US PATENT SUBCLASS 251 / 315.13
.~.~.~ Assembled around the head

Current as of: June, 1999
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251 /   HD   VALVES AND VALVE ACTUATION

304  DF  ROTARY VALVES {5}
315.01  DF  .~ Ball valve {7}
315.1  DF  .~.~ Housing construction {4}
315.13.~.~.~ Assembled around the head

DEFINITION

Classification: 251/315.13

Assembled around the head:

(under subclass 315.1) Housing which is assembled by engaging an inlet component and outlet component to create a unitary housing adjacent and surrounding the spherical head.