Title:
切開オフセットフィンの製造方法
Document Type and Number:
Japanese Patent JP2005500167
Kind Code:
A
Abstract:
Slow production speeds in the manufacture of lanced and offset fins for use in heat exchanger tubes are eliminated through the use of a method of forming the fins involving a plurality of roll assemblies located along a forming path which may operate on a strip of fin forming material of indeterminate length. After being formed, the fin may be cut to any desired length.
Inventors:
Dennis C. Granetsuke
Application Number:
JP2003522730A
Publication Date:
January 06, 2005
Filing Date:
August 21, 2002
Export Citation:
Assignee:
MODINE MANUFACTURING COMPANY
International Classes:
F28F1/40; B21D13/04; B21D31/04; B21D53/02; B21D53/04; F28F3/02; (IPC1-7): B21D53/04; F28F1/40
Attorney, Agent or Firm:
Motohiro Kurauchi
Hiroshi Kazama
Endo Azusa
Takumi Yoshida
Taku Nakajima
Hiroshi Kazama
Endo Azusa
Takumi Yoshida
Taku Nakajima