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6 Matching Results
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Apparatus for Cleaning Deep Wells.
Patent for a device that assists in cleaning deep wells that have caked material in the pumping apparatus by using hot steam.
Date:
July 3, 1917
Creator:
Deats, George W.
System:
The Portal to Texas History
Vibrating Churn
Patent for a vibrating churn design meant to improve the process of churning liquids.
Date:
June 3, 1919
Creator:
Yount, J. E.
System:
The Portal to Texas History
Resilient Wheel.
Patent for a wheel that contains heavy wire spokes, consisting of two sections that are arranged to have their adjacent ends spaced and connected by coil springs to insure resiliency.
Date:
July 3, 1917
Creator:
Fuller, Robert Nelson
System:
The Portal to Texas History
Flush-Valve Attachment.
Patent for an attachment to a flush valve that will prevent the bowl from overflowing when flushing.
Date:
February 3, 1914
Creator:
Lupton, William A.
System:
The Portal to Texas History
Motion-Picture Machine.
Patent for "improvements in motion picture machines and more particularly to means for automatically shutting the lights off the head or film operating part of the machine" (lines 9-13) "in case of accident, as when the film breaks." (lines 15-16)
Date:
December 3, 1918
Creator:
Dodd, David P.
System:
The Portal to Texas History
Freight Gang-Plank.
Patent for freight gang-planks embodying hinged sections which may be adjusted at any angle with relation to each other so that the upper section may be disposed on a horizontal plane for the purpose of allowing a loaded truck to come to rest and remain immovable until manual or mechanical power is applied to move it.
Date:
July 3, 1917
Creator:
Simpson, Louis
System:
The Portal to Texas History