Patents by Inventor Yoshiaki Tsurui

Yoshiaki Tsurui has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Relay and method of manufacture thereof
    Patent number: 6545575
    Abstract: In a relay (100), right and left sides of an edge on an upper end side of an L-shaped armature (201) are bent to form an engagement portion (201a) and the armature 201 is held to be rocked and displaced through an energizing spring piece (205c) of a hinge spring (205) in a state in which the engagement portion (201a) is engaged with an edge portion 204c of an end face 204a on an upper end side of a core (204). During magnetic adsorption, moreover, an upper end of the armature (201) has an outer peripheral surface thereof to abut on the end face (204a) at the upper end side of the core (201) in a close contact state.
    Type: Grant
    Filed: September 4, 2001
    Date of Patent: April 8, 2003
    Assignee: Idec Izumi Corporation
    Inventors: Michio Hirabayashi, Syuuichi Taga, Yoshiaki Tsurui, Katsuhiro Ikeda, Tsutomu Takada, Shigeru Tsujimura, Masaaki Yamazaki, Hirokazu Mukai