Method of manufacturing wound bush bearing with notch-free flang

Details Method of manufacturing wound bush bearing with notch-free flang Method of manufacturing wound bush bearing with notch-free flang

1986-09-11

1987-09-15

Larson, Lowell A.

Metal deforming

By use of closed-die and coacting work-forcer

Forcing work into or within closed die; e.g., forging

72353, 72361, B21J 1302

Patent

active

046931074

ABSTRACT:
A bearing is manufactured by applying an axial pressing force to a cylindrical wound bush and thereby forming a notch-free flange at one end of the bush which is tapered previously. The flange is formed through a kind of plastic flow induced in the tapered end by the force.

REFERENCES:
patent: 2013654 (1935-09-01), Hothersall
patent: 2177584 (1939-10-01), Salansky
patent: 2374596 (1945-04-01), Frederick
patent: 2722047 (1955-11-01), Cousino
patent: 2877675 (1959-03-01), Corbeels et al.
patent: 2949051 (1960-08-01), Hoffman et al.
patent: 4048703 (1977-09-01), Lehnhart
patent: 4078414 (1978-03-01), Orain
patent: 4207761 (1980-06-01), Niemi
Japanese Patent Application Laying Open (KOKAI) No. 54-25352, Feb. 1979.

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