Patent Number: 7,086,400

Title: Mask

Abstract: A mask comprising a mask main body and a face seal, wherein the outer periphery part of the main body and the outer periphery part of the face seal are adhered, said face seal is composed of a sheet prepared by laminating soft resin such as polyurethane resin on one surface of elastic fabric made of nylon or polyester fibers, and said laminated sheet is cut off to have a modified ring shape.

Inventors: Shigematsu; Nobuo (Tokyo, JP), Ono; Kenichi (Saitama-ken, JP), Shimada; Shuichiro (Saitama-ken, JP)

Assignee: Shigematsu Works Co., Ltd.

International Classification: A62B 18/02 (20060101); A62B 18/08 (20060101)

Expiration Date: 8/08/02018