Resource Type
Counties
3 Matching Results
Results open in a new window/tab.
Results:
1 - 3 of
3
Driving Mechanism
Patent for a driving mechanism. The object of the invention is to provide a simple and efficient mechanism for transforming reciprocatory motion into rotary motion. It can be adapted in order to connect to other mechanisms.
Date:
January 16, 1906
Creator:
Allison, Andrew J.
System:
The Portal to Texas History
Saw Gummer and Sharpener
Patent for a sharpener for saw blades designed to increase the strength of the blade by "imparting an oval or rounding cut to the back of the teeth" (lines 15-16). Illustrations included.
Date:
January 19, 1909
Creator:
Loughridge, John H.
System:
The Portal to Texas History
Cultivator
Patent for a cultivator. Illustration included.
Date:
January 15, 1907
Creator:
Nicholson, Matthew Harris & Rosenbaum, Eugene
System:
The Portal to Texas History