COMBINED HIGH-PRESSURE BOTTLE Russian patent published in 1998 - IPC

FIELD: high-pressure technique; manufacture of high-pressure reservoir, for example, gas-and-fuel reservoir. SUBSTANCE: combined high-pressure bottle has shell made from composite material and heads fastened together. Metal cylindrical and spherical heads are connected with shell by means of threads available on inner of cylindrical portion of heads and on outer of shell. End faces of heads are provided with circular grooves on side of shell in area of completion of threads; ends of shell are restrained in these grooves; they are also provided with sealing rings made form flexible material. EFFECT: increased strength of bottle; enhanced reliability and facilitated manufacture. 1 dwg