US 12,102,765 B2
Headgear assemblies and interface assemblies with headgear
Brett John Huddart, Auckland (NZ); Jeroen Hammer, Auckland (NZ); Matthew Robert Geoff Slight, Auckland (NZ); Vitaly Kapelevich, Auckland (NZ); David Monroy Felix, Auckland (NZ); Callum Ross Gordon, Auckland (NZ); Bruce Michael Walls, Auckland (NZ); Melissa Catherine Bornholdt, Auckland (NZ); Matthew Roger Stephenson, Auckland (NZ); Paul Mathew Freestone, Auckland (NZ); Ryan Anthony Graham, Auckland (NZ); and Mark Arvind McLaren, Auckland (NZ)
Assigned to Fisher & Paykel Healthcare Limited, Auckland (NZ)
Filed by Fisher & Paykel Healthcare Limited, Auckland (NZ)
Filed on Oct. 1, 2020, as Appl. No. 17/061,544.
Application 17/061,544 is a continuation of application No. 15/511,192, granted, now 10,874,814, previously published as PCT/NZ2015/050149, filed on Sep. 16, 2015.
Claims priority of provisional application 62/198,104, filed on Jul. 28, 2015.
Claims priority of provisional application 62/196,672, filed on Jul. 24, 2015.
Claims priority of provisional application 62/159,857, filed on May 11, 2015.
Claims priority of provisional application 62/138,304, filed on Mar. 25, 2015.
Claims priority of provisional application 62/062,720, filed on Oct. 10, 2014.
Claims priority of provisional application 62/053,026, filed on Sep. 19, 2014.
Claims priority of provisional application 62/050,925, filed on Sep. 16, 2014.
Prior Publication US 2021/0077763 A1, Mar. 18, 2021
Int. Cl. A61M 16/00 (2006.01); A61M 16/06 (2006.01); A61M 16/08 (2006.01); A61M 16/20 (2006.01)
CPC A61M 16/0683 (2013.01) [A61M 16/0666 (2013.01); A61M 16/0825 (2014.02); A61M 16/0866 (2014.02); A61M 16/0875 (2013.01); A61M 16/208 (2013.01); A61M 16/06 (2013.01); A61M 2205/0216 (2013.01); A61M 2210/0618 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A headgear assembly for a respiratory interface comprising:
a rear portion;
a front portion;
a first elastic side portion on a first side of the headgear assembly;
a second elastic side portion of a second side of the headgear assembly;
at least one filament that extends along at least one of the first elastic side portion and second elastic side portion, the at least one filament coupled to at least one of the rear portion and the front portion;
at least one directional lock assembly, wherein the at least one directional lock assembly comprises:
a housing comprising: a first end wall, a second end wall, a first side wall, a second side wall, a first chamber, a second chamber, and wherein the first side wall and the second side wall extends between the first end wall and the second end wall,
a first lock element and a second lock element configured to pivot between an open position and a locked position,
wherein the first end wall, the second end wall, the first lock element and the second lock element comprise openings for the at least one filament to pass through, wherein the openings in the first end wall and the openings in the second end wall are aligned with each other, and
wherein each of the first chamber and the second chamber comprise lock element retainers that are configured to pivotally retain the first lock element and the second lock element within the first chamber or the second chamber respectively;
wherein the at least one filament passes through the at least one directional lock assembly, and wherein the at least one directional lock assembly is configured to selectively engage the at least one filament to resist movement of the at least one filament relative to the at least one directional lock assembly, and
wherein the rear portion comprises at least one filament housing that accommodates a portion of the at least one filament.