Title:
Thermally Protected Metal Oxide Varistor
Document Type and Number:
WIPO Patent Application WO/2020/000181
Kind Code:
A1
Abstract:
Provided herein is a thermally protected varistor (TPV) device including a varistor body having first and second sides, wherein a thermal electrode is disposed along the second side. A first lead is electrically connected to the first side and a second lead is electrically connected to the thermal electrode. The TPV device may further include a terminal assembly directly coupled to the second side of the varistor body, the terminal assembly including a housing and a spring element having a first end disposed within the housing and a second end coupled to a sidewall of the housing. The first end may include a first terminal, and the second end may include a third lead. The terminal assembly may further include an inner electrode disposed between the thermal electrode and the base of the housing, the inner electrode operable to maintain direct physical contact with the spring element.
Inventors:
SONG DONGJIAN (CN)
LU LIBING (CN)
LU LIBING (CN)
Application Number:
PCT/CN2018/092866
Publication Date:
January 02, 2020
Filing Date:
June 26, 2018
Export Citation:
Assignee:
DONGGUAN LITTELFUSE ELECTRONICS COMPANY LTD (CN)
International Classes:
H01H85/30
Domestic Patent References:
| WO2017139912A1 | 2017-08-24 |
Foreign References:
| CN107946007A | 2018-04-20 | |||
| CN207529743U | 2018-06-22 | |||
| CN201036098Y | 2008-03-12 | |||
| CN1738133A | 2006-02-22 | |||
| CN2535906Y | 2003-02-12 | |||
| JP2010272387A | 2010-12-02 |
Attorney, Agent or Firm:
CHINA SCIENCE PATENT & TRADEMARK AGENT LTD. (CN)
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