G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
G01K5/00—Measuring temperature based on the expansion or contraction of a material
G01K5/32—Measuring temperature based on the expansion or contraction of a material the material being a fluid contained in a hollow body having parts which are deformable or displaceable
G01K5/46—Measuring temperature based on the expansion or contraction of a material the material being a fluid contained in a hollow body having parts which are deformable or displaceable with electric conversion means for final indication
G01K5/465—Measuring temperature based on the expansion or contraction of a material the material being a fluid contained in a hollow body having parts which are deformable or displaceable with electric conversion means for final indication using electrical contact making or breaking devices
G—PHYSICS
G08—SIGNALLING
G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
G08B17/00—Fire alarms; Alarms responsive to explosion
G08B17/02—Mechanical actuation of the alarm, e.g. by the breaking of a wire