4 Matching Results

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Washing Machine. (open access)

Washing Machine.

Patent for a new and improved washing machine. This design has a reversible trough, "having bearings for the detachable rollers and provided with a pair of flat springs affixed rigidly to opposite sides and at opposite ends of the trough, hooked screw-bolts having thumb-screws, and shaft of the main roller" (lines 1-6).
Date: November 15, 1881
Creator: Blake, Llewellyn A.
System: The Portal to Texas History
Railway Switch Lock. (open access)

Railway Switch Lock.

Patent for a new and improved railway-switch lock. This design "consists in a novel construction and arrangement of parts whereby an independent key is used to unlock the latch or bolt of the bolt-case" (lines 14-17).
Date: August 2, 1881
Creator: Angus, Alexander & Phillips, George
System: The Portal to Texas History
Washing Machine. (open access)

Washing Machine.

Patent for a new and improved washing machine. This design "regulate[s] the pressure of the rubber upon the clothes, and thus facilitate[s] the operation of washing the said clothes" (lines 13-16).
Date: September 6, 1881
Creator: Hollis, William Tailler.
System: The Portal to Texas History
Earth Auger. (open access)

Earth Auger.

Patent for a new and improved earth auger. This design "relates to machines for boring post-holes, &c.; and it consists especially in certain improvements in the frame and operating mechanism" (lines 21-24).
Date: December 13, 1881
Creator: Blake, Llewellyn A.
System: The Portal to Texas History