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:
Nov. 20, 2001
Filed:
Jul. 24, 2000
Messier-Bugatti, Villacoublay, FR;
Abstract
The friction device comprises a non-rotary casing (,) in the form of a cage in which there are received a thrust structure (,), a set of friction disks (,) on a common axis, and a backing structure (,), the casing having a peripheral wall provided with ventilation openings (,). The friction device is actuated by a pneumatic actuator (,) mechanically connected to the central portion of the thrust structure through a central opening in an end wall (,) of the casing. Thermal insulation is arranged between the set of disks (,) and the outside of the casing adjacent to the end wall provided with the bearing unit (,) for the rotary shaft (,), and comprises at least one heat barrier (,) situated at the bearing unit (,).