IPC Subgroup
H01H 37/42 with curled flexible tube, e.g. Bourdon tube
Introduced: September 1968
Last revised: January 2006
Full Title
Thermally-actuated switches > Details > Thermally-sensitive members > actuated due to expansion or contraction of a fluid with or without vaporisation > with curled flexible tube, e.g. Bourdon tube
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES