Coupling (open access)

Coupling

Patent for a coupler for railway cars. Illustrations included.
Date: April 28, 1908
Creator: Brandt, Olof Nelson
System: The Portal to Texas History
Whiffletree. (open access)

Whiffletree.

Patent for a new and improved whiffletree. This design "compris[es] a front rod and a back rod or spring united together by welding, said whiffletree having its ends rounded to form shoulders and provided with hooks fitting upon the rounded ends and prevented from slipping inward by the shoulders, and disks placed upon said rounded ends and attained thereon by swaging the latter" (lines 6-13).
Date: May 28, 1889
Creator: Black, William Jackson
System: The Portal to Texas History
Whiffletree. (open access)

Whiffletree.

Patent for a new and improved whiffletree. This design "compris[es] a front bar, a back rod or spring united to the front bar by welding, the ends of both said bar and rod being bent upon themselves and the parts welded together to construct an eye or opening, whereby both bar and rod are bent around the latter . . . a strengthening-piece placed between the front bar and the back rod or spring, and a casing secured to the back rod and adapted to hold the strengthening-piece in place" (lines 8-18).
Date: May 28, 1889
Creator: Black, William Jackson
System: The Portal to Texas History
Combined Cotton Chopper and Cultivator. (open access)

Combined Cotton Chopper and Cultivator.

Patent for a new and improved cotton chopper and scraper. This design consists in "the combination, with the axle and the wheels, provided with the sleeves, one of which is provided with the spur-wheel of the reach bar secured to the axle, the sleeve mounted on the said bar and provided with the pinion, the arms secured to the sleeve, the curved rods adjustably secured to the arm, and the blades secured to outer ends of the said rods" (lines 8-17).
Date: January 28, 1890
Creator: Jordan, Perry L.
System: The Portal to Texas History
Keyless Padlock (open access)

Keyless Padlock

Patent for combination padlock.
Date: December 28, 1915
Creator: Moses, Richard
System: The Portal to Texas History
Pipe System for Discharging Waste Water from Refrigerator-Cars. (open access)

Pipe System for Discharging Waste Water from Refrigerator-Cars.

Patent for a pressurized pipe system designed to discharge waste water from melted ice used to reduce car temperature including illustrations.
Date: July 28, 1914
Creator: Applewhite, James A.
System: The Portal to Texas History