GB1487255A - Time switch device - Google Patents
Time switch deviceInfo
- Publication number
- GB1487255A GB1487255A GB53915/74A GB5391574A GB1487255A GB 1487255 A GB1487255 A GB 1487255A GB 53915/74 A GB53915/74 A GB 53915/74A GB 5391574 A GB5391574 A GB 5391574A GB 1487255 A GB1487255 A GB 1487255A
- Authority
- GB
- United Kingdom
- Prior art keywords
- contacts
- cam
- gear
- shaft
- drive
- 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
- 238000006073 displacement reaction Methods 0.000 abstract 3
- 238000010438 heat treatment Methods 0.000 abstract 2
- 230000001360 synchronised effect Effects 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F3/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork
- G04F3/02—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork with mechanical driving mechanisms
- G04F3/027—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork with mechanical driving mechanisms using electrical contacts, e.g. for actuating electro-acoustic device
-
- 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
- G05D23/1902—Control of temperature characterised by the use of electric means characterised by the use of a variable reference value
- G05D23/1904—Control of temperature characterised by the use of electric means characterised by the use of a variable reference value variable in time
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Measurement Of Predetermined Time Intervals (AREA)
- Control Of Resistance Heating (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE742401842A DE2401842C3 (de) | 1974-01-16 | 1974-01-16 | Zeitschalter |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1487255A true GB1487255A (en) | 1977-09-28 |
Family
ID=5904863
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB53915/74A Expired GB1487255A (en) | 1974-01-16 | 1974-12-13 | Time switch device |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2401842C3 (enrdf_load_stackoverflow) |
FR (1) | FR2257993B3 (enrdf_load_stackoverflow) |
GB (1) | GB1487255A (enrdf_load_stackoverflow) |
IT (1) | IT1028242B (enrdf_load_stackoverflow) |
-
1974
- 1974-01-16 DE DE742401842A patent/DE2401842C3/de not_active Expired
- 1974-12-13 GB GB53915/74A patent/GB1487255A/en not_active Expired
-
1975
- 1975-01-09 IT IT19104/75A patent/IT1028242B/it active
- 1975-01-15 FR FR7501064A patent/FR2257993B3/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2401842B2 (de) | 1978-06-22 |
DE2401842C3 (de) | 1979-03-08 |
FR2257993B3 (enrdf_load_stackoverflow) | 1977-09-30 |
IT1028242B (it) | 1979-01-30 |
FR2257993A1 (enrdf_load_stackoverflow) | 1975-08-08 |
DE2401842A1 (de) | 1975-07-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |