DETACHABLE JOINT Russian patent published in 2002 - IPC

FIELD: rocketry and space engineering; devices used for separation of pneumohydraulic lines handling cryogenic medium. SUBSTANCE: proposed detachable joint includes end-piece of inlet pipe line which is secured to rocket pod by means of flange. Threaded end-piece of outlet pipe line is used for securing dust-and-moisture protective unit. Two- band collar provided with band release spring is used for obtaining required tightness of joint. Spherical surface of collar is embraced by rings of outlet end-piece which are connected by means of collet. Outlet end-piece is provided with flange for attachment on head fairing. Flange consists of two halves embracing the spherical support. End-piece is provided with adjustable limiters made in form of mounting clips for limiting axial displacement. To avoid uncoupling of detachable joint in the course of assembly jobs, turnbuckle embracing the collet lugs is provided. EFFECT: ease in mounting; enhanced tightness and reliability. 1 dwg