(19)
(11) EP 4 085 172 A1

(12)

(43) Date of publication:
09.11.2022 Bulletin 2022/45

(21) Application number: 20866941.6

(22) Date of filing: 26.10.2020
(51) International Patent Classification (IPC): 
E02F 3/34(2006.01)
E02F 3/42(2006.01)
 E02F 3/36(2006.01)
(52) Cooperative Patent Classification (CPC):
E02F 9/006; E02F 9/2275; E02F 9/2271; E02F 3/3604; E02F 3/425
(86) International application number:
PCT/TR2020/050989
(87) International publication number:
WO 2021/137789 (08.07.2021 Gazette 2021/27)
(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: 30.12.2019 TR 201922556

(71) Applicant: Hidromek Hidrolik Ve Mekanik Makina Imalat Sanayi Ve Ticaret Anonim Sirketi
Sincan/Ankara (TR)

(72) Inventors:
  • DEMIR, Yusuf Ziya
    Ankara (TR)
  • FIÇICI, Ferhan
    Ankara (TR)
  • GENÇ, Ilyas
    Yenimahalle/Ankara (TR)
  • BOZKURT, Mustafa
    Sincan/Ankara (TR)
  • ALTINDAD, Kerem
    Çankaya/Ankara (TR)

(74) Representative: Yamankaradeniz, Kemal 
Destek Patent, Inc. Maslak Mah., Büyükdere Cad., No: 243, Kat: 13, Spine Tower, Sariyer,
34485 Istanbul
34485 Istanbul (TR)

   


(54) HYDRAULIC CYLINDER INCREASING THE ROTATION ANGLE OF THE ATTACHMENT INTEGRATED TO THE CONSTRUCTION MACHINES