US PATENT SUBCLASS 277 / 932
.~ Bi-metallic


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

931  DF  SEAL INCLUDING TEMPERATURE RESPONSIVE FEATURE {2}
932.~ Bi-metallic


DEFINITION

Classification: 277/932

Bi-metallic:

(under subclass 931) Temperature responsive sealing means consisting of two metals having different coefficients of thermal expansion.

SEE OR SEARCH CLASS

428, Stock Materials or Miscellaneous Articles, a residual class for a structurally defined stock material, nonstructural laminate, article of manufacture, or intermediate article of manufacture not provided for elsewhere;

616+, comprising different contiguous layers or portions, each having a matrix or continuous phase of free metal having the property of bending or lengthening in a circular fashion in response to an increase in temperature.