Title:
METHOD AND SYSTEM FOR PRODUCING WAVED METAL PLATE
Document Type and Number:
WIPO Patent Application WO/2006/051842
Kind Code:
A1
Abstract:
A flat metal plate (3) is shaped to have a waved cross-section by pressing it sequentially every pitch (P) toward a wavelength direction (Y) by means of divided punches (26, 26, ...) divided at the pitch (P) not longer than one wavelength (&lgr ) toward the wavelength direction (Y).
Inventors:
CHIKUMA HIROSHI
MAEZAWA KEIJI
KATORI HIROYUKI
INOUE KIYOMICHI
MAEZAWA KEIJI
KATORI HIROYUKI
INOUE KIYOMICHI
Application Number:
PCT/JP2005/020589
Publication Date:
May 18, 2006
Filing Date:
November 10, 2005
Export Citation:
Assignee:
CALSONIC KANSEI CORP (JP)
CHIKUMA HIROSHI
MAEZAWA KEIJI
KATORI HIROYUKI
INOUE KIYOMICHI
CHIKUMA HIROSHI
MAEZAWA KEIJI
KATORI HIROYUKI
INOUE KIYOMICHI
International Classes:
B21D13/02
Foreign References:
| JPS63264221A | 1988-11-01 | |||
| JPH0371369Z |
Attorney, Agent or Firm:
Miyoshi, Hidekazu (2-8 Toranomon 1-chome, Minato-k, Tokyo 01, JP)
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