Ornamental gem and method of manufacturing the same

Details Ornamental gem and method of manufacturing the same Ornamental gem and method of manufacturing the same

1994-03-01

1996-04-30

Milano, Michael J.

Jewelry

Body member encircling ornament

Ring

29 8, A44C 900, B23P 1300

Patent

active

055113915

ABSTRACT:
An ornamental ring-shaped metal gem formed of a wire maze, and produced by a process including forming, on a mandrel, a wire weave having a length exceeding a thickness of the manufactured gem, thereafter inserting the mandrel, together with the wire weave into a tubular element of a die, which also includes a cylindrical bottom portion supporting the tubular element and defines a stop surface for the mandrel, and applying pressure to the wire weave to form the gem.

REFERENCES:
patent: 89240 (1933-02-01), Kagan
patent: 728827 (1903-05-01), Anthony
patent: 837615 (1906-12-01), Dover
patent: 1972128 (1934-09-01), Bobbroff
patent: 2027060 (1936-01-01), Niven et al.
patent: 2596965 (1952-05-01), Troy
patent: 2859971 (1958-11-01), Grant et al.
patent: 2920442 (1960-01-01), Kunzmann et al.
patent: 4114398 (1978-09-01), Orlandini
patent: 4493196 (1985-01-01), Bogner et al.
patent: 4716750 (1988-01-01), Tizzi

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