(19)
(11) EP 4 770 824 A1

(12)

(43) Date of publication:
08.07.2026 Bulletin 2026/28

(21) Application number: 24860568.5

(22) Date of filing: 15.08.2024
(51) International Patent Classification (IPC): 
B23B 31/00(2006.01)
B23B 31/16(2006.01)
 B23B 31/12(2006.01)
(52) Cooperative Patent Classification (CPC):
B23B 31/16275; B23B 2270/16
(86) International application number:
PCT/SE2024/050729
(87) International publication number:
WO 2025/048696 (06.03.2025 Gazette 2025/10)
(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: 29.08.2023 SE 2351006

(71) Applicant: M.P.C.-System AB
102 40 Stockholm (SE)

(72) Inventor:
  • JÖNSSON, Joel
    115 47 STOCKHOLM (SE)

(74) Representative: Noréns Patentbyrå AB 
Box 10198
100 55 Stockholm
100 55 Stockholm (SE)

   


(54) CHUCK ARRANGEMENT COMPRISING A TURNABLE T-SLOT NUT PROVIDED WITH THREADED HOLES AND A METHOD FOR OPERATING THE SAME