Elbow tube with anti-asphyxia valve for mask

Abstract

1. The name of the product of this design: elbow tube with anti-suffocation valve for mask. 2. Purpose of the product of this design: The overall product of this design is used as a breathing mask for ventilation therapy equipment, and the local use for which protection is required is the breathing mask elbow for use as a ventilator. 3. The key design point of this design product lies in the shape of the part for which protection is sought. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. Other circumstances that require explanation: This design is a partial design; the red coated part is requested for patent protection as a partial design, and this design does not require protection of color.

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