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Patent

Electrical external rotor motor has stator surface in which several slots are formed such that meandering flow of air is generated by fan wheels with rotor base arranged on stator face at inner side

TLDR
In this article, the stator coils are circumferentially spaced from each other, and the rotor base is arranged in a rotor base at the inner side of a fan wheel, so that directed flow of component is generated along circumferential direction.
Abstract
The motor (1) has a pot-shaped rotor (3) which surrounds the side of a stator (2). A stator core (4) is extended in longitudinal direction. The stator coils (7) are circumferentially spaced from each other. The rotor is arranged in a rotor base (12) on the stator face at the inner side of a fan wheel (16), so that directed flow of component is generated along circumferential direction. Air blades (18) are arranged at the opposite ends of fan wheels. Several slots (19) are formed in the stator surface such that the meandering flow of air is generated by fan wheels.

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Patent

Electrical rotating machine with one-sided cooling and method for one-sided cooling

TL;DR: In this paper, an electrical rotating machine includes a laminated stator core having a first axial duct to convey a cooling air stream generated by a turbomachine through the laminear core to a rear stator winding overhang, and a second axial ventral duct to return the cooling air flow from the rear stochastic winding-overhang back through the laminating core.
Patent

System for attaching the internal air deflector to a deflector cap for a rotating electrical machine

TL;DR: In this paper, a system for attaching the internal air deflector to a deflector cap for a rotating electrical machine is described, in which the attachment unit is tightened from the outside of the housing, thereby enabling adjustment of the space between the outer extremity of the blades of the fan and the inside surface of the internal deflector, such as to minimize the effects of the formation of reverse air flows close to the space.
Patent

Electric rotary machine having one-sided cooling, and method for one-sided cooling

TL;DR: In this article, a rotating electrical machine consisting of a stator and a fluid machine is provided for one-sided cooling of the electric rotating machine, where the stator is a laminated stator core and the flow machine is a flow machine.
Patent

System for attaching internal air deflector to deflector cap for rotating electrical machine

TL;DR: In this article, a system for attaching the internal air deflector to a deflector cap for a rotating electrical machine is presented. But the attachment unit is tightened from the outside of the housing, thereby enabling adjustment of the space (6) between the outer extremity of the blades of the fan and the inside surface of the internal deflector.
Patent

System for fixing the inner air deflector on deflective cover for rotating electrical machine

TL;DR: In this paper, the inner air deflector on a rotating electrical machine is fixed onto the cover using a fixing element and a nut placed through elongated holes on flaps of the inner deflector.
References
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Patent

Outer rotor type induction motor

TL;DR: In this paper, an outer rotor type induction motor is described, which includes a driving shaft, a stator core fixed to a frame and having a plurality of stator slots.
Patent

Elektromotor mit hoher ip-schutzart

TL;DR: In this paper, an Elektromotor (1) with an IP-Schutzart, bestehend aus einem Stator (4) and einem den Stator(4) von einer Seite her als Teil des Motorgehauses (2), topfartig umschliesenden Ausenlauferwelle (6) and a Lagertragrohr (10) was found.
Patent

Rotor for enclosed-ventilated electrical motors

TL;DR: In this article, an anchor for high-speed, durchzugsbe ventilated electric motors, in particular for use in electric tools, having a group formed of a plurality of turns of wire winding arranged in longitudinal grooves (4) of a sitting on a shaft of iron core and at whose two ends each an axially before projecting end winding (7, 8).
Patent

Pmdc outer rotor motor

Zhang Xu
TL;DR: In this paper, a direct current drive motor with a stator and a rotor disposed outside the stator, the rotor includes a housing, a magnetic yoke shell and multiple magnetic tiles.