Mould and process for manufacturing an ophthalmic lens equipped with an insert
US10288907B2 · kind B2 · utility
0Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 16, 2015 |
| Grant date | May 14, 2019 |
| Priority date | — |
| Expiry date | Jun 16, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C7/086
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a mold (2) for manufacturing an ophthalmic lens or an ophthalmic lens blank called a puck (3), equipped with an insert (1), said mold comprising a first portion (2A) intended to mold the front face of the ophthalmic lens or puck, a second portion (2B) intended to mold the back face of the ophthalmic lens or puck and at least one third portion (2C) intended to mold a peripheral lateral face of the ophthalmic lens or puck. According to the invention, said mold (2) comprises at least one recess (2B1, 2B2, 2B3, 2B4) for positioning the insert (1), before and during the molding.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.