A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Cables and associated apparatus for clearing obstructions in pipes or other cavities are disclosed. In one implementation a device for clearing obstructions includes an elongate resilient central core member, an elongate coil spring surrounding the core member; and an elongate spacer positioned between the central core member and the coil spring.
Cables and associated apparatus for clearing obstructions in pipes or other cavities are disclosed. In one implementation a device for clearing obstructions includes an elongate resilient central core member, an elongate coil spring surrounding the core member; and an elongate spacer positioned between the central core member and the coil spring.
Pipe clearing cables and apparatus
OLSSON MARK S (author)
2018-10-16
Patent
Electronic Resource
English