US 12,083,280 B2
Headgear for a respiratory mask
Bruce Michael Walls, Auckland (NZ); Matthew Roger Stephenson, Auckland (NZ); and Jeremy Owen Young, Auckland (NZ)
Assigned to Fisher & Paykel Healthcare Limited, Auckland (NZ)
Filed by Fisher & Paykel Healthcare Limited, Auckland (NZ)
Filed on Sep. 27, 2021, as Appl. No. 17/448,989.
Application 17/448,989 is a division of application No. 15/511,213, granted, now 11,154,680, previously published as PCT/NZ2015/050148, filed on Sep. 16, 2015.
Claims priority of provisional application 62/050,911, filed on Sep. 16, 2014.
Prior Publication US 2022/0008671 A1, Jan. 13, 2022
Int. Cl. A61M 16/06 (2006.01)
CPC A61M 16/0683 (2013.01) [A61M 16/06 (2013.01); A61M 2210/0618 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A headgear for a respiratory mask, the headgear comprising:
a first strap;
a second strap;
a pair of buckles comprising a corresponding buckle for the first and second straps, each corresponding buckle comprising:
a glider portion;
a strap attachment portion; and
a pivot connection between the glider portion and the strap attachment portion,
wherein each of the first and second straps comprises a first end, a second end, and a length therebetween,
wherein each of the first and second straps is configured to connect to the respiratory mask at the first end, to adjustably couple to the corresponding buckle at the glider portion, and to be fixedly coupled to the strap attachment portion of another buckle of the pair of buckles at the second end, and
wherein each buckle is configured to move along the length of the first or second strap to adjust the size of the headgear,
wherein, for at least one of the pair of buckles, the glider portion or the strap attachment portion comprise a circular profile and overlap such that the buckle forms a single circular profile.