Composite metal spring material, method of making, and spring me

Details Composite metal spring material, method of making, and spring me Composite metal spring material, method of making, and spring me

1986-12-24

1989-04-04

Zimmerman, John J.

Stock material or miscellaneous articles

All metal or with adjacent metals

Composite; i.e., plural, adjacent, spatially distinct metal...

428685, 428929, 428931, 148326, 148432, 148908, B32B 1518, B32B 1520, C22F 108, C21D 902

Patent

active

048186341

ABSTRACT:
A composite metal spring material, and formed electrically conductive contact spring members made from the material, comprise metallurgically bonded layers of copper and stainless steel of selected compositions which are subjected to a novel sequence of heat-treating steps for providing the spring materials and members with spring characteristics of improved strength and stability.

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patent: 3298803 (1967-01-01), Ulam
patent: 3405228 (1968-10-01), Polizzamo
patent: 3555169 (1971-01-01), Miller
patent: 3698963 (1972-10-01), Nunes et al.
patent: 3837818 (1974-09-01), Happ et al.
patent: 4525434 (1985-06-01), Morikawa et al.

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