About: http://webisa.webdatacommons.org/296240231

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	For this purpose, the bottom 10 of the lower portion 6 of movable member 4 is provided with means, such as packings, scraper rings or the like, engaging the inner surface 13 of the fixed cylinder 3.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com