Helicopter-carried nacelle and its use process for the replaceme

Details Helicopter-carried nacelle and its use process for the replaceme Helicopter-carried nacelle and its use process for the replaceme

1992-04-27

1994-03-29

Chin-Shue, Alvin C.

Fire escape, ladder, or scaffold

Suspended platform

182142, E04G 310

Patent

active

052976548

ABSTRACT:
The invention permits the replacement of a used section of an overhead cable (1) by a new section without depositing said cable on the ground. A nacelle or pod mainly includes a drum (20) onto which is wound the new section to be deposited and on which will be wound the old section to be replaced. The nacelle also includes guide pulleys (14, 16) for the cable (1). The nacelle is suspended on a helicopter by means of a rope, an upper beam (32) and optionally via pyrotechnic means (46) and ball and socket joints (38). It can be completed by jaws (44) for fixing to the cable (1). The invention has application to electric power distribution and transporting cables and to cable railway cables.

REFERENCES:
patent: 1958877 (1934-05-01), Yake
patent: 3702124 (1972-11-01), Highland
patent: 4488312 (1984-10-01), Kurtgis

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