US PATENT SUBCLASS 108 / 87
.~.~.~ With equalizer for opposed end section movement

Current as of: June, 1999
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108 /   HD   HORIZONTALLY SUPPORTED PLANAR SURFACES

59  DF  PLURAL RELATED HORIZONTAL SURFACES {11}
65  DF  .~ Coplanar extension surface {4}
83  DF  .~.~ Intermediate leaf {5}
87.~.~.~ With equalizer for opposed end section movement

DEFINITION

Classification: 108/87

(under subclass 83) Device having interconnecting means between the end portions of the surfaces causing one end portion to move relative to the other when force is applied to the interconnecting means or to one end portion.

SEE OR SEARCH THIS CLASS, SUBCLASS:

137+, for mere supporting surfaces which may be shifted horizontally.