Patent ID: 9416881
Filing Date: 2016-08-16
CPC Classification: F16K

Claim Text:
1. A high temperature gate valve comprising: a valve body including: a valve element configured to open and close the flow path by moving between an open position and a closing position along an axis; and a plurality of guide members provided in the valve body, configured to guide the valve element in an axis direction, wherein the valve element slides along the axis direction guided by the guide members, the valve element at the closing position blocking the flow path by projecting into the valve body main portion, and at the open position retracting into the bonnet portion from the valve body main portion, and wherein each of the guide members is divided into a plurality of guiding elements divided in the axis direction, the plurality of guiding elements in each of the guide members being aligned in the axis direction, a gap being formed between adjacent guiding elements in the axis direction, each of the guiding elements being welded to an inside of the valve body.