.~ One closure with complete independent movement {1}
99
.~.~ Counterbalancing closures with adjustable or detachable cable interconnector
DEFINITION
Classification: 49/99
(under subclass 98) Device provided with a flexible chain, rope or the like joining the closures so that the weight of one closure assists in balancing the weight of the other closure, and wherein means are provided to lengthen, shorten or disconnect the cable to move or permit movement of the one closure independently of the other.
SEE OR SEARCH THIS CLASS, SUBCLASS:
121, for a cable interconnector for counterbalancing closures.
347, for a pull type cable operator for a sliding closure.