(19)
(11) EP 2 714 572 A2

(12)

(88) Date of publication A3:
24.01.2013

(43) Date of publication:
09.04.2014 Bulletin 2014/15

(21) Application number: 12793305.9

(22) Date of filing: 31.05.2012
(51) International Patent Classification (IPC): 
B66D 1/56(2006.01)
E21B 49/02(2006.01)
(86) International application number:
PCT/US2012/040133
(87) International publication number:
WO 2012/166864 (06.12.2012 Gazette 2012/49)
(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

(30) Priority: 31.05.2011 US 201161491628 P

(71) Applicant: Longyear TM, Inc.
South Jordan, UT 84095 (US)

(72) Inventors:
  • RIBOLDI, Adam, John
    Highfields, NSW 2289 (AU)
  • ESCUDERO, Fernando Fidel, Aleite
    Warradale, SA 5046 (AU)
  • PEARCE, Michael, Luke
    Farrar 0830 (AU)

(74) Representative: Walker, Stephen et al
Lincoln IP 9 Victoria Street
Aberdeen Aberdeenshire AB10 1XB
Aberdeen Aberdeenshire AB10 1XB (GB)

   


(54) SYSTEMS AND METHODS FOR LIMITING WINCH OVERRUN