US PATENT SUBCLASS 285 / 332.1
.~.~ Conoidal

Current as of: June, 1999
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285 /   HD   PIPE JOINTS OR COUPLINGS

328  DF  PARTICULAR INTERFACE {4}
332  DF  .~ Tapered {6}
332.1.~.~ Conoidal

DEFINITION

Classification: 285/332.1

(under subclass 332) Devices wherein the interface is composed of mating curved surfaces on each member generated

by a curve having the same loci and length of the radii thereof and rotating about its sine as an axis.

SEE OR SEARCH THIS CLASS, SUBCLASS:

261+, for joints wherein the interface is a ball and socket.