Spring hinge using clutch structure for eyeglasses

Details Spring hinge using clutch structure for eyeglasses Spring hinge using clutch structure for eyeglasses

2006-03-21

2008-10-14

Shriver, J. Allen (Department: 4136)

Miscellaneous hardware (e.g., bushing, carpet fastener, caster,

Hinge

Eyeglass hinge

C016S277000, C016S303000, C016S325000

Reexamination Certificate

active

07434295

ABSTRACT:
A spring hinge using clutch structure for eyeglasses of the invention includes a hinge bracket, a end-meshing element, a central-meshing element; a hinge cannula, a resilient element received in the hole of the central-meshing element; a fixing element; and a slide bush. The present invention uses the clutch structure to retain engagement by the pressure of a spring to achieve an easy and smooth operation during the motion of opening or closing the eyeglasses.

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