About: http://webisa.webdatacommons.org/115439845

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	A support ring 78, preferably made of stainless steel or other thermal insulator, is disposed in the channel to provide structural support for the lid and to prevent thermal conduction to the outer wall 76.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com