FR1155631A - TV camera with temperature control - Google Patents
TV camera with temperature controlInfo
- Publication number
- FR1155631A FR1155631A FR1155631DA FR1155631A FR 1155631 A FR1155631 A FR 1155631A FR 1155631D A FR1155631D A FR 1155631DA FR 1155631 A FR1155631 A FR 1155631A
- Authority
- FR
- France
- Prior art keywords
- camera
- temperature control
- temperature
- control
- 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
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
- G05D23/275—Control of temperature characterised by the use of electric means with sensing element expanding, contracting, or fusing in response to changes of temperature
- G05D23/27535—Details of the sensing element
- G05D23/2754—Details of the sensing element using bimetallic element
-
- 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
- G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
- G05D23/1909—Control of temperature characterised by the use of electric means using an analogue comparing device whose output amplitude can only take two discrete values
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/51—Housings
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
- Particle Accelerators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEF17952A DE1020364B (en) | 1955-07-16 | 1955-07-16 | TV recording camera with temperature control |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1155631A true FR1155631A (en) | 1958-05-06 |
Family
ID=7088762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1155631D Expired FR1155631A (en) | 1955-07-16 | 1956-07-11 | TV camera with temperature control |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1020364B (en) |
FR (1) | FR1155631A (en) |
GB (1) | GB794945A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2194382A (en) * | 1986-08-21 | 1988-03-02 | Bailey Concepts Limited | Cathode ray tube with heated screen |
US4984089A (en) | 1990-01-08 | 1991-01-08 | Sensormatic Electronics Corporation | Outdoor surveillance dome with enhanced environmental aptitude and control system therefor |
CN103293831A (en) * | 2013-06-04 | 2013-09-11 | 四川艾普视达数码科技有限公司 | Camera with double convection fans |
CN111741206B (en) * | 2020-08-03 | 2021-01-08 | 北京中科原动力科技有限公司 | Camera self-cleaning device, camera system and camera system control method |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE462895A (en) * | 1945-01-25 |
-
1955
- 1955-07-16 DE DEF17952A patent/DE1020364B/en active Pending
-
1956
- 1956-07-11 FR FR1155631D patent/FR1155631A/en not_active Expired
- 1956-07-16 GB GB21887/56A patent/GB794945A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1020364B (en) | 1957-12-05 |
GB794945A (en) | 1958-05-14 |
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