US PATENT SUBCLASS 303 / 27
.~ Direct on control-pipe reduction

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

25  DF  AUTOMATIC AND DIRECT {2}
27.~ Direct on control-pipe reduction

DEFINITION

Classification: 303/27

There is both an automatic and a direct operation, the direct operation taking place upon a reduction in control-pipe pressure.