Title:
PIPE JOINT
Document Type and Number:
Japanese Patent JP2002303387
Kind Code:
A
Abstract:
To provide a pipe joint that can prevent a pipe end portion of such as a vertical drain pipe from being obliquely inserted into a socket.
The pipe joint 1 comprises: a joint body 2 having the socket 21 into which an inserting port of a pipe end portion is inserted; and an annular packing 3 attached to an inner face of the socket 21. A projecting portion 22 for preventing slippage of packing is formed along an inner periphery of a tip portion of the socket 21, and an inclined face (for example, conical tapered face 23) of which diameter is gradually tapered toward the inside of the joint body 2 is formed to a periphery of a tip portion of the projecting portion 22.
Inventors:
SAKAMOTO MASAKATSU
Application Number:
JP2001107353A
Publication Date:
October 18, 2002
Filing Date:
April 05, 2001
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD
International Classes:
E03D11/16; E03C1/122; F16L17/00; F16L21/00; F16L21/02; (IPC1-7): F16L21/00; E03C1/122; E03D11/16; F16L17/00; F16L21/02
Domestic Patent References:
JPH0574121U | 1993-10-08 | |||
JPH02154888A | 1990-06-14 | |||
JPH0392690A | 1991-04-17 |