Patent SG-11201809398R-A (SG)
Title: Valve with self-aligning stem tip
Inventor: GLIME WILLIAM H
IPC: F16K25/00
Filed: 2017-05-24
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 111111H111011111101011101011101101011110011101111101111111011110111111 Organization International Bureau (10) International Publication Number (43) International Publication Date ......0\" WO 2017/205443 Al 30 November 2017 (30.11.2017) WIPO I PCT (51) International Patent Classification: DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, F16K 1/36 (2006.01) F16K 25/00 (2006.01) HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KR, F16K 1/48 (2006.01) KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, (21) International Application Number: MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PCT/US2017/034119 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, (22) International Filing Date: TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. 24 May 2017 (24.05.2017) (84) Designated States (unless otherwise indicated, for every (25) Filing Language: English kind of regional protection available): ARIPO (BW, GH, (26) Publication Language: English GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, (30) Priority Data: TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, 62/341,160 25 May 2016 (25.05.2016) US 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, (71) Applicant: SWAGELOK COMPANY [US/US]; 29500 TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, Solon Road, Solon, OH 44139 (US). KM, ML, MR, NE, SN, TD, TG). (72) Inventors: GLIME, William H.; 9825 Greenway Trail, Chagrin Falls, OH 44023 (US). KEEPER, Branden W.; Declarations under Rule 4.17: 9696 Johnnycake Ridge, Mentor, OH 44060 (US). — of inventorship (Rule 4.17(iv)) (74) Agent: GROVER, David J.; Calfee, Halter & Griswold Published: — LLP, The Calfee Building, 1405 East Sixth St., Cleveland, — with international search report (Art. 21(3)) = OH 44114 (US). = _ (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, = = (54) Title: VALVE WITH SELF-ALIGNING STEM TIP (57) : A valve (100) includes a valve body (120) with an annular valve seat (125) = 151 having a first central axis, and a valve closure subassembly (130) assembled with the valve = = = _ 1 56.4 — = • II — I 166 ) body and including an axially movable valve stem (131) and a stem tip (132) attached to the valve stem by a stem connector (140) and including an annular seal portion having a 1 second central axis. When the first central axis is misaligned with the second central axis, the stem tip is pivotable about the valve stem to effect angular adjustment of the annular seal = is _ 153 portion of the stem tip into uniform sealing engagement with the annular valve seat when a force is applied to the The stem connector configured is to resist closing valve stem. pivoting = =I movement of the stem tip when the valve stem is in the open position. = 150 = = 166 138b 165b PSI 165 .. ' '-, 163 , — \ \ N-- \"' 152 161 —160 —137b 122 137 , r1.) Ni g — 126162 il• 165a ir. 11 t , 121 138 —131 138a 1 1 1 4 2 137a kr) 14645-- © 14 N ,..' 1 m N ,„ 4 , ii 120 ........ 1 1 3 3 5 _ 0— Ir---- 132--j Il 141a-' © _ A 125 124 FIG. 4 ibi a ei 123a 123 — 1—Xi O