Title:
MASK
Document Type and Number:
Japanese Patent JP2016073444
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a mask that can improve safety and comfort/efficiency of work.SOLUTION: A mask according to one aspect of the invention includes a mask body having a nose covering part, and a face seal bonded to a face contact edge of the mask body. The nose covering part is provided between a first axis line passing through a nose bridge contact part that comes in contact with the nose bridge of a wearer and a jaw contact part that comes in contact with the jaw of the wearer, and a second axis line passing through the nose bridge contact part, whose angle with respect to the first axis line is 65 degrees or less. The surface area of the mask body is 1.5 or more times the area of an opening surrounded by the face contact edge, and the face seal includes a water absorption part.SELECTED DRAWING: Figure 1
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Inventors:
KAWAZOE MARINA
SATO KATSUYUKI
TAKASHINA TAKAHIRO
HATA TAICHI
SATO KATSUYUKI
TAKASHINA TAKAHIRO
HATA TAICHI
Application Number:
JP2014205728A
Publication Date:
May 12, 2016
Filing Date:
October 06, 2014
Export Citation:
Assignee:
3M INNOVATIVE PROPERTIES CO
International Classes:
A62B18/02
Attorney, Agent or Firm:
Yoshiki Hasegawa
Ikeda adult
Yoshinori Shimizu
Junichiro Sakamaki
Hideki Komatsu
Ikeda adult
Yoshinori Shimizu
Junichiro Sakamaki
Hideki Komatsu