About: http://webisa.webdatacommons.org/247043561

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	A connecting port 302 is formed at an end of the second helical transmission shaft 30 for connecting with a complementary connecting port with displacing liquid such as water.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com