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FR2369728A1 Expired / Lapsed FR ⏱️ 0.0 years remaining

BRUSHLESS DC MOTOR

Assignee: Sony Corp
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Filing: 1977-10-28
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Granted: —
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Expires: 1997-10-28
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Abstract

Abstract Translated from French a. Moteur à courant continu sans balai, comprenant un stator, un axe rotatif, au moins deux disques rotatifs réalisés en un matériau magnétique, au moins l'un des disques rotatifs portant un aimant permanent, un élément de détection de position de rotation et un assemblage de bobine composé d'un ensemble d'éléments de bobine. b. Moteur caractérisé en ce qu'il comporte un élément cylindrique fixe en saillie par rapport au stator et muni de paliers sur sa surface périphérique interne, ainsi qu'un élément cylindrique rotatif dans lequel se place l'élément cylindrique fixe, et auquel est fixé l'axe rotatif, cet axe rotatif étant porté à rotation par les paliers de l'élément cylindrique fixe et les disques rotatifs étant fixés à l'élément cylindrique rotatif en étant écartés l'un de l'autre. at. Brushless direct current motor, comprising a stator, a rotary axis, at least two rotary discs made of a magnetic material, at least one of the rotary discs carrying a permanent magnet, a rotary position sensing element and an assembly coil composed of a set of coil elements. b. Motor characterized in that it comprises a fixed cylindrical element projecting with respect to the stator and provided with bearings on its internal peripheral surface, as well as a rotating cylindrical element in which the fixed cylindrical element is placed, and to which the fixed cylindrical element is attached. 'rotary axis, this rotary axis being rotatably carried by the bearings of the fixed cylindrical element and the rotating discs being fixed to the rotating cylindrical element by being spaced apart from one another.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-11-04 22:37
CPC Classifications
H; H02; H02K; H02K3/00; H02K29/00; H02K29/06; H02K29/08

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

FR79581E Cited
FR1251452A Cited
FR1499191A Cited
FR1556108A Cited
US3651368A Cited
FR2078724A5 Cited
DE2039428A1 Cited
FR2150971A1 Cited
DE2533187A1 Cited

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