US PATENT SUBCLASS 405 / 165
.~.~.~.~ With means to forcibly feed or to control tension in pipe or cable

Current as of: June, 1999
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405 /   HD   HYDRAULIC AND EARTH ENGINEERING

154  DF  PIPE OR CABLE LAYING, RETRIEVING, OR UNDERWATER MANIPULATION {6}
158  DF  .~ Submerging, raising, or manipulating line of pipe or cable in or from marine environment {7}
159  DF  .~.~ Entrenched or buried {3}
164  DF  .~.~.~ By towing submerged sled with attached plow and pipe or cable guide {1}
165.~.~.~.~ With means to forcibly feed or to control tension in pipe or cable

DEFINITION

Classification: 405/165

With means to forcibly feed or to control tension in pipe or cable:

(under subclass 164) Method or apparatus wherein either (a) the string or conduit is in the form of an elongated flexible member and means are provided whereby a force transmitted along the member tending to pull the buried or entrenched portion of the same out of the bottom can be lessened or neutralized or (b) a motive force is provided to feed the string or conduit from a supply toward its final position beneath the bottom.

SEE OR SEARCH THIS CLASS, SUBCLASS:

177, for land apparatus for burying pipe or cable provided with means to feed or control tension in the pipe or cable.