US Patent 9468954 Pipe inspection system with jetter push-cable

Pipe inspection and pressurized fluid cleaning systems, methods, and apparatus are disclosed. A jetter push-cable device may include a high-pressure hydraulic hose core with a helical surround of small-diameter flexible rods and/or conductors, wrapped in such a way as to provide a cable of low bend-radius for use in small-diameter pipe inspections and cleaning. Conductors may be included in the push-cable. End-effectors, such as jetter nozzles and cutters may be coupled to the push-cable. An annular camera assembly, which may include lighting elements, may be further included in the push-cable device.