US 11,890,655 B2
Transmission array for drain cleaner
Nicholas Christopher Mavros, Columbia Station, OH (US); Jeffrey Szucs, Columbia Station, OH (US); Jeff Albertini, Bay Village, OH (US); and Alex Michael Cole, Columbia Station, OH (US)
Assigned to Jetter Pro Inc., Hamilton, MI (US); and Ridge Tool Company, Elyria, OH (US)
Filed by Ridge Tool Company, Elyria, OH (US)
Filed on Mar. 22, 2021, as Appl. No. 17/207,850.
Claims priority of provisional application 62/993,174, filed on Mar. 23, 2020.
Prior Publication US 2021/0291238 A1, Sep. 23, 2021
Int. Cl. G01B 7/14 (2006.01); B08B 9/045 (2006.01); F16L 55/48 (2006.01); F16L 101/12 (2006.01); F16L 101/30 (2006.01)
CPC B08B 9/045 (2013.01) [F16L 55/48 (2013.01); F16L 2101/12 (2013.01); F16L 2101/30 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A method for determining location of a conduit, pipe or other construct, wherein the method comprises:
providing a system including (i) a machine having a drum, an input shaft for receiving rotary power, and a cable extending from the machine, the cable including an inner rotatable core and an outer sheath extending about the inner core, wherein upon the input shaft receiving rotary power, the inner core rotates independently from the outer sheath, and (ii) an electrical signal transmitter in electrical communication with the input shaft of the machine, wherein the input shaft of the machine is in electrical communication with the cable;
actuating the electrical transmitter to thereby energize the inner core; and
sensing an electromagnetic field emanating from the energized inner core.