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
Retort Hydrocarbon-Burner. (open access)

Retort Hydrocarbon-Burner.

Patent for improvements in retort-burners, to be used for any suitable and desired purposed and for any kind of oils by providing a "direct-combustion retort-burner that the combustion will be perfect and complete and the oil and air may be supplied thereto under a uniform pressure of high or low degree." (Lines 20-27) The retort-burner will be "readily assembled without the necessity of having special machinery for their manufacture or skilled workmen to put them together." (Lines 31-34) Illustration is included.
Date: June 17, 1902
Creator: Duncan, Alfred D. & Wafer, William H.
System: The Portal to Texas History
Tank. (open access)

Tank.

Patent for improvements in the support structure wooden or metal tanks (portable or permanent) though sets of internal support composed of uprights, diagonal brace-rods, transversely curved plates, and tension rods, with descriptions of the structure and illustrations included.
Date: June 9, 1903
Creator: Clayton, Nicholas J., Sr.
System: The Portal to Texas History