Article supporting bracket for survey tripod

Details Article supporting bracket for survey tripod Article supporting bracket for survey tripod

1985-04-08

1987-02-10

Britts, Ramon S.

Supports

Brackets

Specially mounted or attached

33299, A47F 502

Patent

active

046418040

ABSTRACT:
A bracket between the head of a tripod and a primary surveying instrument has a bottom ring provided with a disc, a collar rotatable on the disc and a top collar-retaining ring releasably attached to the bottom ring. A plate, integral with and extending laterally of the collar has a lip which supports an inclined, removable shelf which is, in turn adaptable for having a secondary instrument detachably mounted thereon. A fastener is interposed between a boss on the primary instrument and a stud rigid to the tripod head within a cavity of the latter that receives a flange on the bottom ring.

REFERENCES:
patent: 588552 (1897-08-01), Brownell
patent: 730830 (1903-06-01), Lingle
patent: 1260136 (1918-03-01), Brewer
patent: 1386664 (1921-08-01), Vaeth
patent: 1984026 (1934-12-01), Little
patent: 2283422 (1942-05-01), Chamberlain, Jr.
patent: 2720372 (1955-10-01), Gowan
patent: 2788949 (1957-04-01), Gurries
patent: 3319914 (1967-05-01), Chippetta, Jr.
patent: 3368689 (1968-02-01), Porterfield
patent: 4254925 (1981-03-01), Kooi

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