US 12,076,909 B2
Helically wound tubing with exposed conductors
Eric Carlson, Newport Beach, CA (US)
Assigned to Steward Plastics, Inc., Laguna Hills, CA (US)
Filed by STEWARD PLASTICS, INC., Laguna Hills, CA (US)
Filed on Apr. 19, 2022, as Appl. No. 17/724,380.
Claims priority of provisional application 63/177,585, filed on Apr. 21, 2021.
Prior Publication US 2022/0339854 A1, Oct. 27, 2022
Int. Cl. F16L 11/00 (2006.01); B29C 53/58 (2006.01); F16L 11/08 (2006.01); F16L 11/127 (2006.01); F16L 11/16 (2006.01)
CPC B29C 53/582 (2013.01) [F16L 11/081 (2013.01); F16L 11/127 (2013.01); F16L 11/16 (2013.01)] 20 Claims
OG exemplary drawing
 
1. Tubing comprising:
a tubing wall having a length and formed of an elongate thermoplastic ribbon continuously helically wrapped and heat bonded to itself to form the tubing wall;
one or more elongate conductors helically wrapped around and along the tubing wall; and
an elongate reinforcement rib continuously helically wrapped around and along the tubing wall such that the tubing wall includes a first portion in which the elongate reinforcement rib covers the one or more elongate conductors and a second portion in which the one or more elongate conductors are uncovered by the elongate reinforcement rib and the elongate reinforcement rib wraps around the tubing wall, the first portion being adjacent to the second portion along the length of the tubing wall.