Eyeglasses convertible into an eyeglass case

Details Eyeglasses convertible into an eyeglass case Eyeglasses convertible into an eyeglass case

1999-03-30

2000-08-15

Dang, Hung Xuan

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Folding

351 41, 2454, 206 5, G02C 508

Patent

active

061025410

ABSTRACT:
Eyeglasses convertible into an eyeglass case, including a frame, seats, rotary blocks, upper and lower covers, and hinges. The frame has lenses and a larger nose pad at the center. The seats are provided on both ends of the frame and have upper and lower grooves on one side, with a screw hole disposed intermediate of the upper and lower grooves. The rotary blocks have a projection and can turn about an angle of 180 degrees in the seats. The rotary blocks further have a recess on one side with a through hole for receiving a screw rod, whereby the hinge is pivotally secured in the recess. The hinges are provided at front ends of the upper and lower covers that serve as casings of the eyeglass case or earpieces of the eyeglasses.

REFERENCES:
patent: 4887896 (1989-12-01), Akagi
patent: 5448317 (1995-09-01), Huang
patent: 5640218 (1997-06-01), Kanda

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