US 12,080,975 B2
Multi-diameter power pin and receiving socket
Marc A. Hartel, Reiskirchen (DE); Alexander Fischer, Gothenburg (SE); Carl-Johan Langeström, Gothenburg (SE); Dimitri Malyi, Gießen (DE); and Stefan Süss, Nieder-Wiesen (DE)
Assigned to TBI INDUSTRIES GMBH, Fernwald (DE)
Filed by TBI Industries GmbH, Fernwald (DE)
Filed on Mar. 29, 2021, as Appl. No. 17/215,436.
Prior Publication US 2022/0311183 A1, Sep. 29, 2022
Int. Cl. H01R 13/627 (2006.01); B23K 9/32 (2006.01); H01R 13/53 (2006.01)
CPC H01R 13/6276 (2013.01) [B23K 9/32 (2013.01); H01R 13/53 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A multi-diameter power pin for an arc process system comprising:
a proximal portion having a first diameter;
an engagement portion extending from the proximal portion, the engagement portion having a second diameter smaller than the first diameter and an annular groove extending into an outer surface of the engagement portion, wherein a fluid channel extends radially from the annular groove to a central bore extending through the power pin;
a bearing portion extending from the engagement portion, the bearing portion having a third diameter smaller than the second diameter; and
a distal portion extending from the bearing portion, the distal portion having a fourth diameter smaller than the third diameter.