FIELD: manufacture of high-pressure vessels. SUBSTANCE: provision is made for first locking groove made in form of dovetail in outer surface of circular flange and second locking groove also made in form of dovetail in inner surface of circular flange; envelope is disconnected in circular flange from outer portion on the outside of circular flange and from inner portion inside circular flange. First projection made in form of dovetail on outer portion of envelope is used for locking in first locking groove in outer surface of circular flange and second projection also made in form of dovetail on inner portion of envelope is used for locking in second locking groove in inner surface of circular flange. EFFECT: enhanced reliability. 10 cl, 3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| VESSEL OF COMPOSITE MATERIAL | 1992 |
|
RU2026194C1 |
| PRESSURE VESSEL HAVING DOME VENTS AND AN INNER CHAMBER, AND A PRESSURE VESSEL FORMING METHOD | 2016 |
|
RU2726956C2 |
| BOSS OF HIGH PRESSURE VESSEL AND SECTION OF ITS COUPLING WITH LINING | 2010 |
|
RU2511881C2 |
| PRESSURE VESSEL AND METHOD OF MANUFACTURING THE SAME | 2002 |
|
RU2215216C2 |
| HOLLOW SEALED PRODUCT OF CLOSED FORM AND INTEGRAL STRUCTURE, CONNECTING ELEMENT FOR INTEGRAL STRUCTURE, METHODS FOR THEIR PRODUCTION AND LINING OF VACUUM HIGH-TEMPERATURE INSTALLATION REACTOR, COMPRISING SAID SEALED ARTICLE | 2018 |
|
RU2711199C1 |
| CONTAINERS FOR DRINKS | 2005 |
|
RU2346866C2 |
| COMBINED HIGH-PRESSURE BOTTLE | 1997 |
|
RU2118745C1 |
| HIGH PRESSURE GAS CYLINDER | 2017 |
|
RU2696655C2 |
| MIXING VALVE | 1993 |
|
RU2091653C1 |
| PRESSURE VESSEL SUPPORTING SYSTEM AND METHOD | 2017 |
|
RU2733016C2 |
