About: http://webisa.webdatacommons.org/303004313

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	The support platform frame 54 is rigidly coupled to the annular channel ring 40 by any suitable means, such as welding or by bolts 52a shown in FIG. 5.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com