Churn. (open access)

Churn.

Patent for a new and improved churn. This design consists "[i]n combination with the standard and bracket, the hinged arm having [a] bearing, oscillating driving-wheel, belt, belt-tightening wheels, dasher-wheel, and socket" (lines 94-98). It facilitates churning.
Date: December 1, 1885
Creator: White, Frank Lewis
System: The Portal to Texas History
Electric Switch (open access)

Electric Switch

Patent is for electric switch that minimizes other phone interference and limits each call to a single caller on the line. Two lines can be connected to the switch.
Date: December 4, 1917
Creator: Teare, J. W.
System: The Portal to Texas History
Sun-Shade Holder. (open access)

Sun-Shade Holder.

Patent for a sun shade holder that can be clamped or attached to vehicles or other items.
Date: December 7, 1880
Creator: Smith, Amroy B.
System: The Portal to Texas History
Suspension-Bridge (open access)

Suspension-Bridge

Patent for a suspension bridge which functions are to "transmit a given pressure equally in either direction therefrom to the piers or abutments; second, to balance a given pressure irrespective of its location; third, to provide an elastic yielding road-bed or flooring which will transmit the pressure of an incumbent weight or strain; fourth, to increase the length or span over an existing conditions; fifth, to dispense with piers, except on the shore margins; sixth, to facilitate the construction and increase the life of bridges, and, seventh, to accomplish these aims with structural simplicity and economy" (lines 16-28).
Date: December 18, 1888
Creator: Runyon, Edwin Elijah
System: The Portal to Texas History
Suspender Device. (open access)

Suspender Device.

Patent for a suspender device that is "a [rear] fastening device having a central loop, a coil, a keeper and a pin extending from the coil and engaging the keeper all formed from one piece of wire, in combination, with a slide having a linked portion surrounding and vertically movable on the central loop, and having a pair of ends or prongs projecting upward between the loop and the linked-portion of the slide to form tongues" (lines 81-90). The forward fastening devices attach to the ends of webbing.
Date: December 31, 1895
Creator: Krebs, Emil, L.
System: The Portal to Texas History
Spring Seat for Vehicles. (open access)

Spring Seat for Vehicles.

Patent for a new and improved spring seat for vehicles. This design calls for, "[a]s a means of attaching seats to vehicles, two frames, one connected to the body, the other to the seat, the upper bar of one and the lower bar of the other being connected by draw spiral springs, and the side bars of one sliding in loops upon side bars of the other" (lines 47-53).
Date: December 21, 1880
Creator: Smith, Amroy B.
System: The Portal to Texas History
Permutation Lock. (open access)

Permutation Lock.

Patent for a new and improved combination lock. This design "consists in the construction and novel arrangement of the slotted bolt, follower, and follower-shaft, the elongated bolt-stop pivoted in the slot of the bolt, the radially-slotted disks having concentric stems on the follower-shaft, and the lettered or figured and graduated stem-caps engaging the respective stems by means of circular series of teeth" (lines 20-27).
Date: December 12, 1882
Creator: Saxon, James W.
System: The Portal to Texas History
Acetylene Gas Generator (open access)

Acetylene Gas Generator

Patent for acetylene gas generator. Illustration included.
Date: December 11, 1906
Creator: Hays, Parx Orr
System: The Portal to Texas History