HINGE STRUCTURE OF SPECTACLES, AND SPECTACLES

Title:

HINGE STRUCTURE OF SPECTACLES, AND SPECTACLES

Document Type and Number:

Japanese Patent JP2009288683

Kind Code:

A

Abstract:

To provide a hinge structure of rimless spectacles which comprises a less number of components and is made lightweight, and the rimless spectacles having the hinge structure.

A flat recessed portion 27 which is peripherally long is formed in an outside edge surface 5c-1 of a spectacle lens 5. A lens holding member 23 is formed of a thin flexible material, and has a bearing portion 23A and a lens holding portion 23B (29a, 29b, and 30) in one body. The bearing portion 23A is formed into a tube in a channel shape in plan view to be open at its outer periphery. The lens holding unit 23B is inserted into the recessed portion 27 of the lens 5 and fixed with an adhesive. When a shaft portion 24A is inserted, the bearing portion 23A is elastically deformed inward to decrease in diameter, and presses and holds the shaft portion 24A.

Inventors:

ONODA TETSUHISA
SAKAI YASUSHI
IZUMITANI YUKIHIRO

Application Number:

JP2008143207A

Publication Date:

December 10, 2009

Filing Date:

May 30, 2008

Export Citation:

Click for automatic bibliography generation Help

Assignee:

HOYA CORP

International Classes:

G02C5/22; G02C1/02; G02C5/14

Attorney, Agent or Firm:

Masaki Yamakawa
Shigeki Yamakawa

Previous Patent: LENS PROTECTIVE FILM, POLARIZING PLATE, AND LIQUID CRYSTAL DISPLAY DEVICE

Next Patent: SINGING SCORING SYSTEM