About: http://webisa.webdatacommons.org/394326695

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	In embodiments, the force-producing element can be, e.g., at least one spring, such as a compression spring, leaf spring, or the like, which resiliently biases the upper pads 124, 128 outwardly away from the rear guide 110.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com