Matches 1 - 31 out of 31


Match Document Document Title
8179028 Prevention of core failures in large electric machines  
The keybar that is attached to the frame of a dynamoelectric machine is broken into a bald keybar with mini-dovetails attached to it. The bald keybar is identical to the bolt portion of a...
8159094 Electric motor having fluid circulation system and methods for cooling an electric motor  
An electric motor having a housing, a stator mounted in the housing, and a rotor mounted in the housing for rotation relative to the stator about a central axis. A plurality of fluid flow passages...
8084902 End plates for high speed generator applications  
An end plate for a generator includes an end plate generally cylindrical and having a central bore to receive a rotor shaft. The end plate has a radially inner boss and a radially outer boss. The...
8040014 Stator core suspension and related spring bar  
A stator core suspension includes a frame for supporting a stator core; a keybar coupled to a stator core section of the stator core; and a spring bar coupled to the frame and coupled to the keybar...
8004135 Electric motor and controller assembly with integrated sensor device  
An integrated electric motor and controller assembly includes a motor, a controller mounted to the motor, and a sensor device disposed at an interface between the motor and the controller. The...
7994691 Systems, methods, and apparatus for controlling key bar movement in a stator assembly  
Systems, methods, and apparatus for controlling key bar movement in a stator assembly are provided. According to one embodiment, a stator assembly is provided that includes multiple core ring...
7847444 Electric motor assembly with stator mounted in vehicle powertrain housing and method  
An electric motor assembly in a vehicle powertrain is provided with a generally annular stator fit within an interior cavity of the powertrain defined by a housing. Roll pins are fit between the...
7719159 Apparatus and method for constructing electrodynamic machines  
A method, apparatus and system producing for electrodynamic machinery are disclosed. In one embodiment, an integrated stator-housing structure for constructing electrodynamic machines includes one...
7714477 Stator of rotating electric machine and structure thereof  
In a stator core support structure in a conventional rotating electric machine, it has been difficult to set the circumferential and radial stiffnesses with which elastic bars support a stator...
7397163 Power generator stator assembly, a stator core module assembly, and a process for assembling a stator core module assembly within a stator frame  
A stator core module assembly (20) is provided which is adapted to be mounted to at least one structural element (16, 18) coupled to a stator frame (10). The stator core module assembly comprises a...
6661149 Motor  
A motor includes a rotor, a stator having a core, end brackets, and plural binders. The stator core has plural layers and a plurality of axially extending dovetail grooves in its cylindrical outer...
5796191 Bulb-type generator  
In the bulb-type generator, the stator laminated body (2) is suspended on the housing ring (1) by means of V-shaped elements (14). The housing ring is reinforced by the V-shaped elements. Air or...
5203070 Method of manufacturing a modular electrical generator  
A method of designing and manufacturing an electrical generator which has a specific target power output rating includes the steps of selecting one of a predetermined, standardized set of diameters...
4922150 Vertical-axis electrical machine of umbrella design  
The vertical-axis electrical machine of umbrella design has a disc-shaped rotor (4), the combined thrust and guide bearing (12) which is mounted at the disc underside. The bearing rests on a...
4891540 Generator core support system  
A spring support system for supporting a stator core (2) in a frame of an electrical machine, the core (2) having a longitudinal axis and an outer periphery provided with a plurality of...
4634909 Electric machine  
In a large turbo-generator comprising a laminated stack (6) which has on its outside axial grooves (7) which are distributed over the entire circumference and which is there suspended in a housing...
4593223 Bulb generator stator yoke  
A stator yoke is provided for a bulb generator or motor. The stator yoke includes a cylindrical wrapping plate with flanges connected to the ends of the wrapping plate. Yoke plates are connected to...
4564779 Dynamoelectric machine stator using cylindrical keybars  
Keybars for affixing stator core laminations to annular web plates of a stator frame include a cylindrical portion and a dovetail portion. The cylindrical portion is closely fitted within...
4469973 Resiliently suspended stator for a dynamo-electrical synchronous machine  
The magnetic circuit (6) of the stator is suspended from resilient suspension bars (26) which are welded both to floating stiffening rings (30) that are firmly mounted on the magnetic circuit, and...
4425523 Core spring support system for a dynamoelectric machine  
A core support system is described by which the core structure and frame structure of a dynamoelectric machine can be manufactured independently in parallel operations and later assembled. The...
4217510 Vibration damping stator structure for a hydrogenerator  
A hydrogenerator comprises a rotor with poles and a stator formed as a ring consisting of separate sectors secured to each other, the angle of every stator sector being of such a value that the...
4204313 Method of assembling stator core of electric machine inside the housing thereof  
A method of assembling a stator core of an electric machine inside the housing thereof comprises securing resilient coupling ribs with their resilient portions to the housing, the resilient...
4160180 Rotor lamination support for vertical hydro-generator  
A rotor of a large size vertical hydro-generator, comprising a shaft and a frame with wedge strips attached thereto and provided in their lower portions with a dismountable support means for...
4110652 Mounting assembly for laminated rotor rim of dynamoelectric generator rotatable about inclined shaft  
A rotor assembly for a dynamoelectric generator having a spider sub-assembly that is rotatable around a non-vertical axis; characterized by having a plurality of articulated key assemblies...
3787744 LAMINATED IRON CORE OF ROTARY ELECTRIC MACHINES  
A newly developed laminated iron core is composed of number of unit segments, each of which is shaped such that one radial marginal periphery defines a half of a coil slot and the opposite...
3708707 FRAME AND CORE-TYPE DYNAMO-ELECTRIC MACHINE  
A turbo-generator structure in which the stator, composed of a stack of laminations, is provided with a plurality of uniformly circumferentially spaced longitudinally extending dove-tailed grooves...
3652889 LAMINATED DYNAMOELECTRIC MACHINE CORE AND METHOD OF STACKING  
A dynamoelectric machine core is built up of laminations or punchings supported on longitudinal keybars, the laminations being asymmetrical with respect to the tooth and slot portions on the inner...
3531667 LOW FREQUENCY STATOR FRAMES FOR DYNAMOELECTRIC MACHINES  
3414749 Cooling and securing motor laminations  
3221195 Core for dynamoelectric machines  
2846603 Dynamo electric machines  
Matches 1 - 31 out of 31