Abstract: A horizontally flat-foldable mask includes a main body having, in a folded state, a middle lobe, an upper lobe, a lower lobe, a first fold section extending upward from the middle lobe, horizontally folded from the upper lobe and having a first mid seam line curved or inclined downward from center toward both sides, and a second fold section extending downward from the middle lobe, horizontally folded from the lower lobe and having a second mid seam line curved or inclined upward from center toward both sides, and harnesses fixed to both sides of the main body.
Inventors:
Christopher Scott Skipper, Stephen Gray, Andrew Hung, Robert Thomas Burnham, Amal Shirley Amarasinghe, Ian James Matthews, Justin John Formica, Jessica Lea Dunn
Inventors:
Vinay Manjunath, Chee Keong Ong, Lorenz Eberl, Craig David Edwards, Chuan Foong Lee, Min Li Tee, Marvin Sugi Hartono, Michael Kenneth Truscott, Shannon Day, Nigel Paul Greig, Christopher Daniel Parker
Inventors:
Craig Robert Prentice, Bernard Tsz Lun Ip, Mark Arvind McLaren, Kyle Gregory Brown, Chris Onin Limpin Hipolito, Mark Richard Tomlinson, Melissa Catherine Bornholdt