Contact piece structure and magnetic holding relay
AssigneeXiamen Hongfa Electric Power Controls Co., Ltd.
InventorsGuojin LIAO, Wenguang DAI, Shuming ZHONG, Fangneng LI
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Abstract
A contact piece structure includes a piece body having a slot. The slot has opposite first and second sidewalls. The first sidewall has a first plane portion and a protrusion, the second sidewall has a second plane portion and a recess recessed into the second plane portion and corresponding to the protrusion. A first distance from a top end of the protrusion of the first sidewall to a plane where the second plane portion is positioned is less than a thickness of the piece body.
Claims18
A contact piece structure, comprising:
- a piece body having a slot, the slot having a first side wall and a second side wall opposite to the first side wall, the first sidewall having a first plane portion and a protrusion projecting from the first plane portion towards the second sidewall, the second sidewall having a second plane portion and a recess recessed into the second plane portion and corresponding to the protrusion;
- a first distance from a top end of the protrusion of the first sidewall to a plane where the second plane portion is positioned being less than a thickness of the piece body.
A magnetic holding relay, comprising a contact piece structure, wherein the contact piece structure comprises:
- a piece body having a slot, the slot having a first side wall and a second side wall opposite to the first side wall, the first sidewall having a first plane portion and a protrusion projecting from the first plane portion towards the second sidewall, the second sidewall having a second plane portion and a recess recessed into the second plane portion and corresponding to the protrusion;
- a first distance from a top end of the protrusion of the first sidewall to a plane where the second plane portion is positioned being less than a thickness of the piece body.
Dependencies are inferred from the claim text.