Friction-Clutch (open access)

Friction-Clutch

Patent for "a clutch wherein the members composing the clutch are adapted to transmit motion from one to the other by frictional engagement thereof " (lines 12-15) including instructions and illustrations.
Date: June 19, 1900
Creator: Ford, James Thomas
System: The Portal to Texas History
Rail-Joint. (open access)

Rail-Joint.

Patent for a rail joint that consists of a chair with a base plate and inwardly projecting flanges, a rail web, two plates that hook under the flanges and hold the rail in place, and two bolts that go through the plates and the rail.
Date: June 19, 1894
Creator: Perkins, Miles O.
System: The Portal to Texas History
Wheeled Vehicle. (open access)

Wheeled Vehicle.

Patent for a new and improved wheeled vehicle. This design consists in "[a] one-wheeled sulky in which are combined the single wheel, the frame, the thills, the seat, the standards, and the rods or braces" (lines 54-57).
Date: June 19, 1883
Creator: Boyd, William
System: The Portal to Texas History