Patent ID: 7891712
Filing Date: 2011-02-22
Classification: F17C,Y10T

Abstract:
1. A sealing connector for ensuring sealing between a gas cartridge and a transmission member for filling a combustion chamber of a gas fastening device with gas, the gas cartridge having an outlet fitting, the transmission member having an inlet fitting, said sealing connector comprises: a tubular external slide; and a first internal sealing sleeve and a second internal sealing sleeve for receiving the inlet fitting of the transmission member and the outlet fitting of the cartridge, respectively; wherein the first internal sealing sleeve has a first opening and a flexible transverse annular partition for dimensional adjustment at a bottom of the first sleeve; the second internal sealing sleeve has a second opening; and a rigid transverse annular partition is at a bottom of the second sleeve to serve as a support for the outlet fitting; said flexible transverse annular partition has a first surface and a second surface, the second surface opposite to the first surface and contacting the rigid transverse annular partition over a length that is greater than a length of the first surface; the rigid transverse annular partition is integral in one piece with the slide; the flexible transverse annular partition and the rigid transverse annular partition are contiguous; the first internal sealing sleeve and the second internal sealing sleeve are joined together to form a double internal sealing sleeve; the double sleeve made of flexible material is an injection-moulded part and the rigid transverse annular partition is provided with orifices for the passage of the injection-moulded material of the double sleeve.