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:
Feb. 11, 1997
Filed:
Feb. 17, 1995
Applicant:
Inventors:
Ernest Totino, Ruffine, FR;
Alain Mathieu, Vandieres, FR;
Henri Wojtusciszyn, Moselle, FR;
Bernard Gouthier, Thiaucourt, FR;
Assignee:
Le Carbone Lorraine, Courbevoie, FR;
Primary Examiner:
Int. Cl.
CPC ...
F16J / ; F01B / ; F16L / ;
U.S. Cl.
CPC ...
285226 ; 92 42 ; 92 47 ; 285277 ; 285298 ;
Abstract
A bellows for connecting hoses or apparatus operating in a partial vacuum including a corrugated tube reinforced on the outside by rings at the troughs of the corrugations. The tube further includes toric reinforcing rings on the inside of the crests of the corrugations, the length of the rings being adjustable so as to adapt to the deformation of the corrugations in service.