US PATENT SUBCLASS 135 / 144
.~.~.~ Having link means

Current as of: June, 1999
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135 /   HD   TENT, CANOPY, UMBRELLA, OR CANE

87  DF  PORTABLE SHELTER (I.E., TENT OR CANOPY) {18}
121  DF  .~ Framework {9}
143  DF  .~.~ Foldable {4}
144.~.~.~ Having link means {2}
145  DF  .~.~.~.~> Lazy tong type
146  DF  .~.~.~.~> With stopping means

DEFINITION

Classification: 135/144

Having link means:

(under subclass 143) Foldable framework wherein two collapsible sections are connected together by one or more small connecting members having either: (a) both ends of one connecting member pivotally connected to two adjacent collapsible sections, or (b) one end of one member pivotally connected to a collapsible section while another section or the other end of the member is pivotally connected to another connecting member which has its opposite end or section connected to another collapsible section.

SEE OR SEARCH THIS CLASS, SUBCLASS:

130, for similarly hinged parts for arch or dome-type frames.