Resource Type

Blind Stop. (open access)

Blind Stop.

Patent for a new and improved blind-stop. This design consists "of a corrugated flange or plate connected with the frame thereof, a spring-retaining strip, a corrugated bar arranged between the retaining strip and the corrugated flange, a socket formed upon the corrugated bar and adapted to receive the slat-bar, and a set-screw carried by the retaining strip" (lines 77-84).
Date: February 8, 1887
Creator: Gulick, Lizzie Talley
System: The Portal to Texas History
Bag Holder and Filler. (open access)

Bag Holder and Filler.

Patent for a new and improved bag holder and filler. This design "consists of an expansible bag holding and filling funnel composed of a metallic strip having overlapping edges and provided with attached spring-wires, such funnel being capable of contraction to enter a bag, and of expanding therein for the purpose of holding and filling the bag" (lines 13-19).
Date: February 6, 1883
Creator: Adkisson, Duncan Rudolph
System: The Portal to Texas History
Escapement for Torsion Pendulums. (open access)

Escapement for Torsion Pendulums.

Patent for a new and improved escapement for torsion pendulums. This design "consists in one or two weighted levers acting in conjunction with an escape-wheel and a spindle, which levers are used as a medium to carry force from the train of a clock to the pendulum" (lines 12-16).
Date: February 5, 1884
Creator: Stahlberg, Charles
System: The Portal to Texas History