ZA812180B - Electric blanket - Google Patents
Electric blanketInfo
- Publication number
- ZA812180B ZA812180B ZA812180A ZA812180A ZA812180B ZA 812180 B ZA812180 B ZA 812180B ZA 812180 A ZA812180 A ZA 812180A ZA 812180 A ZA812180 A ZA 812180A ZA 812180 B ZA812180 B ZA 812180B
- Authority
- ZA
- South Africa
- Prior art keywords
- electric blanket
- blanket
- electric
- Prior art date
Links
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
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
- H02H5/042—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature using temperature dependent resistors
- H02H5/043—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature using temperature dependent resistors the temperature dependent resistor being disposed parallel to a heating wire, e.g. in a heating blanket
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/10—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to mechanical injury, e.g. rupture of line, breakage of earth connection
-
- 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
- H05B2203/011—Heaters using laterally extending conductive material as connecting means
-
- 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
- H05B2203/02—Heaters using heating elements having a positive temperature coefficient
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13620280A | 1980-04-01 | 1980-04-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA812180B true ZA812180B (en) | 1982-07-28 |
Family
ID=22471805
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA812180A ZA812180B (en) | 1980-04-01 | 1981-04-01 | Electric blanket |
Country Status (13)
Country | Link |
---|---|
JP (1) | JPS57864A (xx) |
AR (1) | AR227041A1 (xx) |
AU (1) | AU542163B2 (xx) |
BE (1) | BE888195A (xx) |
BR (1) | BR8101977A (xx) |
CA (1) | CA1156300A (xx) |
DE (1) | DE3111911A1 (xx) |
FR (1) | FR2485285B1 (xx) |
GB (1) | GB2075777B (xx) |
MX (1) | MX149294A (xx) |
NL (1) | NL8101632A (xx) |
NZ (1) | NZ196568A (xx) |
ZA (1) | ZA812180B (xx) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4436986A (en) * | 1981-11-23 | 1984-03-13 | Sunbeam Corporation | Electric blanket safety circuit |
DE3203128A1 (de) * | 1982-01-30 | 1983-08-04 | Braun Ag, 6000 Frankfurt | Schutzschalter |
JPS6091583A (ja) * | 1983-10-24 | 1985-05-22 | 松下電器産業株式会社 | 発熱体 |
GB2159354B (en) * | 1984-04-03 | 1987-10-28 | Birmid Qualcast | Electrical protective devices |
GB8417547D0 (en) * | 1984-07-10 | 1984-08-15 | Dreamland Electrical Apliances | Electric blankets |
CA1244863A (en) * | 1984-12-06 | 1988-11-15 | George C. Crowley | Electric blanket or pad having improved positive temperature coefficient heater circuit |
US4662204A (en) * | 1985-01-17 | 1987-05-05 | Usui Kokusai Sangyo Kabushiki Kaisha | Apparatus for automatically bending metallic tubes |
GB2200001A (en) * | 1987-01-12 | 1988-07-20 | Duraplug Elect Ltd | Electric cable assembly with safety device |
US4928423A (en) * | 1988-07-20 | 1990-05-29 | Yoshikazu Furuta | Fishhook and method for producing the same |
US5801914A (en) * | 1996-05-23 | 1998-09-01 | Sunbeam Products, Inc. | Electrical safety circuit with a breakable conductive element |
US20190140442A1 (en) * | 2017-11-03 | 2019-05-09 | Nvent Services Gmbh | Inrush Limit of Self-Regulating Heating Cables |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL288627A (xx) * | 1962-02-21 | |||
GB1155118A (en) * | 1966-10-10 | 1969-06-18 | Dreamland Electrical Appliance | Protective Electric Circuits for Electrically-heated Blankets or Pads |
US3493815A (en) * | 1967-07-19 | 1970-02-03 | Gen Electric | Electric protective system |
US3727105A (en) * | 1971-06-24 | 1973-04-10 | Anthony S Mfg Co | Fail-safe power cut-out device |
GB1600257A (en) * | 1976-12-13 | 1981-10-14 | Raychem Corp | Strip heaters comprising conductive polymer compositions |
GB1599709A (en) * | 1978-01-31 | 1981-10-07 | Dreamland Electrical Appliance | Heating circuits |
ZA793906B (en) * | 1978-08-24 | 1980-07-30 | Dreamland Electrical Appliance | Heating circuits |
-
1981
- 1981-02-25 CA CA000371727A patent/CA1156300A/en not_active Expired
- 1981-03-19 NZ NZ196568A patent/NZ196568A/en unknown
- 1981-03-26 DE DE19813111911 patent/DE3111911A1/de not_active Withdrawn
- 1981-03-26 AU AU68816/81A patent/AU542163B2/en not_active Expired
- 1981-03-31 MX MX186618A patent/MX149294A/es unknown
- 1981-03-31 GB GB8109961A patent/GB2075777B/en not_active Expired
- 1981-03-31 JP JP4834481A patent/JPS57864A/ja active Granted
- 1981-03-31 BE BE1/10191A patent/BE888195A/fr not_active IP Right Cessation
- 1981-03-31 FR FR8106457A patent/FR2485285B1/fr not_active Expired
- 1981-04-01 BR BR8101977A patent/BR8101977A/pt unknown
- 1981-04-01 ZA ZA812180A patent/ZA812180B/xx unknown
- 1981-04-01 NL NL8101632A patent/NL8101632A/nl not_active Application Discontinuation
- 1981-04-01 AR AR284832A patent/AR227041A1/es active
Also Published As
Publication number | Publication date |
---|---|
AU6881681A (en) | 1981-10-08 |
NL8101632A (nl) | 1981-11-02 |
BR8101977A (pt) | 1981-10-06 |
FR2485285B1 (fr) | 1985-07-12 |
FR2485285A1 (fr) | 1981-12-24 |
BE888195A (fr) | 1981-07-16 |
CA1156300A (en) | 1983-11-01 |
JPS57864A (en) | 1982-01-05 |
GB2075777B (en) | 1983-09-21 |
NZ196568A (en) | 1985-04-30 |
AR227041A1 (es) | 1982-09-15 |
GB2075777A (en) | 1981-11-18 |
AU542163B2 (en) | 1985-02-07 |
DE3111911A1 (de) | 1982-03-04 |
JPS6412073B2 (xx) | 1989-02-28 |
MX149294A (es) | 1983-10-10 |
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