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Class Information
Number: 29/23.51
Name: Metal working > Impeller making apparatus
Description: Machines or tool for manufacturing a rotor for a turbine, fan, pump, etc.

Patents under this class:

Patent Number Title Of Patent Date Issued
8646177 Method and apparatus for mounting a rotor blade on a wind turbine Feb. 11, 2014
8567058 Surface finishing of rotor blades for wind turbine Oct. 29, 2013
8555473 Apparatus and method for turbine blade installation Oct. 15, 2013
8376211 Turbine element repair fixture Feb. 19, 2013
8291557 Apparatus for rebuilding gas turbine engines Oct. 23, 2012
8245375 Apparatus for repairing turbine rotor Aug. 21, 2012
8196276 Multi-functional rotary turning and positioning apparatus and method Jun. 12, 2012
8046886 Fixture for mounting articulated turbine buckets Nov. 1, 2011
7975354 Bladed disk assembly method and impact device Jul. 12, 2011
7971334 Bladed disk assembly method and roller device Jul. 5, 2011
7966726 Levelling of root bushings on blades for wind turbines Jun. 28, 2011
7849595 Method for repairing an impeller Dec. 14, 2010
7836595 Method and system for disengaging a shrink coupling on a turbine generator Nov. 23, 2010
7765658 Blade tip grinding tooling Aug. 3, 2010
7690094 Impeller weld restraining fixture Apr. 6, 2010
7571527 Mandrel for fabrication of a monolithic composite nacelle panel Aug. 11, 2009
7469452 Impeller weld restraining fixture Dec. 30, 2008
7328496 Apparatus for rebuilding gas turbine engine blades Feb. 12, 2008
7251887 Tool for balancing rotating components Aug. 7, 2007
7246419 Impeller clearance tool Jul. 24, 2007
7225539 Manufacturing method especially for integrally bladed rotors Jun. 5, 2007
6993811 System for applying a diffusion aluminide coating on a selective area of a turbine engine component Feb. 7, 2006
6792655 Apparatus for correcting airfoil twist Sep. 21, 2004
6763560 Spreader for separating turbine buckets on wheel Jul. 20, 2004
6671938 Pneumatic press vane lift installation tool Jan. 6, 2004
RE38315 Screw element extractor Nov. 18, 2003
6647602 Fixation device for blading of a turbo-machine Nov. 18, 2003
6640437 Method for installing stator vanes Nov. 4, 2003
6606892 Apparatus for automated peening of tenons connecting turbine buckets and cover plates Aug. 19, 2003
6470544 Hot Peeling device for a blade leading edge cap Oct. 29, 2002
6370773 Apparatus for making self-gripping air turning vanes Apr. 16, 2002
6332490 Apparatus for bonding a strip to an article surface Dec. 25, 2001
6223427 Screw element extractor May. 1, 2001
6149411 Variable flank relief for scroll wraps Nov. 21, 2000
6061886 Turbine blade fitting apparatus and fitting method May. 16, 2000
6041500 Automatic assembly machine and method utilizing six-axis positioning device Mar. 28, 2000
6006407 Apparatus for repairing a turbine engine vane segment Dec. 28, 1999
5960543 Method for manufacturing an impeller of a pump Oct. 5, 1999
5862576 Apparatus for installing a leading-edge sheath onto a helicopter main rotor blade subassembly Jan. 26, 1999
5836062 Apparatus for assembling a helicopter main rotor blade subassembly Nov. 17, 1998
5832605 Methods for fabricating a helicopter main rotor blade Nov. 10, 1998
5737816 Device for the mounting of rotating blades Apr. 14, 1998
5666724 Installation and assembly device and method of using Sep. 16, 1997
5570631 Apparatus for fabricating a helicopter main rotor blade Nov. 5, 1996
5407123 Brush auger machine Apr. 18, 1995
5257442 Apparatus for assembling workpieces Nov. 2, 1993
5188514 Process for manufacturing an impeller by electrical discharge machining and articles so obtained Feb. 23, 1993
4315357 Apparatus for the construction of fan wheels of the double-aspirator type Feb. 16, 1982
4079488 Fan wheel for blower and apparatus for manufacturing same Mar. 21, 1978

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