NL157735B - ELECTRIC OVEN WITH AUTOMATIC TEMPERATURE CONTROL. - Google Patents
ELECTRIC OVEN WITH AUTOMATIC TEMPERATURE CONTROL.Info
- Publication number
- NL157735B NL157735B NL6602497A NL6602497A NL157735B NL 157735 B NL157735 B NL 157735B NL 6602497 A NL6602497 A NL 6602497A NL 6602497 A NL6602497 A NL 6602497A NL 157735 B NL157735 B NL 157735B
- Authority
- NL
- Netherlands
- Prior art keywords
- temperature control
- automatic temperature
- electric oven
- oven
- automatic
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
- G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
- G05D23/2401—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor using a heating element as a sensing element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/02—Ohmic resistance heating
-
- 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
- H01C7/022—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 mainly consisting of non-metallic substances
-
- 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
- H05B3/0014—Devices wherein the heating current flows through particular resistances
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Ceramic Engineering (AREA)
- Electromagnetism (AREA)
- Resistance Heating (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US43516665A | 1965-02-25 | 1965-02-25 | |
US435165A US3414704A (en) | 1965-02-25 | 1965-02-25 | Self-regulating heating device |
US50854365A | 1965-10-24 | 1965-10-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
NL6602497A NL6602497A (en) | 1966-08-26 |
NL157735B true NL157735B (en) | 1978-08-15 |
Family
ID=27411875
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6602421A NL157138B (en) | 1965-02-25 | 1966-02-24 | ELECTRIC OVEN WITH AUTOMATIC TEMPERATURE CONTROL. |
NL6602497A NL157735B (en) | 1965-02-25 | 1966-02-25 | ELECTRIC OVEN WITH AUTOMATIC TEMPERATURE CONTROL. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6602421A NL157138B (en) | 1965-02-25 | 1966-02-24 | ELECTRIC OVEN WITH AUTOMATIC TEMPERATURE CONTROL. |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB1143933A (en) |
NL (2) | NL157138B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4820057U (en) * | 1971-07-15 | 1973-03-07 | ||
JPS57399Y2 (en) * | 1973-12-05 | 1982-01-06 | ||
CN111233495B (en) * | 2020-03-12 | 2021-05-11 | 中南大学 | Sintering method for preparing fine-grain boron carbide |
CN112393593A (en) * | 2020-11-26 | 2021-02-23 | 重庆观致科技有限公司 | Heating rod and hearth structure for improving uniformity of furnace temperature |
-
1966
- 1966-02-24 NL NL6602421A patent/NL157138B/en not_active IP Right Cessation
- 1966-02-25 NL NL6602497A patent/NL157735B/en not_active IP Right Cessation
- 1966-02-25 GB GB847166A patent/GB1143933A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1143933A (en) | 1969-02-26 |
NL6602497A (en) | 1966-08-26 |
NL6602421A (en) | 1966-08-26 |
NL157138B (en) | 1978-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: TEXAS INSTR |
|
V4 | Lapsed because of reaching the maxim lifetime of a patent |