Plow Attachment for Planters. (open access)

Plow Attachment for Planters.

Patent for an invention "to equip any style of planter with a plow attachment for breaking and opening the soil in advance of the furrow-opener and seeding mechanism." (Lines 8-11). Includes instructions and illustrations.
Date: September 7, 1897
Creator: Conoley. Malcom C.
System: The Portal to Texas History
Tire-Tightener. (open access)

Tire-Tightener.

Patent for a new and useful tire tightener, including instructions and illustrations.
Date: September 12, 1899
Creator: Ferriott, Charles L.
System: The Portal to Texas History
Nut-Lock (open access)

Nut-Lock

Patent for a "cheap, simple, and durable nut-lock which will be efficient to prevent a nut from working loose on a bolt, to prevent the bolt from turning in its socket, and to also permit the bolt to work or play slightlyin its socket to yield to the movement of the rails when a train is passing" (lines 20-26).
Date: September 20, 1892
Creator: Nelms, Alexander P.
System: The Portal to Texas History
Submarine Plow. (open access)

Submarine Plow.

Patent for a simple, durable, and inexpensive submarine plow that has an adjustable beam with a plow on its lower end. The invention is meant to have a beam that is "capable of easier and more effectual adjustment to suit the conditions of the operation being performed" (lines 16-18).
Date: September 11, 1894
Creator: Halton, John
System: The Portal to Texas History
Car-Coupling. (open access)

Car-Coupling.

Patent for improvement in car-coupler particularly to that known as “swing-pin.” This is how it works “a pin comprises a pin proper whose upper end is connected by a chain with the front end of the arm on a horizontal rod. The body of this pin passes through a catch, from which it may be removed.” (Lines 40-45) “The catch has a transverse pin and a rounded upper edge, terminating in a shoulder at its front end and a tongue at its rear end.” (Lines 46-49) Illustration is included.
Date: September 15, 1891
Creator: Harrington, Charles
System: The Portal to Texas History