US 11,999,010 B1
Attachment of powdered metal to powder forged or wrought materials
Peter Stauffer, St. Marys, PA (US); and Barry Kline, Dubois, PA (US)
Assigned to Keystone Powdered Metal Company, St. Marys, PA (US)
Filed by Peter Stauffer, St. Marys, PA (US); and Barry Kline, Dubois, PA (US)
Filed on Feb. 4, 2021, as Appl. No. 17/167,603.
Claims priority of provisional application 62/970,954, filed on Feb. 6, 2020.
Int. Cl. B23K 26/32 (2014.01); B23K 101/00 (2006.01); B23K 103/00 (2006.01)
CPC B23K 26/32 (2013.01) [B23K 2101/008 (2018.08); B23K 2103/00 (2018.08)] 9 Claims
OG exemplary drawing
 
1. A method of manufacturing a metal part which comprises (1) providing an external component and an internal component, wherein the external component has an external profile which includes a female inside diameter profile, and wherein the internal component has an internal profile which includes a male outside diameter profile, wherein the external component is comprised of a forged powder metal or a wrought metal and wherein the internal component is comprised of a sintered powder; (2) positioning the male outside diameter profile of the internal component within the female inside diameter profile of the external component; and (3) affixing the external component and the internal component together by sinter brazing or laser brazing.