RESPIRATORS
The invention provides a nose occlusion facility on respirators of the type in which a hood and visor combination envelop? the head of a wearer and carries an oronasal mask for supplying respiratory gas to the wearer. The nose occlusion facility is manually operable and comprises a lever device moun...
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| Format: | Patent |
| Sprache: | eng ; fre |
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| Zusammenfassung: | The invention provides a nose occlusion facility on respirators of the type in which a hood and visor combination envelop? the head of a wearer and carries an oronasal mask for supplying respiratory gas to the wearer. The nose occlusion facility is manually operable and comprises a lever device mounted on the exterior of the visor and associated with arms operative to pinch the wearer's nose in the region of the lobes thereof. |
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