Metal working – Means to assemble or disassemble – Means to drive self-piercing work part
Reexamination Certificate
2008-04-11
2011-11-22
Hong, John C (Department: 3726)
Metal working
Means to assemble or disassemble
Means to drive self-piercing work part
Reexamination Certificate
active
08061019
ABSTRACT:
A head for a riveting machine for applying shear rivets, the head comprising a plate and a body that have both a hole and are slidable relative to each other, and a sliding chuck equipped with jaws and arranged within a sliding chamber, defined inside said body, so as to engage a stem of the rivet, said chuck being capable of taking a first, engagement position and a second, disengagement position, wherein a control member controlling the sliding movement of the chuck is provided, said control member being in turn controlled by the plate sliding. The invention further concerns the method of controlling the head.
REFERENCES:
patent: 5208959 (1993-05-01), Rosier et al.
patent: 5806160 (1998-09-01), Frearson et al.
patent: 6766575 (2004-07-01), Fulbright
patent: 0 512 806 (1992-11-01), None
patent: 2 420 835 (2006-06-01), None
European Search Report for EP 08 10 3457, dated Jul. 28, 2008.
Bisiach & Carry S.p.A.
Hong John C
Sughrue & Mion, PLLC
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