(under subclass 166.1) Devices in which the position of the entire assembly is changeable.
SEE OR SEARCH THIS CLASS, SUBCLASS:
61+, for similar position changes effected by means of outriggers.
113, for related devices and see the notes thereto.
168+, for such devices having means only for accumulating the slats in a bunch and/or for guiding the slats in unit form into and out of operative position.
355, and see the notes thereunder for other changeable position devices within the class.