US 12,110,993 B2
Fittings for sealing a wire within a tube and related methods
Courtney Parsons, West Valley City, UT (US); Geoffrey White, Heber, UT (US); and Tom M. Simmons, Kamas, UT (US)
Assigned to White Knight Fluid Handling, Inc., Kamas, UT (US)
Filed by White Knight Fluid Handling Inc., Kamas, UT (US)
Filed on Jan. 25, 2022, as Appl. No. 17/584,037.
Claims priority of provisional application 63/141,243, filed on Jan. 25, 2021.
Prior Publication US 2022/0235885 A1, Jul. 28, 2022
Int. Cl. F16L 19/025 (2006.01); F16L 19/04 (2006.01); F16L 47/04 (2006.01); H02G 3/06 (2006.01)
CPC F16L 19/025 (2013.01) [F16L 19/041 (2013.01); F16L 47/041 (2019.08); H02G 3/06 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A fitting assembly, comprising:
a body defining a first cavity, a bore extending from the first cavity to an end of the body, and a ring cavity extending from the first cavity towards a first end, the ring cavity including a ring shape;
a nut comprising:
a connecting portion defining a second cavity, the connection portion at least partially received in the first cavity and connected to the body such that the nut forms a first fluid-tight seal therewith; and
a ring extension extending axially from the connecting portion into the ring cavity of the body to form a second fluid-tight seal; and
a tube comprising a first portion within the bore and a second portion within the nut, the second portion of the tube contacting the nut to form a third fluid-tight seal.