JPS50140667A - - Google Patents
Info
- Publication number
- JPS50140667A JPS50140667A JP4348875A JP4348875A JPS50140667A JP S50140667 A JPS50140667 A JP S50140667A JP 4348875 A JP4348875 A JP 4348875A JP 4348875 A JP4348875 A JP 4348875A JP S50140667 A JPS50140667 A JP S50140667A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
- H01H35/26—Details
- H01H35/2671—Means to detect leaks in the pressure sensitive 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
- G05D23/275—Control of temperature characterised by the use of electric means with sensing element expanding, contracting, or fusing in response to changes of temperature
-
- 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
- H05B3/0019—Circuit arrangements
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Control Of Resistance Heating (AREA)
- Control Of Temperature (AREA)
- Safety Devices In Control Systems (AREA)
- Thermally Actuated Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US46025374 US3924142A (en) | 1974-04-11 | 1974-04-11 | Fail-safe control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50140667A true JPS50140667A (xx) | 1975-11-11 |
Family
ID=23827956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4348875A Pending JPS50140667A (xx) | 1974-04-11 | 1975-04-11 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3924142A (xx) |
| JP (1) | JPS50140667A (xx) |
| CA (1) | CA1031399A (xx) |
| ES (1) | ES436405A1 (xx) |
| GB (1) | GB1479825A (xx) |
| IT (1) | IT1029063B (xx) |
| PH (1) | PH11016A (xx) |
| ZA (1) | ZA751492B (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2815987C2 (de) * | 1978-04-13 | 1986-02-06 | E.G.O. Elektro-Geräte AG, Zug | Temperaturregler |
| US4825047A (en) * | 1987-05-07 | 1989-04-25 | Thermafoil Products Inc. | Temperature-responsive controller for waterbed mattress heaters |
| US6525298B1 (en) * | 2001-10-01 | 2003-02-25 | Barney D. Hunts | Towel warmer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2686250A (en) * | 1951-11-02 | 1954-08-10 | Gen Electric | Electric heating apparatus |
-
1973
- 1973-04-08 PH PH17037A patent/PH11016A/en unknown
-
1974
- 1974-04-11 US US46025374 patent/US3924142A/en not_active Expired - Lifetime
-
1975
- 1975-03-11 ZA ZA00751492A patent/ZA751492B/xx unknown
- 1975-03-17 CA CA222,250A patent/CA1031399A/en not_active Expired
- 1975-04-04 GB GB1388375A patent/GB1479825A/en not_active Expired
- 1975-04-08 ES ES436405A patent/ES436405A1/es not_active Expired
- 1975-04-09 IT IT4158175A patent/IT1029063B/it active
- 1975-04-11 JP JP4348875A patent/JPS50140667A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| PH11016A (en) | 1977-10-25 |
| US3924142A (en) | 1975-12-02 |
| ES436405A1 (es) | 1977-04-01 |
| CA1031399A (en) | 1978-05-16 |
| GB1479825A (en) | 1977-07-13 |
| AU7983975A (en) | 1976-10-07 |
| IT1029063B (it) | 1979-03-10 |
| ZA751492B (en) | 1976-02-25 |