(19)
(11) EP 3 440 266 A1

(12)

(43) Date of publication:
13.02.2019 Bulletin 2019/07

(21) Application number: 16723398.0

(22) Date of filing: 08.04.2016
(51) International Patent Classification (IPC): 
E02D 5/36(2006.01)
(86) International application number:
PCT/FI2016/050224
(87) International publication number:
WO 2017/174860 (12.10.2017 Gazette 2017/41)
(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:
MA MD

(71) Applicant: Junttan OY
70701 Kuopio (FI)

(72) Inventors:
  • HYTÖNEN, Juhani
    70100 Kuopio (FI)
  • KORPIJAAKKO, Tapio
    70800 Kuopio (FI)

(74) Representative: Berggren Oy, Tampere 
Visiokatu 1
33720 Tampere
33720 Tampere (FI)

   


(54) A METHOD AND AN APPARATUS FOR DETERMINING THE TORQUE OF AN AUGER, AND A PILE DRIVING RIG