Title:
A VARISTOR WITH LONG LIFE AND NONEXPLOSION
Document Type and Number:
WIPO Patent Application WO/2007/079656
Kind Code:
A1
Abstract:
A varistor, comprising: a case (1) and a varistor body (2) in the case (1), the varistor
body (2) is consisted of a varistor sheet (3) and an insulating layer (4) encapsulating
the varistor sheet (3), two electrodes (5,6) are disposed on the surfaces of the
varistor sheet (3),first lead-out electrode (7) and second lead-out electrode
(8) are disposed on the varistor sheet (3), one end of first and second leadout
electrodes (7,8) is connected electrically to the electrodes (5,6), another
end is extended outside the case (1), a gap is arranged between the inner wall of
the case (1) and the outer wall of the varistor body (2), and is configured as a cavity
for containing powder,a insulating and non-inflammable powder layer (9) is
filled into the cavity, a hole (10) is disposed on the case (1), a sealing structure
which can be opened under the impact of high pressure gas is disposed at the location
of the hole (10).
Inventors:
LI JU (CN)
TAN YICHENG (CN)
JING LVWEI (CN)
TAN YICHENG (CN)
JING LVWEI (CN)
Application Number:
PCT/CN2006/003651
Publication Date:
July 19, 2007
Filing Date:
December 29, 2006
Export Citation:
Assignee:
LI JU (CN)
TAN YICHENG (CN)
JING LVWEI (CN)
TAN YICHENG (CN)
JING LVWEI (CN)
International Classes:
H01C7/10; H01C1/03; H01C7/12
Foreign References:
| CN1571077A | 2005-01-26 | |||
| CN1204420A | 1999-01-06 | |||
| CN2133055Y | 1993-05-12 |
Attorney, Agent or Firm:
CHENGDU JIUDINGTIANYUAN INTELLECTUAL PROPERTY AGENCY LTD. (Human Art Wisdom Plaza 33 Ximianqiao Stree, Chengdu Sichuan 1, CN)
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