Resource Type

Scaffold-Bracket (open access)

Scaffold-Bracket

Patent for a support for scaffolds or ladders on shingled roofs. Illustrations included.
Date: August 27, 1912
Creator: Wilkerson, Thurston A.
System: The Portal to Texas History
Accelerating Foot-Throttle for use on Automobile-Engines (open access)

Accelerating Foot-Throttle for use on Automobile-Engines

Patent for an "improved form of foot pedal or foot throttle" (line 10) which "provides means for effectively controlling the speed of an engine by the action of the driver's foot against the foot throttle located in a convenient position on the floor of the car" (lines 13-17), including illustrations.
Date: August 6, 1918
Creator: Vineyard, Pleas E.
System: The Portal to Texas History