Collapsible Ventilated Crate (open access)

Collapsible Ventilated Crate

Patent for a collapsible vented crate for that does not require special machinery to build.
Date: June 11, 1912
Creator: Williams, Lewie A.
System: The Portal to Texas History
Automatic Hook for Artificial Arms (open access)

Automatic Hook for Artificial Arms

Patent for an automatic hook for artificial arms that allows a pen or pencil to be held.
Date: June 18, 1912
Creator: Corley, Quentin D.
System: The Portal to Texas History
Airship (open access)

Airship

Patent for an airship that is equipped with gas bags to control the ascent and descent of the airship and make it float in case of landing in the water.
Date: June 11, 1912
Creator: Bradshaw, John F. W.
System: The Portal to Texas History
Wrench. (open access)

Wrench.

Patent for "a wrench in which the ratchet is inclosed, so that none of its parts will be exposed to the action of dust" (lines 16-18), provides ample lubrication, and ease of inspection. Includes instructions and illustrations.
Date: June 2, 1912
Creator: Sherman, Lothrop C.
System: The Portal to Texas History
Valve-Controlling Mechanism for Train-Air-Brake Systems (open access)

Valve-Controlling Mechanism for Train-Air-Brake Systems

Patent for a valve controlling mechanism for train air brake systems that can be used when a car derails.
Date: June 11, 1912
Creator: Strader, Perry T.
System: The Portal to Texas History
Valve Mechanism for Carburetors (open access)

Valve Mechanism for Carburetors

Patent for a valve mechanism for carburetors that supplies fuel to the engine.
Date: June 18, 1912
Creator: Guthrie, William S.
System: The Portal to Texas History
Huller-Gin (open access)

Huller-Gin

Patent for a huller gin that sends the cotton hulls out of the gin machine automatically and runs continuously.
Date: June 4, 1912
Creator: Murray, Stephen D.
System: The Portal to Texas History
Steam-Engine (open access)

Steam-Engine

Patent for an improved steam engine for train engines.
Date: June 4, 1912
Creator: Sanders, William Robert
System: The Portal to Texas History
Mold. (open access)

Mold.

Patent for mold, which will be used for mold boards and holding devices.
Date: June 18, 1912
Creator: Dunagin, Marion
System: The Portal to Texas History
Mail-Handling Apparatus (open access)

Mail-Handling Apparatus

Patent for a mail handling apparatus for storing and delivering mail to trains that is on an automated timer with the train schedule.
Date: June 4, 1912
Creator: Mainer, William L.
System: The Portal to Texas History
Tool for Removing Floors, Siding, Scaffolds, etc. (open access)

Tool for Removing Floors, Siding, Scaffolds, etc.

Patent for a tool that is used to remove floors, siding, scaffolds, etc. The device is designed to save material and labor. Illustrations included.
Date: June 12, 1912
Creator: Hunt, Henry C.
System: The Portal to Texas History
Traction-Engine (open access)

Traction-Engine

Patent for a traction engine with more power in the driving shaft and reduced wasted space in the design.
Date: June 4, 1912
Creator: Cox, Oscar McGruder
System: The Portal to Texas History
Mail-Receiving Apparatus (open access)

Mail-Receiving Apparatus

Patent for a mail receiving apparatus for use with trains that automatically removes mailbags from the train.
Date: June 4, 1912
Creator: Mainer, William L.
System: The Portal to Texas History
Spoke-Tightener (open access)

Spoke-Tightener

Patent for a spoke tightener that reduces the strain on the felly.
Date: June 4, 1912
Creator: Norton, John W.
System: The Portal to Texas History
Evaporative Cooler (open access)

Evaporative Cooler

Patent for an evaporative cooler. Illustrations included.
Date: June 25, 1912
Creator: Walkup, John A. & Walkup, Charles W.
System: The Portal to Texas History
Railway-Switch (open access)

Railway-Switch

Patent for a triple rail railway switch with improved opening and closing mechanisms.
Date: June 4, 1912
Creator: Phinney, Grover Cleveland
System: The Portal to Texas History
Folding Cabinet (open access)

Folding Cabinet

Patent for a folding cabinet which can be moved from room to room.
Date: June 18, 1912
Creator: Tallman, Joseph H.
System: The Portal to Texas History
Rapid-Transit Car (open access)

Rapid-Transit Car

Patent for a rapid transit car that runs on cables in the air.
Date: June 25, 1912
Creator: Barnett, John B.
System: The Portal to Texas History
Rail-Clamp (open access)

Rail-Clamp

Patent for a rail clamp to "prevent spreading of the rails"(lines 10-11).
Date: June 18, 1912
Creator: Ausburn, George F.
System: The Portal to Texas History
Plowshare Attachment. (open access)

Plowshare Attachment.

Patent for a plowshare attachment, which will allow a new replacement part when this part is no longer in working condition.
Date: June 11, 1912
Creator: Hickle, Pryor H.
System: The Portal to Texas History
Door-Strip (open access)

Door-Strip

Patent for a door strip for blocking air gaps below doors.
Date: June 4, 1912
Creator: Valentine, Levi Jackson
System: The Portal to Texas History
Double-Acting Pump-Jack (open access)

Double-Acting Pump-Jack

Patent for a double acting pump jack for artesian wells.
Date: June 11, 1912
Creator: Pittman, William T.
System: The Portal to Texas History
Door Operating Means (open access)

Door Operating Means

Patent for a mechanism to operate jail doors. The mechanism is "operated with a single movement of the hand to open and close a plurality of doors simultaneously" (14-19). Illustrations included.
Date: June 25, 1912
Creator: Youngblood, David Franklin
System: The Portal to Texas History
Shock Absorber. (open access)

Shock Absorber.

Patent for shock absorbers the permit bodily movement on one of the parts to which these devices are usually connected in a vehicle.
Date: June 11, 1912
Creator: Rife, Stanford Walton
System: The Portal to Texas History