(12) International Application Status Report

Received at International Bureau: 24 September 2017 (24.09.2017)

Information valid as of: 12 October 2017 (12.10.2017)

Report generated on: 23 February 2019 (23.02.2019)

(10) Publication number: (43) Publication date: (26) Publication language:
WO 2018/05736029 March 2018 (29.03.2018) English (EN)

(21) Application number: (22) Filing date: (25) Filing language:
PCT/US2017/05126913 September 2017 (13.09.2017) English (EN)

(31) Priority number(s): (32) Priority date(s): (33) Priority status:
15/276,499 (US)26 September 2016 (26.09.2016) Priority document received (in compliance with PCT Rule 17.1)

(51) International Patent Classification:
F16J 15/34 (2006.01)

(71) Applicant(s):
CATERPILLAR INC. [US/US]; 100 N.E. Adams Street Peoria, IL 61629-9510 (US) (for all designated states)

(72) Inventor(s):
KUPPER, David, G.; 530 E. Lake Shore Drive Edelstein, IL 61526 (US)

(74) Agent(s):
FISHER, Bart A.; Caterpillar Inc. 100 N.E. Adams Street - AH9510 Peoria, IL 61629-9510 (US)

(54) Title (EN): FACE SEAL WITH ENERGIZED LIP AND COUNTERFACE
(54) Title (FR): JOINT MÉCANIQUE À LÈVRE EXCITÉE ET CONTRE-FACE

(57) Abstract:
(EN): A seal assembly (300, 500) for use in a dynamic pin joint (200, 400) defining axial (A) and radial directions (R) comprises a counterface seal ring subassembly (302, 502) including a counterface seal ring member (306, 506) that includes a radially extending planar seal face (308, 508) and a first contoured load ring interface (310, 510), and a first load ring (312, 512).
(FR): Un ensemble joint d'étanchéité (300, 500) destiné à être utilisé dans un joint mâle et femelle dynamique (200, 400) définissant des directions axiales (A) et radiales (R) comprend un sous-ensemble anneau d'étanchéité de contre-face (302, 502) comprenant un élément d'anneau d'étanchéité de contre-face (306, 506) qui comprend une face d'étanchéité plane s'étendant radialement (308, 508) et une première interface annulaire de charge profilée (310, 510), et un premier anneau de charge (312, 512).

International search report:
Received at International Bureau: 04 December 2017 (04.12.2017) [EP]

International Report on Patentability (IPRP) Chapter II of the PCT:
Not available

(81) 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
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 (OAPI) : BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG
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 Organization (EAPO) : AM, AZ, BY, KG, KZ, RU, TJ, TM