US PATENT SUBCLASS 137 / 115.22
.~.~.~.~.~ Sensors interconnected by timing or restrictive orifice

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

87.01  DF  SELF-PROPORTIONING OR CORRELATING SYSTEMS {8}
109  DF  .~ Self-controlled branched flow systems {4}
115.01  DF  .~.~ Bypass or relief controlled by main line fluid condition {3}
115.13  DF  .~.~.~ Pressure responsive {9}
115.21  DF  .~.~.~.~ Plural sensors for single bypass or relief valve {1}
115.22.~.~.~.~.~ Sensors interconnected by timing or restrictive orifice

DEFINITION

Classification: 137/115.22

Sensors interconnected by timing or restrictive orifice:

(under subclass 115.21) Subject matter wherein the pressure sensors are connected to each other directly by means of a restrictive passage in order that all the sensors react to the same pressure, but with a different speed of response.

SEE OR SEARCH CLASS

192, Clutches and Power-Stop Control,

109+, for fluid retarders.