GB641826A - Improvements in or relating to velocipedes and mercury electric switches therefor - Google Patents
Improvements in or relating to velocipedes and mercury electric switches thereforInfo
- Publication number
- GB641826A GB641826A GB1077/48A GB107748A GB641826A GB 641826 A GB641826 A GB 641826A GB 1077/48 A GB1077/48 A GB 1077/48A GB 107748 A GB107748 A GB 107748A GB 641826 A GB641826 A GB 641826A
- Authority
- GB
- United Kingdom
- Prior art keywords
- lit
- cycle
- velocipedes
- relating
- electric switches
- 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
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 title abstract 3
- 229910052753 mercury Inorganic materials 0.000 title abstract 3
- 239000002023 wood Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H29/00—Switches having at least one liquid contact
- H01H29/26—Switches having at least one liquid contact with level of surface of contact liquid displaced by centrifugal action
Landscapes
- Lasers (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL144314D NL144314C (enrdf_load_stackoverflow) | 1948-01-14 | ||
BE486774D BE486774A (enrdf_load_stackoverflow) | 1948-01-14 | ||
GB1077/48A GB641826A (en) | 1948-01-14 | 1948-01-14 | Improvements in or relating to velocipedes and mercury electric switches therefor |
US70222A US2571564A (en) | 1948-01-14 | 1949-01-11 | Electric switch |
FR978910D FR978910A (fr) | 1948-01-14 | 1949-01-13 | Commutateur électrique pour cycles |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1077/48A GB641826A (en) | 1948-01-14 | 1948-01-14 | Improvements in or relating to velocipedes and mercury electric switches therefor |
Publications (1)
Publication Number | Publication Date |
---|---|
GB641826A true GB641826A (en) | 1950-08-23 |
Family
ID=9715764
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1077/48A Expired GB641826A (en) | 1948-01-14 | 1948-01-14 | Improvements in or relating to velocipedes and mercury electric switches therefor |
Country Status (5)
Country | Link |
---|---|
US (1) | US2571564A (enrdf_load_stackoverflow) |
BE (1) | BE486774A (enrdf_load_stackoverflow) |
FR (1) | FR978910A (enrdf_load_stackoverflow) |
GB (1) | GB641826A (enrdf_load_stackoverflow) |
NL (1) | NL144314C (enrdf_load_stackoverflow) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US182977A (en) * | 1876-10-03 | Improvement in dynamo-electric machines | ||
US949859A (en) * | 1908-12-01 | 1910-02-22 | John P Swift | Reversing-governor for exlosive-engines. |
US1041594A (en) * | 1911-01-25 | 1912-10-15 | August E Claudon | Circuit-make-and-break device. |
US1954019A (en) * | 1933-05-09 | 1934-04-10 | Fred H Rowe | Electrical switch |
US2164991A (en) * | 1937-04-15 | 1939-07-04 | Vaco Products Inc | Speed controlled switch |
US2299762A (en) * | 1938-03-02 | 1942-10-27 | Mcdermott Carl | Bicycle light |
US2233900A (en) * | 1940-02-06 | 1941-03-04 | George W Hooper | Electrical switch |
US2414836A (en) * | 1944-07-20 | 1947-01-28 | Jefferson Electric Co | Timing unit for centrifugal switches |
-
0
- BE BE486774D patent/BE486774A/xx unknown
- NL NL144314D patent/NL144314C/xx active
-
1948
- 1948-01-14 GB GB1077/48A patent/GB641826A/en not_active Expired
-
1949
- 1949-01-11 US US70222A patent/US2571564A/en not_active Expired - Lifetime
- 1949-01-13 FR FR978910D patent/FR978910A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2571564A (en) | 1951-10-16 |
BE486774A (enrdf_load_stackoverflow) | |
FR978910A (fr) | 1951-04-19 |
NL144314C (enrdf_load_stackoverflow) |
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