PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The present invention is especially concerned with a device for controlling and varying the valve timing or other sequential functions of an internal combustion engine and can be used in conjunction with valve actuators for opening and closing the intake and exhaust valves of the engine and cams mounted on a shaft rotating at a controlled rate to activate the actuators, the periodic rotation of th
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com