Title:
VALVE ELEMENT FOR SOLENOID VALVE, AND MANUFACTURING METHOD FOR THE SAME
Document Type and Number:
Japanese Patent JP2004190781
Kind Code:
A
Abstract:
To increase durability and reliability and reduce production man-hours for a valve element.
This valve element 1 for solenoid valve comprises a valve part 2b operated by the suction force of a solenoid and opening/closing a valve seat 2b. A body part 2 having the valve part 2b is formed of a metallic glass as a material. An armature 3 as a core is formed of a magnetic material. The valve part 2b and the armature 3 are formed integrally with each other by precision casting. By casting the metallic glass as a material while pressing with the armature 3 of the magnetic material used as a core, the body part 2 having the valve part 2 can be formed integrally with the armature 3.
Inventors:
KITAGAWA KAZUHISA
HARA HIROYUKI
YONESHIGE KAZUHIRO
ARAI TOSHIO
OFUNA HITOSHI
ISHIDA HIROSHI
HARA HIROYUKI
YONESHIGE KAZUHIRO
ARAI TOSHIO
OFUNA HITOSHI
ISHIDA HIROSHI
Application Number:
JP2002359044A
Publication Date:
July 08, 2004
Filing Date:
December 11, 2002
Export Citation:
Assignee:
AISAN IND
YKK CORP
YKK CORP
International Classes:
F02M51/06; B22D18/02; B22D19/00; B22D29/00; B22D30/00; C22C45/10; F16K31/06; (IPC1-7): F16K31/06; B22D18/02; B22D19/00; B22D29/00; B22D30/00; C22C45/10; F02M51/06
Attorney, Agent or Firm:
Takashi Tomizawa
Ikuo Yamanaka
Akika Okado
Ikuo Yamanaka
Akika Okado
Previous Patent: PROTECTION STRUCTURE OF UNDERGROUND BURIED PIPE AND EXECUTION METHOD
Next Patent: SLIDABLE CONTACT SEAL STRUCTURE ON SHAFT PART
Next Patent: SLIDABLE CONTACT SEAL STRUCTURE ON SHAFT PART