About: http://webisa.webdatacommons.org/102312941

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 embodiment, the actuator is a motor mount 55 and a lift motor screw mechanism having an electric motor 56, a screw member 57, and a threaded sleeve 58.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com