GB2038549B - Ptc devices having oxygen barrier encapsulation - Google Patents

Ptc devices having oxygen barrier encapsulation

Info

Publication number
GB2038549B
GB2038549B GB7941585A GB7941585A GB2038549B GB 2038549 B GB2038549 B GB 2038549B GB 7941585 A GB7941585 A GB 7941585A GB 7941585 A GB7941585 A GB 7941585A GB 2038549 B GB2038549 B GB 2038549B
Authority
GB
Grant status
Grant
Patent type
Prior art keywords
oxygen barrier
ptc devices
barrier encapsulation
encapsulation
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.)
Expired
Application number
GB7941585A
Other versions
GB2038549A (en )
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raychem Corp
Original Assignee
Raychem Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Grant date
Family has litigation

Links

Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01CRESISTORS
    • H01C7/00Non-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
    • H01C7/02Non-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
    • H01C7/027Non-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 conducting or semi-conducting material dispersed in a non-conductive organic material
GB7941585A 1978-12-01 1979-12-03 Ptc devices having oxygen barrier encapsulation Expired GB2038549B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US96534578 true 1978-12-01 1978-12-01
US06006188 US4242573A (en) 1979-01-24 1979-01-24 Water immersible heater

Publications (2)

Publication Number Publication Date
GB2038549A true GB2038549A (en) 1980-07-23
GB2038549B true GB2038549B (en) 1983-05-11

Family

ID=26675299

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7941585A Expired GB2038549B (en) 1978-12-01 1979-12-03 Ptc devices having oxygen barrier encapsulation

Country Status (4)

Country Link
DE (1) DE2948349A1 (en)
FR (1) FR2443125B1 (en)
GB (1) GB2038549B (en)
NL (1) NL7908690A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4238812A (en) * 1978-12-01 1980-12-09 Raychem Corporation Circuit protection devices comprising PTC elements
US4255698A (en) * 1979-01-26 1981-03-10 Raychem Corporation Protection of batteries
US4398084A (en) * 1981-06-15 1983-08-09 Raychem Corporation End seal for strip heaters
GB8325772D0 (en) * 1983-09-27 1983-10-26 Isopad Ltd Flexible heating tapes
JPS62209803A (en) * 1986-03-10 1987-09-16 Nippon Mektron Kk Circuit device
GB2196818B (en) * 1986-10-13 1990-03-28 Herush Electrical Electrical heaters
GB2196215B (en) * 1986-10-15 1991-01-09 Ho Chien Han Structure of electric heater
GB9113888D0 (en) * 1991-06-27 1991-08-14 Raychem Sa Nv Circuit protection devices
ES2259216T3 (en) * 1997-12-08 2006-09-16 Acome Societe Cooperative De Travailleurs thin electric wire with insulation based on polybutylene terephthalate.
DE19842006A1 (en) * 1998-09-15 2000-03-16 Moeller Gmbh Contact structure, for PTC type conductive polymers used in electrical switching and protection devices, comprises a polymer sheet sandwiched between highly flexible metal contact electrodes
DE19842008A1 (en) * 1998-09-15 2000-03-16 Moeller Gmbh Contact structure, for PTC type conductive polymers used in electrical switching and protection devices, comprises coated copper contact electrodes heat treated to achieve low elasticity modulus
US9136195B2 (en) 2009-07-17 2015-09-15 Tyco Electronics Corporation Oxygen barrier compositions and related methods

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE660971C (en) * 1936-11-20 1938-06-08 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Widerstandskoerper positive temperature coefficient of resistance
US3435401A (en) * 1966-10-05 1969-03-25 Texas Instruments Inc Insulated electrical conductors
JPS5110892B2 (en) * 1972-04-06 1976-04-07
US3914363A (en) * 1972-09-08 1975-10-21 Raychem Corp Method of forming self-limiting conductive extrudates
US3824328A (en) * 1972-10-24 1974-07-16 Texas Instruments Inc Encapsulated ptc heater packages
US4074222A (en) * 1974-03-29 1978-02-14 Shin Kiyokawa Planar heating element
US3951871A (en) * 1974-05-16 1976-04-20 Union Carbide Corporation Deformation resistant shielding composition
FR2368127B1 (en) * 1976-10-15 1983-11-18 Raychem Corp

Also Published As

Publication number Publication date Type
FR2443125B1 (en) 1985-02-08 grant
DE2948349A1 (en) 1980-06-12 application
FR2443125A1 (en) 1980-06-27 application
GB2038549A (en) 1980-07-23 application
NL7908690A (en) 1980-06-03 application

Similar Documents

Publication Publication Date Title
JPS5554941A (en) Ultrasoniccwave disgnosis device
JPS5532519A (en) Deodorant
GB1550308A (en) Syringes
JPS5580208A (en) Insulated wire
JPS5554942A (en) Ultrasoniccwave disgnosis device
JPS5598801A (en) Electric device
GB2014784A (en) Electrical device containing ptc elements
GB2014423A (en) Instant purees
JPS5524349A (en) Fire resisting wire
JPS5574971A (en) Elevator
JPS5583104A (en) Oillimpregnated insulator
JPS559399A (en) Arrester
JPS54158901A (en) Muutuning device
JPS5588206A (en) Superconductive wire
JPS5574981A (en) Elevator
JPS5510770A (en) Insulator
JPS5580207A (en) Insulated wire
JPS5580205A (en) Insulated wire
JPS5580204A (en) Insulated wire
GB2020633A (en) Packages
JPS5757412A (en) Taped wire
JPS54150678A (en) Square electric contact
JPS54134395A (en) Porcelain insulator
JPS54129499A (en) Conductor

Legal Events

Date Code Title Description
PG Patent granted