Resource Type

Folding Landing-Gear for Aircraft. (open access)

Folding Landing-Gear for Aircraft.

Patent for improvement in folding landing-gears for an aircraft. Once the aircraft is at the sustention in the air, the wheels and attendant parts will fold up into the aircraft.
Date: February 3, 1920
Creator: McCarroll, Frank
System: The Portal to Texas History
Shaft-Tug. (open access)

Shaft-Tug.

Patent for an improvement of harness and shaft-tugs by providing a sleeve to fit the tug closely, a bolt to secure the tug and a strap clamps to the shaft; for the purpose of limiting the movement of the tug. Illustration is included.
Date: February 3, 1891
Creator: Davies, Thomas William & Downey, George Marshall
System: The Portal to Texas History