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. 03, 2015
Filed:
Sep. 27, 2013
Applicant:
Pratt & Whitney Canada Corp., Longueuil, CA;
Inventors:
Raman Warikoo, Oakville, CA;
Sergey Platonov, St-Petersburg, RU;
Assignee:
PRATT & WHITNEY CANADA CORP., Longueuil, QC, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 25/00 (2006.01); F16B 35/04 (2006.01); F16B 1/00 (2006.01);
U.S. Cl.
CPC ...
F16B 35/041 (2013.01); F16B 1/00 (2013.01);
Abstract
The bolt has, in sequence along a bolt axis: a threaded portion, a thread run-out portion, a shank, and a head, the threaded portion having a thread with a given root radius and a given depth, the thread run-out portion connected to the shank via a thread run-out fillet having a thread run-out fillet radius, the thread run-out fillet radius being between two and six times the thread root radius.