(19)
(11) EP 1 723 340 A2

(12)

(43) Date of publication:
22.11.2006 Bulletin 2006/47

(21) Application number: 05705885.1

(22) Date of filing: 19.01.2005
(51) International Patent Classification (IPC): 
F04D 25/02(2006.01)
(86) International application number:
PCT/US2005/001642
(87) International publication number:
WO 2005/072202 (11.08.2005 Gazette 2005/32)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR LV MK YU

(30) Priority: 20.01.2004 US 537609 P
15.07.2004 US 588074 P
24.08.2004 US 924532

(71) Applicant: Greenheck Fan Corporation
Schofield, WI 54476 (US)

(72) Inventors:
  • HRDINA, Terry, Lee
    Wausau, WI 54401 (US)
  • KOEPPEL, Scott, James
    Wausau, WI 54403 (US)
  • SELIGER, Michael, Glenn
    Marathon, WI 54448 (US)

(74) Representative: Grünberg, Thomas 
JUNG HML Schraudolphstrasse 3
80799 München
80799 München (DE)

   


(54) PIVOTAL DIRECT DRIVE MOTOR FOR EXHAUST ASSEMBLY