Patent ID: 9151423
Filing Date: 2015-10-06
Classification: B01D,F16L

Abstract:
1. A connecting socket for a filter hose, the connecting socket comprising: a filter hose having porous circumferential wall of filter medium, the filter hose filtering air flow through the filter hose wall, the filter hose having an end received into and securely clamped by said connecting socket; an inner part having an open interior formed by a through-opening extending through a first end of the inner part; an outer part received over the first contact surface at the radial exterior of the inner part, the outer part wrapping around the first end of the inner par extending into the open interior of the inner part, the outer part having wherein the filter hose has a contact section, the contact section formed by a portion of the filter hose that is folded over a first end of said inner part in a U-shaped fold in a radially outward direction onto the first contact section; wherein the filter hose contact section is arranged between and rests upon the first contact surface and the second contact surface; wherein said outer part is pushed onto said inner part such that the contact section of the filter hose is clamped between said first and second contact surfaces; wherein the outer sleeve of the outer part includes a locking recess extending through the outer sleeve from a radial interior to a radial exterior of the outer sleeve; wherein the inner part includes a barbed hook, the barbed hook formed on the radial outer surface of the inner part; wherein the barbed hook protrudes into and engages the locking recess of the outer sleeve forming a locking connection that locks the inner part to the outer part into an inserted joined position.