Tensioning device for the power-supply and coaxial cables of a c

Details Tensioning device for the power-supply and coaxial cables of a c Tensioning device for the power-supply and coaxial cables of a c

1993-11-18

1995-04-11

Britton, Howard W.

Television

Special applications

Observation of or from a specific location

191 12R, 242155R, H04N 718

Patent

active

054063272

ABSTRACT:
Tensioning device suitable for providing an adjustable and balanced tension to the power-supply and multiplexing cable (1) and to the coaxial video transmission cable (2), these being connected up to a camera turret supported by a carriage (C) for to-and-fro translation in a video surveillance tunnel, each of these two cables (1, 2) being anchored in a fixed manner to the carriage (C), as well as to its point (P1, P2) of penetration into the tunnel, coming from outside the latter, and being rigged up over the pulley of a respective tensioning pulley block (M1, M2) before being anchored to the corresponding bracket (S1, S2) of the carriage (C), these two pulley blocks (M1, M2) being connected by a flexible cablet (3) passing over return pulleys (4, 5, 7) and a roller (6) of a tensioning device.

REFERENCES:
patent: 2602524 (1952-07-01), Shirley
patent: 3588388 (1971-06-01), Harris
patent: 3935380 (1976-01-01), Coutta
patent: 4051525 (1977-09-01), Kelly
patent: 4510526 (1985-04-01), Coutta et al.

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