(19)

(11)

EP 4 093 984 A1

(12)

(43) Date of publication: 30.11.2022 Bulletin 2022/48 (21) Application number: 21744736.6 (22) Date of filing: 07.01.2021

(51) International Patent Classification (IPC):  F16C 32/06(2006.01) F16J 15/40(2006.01) F16J 15/44(2006.01) F01D 25/22(2006.01) F01D 11/04(2006.01) (52) Cooperative Patent Classification (CPC): F16J 15/40; F01D 11/04; F01D 25/22; F16J 15/441; F16C 2360/23; F16C 17/102; F16C 33/107; F16C 33/1075; F16C 33/748; F01D 11/003; F05D 2240/581; F05D 2250/18; F05D 2250/294 (86) International application number: PCT/US2021/012398 (87) International publication number: WO 2021/150375 (29.07.2021 Gazette 2021/30)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 21.01.2020 US 202016747937 (71) Applicant: Stein Seal Company Kulpsville, PA 19443 (US)	(72) Inventor: GARRISON, Glenn, M. Perkiomenville, PA 18074 (US) (74) Representative: Schütte, Gearoid  Cruickshank 8a Sandyford Business Centre Sandyford Dublin D18 R2N8 Dublin D18 R2N8 (IE)