DEVICE FOR PROTECTION OF SPACECRAFT OPTICAL SURFACES Russian patent published in 2002 - IPC

FIELD: space engineering. SUBSTANCE: proposed device has cover 10, reduction gear with drive mounted in pressurized compartment and stop. Lever 9 connected with cover by means of pins 11 secured in it is secured on output shaft of reduction gear; lever 9 is provided with adjustable limiter secured on its outer surface; turn limiter compensates for arising load together with spring-loaded stop. Mounted inside body of reduction gear is bellow whose one end is tightly connected with body of drive and other end is connected with output member. Flexible member 12 embracing the pins are located between inner surface of lever 9 and cover 11. Drive is provided with retainer and output member of drive is movably connected with input shaft of reduction gear and is provided with limit stop. EFFECT: enhanced reliability. 4 dwg