FIELD: connection and disconnection of pipelines exposed to gas or liquid pressure. SUBSTANCE: fitted in each of two coupled members is axially spring-loaded valve. One end of valve is made in form of bushing with shoulder installed for turning. Bushing is kinematically coupled with stop installed concentrically relative to longitudinal axis of coupling. Made of face surface of bushing is cavity engaging with other valve. Stop is installed at distance of R≅ l≅ 2R where R - radius of face surface of bushing. Stop is made in form of wedge. EFFECT: enlarged operating capabilities. 3 cl, 3 dwg
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Authors
Dates
1994-07-15—Published
1991-04-04—Filed