NL249598A - - Google Patents
Info
- Publication number
- NL249598A NL249598A NL249598DA NL249598A NL 249598 A NL249598 A NL 249598A NL 249598D A NL249598D A NL 249598DA NL 249598 A NL249598 A NL 249598A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H61/00—Electrothermal relays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L2/00—Systems of electric lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V25/00—Safety devices structurally associated with lighting devices
- F21V25/02—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken
- F21V25/06—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken feeding a quenching fluid to the light source
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H29/00—Switches having at least one liquid contact
- H01H29/28—Switches having at least one liquid contact with level of surface of contact liquid displaced by fluid pressure
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Thermally Actuated Switches (AREA)
- Resistance Heating (AREA)
- Control Of Resistance Heating (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DET16431A DE1183987B (de) | 1959-03-20 | 1959-03-20 | Elektrischer Waermeschalter mit zwei gasgefuellten Hohlkoerpern an den Enden eines mit fluessigem Metall gefuellten Rohres |
DET16543A DE1214766B (de) | 1959-03-20 | 1959-04-15 | Elektrischer Waermeschalter mit zwei gasgefuellten Hohlkoerpern an den Enden eines mit fluessigem Metall gefuellten Rohres |
Publications (1)
Publication Number | Publication Date |
---|---|
NL249598A true NL249598A (xx) |
Family
ID=25999305
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL126264D NL126264C (xx) | 1959-03-20 | ||
NL249598D NL249598A (xx) | 1959-03-20 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL126264D NL126264C (xx) | 1959-03-20 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3176101A (xx) |
CH (1) | CH391048A (xx) |
DE (2) | DE1183987B (xx) |
FR (1) | FR1247156A (xx) |
NL (2) | NL249598A (xx) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3579168A (en) * | 1969-12-31 | 1971-05-18 | Nasa | Cyclic switch |
US4103135A (en) * | 1976-07-01 | 1978-07-25 | International Business Machines Corporation | Gas operated switches |
US4419650A (en) * | 1979-08-23 | 1983-12-06 | Georgina Chrystall Hirtle | Liquid contact relay incorporating gas-containing finely reticular solid motor element for moving conductive liquid |
EP1460740B1 (en) * | 2003-03-20 | 2006-06-07 | Agilent Technologies, Inc. - a Delaware corporation - | An optoelectronic module and a thermal switch therefor |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB501592A (xx) * | 1900-01-01 | |||
DE300482C (xx) * | ||||
NL13604C (xx) * | 1922-03-04 | |||
FR581345A (fr) * | 1924-05-06 | 1924-11-26 | Lutece Lumiere | Relai électrique fonctionnant par effet thermique sur une masse gazeuse |
FR763666A (fr) * | 1933-11-10 | 1934-05-04 | Radio Ind | Perfectionnements aux relais thermo-pneumatiques |
US2046578A (en) * | 1935-05-03 | 1936-07-07 | Vapor Car Heating Co Inc | Thermostat |
CH198445A (fr) * | 1936-09-03 | 1938-06-30 | Constantin Chilowsky | Procédé pour produire des effets mécaniques à la suite de variations de température, et appareil pour sa mise en oeuvre. |
US2178487A (en) * | 1936-12-12 | 1939-10-31 | Menozzi Giuseppe | Device for signaling the presence of illuminating gas in inhabited premises |
DE1008412B (de) * | 1954-03-18 | 1957-05-16 | Siemens Ag | Druckabhaengige Quecksilberschalteinrichtung |
NL230347A (xx) * | 1957-08-09 |
-
0
- NL NL126264D patent/NL126264C/xx active
- NL NL249598D patent/NL249598A/xx unknown
-
1959
- 1959-03-20 DE DET16431A patent/DE1183987B/de active Pending
- 1959-04-15 DE DET16543A patent/DE1214766B/de active Pending
-
1960
- 1960-01-25 CH CH78660A patent/CH391048A/de unknown
- 1960-02-03 FR FR817420A patent/FR1247156A/fr not_active Expired
- 1960-03-17 US US15647A patent/US3176101A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE1183987B (de) | 1964-12-23 |
NL126264C (xx) | |
DE1214766B (de) | 1966-04-21 |
FR1247156A (fr) | 1960-11-25 |
CH391048A (de) | 1965-04-30 |
US3176101A (en) | 1965-03-30 |