公开(公告)号：US10455908B2

公开(公告)日：2019-10-29

申请号：US14357053

申请日：2012-11-07

Applicant: The Swatch Group Research and Development Ltd.

Inventor： Stephane Lauper ,  Alban Dubach ,  Denis Vincent ,  Edwina Klay ,  Bruno Neveu

IPC: C22C5/02 ,  A44C27/00 ,  G04B37/22

Abstract: A timepiece or piece of jewellery made of a nickel free and cobalt free gold alloy, the composition of which includes by weight between 75% and 77.5% gold, between 1.2 and 1.6% palladium, and between 20.1 and 23.8% copper.

公开(公告)号：US20140305164A1

公开(公告)日：2014-10-16

申请号：US14357053

申请日：2012-11-07

Applicant: The Swatch Group Research and Development Ltd.

Inventor： Stéphane Lauper ,  Alban Dubach ,  Denis Vincent ,  Edwina Klay ,  Bruno Neveu

IPC: A44C27/00 ,  C22C5/02

CPC classification number: A44C27/003 ,  C22C5/02 ,  G04B37/22

Abstract: A timepiece or piece of jewellery made of a nickel free and cobalt free gold alloy, the composition of which includes by weight between 75% and 77.5% gold, between 1.2 and 1.6% palladium, and between 20.1 and 23.8% copper.

Abstract translation: 一种由无镍和无钴金合金制成的钟表或首饰，其组成包括重量为75％至77.5％之间的金，1.2至1.6％的钯和20.1至23.8％的铜。