UTILITIES CONNECTION DEVICE Russian patent published in 2017 - IPC F16L29/00 

FIELD: machine engineering.

SUBSTANCE: in utilities connection device, including the housing, which has a nozzle with a filling valve, pressed by spring, and fitting with a drainage valve, pressed by spring, the hosing is integrated. A drainage duct in the housing goes at the angle to the filling duct, at the filling duct inlet the fitting with the filling valve is installed, and at the drainage duct inlet the fitting with the drainage valve is mounted, wherein the ducts in the intersection area are combined with the common cavity. The filling valve is designed as a bypass cylinder, equipped at one end with the elastic sealing element and at the other - with the sealing seat. The elastic sealing element, contacting the sealing seat of the bypassed cylinder, is placed in the filling duct, and the sealing plugs are installed at the fittings inlet.

EFFECT: invention extends the functionality, the possibility of the product thermal control system filling with the coolant, providing the coolant circulation and high tightness.

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