US PATENT SUBCLASS 303 / 16
.~.~ Automatic electric

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


303 /   HD   FLUID-PRESSURE AND ANALOGOUS BRAKE SYSTEMS

13  DF  MULTIPLE CONTROL {2}
15  DF  .~ Fluid and electric {1}
16.~.~ Automatic electric {1}
17  DF  .~.~.~> Electric impulse

DEFINITION

Classification: 303/16

The electric valves are operated to reduce the pressure in the control-pipe, and thus give an automatic operation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

28, for the use of the word "automatic"..