耐疲労特性に優れたばねとこのばねを製造するための表面処理方法

Title:

耐疲労特性に優れたばねとこのばねを製造するための表面処理方法

Document Type and Number:

Japanese Patent JP3847350

Kind Code:

B2

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Inventors:

Masaaki Ishida
Kazuhiro Utsumaki
Yuji Isono
Keiichiro Teratoko
Keiro Yamada
Hiroshi Suzuki
Hironobu Sasada

Application Number:

JP55152299A

Publication Date:

November 22, 2006

Filing Date:

August 23, 1999

Export Citation:

Assignee:

SANCALL CORPORATION

International Classes:

C21D7/06; B24C1/10; C22C38/00; C22C38/46

Domestic Patent References:

Attorney, Agent or Firm:

Shogo Ehara
Hideka Tanaka
Yoshiyuki Shiraishi
Kunihiko Shiromura

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