CA1244863A - Electric blanket or pad having improved positive temperature coefficient heater circuit - Google Patents
Electric blanket or pad having improved positive temperature coefficient heater circuitInfo
- Publication number
- CA1244863A CA1244863A CA000489350A CA489350A CA1244863A CA 1244863 A CA1244863 A CA 1244863A CA 000489350 A CA000489350 A CA 000489350A CA 489350 A CA489350 A CA 489350A CA 1244863 A CA1244863 A CA 1244863A
- Authority
- CA
- Canada
- Prior art keywords
- conductors
- cable
- pad
- heating
- conductor
- 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
Links
- 239000004020 conductor Substances 0.000 claims abstract description 71
- 238000010438 heat treatment Methods 0.000 claims abstract description 56
- 239000000463 material Substances 0.000 claims abstract description 17
- 239000004744 fabric Substances 0.000 claims description 4
- 238000005485 electric heating Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 241000353097 Molva molva Species 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/54—Heating elements having the shape of rods or tubes flexible
- H05B3/56—Heating cables
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
- H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
- H05B3/146—Conductive polymers, e.g. polyethylene, thermoplastics
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
- H05B3/342—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs heaters used in textiles
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/002—Heaters using a particular layout for the resistive material or resistive elements
- H05B2203/003—Heaters using a particular layout for the resistive material or resistive elements using serpentine layout
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/017—Manufacturing methods or apparatus for heaters
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Control Of Resistance Heating (AREA)
- Resistance Heating (AREA)
- Surface Heating Bodies (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US67890984A | 1984-12-06 | 1984-12-06 | |
US678,909 | 1984-12-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1244863A true CA1244863A (en) | 1988-11-15 |
Family
ID=24724805
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000489350A Expired CA1244863A (en) | 1984-12-06 | 1985-08-23 | Electric blanket or pad having improved positive temperature coefficient heater circuit |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS61138485A (de) |
AU (1) | AU574853B2 (de) |
CA (1) | CA1244863A (de) |
DE (1) | DE3541151C2 (de) |
FR (1) | FR2574612A1 (de) |
GB (1) | GB2168580B (de) |
NZ (1) | NZ213296A (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5218185A (en) * | 1989-08-15 | 1993-06-08 | Trustees Of The Thomas A. D. Gross 1988 Revocable Trust | Elimination of potentially harmful electrical and magnetic fields from electric blankets and other electrical appliances |
US4998006A (en) * | 1990-02-23 | 1991-03-05 | Brandeis University | Electric heating elements free of electromagnetic fields |
US5081339A (en) * | 1990-06-01 | 1992-01-14 | Sunbeam Corporation | Water bed heater |
US5451747A (en) * | 1992-03-03 | 1995-09-19 | Sunbeam Corporation | Flexible self-regulating heating pad combination and associated method |
US5801914A (en) * | 1996-05-23 | 1998-09-01 | Sunbeam Products, Inc. | Electrical safety circuit with a breakable conductive element |
US6710313B1 (en) * | 1999-09-22 | 2004-03-23 | Matsushita Electric Industrial Co., Ltd. | Planar heating element |
GB0216932D0 (en) * | 2002-07-20 | 2002-08-28 | Heat Trace Ltd | Electrical heating cable |
US9370045B2 (en) | 2014-02-11 | 2016-06-14 | Dsm&T Company, Inc. | Heat mat with thermostatic control |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB706606A (en) * | 1951-06-21 | 1954-03-31 | Saint Gobain | Improvements in or relating to electric resistance heaters |
US3628093A (en) * | 1970-04-13 | 1971-12-14 | Northern Electric Co | Thermostat overheat protection system for an electric appliance such as a blanket |
CA1156300A (en) * | 1980-04-01 | 1983-11-01 | Gordon S. Carlson | Electric blanket safety circuit |
US4309596A (en) * | 1980-06-24 | 1982-01-05 | Sunbeam Corporation | Flexible self-limiting heating cable |
-
1985
- 1985-08-23 CA CA000489350A patent/CA1244863A/en not_active Expired
- 1985-08-29 NZ NZ21329685A patent/NZ213296A/xx unknown
- 1985-10-07 FR FR8514824A patent/FR2574612A1/fr not_active Withdrawn
- 1985-10-28 AU AU49119/85A patent/AU574853B2/en not_active Ceased
- 1985-11-21 DE DE19853541151 patent/DE3541151C2/de not_active Expired - Fee Related
- 1985-12-05 JP JP27428285A patent/JPS61138485A/ja active Pending
- 1985-12-06 GB GB08530116A patent/GB2168580B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NZ213296A (en) | 1989-04-26 |
FR2574612A1 (fr) | 1986-06-13 |
AU4911985A (en) | 1986-06-12 |
GB2168580B (en) | 1988-05-11 |
DE3541151A1 (de) | 1986-10-16 |
DE3541151C2 (de) | 1995-01-19 |
AU574853B2 (en) | 1988-07-14 |
GB2168580A (en) | 1986-06-18 |
GB8530116D0 (en) | 1986-01-15 |
JPS61138485A (ja) | 1986-06-25 |
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KR100193173B1 (ko) | 면상 발열체의 연결구조 | |
JPH0114675B2 (de) | ||
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BR9901353B1 (pt) | conjunto de aquecimento. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |