Title:
【発明の名称】ダイバーの鼓膜を横切る圧力を均等化するための装置を備えたダイビングマスク
Document Type and Number:
Japanese Patent JP2003524446
Kind Code:
A
Abstract:
A diving mask supplemented with a device for facilitating the equalization of pressure across the eardrum of a user, including (a) a mask body configured to closely fit the face of the user so as to cover at least the eyes and nose of the user, so that, when in use, the mask body and the face of the user define a first closed space, the mask body including a transparent window through which the user sees; (b) first and second ear cups for closely covering the ears of the user, the ear cups and the sides of the head of the user define a second and third closed spaces around the ears of the user, respectively, each of the ear cups including (i) a flexible ear cover for covering an ear of the user; (ii) an external solid frame for supporting the ear cover; and (iii) a solid outer cover for protecting the ear cover; (c) first and second tubes extending from the mask body, each of the first and second tubes having a first end and a second end, the first ends communicating with the first closed space defined by the mask body and the face of the user, the second ends communicating with the second and third closed spaces, respectively, defined by the ear cups and the sides of the head of the user; and (d) a strap arrangement connecting between each of the first and second ear cups and the mask body and between the first and second ear cups.
Inventors:
Ali Sharon
Howard Rosenstein
Howard Rosenstein
Application Number:
JP2000571864A
Publication Date:
August 19, 2003
Filing Date:
August 30, 1999
Export Citation:
Assignee:
Safe Dive Limited
International Classes:
A63B33/00; A61F9/02; A61F11/12; A61F11/14; B63C11/12; (IPC1-7): A61F9/02; A61F11/12; A61F11/14; A63B33/00
Attorney, Agent or Firm:
Shogo Onishi