Resource Type

Roller Press (open access)

Roller Press

Patent for a roller press. This invention is designed to form round lap cotton bales. Illustrations included.
Date: January 31, 1911
Creator: Reagan, Edgar U. G.
System: The Portal to Texas History
Safety-Valve Mechanism for Pneumatic Tires. (open access)

Safety-Valve Mechanism for Pneumatic Tires.

Patent for useful improvements on safety valve mechanism for Pneumatic Tires. This invention constructs a mechanism to control air pressure within the tire in order to prevent bursting from over charging, heating, sudden compression is avoided.
Date: January 31, 1917
Creator: Gebhardt, William C.
System: The Portal to Texas History
Fuse carrier. (open access)

Fuse carrier.

Patent for a fuse "holder which carries a number of fuses, capable of being brought into proper position to provide a fresh fuse in the event of the burning or blowing out of one of the fuses" (lines 9-13). The carrier inside the holder is removable (line 15); as carried in this holder, the fuses are "held under strong tension," with a mechanism allowing easy retrieval of a "fresh fuse" if necessary (line 18).
Date: January 31, 1922
Creator: Burton, Frank M.
System: The Portal to Texas History