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1. (WO2018082694) BREATHING FILTRATION DEVICE
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.: WO/2018/082694 International Application No.: PCT/CN2017/109543
Publication Date: 11.05.2018 International Filing Date: 06.11.2017
IPC:
A62B 7/10 (2006.01) ,A62B 9/06 (2006.01) ,A62B 9/00 (2006.01) ,A62B 23/06 (2006.01)
Applicants: RAO, Bin[CN/CN]; CN
Inventors: RAO, Bin; CN
Agent: BEIJING SICHUANG DACHENG INTELLECTUAL PROPERTY AGENCY CO., LTD.; GAO, Shuang Room 707, Building 4, No.336, Dongda Street Huilongguan Town, Changping District Beijing 102200, CN
Priority Data:
201610976272.407.11.2016CN
201621199700.907.11.2016CN
201621199706.607.11.2016CN
201621199707.007.11.2016CN
201621200812.107.11.2016CN
Title (EN) BREATHING FILTRATION DEVICE
(FR) DISPOSITIF RESPIRATOIRE À FILTRATION
(ZH) 呼吸过滤装置
Abstract: front page image
(EN) A breathing filtration device, comprising: an inner frame (11), the inner frame (11) being a hollow structure, an air passage (10) being formed inside the hollow structure, and at least one inner vent (13) being provided on a side wall of the inner frame (11); an outer frame (12), enclosing the inner frame (11), at least one outer vent (14) being provided on a side wall of the outer frame (12); and at least one filtration material layer (16), disposed between the inner frame (11) and the outer frame (12). The breathing filtration device is easy to wear and fix, and it is convenient for changing the filtration material layer.
(FR) La présente invention concerne un dispositif respiratoire à filtration, comprenant : un cadre interne (11), le cadre interne (11) étant une structure creuse, un passage d'air (10) étant formé à l'intérieur de la structure creuse, et au moins un évent interne (13) étant disposé sur une paroi latérale du cadre interne (11) ; un cadre externe (12), entourant le cadre interne (11), au moins un évent externe (14) étant disposé sur une paroi latérale du cadre externe (12) ; et au moins une couche de matériau de filtration (16), disposée entre le cadre interne (11) et la structure externe (12). Le dispositif respiratoire à filtration est facile à porter et à fixer, et il est pratique de changer la couche de matériau de filtration.
(ZH) 一种呼吸过滤装置,包括:内框架(11),内框架(11)为中空结构,中空结构内部形成空气通道(10),内框架(11)的侧壁上设置有至少一个内通气孔(13);外框架(12),包围内框架(11),且其侧壁上设置有至少一个外通气孔(14);至少一个过滤材料层(16),设置于内框架(11)与外框架(12)之间。这种呼吸过滤装置易于佩戴固定,且便于更换过滤材料层。
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: Chinese (ZH)
Filing Language: Chinese (ZH)