公开(公告)号：US11555228B2

公开(公告)日：2023-01-17

申请号：US16699326

申请日：2019-11-29

Applicant: The Swatch Group Research and Development Ltd.

Inventor： Alban Dubach ,  David Ehinger ,  Mihai Stoica

IPC: C22C19/07 ,  C22C45/04 ,  C22C32/00 ,  G04B1/14

Abstract: The present invention relates to an amorphous alloy corresponding to the formula: CoaNibMoc(C1-xBx)dXe wherein X is one or several elements selected from the group consisting of Cu, Si, Fe, P, Y, Er, Cr, Ga, Ta, Nb, V and W; wherein the indices a to e and x satisfy the following conditions: 55≤a≤75 at. % 0≤b≤15 at. % 7≤c≤17 at. % 15≤d≤23 at. % 0.1≤x≤0.9 at. % 0≤e≤10 at. %, each element selected from the group having a content≤3 at. % and preferably ≤2 at. %, the balance being impurities.

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：US09890447B2

公开(公告)日：2018-02-13

申请号：US14769580

申请日：2014-11-11

Applicant: The Swatch Group Research and Development Ltd

Inventor： Alban Dubach ,  Yves Winkler ,  Tommy Carozzani

IPC: C22C45/10 ,  C22C16/00 ,  A44C27/00

CPC classification number: C22C45/10 ,  A44C27/001 ,  C22C16/00 ,  C22C2200/02

Abstract: The invention concerns a zirconium and/or hafnium based, beryllium free, solid, amorphous alloy, with the addition of silver and/or gold and/or platinum to increase its critical diameter.