Patent · US Expired

Method and apparatus for separating contact lens mold sections

US6428723B1 · kind B1 · utility

12Cited by
12References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 23, 1999
Grant dateAug 6, 2002
Priority date
Expiry dateDec 23, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S425/808
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A method for separating one mold section from another mold section and a contact lens molded in the two mold sections provides improved reliability that the lens is not damaged during this operation and that the lens is retained selectively on the desired. Various embodiments of apparatus for carrying out the method are disclosed.

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