Satz mit einem Halbfertigen Optischen Element und Blockvorrichtung und Verfahren zur Bereitstellung Solch eines Satzes

Details

Veröffentlichungs-Nr.

EP3357639

Aktenzeichen

EP17305144

Anmeldetag

7. Februar 2017

Veröffentlichung

28. September 2022

Erteilung

28. September 2022

Rechtsraum

EP

IPC

B29D11/00B24B13/005

Abstract

The set comprising a semi-finished optical element, a removable overlay (12), a blocking device (13) and a molding device (56) having a molding face (57) having the same shape as a contact face (19) of the blocking device (13). The removable overlay (12) of rigid material has a first face (17) attached to a first face (14) of the semi-finished optical element (11) and a second face (18) opposite to the first face (17) having the same shape as the contact face (19) of the blocking device (13), said set being configured for having a first subset configuration in which the second face (18) of the removable overlay (12) is in molding contact with the molding face (57) of the molding device (56), then a second subset configuration in which the second face (18) of the removable overlay (12) is free and then a third subset configuration in which the second face (18) of the removable overlay (12) is retained in contact with the contact face (19) of the blocking device (13).

Anmelder

Firma

Essilor International

Land

🇫🇷 Frankreich

Fachgebiete