| 摘要 |
FIELD: machine building.SUBSTANCE: valve with integral lease channel contains valve body (12), containing thread channel (14), bonnet (18), having first thread part (22), made to protect the body channel, and having second part (24), located outside the valve body, and cavity between the body and first thread part of the bonnet. The release channel (28) is made in the bonnet and comprises inlet hole (30), made in the first part of the bonnet and connected as per flow with cavity, channel having outlet hole made in the second part of the bonnet, and main section ensuring connection as per flow between the inlet hole and outlet hole (31). Cavity and inlet hole are located such that to open the channel in the internal part of the valve prior to the bonnet disconnection from the valve body.EFFECT: improved design.15 cl, 3 dwg |
