Device for installing marker balls on overhead cables, particula

Details Device for installing marker balls on overhead cables, particula Device for installing marker balls on overhead cables, particula

1990-09-17

1991-08-13

Gorski, Joseph M.

Metal working

Means to assemble or disassemble

With magazine supply

29453, 29463, 211 86, B23Q 710

Patent

active

050384651

ABSTRACT:
The device is constituted by a structure which is intended to be suspended from a barycentric hook of a helicopter and comprises a first section with at least two facing magazines, each of which is suitable for containing and distributing, in a relationship of mutual juxtaposition, a plurality of half-spheres for the composition and installation of a corresponding plurality of marker balls; and a second section, arranged below the first one, which comprises means for the positioning of the entire structure on the cable of the overhead line and means for installing the facing semi-spheres which comprise fluid-actuated jack elements suitable for mutually compressing and connecting the semi-spheres to thereby form and close the marker balls on the cable.

REFERENCES:
patent: 2829550 (1958-04-01), Hamshaw
patent: 3374525 (1968-03-01), Petry
patent: 3430325 (1969-03-01), Lematta
patent: 4377027 (1983-03-01), Price
patent: 4885835 (1989-12-01), Osgood

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