.~.~ Spring moves anchor slip relative to wedge or cam
DEFINITION
Classification: 166/215
(under subclass 214) Devices in which the spring causes relative movement between an element that forces the outwardly movable means into contact with the surrounding conduit and the outwardly movable means to shift the means radially.
SEE OR SEARCH THIS CLASS, SUBCLASS:
137, for packers or plugs combined with expansible anchors set by a spring causing relative movement between the anchor and a wedge or cam.
