(19)
(11) EP 4 168 349 A1

(12)

(43) Date of publication:
26.04.2023 Bulletin 2023/17

(21) Application number: 21826543.7

(22) Date of filing: 16.06.2021
(51) International Patent Classification (IPC): 
B66F 9/22(2006.01)
 B25B 5/06(2006.01)
(52) Cooperative Patent Classification (CPC):
B66F 9/22; B66F 9/143
(86) International application number:
PCT/US2021/037692
(87) International publication number:
WO 2021/257740 (23.12.2021 Gazette 2021/51)
(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: 18.06.2020 US 202063041014 P

(71) Applicant: Cascade Corporation
Fairview, OR 97024-9718 (US)

(72) Inventor:
  • WALTHERS, Christopher, M.
    Gresham, OR 97080 (US)

(74) Representative: Laine IP Oy 
Porkkalankatu 24
00180 Helsinki
00180 Helsinki (FI)

   


(54) SYNCHRONIZED HYBRID CLAMP FORCE CONTROLLER FOR LIFT TRUCK ATTACHMENT