The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 07, 2021
Filed:
Jan. 17, 2018
Sicpa Holding SA, Prilly, CH;
SICPA HOLDING SA, Prilly, CH;
Abstract
The present invention relates to the field of apparatuses and methods of producing optical effect layers (OEL) comprising magnetically oriented magnetic or magnetizable pigment particles. In particular, the present invention relates to apparatuses comprising a first block (A) comprising a holder () having mounted thereto a stator comprising n magnet-wire coils () disposed in n annular slots of a magnetic-field-guiding stator core (), and a second block (B) comprising a casing (), a rotor protection plate (), a rotor comprising m permanent magnet poles () of alternating polarity arranged around a circle in or on one side of a rotor disc (), and a permanent magnet assembly (PMA) (), wherein the holder (A) is configured to be removeably fixed to a base of a rotating magnetic orienting cylinder (RMC) or a flatbed (FB) magnetic orienting printing unit and the second block (B) is removeably fixed to the first block (A).