Patent ID: 7316176

Claim:
A remote monitor system for a longitudinally positionable control bar having position indicating indicia thereon, comprising: an elongated tubular housing receiving the control bar therein and having an intermediate cylindrical mounting flange member having an aperture in a sidewall communicating between the control bar and an exterior housing surface; an explosion proof enclosure mounted exteriorly of the housing and having a transparent window in alignment with said aperture; a wireless network camera positioned within said explosion proof enclosure having a lens with a visual path through said window and in alignment with said housing aperture; said wireless network camera positioned within said explosion proof enclosure being configured to transmit a signal of video images provided thereby; a battery power source within said explosion proof enclosure providing energy to said camera for providing remotely receivable control bar position indicating images; and a bracket secured to said housing adjacent said cylindrical mounting flange member and having a portion to which said explosion proof enclosure is mounted.