(19)
(11) EP 4 048 456 A1

(12)

(43) Date of publication:
31.08.2022 Bulletin 2022/35

(21) Application number: 20880291.8

(22) Date of filing: 15.10.2020
(51) International Patent Classification (IPC): 
B21D 22/28(2006.01)
(52) Cooperative Patent Classification (CPC):
B21D 22/28
(86) International application number:
PCT/US2020/055678
(87) International publication number:
WO 2021/080840 (29.04.2021 Gazette 2021/17)
(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: 22.10.2019 US 201916659674

(71) Applicant: Stolle Machinery Company, LLC
Centennial, Colorado 80112 (US)

(72) Inventors:
  • SCHOLEY, Ian Kenneth
    Barnsley S75 3AY (GB)
  • FLEISCHER, Karl S.
    Denver, Colorado 80219 (US)
  • CLEVELAND, Alan W.
    Firestone, Colorado 80504 (US)

(74) Representative: Mewburn Ellis LLP 
Aurora Building Counterslip
Bristol BS1 6BX
Bristol BS1 6BX (GB)

   


(54) UNITARY BODY SWING LEVER