4 Matching Results

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Demountable Rim (open access)

Demountable Rim

Patent for a demountable rim. This invention is used for automobile wheels for readily mounting and remounting. Illustration included.
Date: January 28, 1913
Creator: Cox, Eli R.
System: The Portal to Texas History
Spring Wheel (open access)

Spring Wheel

Patent for a form of tire designed in such a way to avoid the dangers of a punctured tire. This is done by an arrangement of crossing springs used to support the outer wall of the tire instead of inflatable medium.
Date: June 3, 1913
Creator: Dwiggins, R, Sam & Kelley, E, Lawrence
System: The Portal to Texas History
Reed-Organ. (open access)

Reed-Organ.

Patent for "a removable attachment for a reed organ or harmonium, to be placed upon the wind chest either the tremble or bass end of the keyboard, or at both ends..." (lines 8-12) including illustrations and instructions.
Date: December 30, 1913
Creator: Rue, Oliver H.
System: The Portal to Texas History
Saw Gage and Filing Clamp (open access)

Saw Gage and Filing Clamp

Patent for a combined saw gage and clamp which can be "applied to a saw blade to gage the depth of the cut as well as reversed and used as a clamp for the saw blade in setting the teeth" (lines 16-18).
Date: April 1, 1913
Creator: Curby, George W.
System: The Portal to Texas History