Means for Facilitating the Use of Railway-Schedules. (open access)

Means for Facilitating the Use of Railway-Schedules.

Patent for "improvements in means for facilitating the use of local, through and joint-route transportation or time schedules of railways or other carriers.” (lines 10-13) including instructions and illustrations.
Date: March 16, 1915
Creator: Glisson, Amos A.
System: The Portal to Texas History
Gas Generator (open access)

Gas Generator

Patent for a gas generator that generates hydrocarbon gases. It is "to provide ample and efficient means for feeding gas making elements into the fillings or contents located in the generators and to distribute uniformly to all parts of a generator the elements fed into the generator and to provide efficient means for operating the feeding devices and to provide agitating devices working in combination with the feeding devices for agitating the fumes within the generator." (line 11-21)
Date: March 9, 1915
Creator: Tinsley, Waller P.
System: The Portal to Texas History
Safety Attachment for Locomotive-Cabs. (open access)

Safety Attachment for Locomotive-Cabs.

Patent for a locomotive engine safety device involving a detachable protective carrier that releases from the engineer's cab allowing escape from the locomotive engine cab in case of danger, including illustrations.
Date: March 2, 1915
Creator: Uttz, William A.
System: The Portal to Texas History
Spark Plug for Internal-Combustion Engines (open access)

Spark Plug for Internal-Combustion Engines

Patent for an improved automobile spark-plug with both insulated and non-insulated cylinders that will activate with any spark to the device.
Date: January 18, 1915
Creator: Loose, Robert D.
System: The Portal to Texas History
Improvement to Lifting-Jacks (open access)

Improvement to Lifting-Jacks

Patent for the improvement of the lifting jack which allows the user to "lower the lifting bar by a step-by-step movement as well as to elevate the lifting bar by such a movement (lines 12-14). Includes instructions and illustration."
Date: January 12, 1915
Creator: Parker, Charles W. & Wittliff, Theodore H.
System: The Portal to Texas History
Improvement in Automatic Brake-Setting Mechanism for Pneumatic Brakes. (open access)

Improvement in Automatic Brake-Setting Mechanism for Pneumatic Brakes.

Patent for improvements in pneumatic brakes with simple construction for higher efficiency in trains including instructions and illustrations.
Date: January 5, 1915
Creator: Weldon, Robert J.
System: The Portal to Texas History
Plow. (open access)

Plow.

Patent for "heel sweeps" for plows, which are a construction of wings that that sweep the furrow on either side of the plow.
Date: January 5, 1915
Creator: Randolph, James W.
System: The Portal to Texas History