US 12,313,201 B2
Flexible air duct systems and methods of installation and use thereof
Jeffrey P. Whittemore, Arlington, MA (US)
Assigned to Zipwall, LLC, Arlington, MA (US)
Appl. No. 17/416,646
Filed by Zipwall, LLC., Arlington, MA (US)
PCT Filed Jan. 13, 2020, PCT No. PCT/US2020/013415
§ 371(c)(1), (2) Date Jun. 21, 2021,
PCT Pub. No. WO2020/146904, PCT Pub. Date Jul. 16, 2020.
Claims priority of provisional application 62/791,233, filed on Jan. 11, 2019.
Claims priority of provisional application 62/931,380, filed on Nov. 6, 2019.
Claims priority of provisional application 62/791,306, filed on Jan. 11, 2019.
Claims priority of provisional application 62/893,465, filed on Aug. 29, 2019.
Prior Publication US 2022/0074523 A1, Mar. 10, 2022
Int. Cl. F16L 5/00 (2006.01); E04G 21/24 (2006.01); E04G 21/30 (2006.01); F24F 13/02 (2006.01); F24F 13/06 (2006.01)
CPC F16L 5/00 (2013.01) [E04G 21/243 (2013.01); E04G 21/30 (2013.01); F24F 13/0254 (2013.01); F24F 13/0218 (2013.01); F24F 13/06 (2013.01)] 32 Claims
OG exemplary drawing
 
1. A housing frame, comprising:
a first frame portion, comprising a first aperture;
a second frame portion, comprising a second aperture, the second frame portion constructed and arranged to couple with the first frame portion such that a portion of the first aperture is aligned with a portion of the second aperture, wherein one of the first frame portion and the second frame portion comprises at least one extension extending from an edge of the one of the first frame portion and the second frame portion; and
a pole clamp coupled to a first outer side of the at least one extension, the pole clamp constructed and arranged to secure the one of the first frame portion and the second frame portion to a side portion of a support pole.