(19)
(11) EP 2 402 699 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
09.04.2014 Bulletin 2014/15

(43) Date of publication A2:
04.01.2012 Bulletin 2012/01

(21) Application number: 11003220.8

(22) Date of filing: 16.04.2011
(51) International Patent Classification (IPC): 
F28F 1/12(2006.01)
 F28D 1/053(2006.01)
(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: 29.06.2010 CN 201010215928

(71) Applicants:
  • Sanhua Holding Group Co., Ltd.
    Zhejiang Province 312500 (CN)
  • Danfoss A/S
    6430 Nordborg (DK)

(72) Inventors:
  • Jianlong, Jiang
    Zhejiang 310018 (CN)
  • Huang, Linjie
    East Amherst NY 14051 (US)

(74) Representative: Knoblauch, Andreas 
Patentanwälte Dr. Knoblauch Schlosserstrasse 23
60322 Frankfurt am Main
60322 Frankfurt am Main (DE)

   


(54) Fin and heat exchanger comprising the same


(57) A corrugated fin (4) comprises connection segments (42) each formed with a plurality of louvers (43); and substantially-circular arc segments (41) connected with the connection segments (42) alternatively in a longitudinal direction such that a plurality of corrugations are formed and the substantially-circular arc segments (41) form crests and troughs of the corrugations respectively, wherein 0≤H2≤(H1-2R+2Rsinβ)/cosβ, in which H2 is a louver length of the louver (43), H1 is a height of the fin (4), R is a radius of the substantially-circular arc segment (41), and β is an inclination angle of the connection segment (42).







Search report









Search report