Articulated aerial boom and an elbow linkage assembly therefore

Details Articulated aerial boom and an elbow linkage assembly therefore Articulated aerial boom and an elbow linkage assembly therefore

1981-06-12

1984-08-07

Murtagh, John E.

Static structures (e.g., buildings)

Mechanism operated relatively movable shaft assembly

Moves about vertical axis

52115, 52118, B66C 2362

Patent

active

044635281

ABSTRACT:
An articulated aerial boom and an elbow linkage therefore permitting the proximal end of the upper aerial boom to rotate approximately 210.degree. about the proximal end of a lower aerial boom.

REFERENCES:
patent: 2881030 (1959-04-01), Troche
patent: 2949741 (1960-08-01), Troche et al.
patent: 3108655 (1963-10-01), Troche

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