BUSHING FOR HIGH-PRESSURE BOTTLES, AND ITS MANUFACTURING METHOD Russian patent published in 2014 - IPC F17C1/16 

FIELD: machine building.

SUBSTANCE: invention refers to bushing (4) for a high-pressure bottle and to a method of its attachment to the bottle. The bushing consists of two elements attached to each other, which can be combined into single structure (3) of the bottle itself, which is formed from composite material, metal alloy, synthetic material, resins and reinforcing fibres. Internal removable element (4.2) of neck (4) represents in its inner part a hexagonal through hole (9) while the upper part represents a thread for attachment of a valve or a plug; on the upper outer part an arrangement is made for a thread for connection to external element (4.9) while on the lower part there is a ring-shaped seat to receive seal (5) in direct contact with core (2). Similar seal (5) is provided on external element (4.9). The end part of core (2) is fixed between two elements (4.2) and (4.9) on the lower part; after that, this assembly is combined on the outer side into many winding layers made from reinforcing fibres and synthetic resins.

EFFECT: enhanced reliability of a bottle.

8 cl, 5 dwg