CH367877A - Electric switch with delayed closing - Google Patents
Electric switch with delayed closingInfo
- Publication number
- CH367877A CH367877A CH890760A CH890760A CH367877A CH 367877 A CH367877 A CH 367877A CH 890760 A CH890760 A CH 890760A CH 890760 A CH890760 A CH 890760A CH 367877 A CH367877 A CH 367877A
- Authority
- CH
- Switzerland
- Prior art keywords
- electric switch
- delayed closing
- delayed
- closing
- switch
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/90—Regeneration or reactivation
- B01J23/94—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides of the iron group metals or copper
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H29/00—Switches having at least one liquid contact
- H01H29/02—Details
- H01H29/08—Means for introducing a predetermined time delay
- H01H29/10—Means for introducing a predetermined time delay by constricting the flow of the contact liquid
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Massaging Devices (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US837827A US2990460A (en) | 1959-09-03 | 1959-09-03 | Electric switch |
Publications (1)
Publication Number | Publication Date |
---|---|
CH367877A true CH367877A (en) | 1963-03-15 |
Family
ID=25275549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH890760A CH367877A (en) | 1959-09-03 | 1960-08-05 | Electric switch with delayed closing |
Country Status (4)
Country | Link |
---|---|
US (1) | US2990460A (en) |
CH (1) | CH367877A (en) |
DE (1) | DE1173576B (en) |
GB (1) | GB963453A (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3206578A (en) * | 1961-10-27 | 1965-09-14 | Westinghouse Electric Corp | Circuit breaker with adjustable third fluid flow time delay |
US3266187A (en) * | 1962-12-26 | 1966-08-16 | Felsher William | Magnetically activated controls for toys |
US3250868A (en) * | 1963-04-02 | 1966-05-10 | Elco Corp | Mercury time delay switches |
DE1286180B (en) * | 1964-02-14 | 1969-01-02 | Siemens Ag | Short-term switch for generating a power interruption of a certain but extremely short duration, for telecommunications, in particular telephone systems |
US3515830A (en) * | 1968-10-04 | 1970-06-02 | George H Johnson | Adjustable mercury switch |
US3769492A (en) * | 1972-08-29 | 1973-10-30 | A Senkewich | Automobile cigarette case with an automatic electrical lighter |
US4119816A (en) * | 1976-12-02 | 1978-10-10 | Stage-Brite Inc. | Cross connect panel having slide switches and bus bar construction |
US4721122A (en) * | 1980-08-06 | 1988-01-26 | Sahm Juergen | Brushing and drying apparatus for hair |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE529001C (en) * | 1929-03-08 | 1931-07-08 | Koch & Sterzel A G | Mercury switching device |
DE612483C (en) * | 1930-02-13 | 1935-04-26 | Ver Bayerische Telephonwerke A | Arrangement for automatic switching on and off of electrical circuits, delayed by a mercury switch tube with a narrow flow opening |
US1998254A (en) * | 1933-10-24 | 1935-04-16 | Ite Circuit Breaker Ltd | Electric circuit controller |
US2615100A (en) * | 1950-08-16 | 1952-10-21 | Weaver Albert John | Delayed electric mercury switch |
US2851547A (en) * | 1957-07-15 | 1958-09-09 | Harry J Hartz | Time delay mercury switch |
-
1959
- 1959-09-03 US US837827A patent/US2990460A/en not_active Expired - Lifetime
-
1960
- 1960-07-27 GB GB26174/60A patent/GB963453A/en not_active Expired
- 1960-08-05 CH CH890760A patent/CH367877A/en unknown
- 1960-08-25 DE DEE19833A patent/DE1173576B/en active Pending
Also Published As
Publication number | Publication date |
---|---|
US2990460A (en) | 1961-06-27 |
GB963453A (en) | 1964-07-08 |
DE1173576B (en) | 1964-07-09 |
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