AIR DISCHARGE DEVICE Russian patent published in 1994 - IPC

FIELD: mechanical engineering. SUBSTANCE: device for air discharge from pipeline 1 has vertical body 2 with bottom 3 positioned in pipeline 1, discharge channel 4 and throttle channel 5 which are made in the upper part of body 2 and in its bottom 3 respectively. Hollow float 6 with shutoff member 7 engageable with discharge channel 4 is positioned in body 2. Through channels 8, 9 which lower sections are oriented to the surface of float 6 are made in the upper part of the body. Float 6 is made with upper flat surface, and through channels 8, 9 are made cambered. Body 2 is positioned in pipeline 1 with annular clearance 10. EFFECT: improved structure. 1 dwg