초록 ▼

A respirator for enabling a wearer to inhale filtered air through the wearer's nostrils comprising an elongate breathing tube, an air-purifying element disposed in fluidic engagement with the elongate breathing tube, and first and second nasal inserts disposed in fluidic engagement with the elongate

A respirator for enabling a wearer to inhale filtered air through the wearer's nostrils comprising an elongate breathing tube, an air-purifying element disposed in fluidic engagement with the elongate breathing tube, and first and second nasal inserts disposed in fluidic engagement with the elongate breathing tube and with the air-purifying element. The first and second nasal inserts are preferably disposed in close proximity to one another, and a nose plug preferably extends from each nasal insert. With this, a wearer can inhale purified air into the wearer's nostrils through the nose plugs from the elongate breathing tube after the air has been purified by being drawn through the air-purifying element.

대표청구항 ▼

A respirator for enabling a wearer to inhale filtered air through the wearer's nostrils comprising an elongate breathing tube, an air-purifying element disposed in fluidic engagement with the elongate breathing tube, and first and second nasal inserts disposed in fluidic engagement with the elongate

A respirator for enabling a wearer to inhale filtered air through the wearer's nostrils comprising an elongate breathing tube, an air-purifying element disposed in fluidic engagement with the elongate breathing tube, and first and second nasal inserts disposed in fluidic engagement with the elongate breathing tube and with the air-purifying element. The first and second nasal inserts are preferably disposed in close proximity to one another, and a nose plug preferably extends from each nasal insert. With this, a wearer can inhale purified air into the wearer's nostrils through the nose plugs from the elongate breathing tube after the air has been purified by being drawn through the air-purifying element. wisted projection and the twisted recess are engaged at such a position where said permitting recess is engaged with the projected portion to provide a constant relative rotational position between said twisted projection and the twisted recess when they are engaged. 7. A process cartridge according to claim 6, wherein said plurality of corners of said twisted projection comprise rounded corner portions, wherein the twisted recess has a cross-section with three corner portions, wherein the projected portion extends toward an outer surface at one of the corner portions of the twisted recess, and wherein said permitting recess extends toward an outer surface at one of said rounded corner portions of said twisted projection. 8. A process cartridge according to claim 1, wherein said process means includes at least one of a d