Invention Grant
- Patent Title: Electromagnetic relay
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Application No.: US15509920Application Date: 2015-10-28
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Publication No.: US10269519B2Publication Date: 2019-04-23
- Inventor: Yasuo Hayashida , Keisuke Yano , Ayaka Miyake
- Applicant: OMRON Corporation
- Applicant Address: JP Kyoto-shi
- Assignee: OMRON Corporation
- Current Assignee: OMRON Corporation
- Current Assignee Address: JP Kyoto-shi
- Agency: Metrolexis Law Group, PLLC
- Priority: JP2014-247347 20141205
- International Application: PCT/JP2015/080389 WO 20151028
- International Announcement: WO2016/088484 WO 20160609
- Main IPC: H01H9/20
- IPC: H01H9/20 ; H01H50/38 ; H01H50/02 ; H01H50/54 ; H01H9/44 ; H01H9/46 ; H01H50/26 ; H01H50/42

Abstract:
An electromagnetic relay includes a base, an electromagnet block mounted on an upper surface of the base, a movable iron piece configured to be rotatable based on excitation and non-excitation of the electromagnet block, a movable contact piece configured to be rotatable integrally with the movable iron piece, a movable contact fixed to a free end portion of the movable contact piece, and a fixed contact fixed to a fixed contact terminal, and disposed so as to be separable from and contacted with the movable contact along with rotation of the movable contact piece. A permanent magnet configured to induce an arc generated between the movable contact and the fixed contact in a predetermined direction is housed in a recessed portion formed on a lower surface of the base in a direction toward a side opposite to the movable contact as viewed from the fixed contact terminal.
Public/Granted literature
- US20170301495A1 ELECTROMAGNETIC RELAY Public/Granted day:2017-10-19
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