Method of manufacturing a two piece piston

Details Method of manufacturing a two piece piston Method of manufacturing a two piece piston

1991-09-27

1993-09-21

Cuda, Irene

Metal working

Method of mechanical manufacture

Prime mover or fluid pump making

29888044, 123193L, B23P 1500

Patent

active

052457524

ABSTRACT:
A two-piece, or articulated, piston head for internal combustion engines and the method for obtaining same. The top and pin boss portions composing the head are obtained separately from blanks; the underside of the top portion is provided with a groove whose inner wall is eccentric in relation to the top longitudinal axis; the two portions are joined together by welding; the upper side of the top portion is provided with a combustion bowl eccentric in relation to the top portion longitudinal axis and concentric with the inner wall of the groove on the underside of the top portion.

REFERENCES:
patent: 4843698 (1989-07-01), Ripberger et al.
patent: 4847964 (1989-07-01), Adams et al.
patent: 5144923 (1992-09-01), Leites et al.

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