Resource Type

Air-Brake (open access)

Air-Brake

Patent for an air brake with instructions and illustrations.
Date: November 24, 1914
Creator: Wolf, Gustav B.
System: The Portal to Texas History
Caster-Wheel (open access)

Caster-Wheel

Patent for a new and useful caster wheel with illustrations.
Date: November 24, 1914
Creator: Pepple, John W.
System: The Portal to Texas History
Combination Tie and Rail-Joint (open access)

Combination Tie and Rail-Joint

Patent for improvement in the safety of tie and rail-joints. Improves the connection so that independent movement of the tie and rail is reduced.
Date: November 17, 1914
Creator: Knaus, John J.
System: The Portal to Texas History
Valve Mechanism for Gas Engines (open access)

Valve Mechanism for Gas Engines

Patent for improvements in the valve mechanisms of gas engines, with the object being to "provide an air cooling chamber for maintaining the exhaust valve in a cooled condition under all conditions of operations (lines 9-14).
Date: November 12, 1914
Creator: Blumberg, Humble G.
System: The Portal to Texas History
Safety-Aeroplane (open access)

Safety-Aeroplane

Patent for a safety aeroplane including instructions and illustrations.
Date: November 10, 1914
Creator: Haynes, Thomas Stanley
System: The Portal to Texas History
Permutation-Lock. (open access)

Permutation-Lock.

Patent for a device of a permutation lock. One of its objects is to improve the permutation mechanism thereof and to provide novel means whereby the combination of the lock may be changed.
Date: November 17, 1914
Creator: Meepos, Max
System: The Portal to Texas History