Patent ID: 8608133

Claim:
Cable installing apparatus for mounting a flexible cable on the wall of a tunnel, comprising: (a) a flatbed having a generally horizontal upper surface and a generally horizontal longitudinal axis, said flatbed being adapted for longitudinal transport through the tunnel; (b) a cable supply reel mounted on said flatbed for rotation about a given axis; (c) cable guide means mounted on said flatbed for guiding cable supplied by the reel toward a mounting position adjacent the inner surface of the tunnel wall, said cable guide means comprising: (1) a base member (2) an adjustable-length guide arm connected at one end with said base member for pivotal displacement about a horizontal, pivot axis parallel with the base member axis; (3) a cable guide element connected with the other end of said guide arm; (4) length adjusting means for adjusting the guide arm to a given length corresponding with the width of the tunnel; and (5) angle-adjusting means for adjusting the angle of said guide arm relative to said base member, said angle adjusting means including: (a) gear means connected between said guide arm and said base member for angularly pivoting said guide arm relative to said base member; and (b) reversible electric motor means connected with said base member for operating said gear means to place said guide arm at a given angle relative to said base member.