×

Contact Device

  • US 20070241847A1
  • Filed: 03/27/2006
  • Published: 10/18/2007
  • Est. Priority Date: 03/28/2005
  • Status: Active Grant
First Claim
Patent Images

1. A contact device comprising:

  • a fixed terminal with a fixed contact;

    a movable armature with a movable contact which contacts to or separates from said fixed contact;

    a movable shaft connected to said movable armature at its one end;

    a movable core secured to an opposite end of said movable shaft;

    an electromagnetic mechanism for driving said movable core in response to an excitation current so as to bring said movable contact into contact with said fixed contact;

    wherein said contact device further comprises;

    a movable core receiver slid onto said movable shaft so that it faces a surface on the movable armature side of said movable core to receive said movable core driven by said electromagnetic mechanism, an impact absorber disposed on a surface on the movable armature side of said movable core receiver to absorb an impact generated when said movable core hit said movable core receiver, and a movement restriction member disposed on a surface on the movable armature side of said impact absorber to restrict a movement of said impact absorber.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×