UNIVERSAL SELF-CLAMPING COLLAR TO SECURE TUBULAR PIPES AND ELASTIC ENCLOSURES Russian patent published in 2015 - IPC F16B2/08 F16L33/02 

FIELD: machine building.

SUBSTANCE: invention relates to devices securing the tubular parts and elastic enclosures by tape collars. The universal self-clamping collar to secure tubular pipes and elastic enclosures, and to prevent leaks from air mains is made as double hollow in form of rectangular bag, for example, out of rubberized fabric, having on internal surface at hole in the middle, on it a "patch" is secured out of material that has higher air permeability in comparison with the bag material, and prevents its quick inflation, and along edges of two sides of the collar there are clamps - clips, at that for securing and self-clamping of the collar additionally the hollow "tongue" (of pocket type) is used, it is located on one side of the collar between the clamps-clips; on the external side of the "tongue" there is Velcro fastener, that goes through the rectangular clevis located at opposite side relatively to the hollow "tongue", and is fixed on the counterpart using the Velcro fastener on the external side of the double bag.

EFFECT: higher reliability of connection.

1 dwg