(19)
(11) EP 4 798 873 A1

(12)

(43) Date of publication:
02.09.2026 Bulletin 2026/36

(21) Application number: 24883248.7

(22) Date of filing: 23.10.2024
(51) International Patent Classification (IPC): 
F16D 27/112(2006.01)
F16D 27/14(2006.01)
(52) Cooperative Patent Classification (CPC):
F16D 27/112; F16D 27/14
(86) International application number:
PCT/US2024/052586
(87) International publication number:
WO 2025/090622 (01.05.2025 Gazette 2025/18)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
GE KH MA MD TN

(30) Priority: 23.10.2023 US 202363592386 P

(71) Applicant: Nexen Group, Inc.
Vadnais Heights, MN 55127 (US)

(72) Inventors:
  • ZOLLNER, Justin Ryan
    Anoka, Minnesota 55303 (US)
  • KLAEHN, Isaac Kenneth
    Stillwater, Minnesota 55082 (US)

(74) Representative: Nederlandsch Octrooibureau 
P.O. Box 29720
2502 LS The Hague
2502 LS The Hague (NL)

   


(54) ROTARY MOTION CONTROL APPARATUS WITH ZERO-BACKLASH INCLUDING PINS