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:
Mar. 20, 1990
Filed:
Dec. 09, 1988
Jean-Claude Bourdonne, Le Breuil, FR;
Gerard Sevelinge, Montceau Les Mines, FR;
Framatome, Courbevoie, FR;
Abstract
The device for prestressing an assembly of screwed connecting members, which consists of at least two bolts or pins intended for fastening a member (1) closing off an orifice (2) and which comprises a set of pulling jacks (26, 43) for the bolts or pins, comprises a body (10) consisting of two superposed solid elements (20, 40), each carrying half of the set of pulling jacks (26, 43), the pulling jacks (26, 43) in each of the superposed elements (20, 40) being arranged according to an alternate relative axial offset.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile