FIELD: locking devices for raising and transferring cargoes in performing extravehicular work.
SUBSTANCE: proposed device made in form of snap hook provided with retainer has body on which retainer is mounted on axle. Device is provided with bearing spring which is also mounted on body. Retainer has bead to avoid its motion to either side during operation; spring coils are separated by bush which excludes play, motion of spring and torque, thus creating the stop of spring fragment at point of contact with body. Mounted on retainer axle between retainer and body are washers excluding friction of retainer against walls of body plates.
EFFECT: enhanced reliability at protracted operation; increased service life.
4 dwg
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