Patent · US Active

Eye-lens device

US9016855B2 · kind B2 · utility

8Cited by
1References
13Claims
0Family size

Inventor

Key dates

Filing dateMar 15, 2013
Grant dateApr 28, 2015
Priority date—
Expiry dateJul 23, 2033

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02C2200/02
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An eye-lens device includes a frame, at least a lens unit, two first magnets, and two fasteners. The frame includes at least a lens-holding portion and two magnet-seats. The lens unit is held by the lens-holding portion. The first magnets are disposed at the magnet-seats respectively. Each of the fasteners is disposed pivotally to the frame and includes a second magnet. The lens unit is fastened by the attraction of the first and second magnets when the fasteners rotate relative to the frame.

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