PIPE JOINT Russian patent published in 2004 - IPC

FIELD: mechanical engineering.

SUBSTANCE: invention relates to connecting of parts, pipes in particular. Proposed pipe joint contains nipple which has three seat cylindrical surfaces. One of surfaces is concentric relative to longitudinal axis of joint. Two other cylindrical surfaces are eccentric relative to axis of joint. One of pipes is made with four seat cylindrical surfaces. Second pipe is made with three seat cylindrical surfaces. Two of surfaces are eccentric relative to axis of joint. Third surface is concentric relative to axis of joint eccentric surfaces of joint are made with different eccentricity relative to axis of joint.

EFFECT: provision of quick and reliable connecting of pipes without use of threads and bosses.

1 dwg