Helicopter-carried nacelle and process for replacing a sleeve on

Details Helicopter-carried nacelle and process for replacing a sleeve on Helicopter-carried nacelle and process for replacing a sleeve on

1992-04-27

1994-01-04

Barefoot, Galen L.

Aeronautics and astronautics

Aircraft structure

Load accommodation

2541343R, 182142, 182152, 294 8151, 294 8225, B64D 900

Patent

active

052753590

ABSTRACT:
The nacelle (2) permits the rapid replacement of a coupling sleeve (38) between two portions of an overhead cable (1) without depositing said cable on the ground. The nacelle (2) is a metal structure carrying operators and tools. It is suspended on a helicopter, which positions it against the overhead cable (1) and maintains it throughout the change operation for the sleeve (38). By using a force take-up jack (40) at the ends of the sleeve (38), it is possible to replace said sleeve (38) or carry out other operations with respect to this point of the cable (1). The nacelle (2) has pyrotechnic jettisoning or release means. Application to the replacement of sleeves on overhead cables.

REFERENCES:
patent: 1957451 (1934-05-01), Fitch
patent: 3556580 (1971-01-01), Bridge
patent: 3615116 (1971-10-01), Rosenthal et al.
patent: 3810671 (1974-05-01), Jeffery
patent: 3907066 (1975-09-01), Newton
patent: 4422528 (1983-12-01), Patterson
patent: 4673039 (1987-06-01), Kurtgis

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