Mask frame and mask comprising same
The invention provides a low-cost customizable mask frame which comprises a supporting frame and a supporting ring which are connected to form a bowl shape. The supporting frame comprises at least two supporting strips; the supporting strips are strip-shaped sheets which are easy to bend and are cro...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides a low-cost customizable mask frame which comprises a supporting frame and a supporting ring which are connected to form a bowl shape. The supporting frame comprises at least two supporting strips; the supporting strips are strip-shaped sheets which are easy to bend and are crossed to form a star shape. The invention further provides a mask which comprises the mask frame and a mask body made of single-layer non-woven melt-blown cloth, and the leakage rate and the breathing resistance of the mask are far lower than those of a conventional KN95 mask.
本发明提供了一种低成本的可定制的口罩框架,包括支撑架和支撑环,两者相连,形成碗状;所述支撑架包括至少两条支撑条;所述支撑条为易弯曲的长条形片材,交叉形成星状。本发明还提供一种口罩,口罩包含上述口罩框架和由单层无纺熔喷布制成的口罩本体,口罩泄漏率和呼吸阻力都远低于常规KN95口罩。 |
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