RESPIRATION MASK ASSEMBLY
First Claim
1. A respiration mask assembly comprising:
- a mask body having a front part that defines a front opening adapted to communicate fluidly with a gas supply and a rear part that defines a rear opening opposite to said front opening in a horizontal direction;
a forehead support beam extending outwardly from and pivoted to said front part of said mask body so as to rotate relative to said mask body about a first axis transverse to said horizontal direction; and
a worm pivoted to said front part of said mask body, said forehead support beam having a toothed pivot end engaging said worm such that rotation of said worm about a second axis transverse to said first axis results in rotation of said forehead support beam about said first axis.
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Accused Products
Abstract
A respiration mask assembly including: a mask body having a front part that defines a front opening adapted to communicate fluidly with a gas supply, and a rear part that defines a rear opening opposite to the front opening in a horizontal direction; a forehead support beam extending outwardly from and pivoted to the front part of the mask body so as to rotate relative to the mask body about a first axis transverse to the horizontal direction; and a worm pivoted to the front part of the mask body. The forehead support beam has a toothed pivot end engaging the worm such that rotation of the worm about a second axis transverse to the first axis results in rotation of the forehead support beam about the first axis.
39 Citations
7 Claims
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1. A respiration mask assembly comprising:
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a mask body having a front part that defines a front opening adapted to communicate fluidly with a gas supply and a rear part that defines a rear opening opposite to said front opening in a horizontal direction; a forehead support beam extending outwardly from and pivoted to said front part of said mask body so as to rotate relative to said mask body about a first axis transverse to said horizontal direction; and a worm pivoted to said front part of said mask body, said forehead support beam having a toothed pivot end engaging said worm such that rotation of said worm about a second axis transverse to said first axis results in rotation of said forehead support beam about said first axis. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification