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LicenseLash-up electrical Circuit Breaker in wooden box with glazed
Science Museum Group
© The Board of Trustees of the Science Museum
Lash-up electrical Circuit Breaker in wooden box with glazed lid. System incorporates an electro-magnet (coiled wire around soft iron core) and two glass pots containing mercury to make the electrical connection and a Mica condenser marked PRO PAT 20287-30 British made Telsen Electric Ltd. Possible used with an electrically heated thermostatic water-bath. Date of Mica Condenser (from provisional patent) 1930. Approx date of Circuit breaker 1930
Details
- Category:
- Experimental Chemistry
- Object Number:
- 1979-421
- type:
- circuit breaker
- credit:
- LGC; Laboratory of the Government Chemist
