Resilient spectacles hinge and method for making a spectacles fr

Details Resilient spectacles hinge and method for making a spectacles fr Resilient spectacles hinge and method for making a spectacles fr

1983-07-25

1986-02-18

Goldberg, Howard N.

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

Hinge

Eyeglass hinge

16332, 29 11, 29 20, 29434, 29436, 351113, 351121, 351153, G02C 522, B21D 5340

Patent

active

045702896

ABSTRACT:
The method comprises the steps of making a hinge by using conventional materials and treatments and applying, on the edge of the hinge provided for contacting and biassing a ball member, one or more cup members, made of a hard metal material and effective to provide a cam profile configuration.

REFERENCES:
patent: 1395593 (1921-11-01), Oknianski
patent: 1494139 (1924-05-01), Simon
patent: 1708202 (1929-04-01), Welsh et al.
patent: 2098921 (1937-11-01), Mandaville
patent: 2874609 (1959-02-01), Ducati
patent: 3064530 (1962-11-01), Vigano351113

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