Patent ID: 9494194
Filing Date: 2016-11-15
CPC Classification: B21C,B21D,F16C,H02K

Claim Text:
1. A flanged bushing comprising an cylindrical annular form ( 94 ) terminating in at least one end in a fully circular flange ( 124 ) extending from said cylindrical annular form at an angle, said cylindrical annular form ( 94 ) including a male projection ( 136 ) extending from one edge ( 66 ) of a seam and received in a female recess ( 138 ) formed in a complementary yet opposing edge of said seam, said flanged bushing made according to the method comprising the steps of: providing a metal strip; punching a work piece from said metal strip; trimming said work piece, creating a first trimmed end containing a tab; forming said work piece into an annular form by abutting a portion of said first trimmed edge with a second opposing end; overlapping said tab with said annular form; flanging said annular form creating a radial flange; positioning said tab to lie co-planar with said radial flange; trimming a protrusion into said tab and a complimentary notched cutout into said second opposing end; and causing said protrusion on said tab to interlock with said complimentary notched cutout on said second opposing end as said tab is positioned.