US 11,806,776 B1
Mouthpiece for a setting device, a setting device with the mouthpiece and a setting method of a blind rivet element using the mouthpiece
Jordi Gargallo, Bassens (FR); and Bastien Billiemaz, Saint Baudille de la Tour (FR)
Assigned to Bollhoff Otalu S.A., La Ravoire (FR)
Filed by Bollhoff Otalu S.A., La Ravoire (FR)
Filed on Jun. 13, 2023, as Appl. No. 18/209,086.
Claims priority of application No. 22305913 (EP), filed on Jun. 24, 2022.
Int. Cl. B21J 15/28 (2006.01)
CPC B21J 15/28 (2013.01) 14 Claims
OG exemplary drawing
 
1. A mouthpiece for a setting device setting a blind rivet element, comprising:
a. a hollow body having an abutting end and a central through bore through which a pulling component of the setting device is movable,
b. a first endless sealing being arranged adjacent to the central through bore at the abutting end for abutting at a head portion of the blind rivet element,
c. a second endless sealing being arranged radially outwardly of the first endless sealing at the abutting end for abutting at a component, and
d. a fluid channel extending at least partly through the hollow body such that an exit opening is provided between the first and the second endless sealing and an entry opening for supplying a testing fluid is provided remote to the abutting end.