System comprising a positioning and centering pin for an ophthalmic lens, an attachment member and a tool for positioning said attachment member on said positioning and centering pin
US9802287B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 19, 2013 |
| Grant date | Oct 31, 2017 |
| Priority date | — |
| Expiry date | Jul 28, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49998
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A system includes a positioning and centering pin (4) configured to be attached to an ophthalmic lens, an attachment member (5) configured to be positioned on and attached to the pin and to be attached to the lens, a tool (20) for positioning the attachment member on the pin, and which includes a body (42) provided with at least one receiving recess configured to at least partially receive at least one of the attachment members and the pin, at least one centering member (48, 56) and at least one guide member (48, 57), which are configured such that, when the attachment member and the pin are mounted on the tool, the attachment member is centered relative to the body and the pin is guided relative to the body, whereby the attachment member is positioned in a predetermined position on the pin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.