EP0977211A3 - Elektrisches Bauteil mit einer Einschnürung in einem PTC-Polymerelement - Google Patents
Elektrisches Bauteil mit einer Einschnürung in einem PTC-Polymerelement Download PDFInfo
- Publication number
- EP0977211A3 EP0977211A3 EP99810624A EP99810624A EP0977211A3 EP 0977211 A3 EP0977211 A3 EP 0977211A3 EP 99810624 A EP99810624 A EP 99810624A EP 99810624 A EP99810624 A EP 99810624A EP 0977211 A3 EP0977211 A3 EP 0977211A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- ptc polymer
- electrical component
- restriction
- polymer element
- ptc
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/02—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
- H01C7/028—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient consisting of organic substances
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermistors And Varistors (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19833609 | 1998-07-25 | ||
DE19833609A DE19833609A1 (de) | 1998-07-25 | 1998-07-25 | Elektrisches Bauteil mit einer Einschnürung in einem PTC-Polymerelement |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0977211A2 EP0977211A2 (de) | 2000-02-02 |
EP0977211A3 true EP0977211A3 (de) | 2000-05-31 |
Family
ID=7875349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99810624A Withdrawn EP0977211A3 (de) | 1998-07-25 | 1999-07-13 | Elektrisches Bauteil mit einer Einschnürung in einem PTC-Polymerelement |
Country Status (3)
Country | Link |
---|---|
US (1) | US6259349B1 (de) |
EP (1) | EP0977211A3 (de) |
DE (1) | DE19833609A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1168378A1 (de) * | 2000-06-19 | 2002-01-02 | Abb Research Ltd. | Verfahren zur Herstellung einer PTC-Vorrichtung |
JP4135651B2 (ja) * | 2003-03-26 | 2008-08-20 | 株式会社村田製作所 | 積層型正特性サーミスタ |
TWI349515B (en) * | 2006-10-25 | 2011-09-21 | Delta Electronics Inc | Fan and fan frame thereof |
CN110336264B (zh) * | 2019-08-22 | 2024-01-26 | 成都铁达电子股份有限公司 | 一种限压电路 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3351882A (en) * | 1964-10-09 | 1967-11-07 | Polyelectric Corp | Plastic resistance elements and methods for making same |
US4317027A (en) * | 1980-04-21 | 1982-02-23 | Raychem Corporation | Circuit protection devices |
DE19626238A1 (de) * | 1996-06-29 | 1998-01-02 | Abb Research Ltd | Widerstandselement |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5491790A (en) * | 1977-12-29 | 1979-07-20 | Junkosha Co Ltd | Flat cable |
US4223209A (en) * | 1979-04-19 | 1980-09-16 | Raychem Corporation | Article having heating elements comprising conductive polymers capable of dimensional change |
US4352083A (en) * | 1980-04-21 | 1982-09-28 | Raychem Corporation | Circuit protection devices |
US4413301A (en) | 1980-04-21 | 1983-11-01 | Raychem Corporation | Circuit protection devices comprising PTC element |
US4951382A (en) * | 1981-04-02 | 1990-08-28 | Raychem Corporation | Method of making a PTC conductive polymer electrical device |
US4724417A (en) * | 1985-03-14 | 1988-02-09 | Raychem Corporation | Electrical devices comprising cross-linked conductive polymers |
US4884163A (en) * | 1985-03-14 | 1989-11-28 | Raychem Corporation | Conductive polymer devices |
JPH04130602A (ja) | 1990-09-20 | 1992-05-01 | Meidensha Corp | 抵抗体 |
DE4142523A1 (de) | 1991-12-21 | 1993-06-24 | Asea Brown Boveri | Widerstand mit ptc - verhalten |
DE4221309A1 (de) | 1992-06-29 | 1994-01-05 | Abb Research Ltd | Strombegrenzendes Element |
DE4340632A1 (de) | 1993-11-30 | 1995-06-01 | Abb Patent Gmbh | Elektrische Schalteinrichtung |
DE19612841A1 (de) | 1996-03-30 | 1997-10-02 | Abb Research Ltd | Strombegrenzender Widerstand mit PTC-Verhalten |
-
1998
- 1998-07-25 DE DE19833609A patent/DE19833609A1/de not_active Withdrawn
-
1999
- 1999-07-13 EP EP99810624A patent/EP0977211A3/de not_active Withdrawn
- 1999-07-26 US US09/360,644 patent/US6259349B1/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3351882A (en) * | 1964-10-09 | 1967-11-07 | Polyelectric Corp | Plastic resistance elements and methods for making same |
US4317027A (en) * | 1980-04-21 | 1982-02-23 | Raychem Corporation | Circuit protection devices |
DE19626238A1 (de) * | 1996-06-29 | 1998-01-02 | Abb Research Ltd | Widerstandselement |
Also Published As
Publication number | Publication date |
---|---|
US6259349B1 (en) | 2001-07-10 |
DE19833609A1 (de) | 2000-01-27 |
EP0977211A2 (de) | 2000-02-02 |
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Legal Events
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17P | Request for examination filed |
Effective date: 20001103 |
|
AKX | Designation fees paid |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20060330 |