bell-and-socket joint

bell-and-spigot joint, bell-and-socket joint, spigot-and-socket joint

bell-and-spigot joint
A connection between two sections of pipe, the straight spigot end of one section is inserted in the flared-out end of the adjoining section; the joint is sealed by a caulking compound or with a compressible ring.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.