Stalk Cutter. (open access)

Stalk Cutter.

Patent for a new and improved stalk cutter. This design consists "[i]n a stalk-cutter, the combination of the frame, having the central longitudinal parallel bars, slotted laterally and having the space between them, the sliding block, pivoted slotted knives, pivoted arms, and recessed side sills, and the pivoted lever and rack" (lines 77-83).
Date: July 17, 1883
Creator: Duncan, Garnett & Evens, John Richard
System: The Portal to Texas History
Motor. (open access)

Motor.

Patent for a new and improved motor. This design "relates to improvements in motors in which a weight supported on a lever operates in conjunction with a train of gearing; and the object of my improvement is the production of a power for operating sewing-machines, churns, and other machinery" (lines 7-12).
Date: February 17, 1885
Creator: Viean, John A.
System: The Portal to Texas History
Permutation Lock. (open access)

Permutation Lock.

Patent for a new and improved combination lock. This design's operation "is as follows: Being unlocked, the bolt is in the retracted position . . . [t]he door can then be operated in the usual manner, being held, when closed, by the ordinary spring-bolt. . . . When the door is closed, in order to lock it, the graduated knob is turned, operating the toothed disk and the first or governing ring, which will . . . throw out the end of the locking-bolt. By turning the handle, all the rings of the slotted guide can be moved sufficiently to engage the teeth of the locking-arm of the bolt" (lines 80-94).
Date: April 17, 1883
Creator: Sarlls, Rutus & Holland, Virgil C.
System: The Portal to Texas History
Double Foot Plow Stock. (open access)

Double Foot Plow Stock.

Patent for a new and improved double-foot plow-stock. This design consists "[i]n a double-footed plow, the combination of the beam provided with transverse holes, the cross-bar having slots, the pivot-bolt, and the adjustable braces independently pivoted to the cross-bar . . . [and] [t]he slotted standard having on its front face the notches and the plow-point, in combination with the clip, having a T-head whose lower face is V-shaped to fit in one of the notches of the standard" (lines 83-93).
Date: March 17, 1885
Creator: Page, Dyonisius Oliver
System: The Portal to Texas History