US PATENT SUBCLASS 277 / 317
SEAL COMBINED WITH INDICATOR, SAMPLER, OR INSPECTION FEATURE


Current as of: June, 1999
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277 /   HD   SEAL FOR A JOINT OR JUNCTURE

317SEAL COMBINED WITH INDICATOR, SAMPLER, OR INSPECTION FEATURE {4}
318  DF  .~> Fluid pressure
319  DF  .~> Fluid temperature
320  DF  .~> Fluid leakage
321  DF  .~> Wear, proper seating, or presence


DEFINITION

Classification: 277/317

SEAL COMBINED WITH INDICATOR, SAMPLER OR INSPECTION FEATURE:

(under the class definition) Sealing means combined with other means to display, test, or examine a condition or function of the sealing means or a chamber for the sealing means.

SEE OR SEARCH CLASS

73, Measuring and Testing, for a detailed structure or method for measuring or testing,

863+, for obtaining a predetermined portion of a mass of material to be tested or subclass 865.8 for apparatus or process for sensing and signaling, or for indicating a physical condition.