US PATENT SUBCLASS 285 / 100
.~ With expansible chamber means

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

Internet Version by PATENTEC © 1999      Terms of Use


285 /   HD   PIPE JOINTS OR COUPLINGS

95  DF  WITH FLUID PRESSURE SEAL {11}
100.~ With expansible chamber means {1}
101  DF  .~.~> Piston-type reactor {2}

DEFINITION

Classification: 285/100

(under subclass 95) Devices in which the seal is made by expanding a member axially to press its end into sealing relation with a contacting surface.