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1. JPWO2017077580 - 電動機、ロータ、圧縮機および冷凍空調装置

Office Japon
Numéro de la demande 2017548545
Date de la demande 02.11.2015
Numéro de publication WO2017077580
Date de publication 11.05.2017
Numéro de délivrance 6452841
Date de délivrance 21.12.2018
Type de publication B2
CIB
H02K 1/27
HÉLECTRICITÉ
02PRODUCTION, CONVERSION OU DISTRIBUTION DE L'ÉNERGIE ÉLECTRIQUE
KMACHINES DYNAMO-ÉLECTRIQUES
1Détails du circuit magnétique
06caractérisés par la configuration, la forme ou le genre de structure
22Parties tournantes du circuit magnétique
27Noyaux rotoriques à aimants permanents
CPC
H02K 1/27
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
KDYNAMO-ELECTRIC MACHINES
1Details of the magnetic circuit
06characterised by the shape, form or construction
22Rotating parts of the magnetic circuit
27Rotor cores with permanent magnets
H02K 1/2766
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
KDYNAMO-ELECTRIC MACHINES
1Details of the magnetic circuit
06characterised by the shape, form or construction
22Rotating parts of the magnetic circuit
27Rotor cores with permanent magnets
2706Inner rotor
272where the magnetisation axis of the magnets is radial or tangential
274consisting of a plurality of circumferentially positioned magnets
2753consisting of magnets or groups of magnets arranged with alternating polarity
276Magnets embedded in the magnetic core
2766having a flux concentration effect
H02K 21/16
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
KDYNAMO-ELECTRIC MACHINES
21Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
12with stationary armatures and rotating magnets
14with magnets rotating within the armatures
16having annular armature cores with salient poles
F04C 18/30
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS
18Rotary-piston pumps specially adapted for elastic fluids
30having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
F04C 29/0085
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS
29Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
0042Driving elements, brakes, couplings, transmissions specially adapted for pumps
0085Prime movers
F04C 2240/40
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS
2240Components
40Electric motor
Déposants 三菱電機株式会社
Inventeurs 仁吾 昌弘
廣澤 勇二
木嶋 龍吉
Mandataires 前田 実
山形 洋一
佐藤 賢改
篠原 昌彦
Titre
(JA) 電動機、ロータ、圧縮機および冷凍空調装置
Abrégé
(JA)

電動機は、ステータと、ステータの内側に設けられたロータとを備える。ロータは、周方向に複数の磁石挿入孔を有し、各磁石挿入孔が1磁極に対応するロータコアと、各磁石挿入孔内に少なくとも2つの永久磁石が配置されるように設けられた複数の永久磁石とを有する。ロータコアは、磁石挿入孔内で隣り合う永久磁石の間に配置された第1の磁石保持部と、第1の磁石保持部に対して、ロータコアの径方向の内側に配置された空隙と、ロータコアの径方向中心に配置された中心孔とをさらに有する。空隙から磁石挿入孔までの距離は、空隙から中心孔までの距離よりも短い。

Également publié en tant que
GB1804620.1