]
Date: November 25, 1919
Creator: Crawford, Hezekiah H.
System: The Portal to Texas History
Coil-Box Guard (open access)

Coil-Box Guard

Patent for improvements in coil-box guards for automobiles. The design is simpler and less expensive than previous coil-box guards.
Date: July 12, 1919
Creator: Yonge, Roy C.
System: The Portal to Texas History
Windmill (open access)

Windmill

Patent for a windmill that rotates on a vertical and horizontal axis. The blades are mounted to stop in order to prevent damage to the windmill should pressure occur.
Date: November 11, 1919
Creator: Brown, Archie Edwards
System: The Portal to Texas History
Windmill. (open access)

Windmill.

Patent for a windmill with vanes that can compensate for varying wind speeds without being damaged by high winds.
Date: October 21, 1919
Creator: Ochoa, Victor Leaton
System: The Portal to Texas History
Lacing-Eyelet. (open access)

Lacing-Eyelet.

Patent for the improved construction and efficiency of a Lacing-Eyelet. The device is used for supporting lacing in fashion wear, including shoes and corsets. Improvements include providing quicker implementation of the device without risk of damaging the garment it is used on. Additional improvements include the device having uniform and interchangeable parts which can be manufactured in quantities so as to be easily replaced if necessary. Accompanied with illustrations.
Date: April 8, 1919
Creator: Langford, Joseph O.
System: The Portal to Texas History
Lamp Attachment (open access)

Lamp Attachment

Patent for a new and improved Lamp Attachment which instantaneously extinguish lamp mechanically, without necessitating the employment a person's breath or the elevation of the lamps chimney.
Date: July 8, 1919
Creator: Rodriguez, Gavino
System: The Portal to Texas History
Projecting-Machine. (open access)

Projecting-Machine.

Patent for improvements to a projector that relate to advertising. The inventor references adjustments to a previous patent, No. 1069521 from August 5, 1913. Adjustments include making the device more accurate and reliable, and to adapt it to be able to display opaque surfaces, postcards, and other printed items during any time of day. Additionally, the revoluble slide magazine has a mechanism that allows it to operate continuously without assistance from the operator.
Date: October 7, 1919
Creator: Bernard, Oscar C.
System: The Portal to Texas History
Engine. (open access)

Engine.

Patent for a rotary engine with a coupled rotary shaft and piston. This engine uses a lubricant for keeping parts of the engine cool, including illustrations.
Date: April 29, 1919
Creator: Sheridan, Leslie M.
System: The Portal to Texas History
Tire (open access)

Tire

Patent for an improvement to the tire. Designed to increase tire endurance.
Date: December 19, 1919
Creator: Brown, Archie E.
System: The Portal to Texas History
Paper-Clip (open access)

Paper-Clip

Patent for an improved paper-clip "which is extremely simple in construction, permitting ease of manipulation and the manufacture thereof at a greatly reduced cost" (lines 12-14).
Date: September 2, 1919
Creator: Lea, Thomas
System: The Portal to Texas History
Tatting-Shuttle. (open access)

Tatting-Shuttle.

Patent for an improvement in shuttles for making tatting which both winds the thread and uses spring tension to prevent it from unwinding, including illustrations and instructions.
Date: June 17, 1919
Creator: Houseman, George Alfred
System: The Portal to Texas History
Punture-Healing Composition. (open access)

Punture-Healing Composition.

Patent for "improvements in puncture healing compounds". A beeswax, paraffin, rosin, and linseed oil mixture will be injected into the innertube or other air compartment of a "pneumatic tire" and will repair any punctures without deteriorating the material of the inner tube.
Date: April 1, 1919
Creator: Weaber, Marie R. & Clemens, Hermann
System: The Portal to Texas History
Grade-Indicator. (open access)

Grade-Indicator.

Patent for a grade indicator designed for land, air, and sea vehicles. It provides both lateral and longitudinal inclination with a simple construction.
Date: January 7, 1919
Creator: Shemeley, Jesse B. & Shemeley, Marion E.
System: The Portal to Texas History
Foundation and Housing for Railway or Other Signal Apparatus (open access)

Foundation and Housing for Railway or Other Signal Apparatus

Patent for improved design of railway signaling devices by combining two housing units into one unit that can be buried in the ground. The buried box will then be the foundation for the signal apparatus.
Date: December 23, 1919
Creator: Campbell, John Logan
System: The Portal to Texas History
Rotary Engine (open access)

Rotary Engine

Patent for a rotary engine to be used as "a pump for liquids, as an air compressor, as a vacuum pump and for other purposes"(lines 10-12) including instructions for assembly and illustrations.
Date: April 29, 1919
Creator: Sheridan, Leslie M.
System: The Portal to Texas History
Record-Filing Cabinet (open access)

Record-Filing Cabinet

Patent for a record filing cabinet designed to show every record within as well as records of different sizes.
Date: May 13, 1919
Creator: McCart, Robert, Jr.
System: The Portal to Texas History
Flying Machine (open access)

Flying Machine

Patent for a new type of flying machine.
Date: February 18, 1919
Creator: Critchett, J. C.
System: The Portal to Texas History
Film for Cameras. (open access)

Film for Cameras.

Patent for photographic film that contains alternating sensitized and non-sensitized sections for the purpose of creating an initial exposure view as a guide to use when taking a subsequent actual photograph.
Date: August 5, 1919
Creator: Sartorius, Oton; Gándara, José F. & Colonna, Benito
System: The Portal to Texas History
Safety Attachment for Automatic Train Stops. (open access)

Safety Attachment for Automatic Train Stops.

Patent for an attachment to an automatic train stop device (Patent of The United States Number 1,267,179) which aims "to correct certain defects or deficiencies in the previous structure and so make the device more practical and reliable" (lines 15-17).
Date: July 2, 1919
Creator: Bulla, Melbern Bennie
System: The Portal to Texas History