Patent SG-11201906160S-A (SG)
Title: Air filtration
Inventor: HIDALGO CASTADO JUAN JOSÉ
IPC: B65G53/60
Filed: 2018-01-16
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 16 August 2018 (16.08.2018) WIP0 1 PCT mu °million °nolo DID Mo mo mo mo Imo oimIE (10) International Publication Number WO 2018/147777 Al (51) International Patent Classification: B65F 5/00 (2006.01) B65G 53/60 (2006.01) BOLD 46/00 (2006.01) (21) International Application Number: PCT/SE2018/050034 (22) International Filing Date: 16 January 2018 (16.01.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 1750120-6 08 February 2017 (08.02.2017) SE (71) Applicant: ENVAC AB [SE/SE]; 117 84 STOCKHOLM (SE). (72) Inventors: HIDALGO CASTADO, Juan Jose; c/Mar- tin Chirino 2, 28320 Pinto Madrid (ES). NORLENIUS, Tomas; Ortagardsvagen 16, 461 43 Trollhatan (SE). (74) Agent: AROS PATENT AB; Box 1544, SE-751 45 Upp- sala (SE). (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, 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. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (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), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Declarations under Rule 4.17: as to applicant's entitlement to apply for and be granted a patent (Rule 4.17(10) of inventorship (Rule 4.17(iv)) = (54) Title: AIR FILTRATION AF 3 4A 10 12 4B OS 111111111111111111111111111111: 7 AF IS 11 20 4 N N N N 00 O C FIG. 1 (57) : In an assembly (10) for controlling filtering of vacuum air flow (AF) evacuated from a system storage container (2) through an air evacuation duct (4) in vacuum operated waste collection systems (1), an assembly housing (11) is installed stationary in the air evacuation duct with an inner passage in the assembly housing communicating with the air evacuation duct, a control means (12) is installed in the assembly housing with a shiftable member intersecting the inner passage in the housing, whereby the shiftable member has one or more air filtering elements and the air filtering element(s) being movable in a direction generally transversal to the inner passage in the assembly housing. [Continued on next page] WO 2018/147777 Al MIDEDIMOMOIDEIREEMOMMHOMBEHMEMOIMIE Published: — with international search report (Art. 21(3))