The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 14, 2018
Filed:
Apr. 04, 2017
Sidel Participations, Octeville-sur-Mer, FR;
Stephane Morin, Octeville-sur-Mer, FR;
Bertrand Guise, Octeville-sur-Mer, FR;
Christophe Doudement, Octeville-sur-Mer, FR;
Pierre Heuzebroc, Octeville-sur-Mer, FR;
SIDEL PARTICIPATIONS, Octeville-sur-Mer, FR;
Abstract
A device for gripping a hollow body includes a freely-rotating shaft and a mandrel that is integral with the shaft. The mandrel itself includes: an end fitting; a radiator that is mounted directly on the end fitting; a crosspiece inserted between the end fitting and the radiator; an expandable ring mounted between the end fitting and the crosspiece; an elastic element mounted between the end fitting and the expandable ring; an insert made of a material with high thermal conductivity, set in a housing made in the end fitting and emptying onto a free end face of the former, with the insert extending up to the point facing the radiator.