US PATENT SUBCLASS 52 / 769
.~.~ Attaching means held in position by a spring-type member


Current as of: June, 1999
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52 /   HD   STATIC STRUCTURES (E.G., BUILDINGS)

474  DF  FACER HELD BY STIFFENER-TYPE FRAME {11}
764  DF  .~ Facer attached between exposed frame members {11}
769.~.~ Attaching means held in position by a spring-type member


DEFINITION

Classification: 52/769

Attaching means held in position by a spring-type member:

(under subclass 764) Structure wherein a facer-retaining element is held in retaining position by a spring.

(1) Note. Included here is a spring which biases a retaining element against a facer and also a spring which cooperates with other holding means, such as a latch, to lock a retaining element in its retaining position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

773+, for retainer formed of wire or thin-walled material (such as sheet metal or thin-walled metal extrusions) and biased by their own springiness against a facer to hold it on a sustainer.