Assertion: knock | /r/CapableOf | send vibration
Facets:
value: to the silicone rings
type: TRANSITIVE-OBJECT
value: during combustion
type: TEMPORAL
Source sentences:
text: During combustion, a knock in the combustion chamber sends a vibration to the silicone rings attached to the piezoelectric crystals in the knock sensor (in the form of mechanical stress), accelerating the silicon ring, forcing this sensor to generate an electrical voltage and a pressure wave through the cylinder block.