Patent · US Active

Method for verifying the accurate mounting of molding inserts to a tooling plate of an injection-molding apparatus for molding ophthalmic lens molds

US12083728B2 · kind B2 · utility

0Cited by

0References

11Claims

0Family size

Assignee

ALCON INC. · CH

Inventors

Jan Bernard · Niedernberg, DE
Michael Stutz · Radolfzell, DE
Thomas Tonn · Aschaffenburg, DE

Key dates

Filing date	Feb 28, 2022
Grant date	Sep 10, 2024
Priority date	—
Expiry date	Apr 11, 2042

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB29L2011/0041
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

To achieve molding insert is properly mounted to the tooling plate of the injection molding machine, a sensor head comprising confocal sensors is used. The sensor heads are placed on the tooling plate at the respective position to determine whether the desired mold insert has been mounted to that position and whether the desired mold insert has been precisely and accurately mounted to the tooling plate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.