7 Matching Results

Results open in a new window/tab.

Automatic Signal System (open access)

Automatic Signal System

Patent for an automatic signal system for use with railways. Illustrations included.
Date: December 14, 1909
Creator: Adams, Powell O.
System: The Portal to Texas History
Sweep-Stock. (open access)

Sweep-Stock.

Patent for a sweep stock, which can have multiple types of plows attached to it.
Date: November 23, 1909
Creator: Stone, Joseph
System: The Portal to Texas History
Convertible Dust-Pan. (open access)

Convertible Dust-Pan.

Patent for a convertible dust pan, which does not require stooping over to sweep up dirt into the pan and can also be used as a shovel.
Date: October 12, 1909
Creator: Epperson, Albert S.
System: The Portal to Texas History
Rake. (open access)

Rake.

Patent for a rake for raking machine for cleaning fields of stalks or trash.
Date: September 14, 1909
Creator: Jones, William Henry
System: The Portal to Texas History
Track-Leveling Device. (open access)

Track-Leveling Device.

Patent for a railroad track leveling device, which attaches to the rails without the use of screws and can be used to detect low places and misalignment's of the track.
Date: August 24, 1909
Creator: Warren, Edwin A.
System: The Portal to Texas History
Pneumatic Rail-Brake. (open access)

Pneumatic Rail-Brake.

Patent for a pneumatic rail brake, which operates automatically to prevent derailment.
Date: March 30, 1909
Creator: Adams, Powell Orgain
System: The Portal to Texas History
Railway-Crossing (open access)

Railway-Crossing

Patent for crossings for railway tracks and particularly to means for closing the cut in the rails made for the flanges of the wheels, and the object is to provide sliding members which can be easily operated to close the slot or cut in the crossing rails for the flanges of the wheels so that a continuous tread will be formed for every wheel that passes over the crossing and to provide a mechanism for the tracks.
Date: March 30, 1909
Creator: Adams, Powell O.
System: The Portal to Texas History