About: http://webisa.webdatacommons.org/76028815

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 friction member 26 may be constructed from material, including but not limited, to plastic, rubber, natural rubber, silicone, or other elastic or visco elastic materials.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com