About: http://webisa.webdatacommons.org/427061897

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 this particular embodiment, a rack and pinion system including bars (racks) 200 and 202 are used to slidably move and position linkage assemblies 222 a and 222 b about the width of headboard 212 of bed 210.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca