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. 27, 2018
Filed:
Feb. 25, 2013
Man Diesel & Turbo SE, Augsburg, DE;
Bjoern Reinhold, Hamburg, DE;
MAN Diesel & Turbo SE, Augsburg, DE;
Abstract
An impeller for a rotor of a turbomachine includes: a wheel disc mounted on the rotor, the wheel disc having plural grooves arranged along a circumference of the wheel disc and extending in the thickness direction of the wheel disc. A toothed profile is formed on two sides of each groove. A plurality of impeller blades each have one root with two sides on each of which one toothed profile is formed. Each blade is inserted into a groove so as to form a blade-groove combination with the toothed profiles of the root and of the groove in engagement. Each combination having a fixing device that fixes the blade in the groove in the thickness direction and in the radial direction of the wheel disc. Each fixing device has a recess movably received in the groove base.