GB632904A - Improvements in electric thermostats - Google Patents
Improvements in electric thermostatsInfo
- Publication number
- GB632904A GB632904A GB32489/47A GB3248947A GB632904A GB 632904 A GB632904 A GB 632904A GB 32489/47 A GB32489/47 A GB 32489/47A GB 3248947 A GB3248947 A GB 3248947A GB 632904 A GB632904 A GB 632904A
- Authority
- GB
- United Kingdom
- Prior art keywords
- magnet
- lever
- armature
- contact
- plate
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/64—Contacts
- H01H37/66—Magnetic reinforcement of contact pressure; Magnet causing snap action
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
- H01H5/02—Energy stored by the attraction or repulsion of magnetic parts
Landscapes
- Thermally Actuated Switches (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE486196D BE486196A (fi) | 1947-12-09 | ||
GB32489/47A GB632904A (en) | 1947-12-09 | 1947-12-09 | Improvements in electric thermostats |
CH271496D CH271496A (de) | 1947-12-09 | 1948-12-06 | Thermostat mit magnetischem Schnappschalter. |
FR976366D FR976366A (fr) | 1947-12-09 | 1948-12-09 | Thermostat perfectionné |
US64326A US2519558A (en) | 1947-12-09 | 1948-12-09 | Thermostatic switch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB32489/47A GB632904A (en) | 1947-12-09 | 1947-12-09 | Improvements in electric thermostats |
Publications (1)
Publication Number | Publication Date |
---|---|
GB632904A true GB632904A (en) | 1949-12-05 |
Family
ID=10339374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB32489/47A Expired GB632904A (en) | 1947-12-09 | 1947-12-09 | Improvements in electric thermostats |
Country Status (5)
Country | Link |
---|---|
US (1) | US2519558A (fi) |
BE (1) | BE486196A (fi) |
CH (1) | CH271496A (fi) |
FR (1) | FR976366A (fi) |
GB (1) | GB632904A (fi) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB687258A (en) * | 1951-10-18 | 1953-02-11 | Rheostatic Co Ltd | Improvements in safety switches for electrically heated appliances |
GB889634A (en) * | 1959-03-02 | 1962-02-21 | Rheostatic Co Ltd | Improvements in magnetic snap action electric switches |
GB882876A (en) * | 1959-03-02 | 1961-11-22 | Rheostatic Co Ltd | Improvements in temperature responsive magnetic snap-action switches |
DE1195852B (de) * | 1960-12-09 | 1965-07-01 | Christian Buerkert | Temperaturbegrenzer |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB437826A (en) * | 1934-05-26 | 1935-11-06 | Harold Curtice Sanders | Improvements in thermally-operated electric switches |
US2180018A (en) * | 1936-05-14 | 1939-11-14 | Automatic Control Corp | Diaphragm-actuated transmission means |
BE439845A (fi) * | 1936-07-31 |
-
0
- BE BE486196D patent/BE486196A/fr unknown
-
1947
- 1947-12-09 GB GB32489/47A patent/GB632904A/en not_active Expired
-
1948
- 1948-12-06 CH CH271496D patent/CH271496A/de unknown
- 1948-12-09 FR FR976366D patent/FR976366A/fr not_active Expired
- 1948-12-09 US US64326A patent/US2519558A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US2519558A (en) | 1950-08-22 |
FR976366A (fr) | 1951-03-16 |
BE486196A (fi) | |
CH271496A (de) | 1950-10-31 |
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