Retaining device of annular member

Details Retaining device of annular member Retaining device of annular member

1990-12-18

1992-05-26

Ben, Loha

Optical: systems and elements

Lens

With support

354286, 359830, G02B 702

Patent

active

051173115

ABSTRACT:
A retaining device for an annular member is provided, which is connected to a supporting member including three supporting projections which are provided on the supporting member along an imaginary circle. Three elongated supporting holes are provided on the annular member and extend in radial directions therefrom, so that the supporting projections of the supporting member are fitted within the corresponding elongated supporting holes of the annular member.

REFERENCES:
patent: 2732751 (1956-01-01), Heidecke et al.
patent: 3336902 (1967-08-01), Upton et al.
patent: 3671108 (1972-06-01), Kilgus
patent: 3906534 (1975-09-01), Shirasaki
patent: 4668047 (1987-05-01), Okura
patent: 4733945 (1988-03-01), Bacich
patent: 4929054 (1990-05-01), Ahmad et al.
patent: 4929073 (1990-05-01), La Plante et al.

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