SG11201809864WA - Fluid permeable heater assembly for aerosol-generating systems - Google Patents

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property :::` , Organization 03 MD HEIM 111111111111111111111111111111111111111111111111111111111111110111111 International Bureau (10) International Publication Number (43) International Publication Date .....•\"\"- WO 2017/207322 Al 07 December 2017 (07.12.2017) WIP0 I PCT (51) International Patent Classification: SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, A24F 47/00 (2006.01) HO5B 3/34 (2006.01) TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (21) International Application Number: (84) Designated States (unless otherwise indicated, for every PCT/EP2017/062257 kind of regional protection available): ARIPO (BW, GH, (22) International Filing Date: GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, 22 May 2017 (22.05.2017) UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, (25) Filing Language: English EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, (26) Publication Language: English MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, (30) Priority Data: KM, ML, MR, NE, SN, TD, TG). 16172198.0 31 May 2016 (31.05.2016) EP Published: (71) Applicant: PHILIP MORRIS PRODUCTS S.A. — with international search report (Art. 21(3)) [CH/CH]; Quai Jeanrenaud 3, CH-2000 Neuchatel (CH). (72) Inventors: MIRONOV, Oleg; Rue des Battieux 1, 2000 Neuchatel (CH). ZINOVIK, Ihar Nikolaevich; Rue du Chasselas 20a, 2034 Peseux (CH). (74) Agent: SPENCER, James; The White Chapel Building, 10 Whitechapel High Street, London Greater London El 8QS (GB). (81) Designated States (unless otherwise indicated, for every kind of national protection available): 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, 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, (54) Title: FLUID PERMEABLE HEATER ASSEMBLY FOR AEROSOL-GENERATING SYSTEMS R (57) : The fluid permeable heater assembly for aerosol- gen- erating systems comprises an electrically conductive flat filament arrangement and a first contact (28) and a second contact point point R2 ' R2tp Rc - (48) for electrically contacting the flat filament arrangement, wherein a longitudinal axis is defined between the first contact point (28) and the second contact point (48). A center resistance Rc is the electrical resis- tance between two points situated on the longitudinal axis, one of the two points being situated at a distance from the first contact point (28) equal to 40 percent and the other one of the two points being situated at R1tp I a distance from the first contact point (28) equal to 60 percent. A first R1 0 R1 is an electrical resistance between the first contact point 1-1 .4 ei ei en IN Qom resistance 0 20 40 60 80 100 (28) and a point situated on the longitudinal axis at a distance from the first contact point (28) equal to 20 percent and a second resistance R2 Fig. 1 is an electrical resistance between the second contact point (48) and a point situated on the longitudinal axis at a distance from the first con- tact point (28) equal to 80 percent. A ratio of the center resistance to first resistance Rc/R1 is between 2 and 400 and a ratio of the center 0 ei _ resistance to the second resistance Rc/R2 is between 2 and 400. IN 1-1 0 ei C