(19)
(11) EP 2 971 771 A1

(12)

(43) Date of publication:
20.01.2016 Bulletin 2016/03

(21) Application number: 14770736.8

(22) Date of filing: 05.03.2014
(51) International Patent Classification (IPC): 
F04B 47/02(2006.01)
F04B 47/12(2006.01)
(86) International application number:
PCT/US2014/020732
(87) International publication number:
WO 2014/149758 (25.09.2014 Gazette 2014/39)
(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

(30) Priority: 15.03.2013 US 201361788123 P
27.02.2014 US 201414192229

(71) Applicant: Unico, Inc.
Franskville WI 53126-0505 (US)

(72) Inventors:
  • GREGORY, Benjamin J.
    Racine, WI 53405 (US)
  • BECK, Thomas L.
    Union Grove, WI 53182 (US)
  • PETERSON, Ronald G.
    Racine, WI 53405 (US)
  • MACDONALD, Michael A.
    Racine, WI 53402 (US)

(74) Representative: Johnstone, Douglas Ian et al
Baron Warren Redfern Cambridge House 100 Cambridge Grove
Hammersmith London W6 0LE
Hammersmith London W6 0LE (GB)

   


(54) WINCHED ROD PUMP APPARATUS AND METHOD