US 11,745,536 B2
Method of manufacturing a watch component
Carine Bienvenu, Pringy (FR); Patrice Nagel, Geneva (CH); Quoc-Hien Nguyen, Geneva (CH); and Alexandra Roulet, Geneva (CH)
Assigned to ROLEX SA, Geneva (CH)
Filed by ROLEX SA, Geneva (CH)
Filed on Sep. 11, 2019, as Appl. No. 16/567,198.
Claims priority of application No. 18194911 (EP), filed on Sep. 17, 2018.
Prior Publication US 2020/0086678 A1, Mar. 19, 2020
Int. Cl. B44C 1/00 (2006.01); A44C 27/00 (2006.01); G04B 37/00 (2006.01); B44C 1/22 (2006.01)
CPC B44C 1/005 (2013.01) [A44C 27/003 (2013.01); A44C 27/006 (2013.01); B44C 1/221 (2013.01); G04B 37/0058 (2013.01)] 15 Claims
OG exemplary drawing
 
1. Method of manufacturing a watch component for a timepiece, the method comprising:
manufacturing a first watch component comprising a first surface, at least one recess being arranged in the first surface, the recess comprising a surface recessed from the first surface, and
performing a finishing operation on the first watch component in order to manufacture the watch component, leading to a change in surface condition, and/or gloss of the first surface but not of at least a portion of the at least one recess,
wherein the finishing operation utilizes an abrasive mixture comprising media having a dimension and/or a geometry defined so as to prevent all contact by the media with at least one portion of the recess, or
wherein the finishing operation utilizes an abrasive mixture comprising media having a dimension and/or a geometry defined so as to prevent all contact by the media with a portion of the recess positioned at a distance greater than a given distance d.