JP6146764B2 - 温度保護素子 - Google Patents
温度保護素子 Download PDFInfo
- Publication number
- JP6146764B2 JP6146764B2 JP2013031641A JP2013031641A JP6146764B2 JP 6146764 B2 JP6146764 B2 JP 6146764B2 JP 2013031641 A JP2013031641 A JP 2013031641A JP 2013031641 A JP2013031641 A JP 2013031641A JP 6146764 B2 JP6146764 B2 JP 6146764B2
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- Japan
- Prior art keywords
- movable arm
- contact
- temperature protection
- movable
- terminal lead
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229920005989 resin Polymers 0.000 claims description 29
- 239000011347 resin Substances 0.000 claims description 29
- 229910052751 metal Inorganic materials 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 239000000956 alloy Substances 0.000 description 23
- 239000000463 material Substances 0.000 description 18
- 229920000642 polymer Polymers 0.000 description 12
- 229910045601 alloy Inorganic materials 0.000 description 10
- 239000010949 copper Substances 0.000 description 9
- 229910052802 copper Inorganic materials 0.000 description 7
- 229910017755 Cu-Sn Inorganic materials 0.000 description 6
- 229910017927 Cu—Sn Inorganic materials 0.000 description 6
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 6
- 229910001316 Ag alloy Inorganic materials 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 5
- 239000007769 metal material Substances 0.000 description 5
- 229910017944 Ag—Cu Inorganic materials 0.000 description 4
- 238000013021 overheating Methods 0.000 description 4
- 229910000881 Cu alloy Inorganic materials 0.000 description 3
- 229910001297 Zn alloy Inorganic materials 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- BSWGGJHLVUUXTL-UHFFFAOYSA-N silver zinc Chemical compound [Zn].[Ag] BSWGGJHLVUUXTL-UHFFFAOYSA-N 0.000 description 3
- 229910017532 Cu-Be Inorganic materials 0.000 description 2
- 229910018651 Mn—Ni Inorganic materials 0.000 description 2
- 229910003271 Ni-Fe Inorganic materials 0.000 description 2
- 229910001245 Sb alloy Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 229920000620 organic polymer Polymers 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 238000007665 sagging Methods 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 229910000846 In alloy Inorganic materials 0.000 description 1
- 229920000106 Liquid crystal polymer Polymers 0.000 description 1
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 1
- 229910018487 Ni—Cr Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- 229910002113 barium titanate Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000011231 conductive filler Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Landscapes
- Thermally Actuated Switches (AREA)
Description
11,31,41・・・第1端子リード、
11−1,31−1,41−1・・・固定接点、
11−2,31−2,41−2・・・素子接続電極、
11−3,31−3・・・素子接続突起、
11−4,21−4,31−4・・・端子リード露出面、
12,22,32,42・・・可動アーム、
12−1,22−1,32−1,42−1,52−1・・・可動接点、
12−2,22−2,32−2,42−2,52−2・・・接続突起(低)、
12−3,22−3,32−3,42−3,52−3・・・接続突起(高)、
12−4,22−4, 52−4・・・アーム屈曲点、 22−5・・・切込み、
52−5・・・段差、 52−6・・・窪み、 52−7・・・ノッチ、
13,33,43・・・第2端子リード、
13−1,33−1,43−1・・・アーム接続電極、
14,34,44・・・熱応動体、
15,35・・・PTC素子、 45・・・ポリマーPTC素子
15−1,35−1,45−1・・・表面電極、
16,36,46・・・絶縁パッケージ、 17,37,47・・・金属薄板、
18,38,48・・・封止樹脂、 39,49・・・周壁。
Claims (3)
- 固定接点を設けた第1端子リードと、一端に可動接点を設け弾発力により前記固定接点に接触させる可動アームと、この可動アームに電気接続させた第2端子リードと、常時前記可動アームに接触して所定の温度でスナップ反転作動し前記固定接点と前記可動接点とを開離させる熱応動体と、この熱応動体と前記第1端子リードとに接続して通電されるPTC素子とを備え、さらに前記第1端子リードおよび前記第2端子リードと一体成形し開口部を設けた絶縁パッケージの内部に、前記可動アームと、前記熱応動体および前記PTC素子とを収容し、前記絶縁パッケージの開口部を蓋体で覆って固着封止した温度保護素子において、前記蓋体は、金属薄板のみからなり、この金属薄板の外縁部のみを周回して設けた封止樹脂により前記絶縁パッケージを固着封止したことを特徴とする温度保護素子。
- 前記絶縁パッケージは、開口部周縁の全周に堤状の周壁を設けたことを特徴とする請求項1に記載の温度保護素子。
- 前記可動アームは、端部に段差と窪みを設けて前記可動アームの先端部下面を一文字状の凸形に加工し、前記可動アームの先端部下面の凸形部の表面に可動接点を形成したことを特徴とする請求項1または請求項2に記載の温度保護素子。
Priority Applications (1)
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---|---|---|---|
JP2013031641A JP6146764B2 (ja) | 2012-02-24 | 2013-02-21 | 温度保護素子 |
Applications Claiming Priority (3)
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---|---|---|---|
JP2012038090 | 2012-02-24 | ||
JP2012038090 | 2012-02-24 | ||
JP2013031641A JP6146764B2 (ja) | 2012-02-24 | 2013-02-21 | 温度保護素子 |
Publications (2)
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JP2013201123A JP2013201123A (ja) | 2013-10-03 |
JP6146764B2 true JP6146764B2 (ja) | 2017-06-14 |
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Family Applications (1)
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JP2013031641A Active JP6146764B2 (ja) | 2012-02-24 | 2013-02-21 | 温度保護素子 |
Country Status (1)
Country | Link |
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JP (1) | JP6146764B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108701565B (zh) * | 2015-11-20 | 2020-05-08 | 柏恩氏株式会社 | 电子设备壳体、电子设备壳体的制造方法以及具备该电子设备壳体的断路器 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59175219U (ja) * | 1983-05-11 | 1984-11-22 | ナイルス部品株式会社 | スイツチの可動接片取付構造 |
JP4036944B2 (ja) * | 1997-12-09 | 2008-01-23 | 東洋電装株式会社 | スイッチの接点構造 |
JP2005129471A (ja) * | 2003-10-27 | 2005-05-19 | Furukawa Electric Co Ltd:The | サーマルプロテクタ |
JP4170232B2 (ja) * | 2004-01-16 | 2008-10-22 | 株式会社小松ライト製作所 | バイメタルを用いた安全装置 |
JP2006269180A (ja) * | 2005-03-23 | 2006-10-05 | Takano Seimitsu Kogyo Kk | プロテクタ |
JP4444245B2 (ja) * | 2005-07-15 | 2010-03-31 | 日鉱金属株式会社 | 電気電子機器用Cu−Zn−Sn合金 |
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- 2013-02-21 JP JP2013031641A patent/JP6146764B2/ja active Active
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