Car-Coupling. (open access)

Car-Coupling.

Patent for a car coupling that "couples automatically and by which a brakeman on a single car can uncouple one or more cars and to provide pipe connections between the cars for this and other purposes" (lines 9-13). It has a pivoted drawhead with lever connections to a piston head and uses steam connections with the cylinder in the piston head to couple.
Date: April 25, 1893
Creator: Gebhardt, William Charles
System: The Portal to Texas History
Index. (open access)

Index.

Patent for "an improved method of indexing books of reference, and more especially city and county records, and the means for carrying over from one line to another where several indexes are to be set opposite one name" (lines 9-14).
Date: April 11, 1893
Creator: Heppenstall, James Edward
System: The Portal to Texas History
Ironing-Table. (open access)

Ironing-Table.

Patent for "ironing-tables which are arranged to be capable of folding when not in use and of extending when used." (Lines 8-11) Includes instructions and illustrations.
Date: April 30, 1895
Creator: Mills, Charles Richmond
System: The Portal to Texas History
Improvement In Fine-Proof Cotton-Lint Rooms. (open access)

Improvement In Fine-Proof Cotton-Lint Rooms.

This patent is a receiver that is portable and provides a unique way of catching the lint that is ejected from a cotton-gin when in use. The portable receiver helps to prevent fires.
Date: April 9, 1878
Creator: Morrell, Zachariah N.
System: The Portal to Texas History
Hose or Pipe Coupling. (open access)

Hose or Pipe Coupling.

Patent for a hose or pipe coupling meant to "provide a coupling of great simplicity of construction forming a tight and efficient connection by which the hose can be connected without turning it, without the screwing together of the sections and without a loose washer within one of the couplings which is readily lost and quickly gets out of order" (lines 12-19).
Date: April 16, 1895
Creator: Conley, Andrew J.
System: The Portal to Texas History
Nut Lock. (open access)

Nut Lock.

Patent for a new and improved nut lock. This design consists "[i]n a nut-lock, the combination, with a screw-threaded bolt and nut, of a pair of arms pivoted or hinged together, said arms having annular screw-threaded grooves formed therein adapted to register with the threads on the bolt, and means for locking the arms together" (lines 76-81).
Date: April 27, 1886
Creator: Clark, Fred
System: The Portal to Texas History
Seed-Separator (open access)

Seed-Separator

Patent for a seed separator which uses suction and a rotary beater to separate undeveloped seeds from healthy ones. It is designed to be a cheap and efficient tool to separate good seeds from weak ones, dust, or other foreign objects into different containers.
Date: April 2, 1918
Creator: Rylander, James B.
System: The Portal to Texas History
Plow (open access)

Plow

Patent for a new plow design that is adapted for plowing inclinations, including illustrations.
Date: April 14, 1914
Creator: Salge, Henry F.
System: The Portal to Texas History