US PATENT SUBCLASS 92 / 237
.~.~ Circumferentially spaced portions at free end of skirt


Current as of: June, 1999
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92 /   HD   EXPANSIBLE CHAMBER DEVICES

172  DF  PISTON {19}
208  DF  .~ Open-ended hollow skirt type (e.g., trunk type) {15}
237.~.~ Circumferentially spaced portions at free end of skirt


DEFINITION

Classification: 92/237

(under subclass 208) Apparatus in which the free end of the skirt-like member has parts which are circumferentially spaced from each other.

SEE OR SEARCH THIS CLASS, SUBCLASS:

234+, for a skirt provided with a narrow slit in the wall thereof extending from the free end of said skirt.