DEVICE FOR BLOWING LIQUID-ROCKET-ENGINE INJECTION HEAD Russian patent published in 1997 - IPC

FIELD: rocketry. SUBSTANCE: device has neutral gas source connected with liquid-rocket-engine injection head with chamber between upper and center bottoms by means of pipe line and pipe line for draining the component from supply line to this chamber. Manifold mounted in chamber has two rows of circumferential holes. Axes of holes of first row (from center bottom) are parallel to bottom and are directed radially to axis of gas generator and axes of holes of second row are tangential to axis of gas generator and are directed towards upper bottom. Passage area of holes of first row may exceed that of second row. EFFECT: enhanced efficiency. 2 cl, 1 dwg