QUICK-RELEASE UNIT Russian patent published in 2018 - IPC F16L37/00 

FIELD: space equipment; rocket equipment.

SUBSTANCE: invention relates to the field of rocket and space equipment, in particular to the filling and drainage lines undocking devices, and can be used in machine building. In the quick-disconnecting unit, which includes the on-board and ground adapters with filling nozzles connected to each other with the pneumatic-actuated lock, and in each of the ground adapter filling nozzle a piston is installed, which stroke is equal to the length of piston engagement in the on-board adapter mating nozzle, at that, the piston cavity and the lock cavity are connected by one pipeline, wherein before the entrance to the lock cavity, a narrowing is made, serving as a throttle.

EFFECT: technical result of the device is increase in the onboard and ground adapters disconnection when the lock is triggered.

1 cl, 4 dwg