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    • 2. 发明专利
    • Dynamo-electric machine
    • DYNAMO-ELECTRIC MACHINE
    • JP2010011607A
    • 2010-01-14
    • JP2008166696
    • 2008-06-26
    • Hitachi Ltd株式会社日立製作所
    • MORIYAMA TOMOHIROHIGASHIMURA YUTAKASUZUKI KEIJIONODA MITSURUMUTO TOORUTANAKA NOBUAKI
    • H02K1/16H02K3/12
    • PROBLEM TO BE SOLVED: To provide a dynamo-electric machine for preventing the vibration of a stator coil while achieving cost reduction.
      SOLUTION: The dynamo-electric machine includes stator slots 104 which are communicated in the axial direction of a stator core 103 arranged outside the radial direction of a rotor core with a prescribed gap, which have an opening part inside the radial direction and a bottom part outside, and which are formed in the circumferential direction with prescribed intervals. Wall surfaces of each slot from the opening part side toward the bottom part have a part where the circumferential width of the stator slots 104 is narrower than the opening part.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种用于在实现成本降低的同时防止定子线圈的振动的发电机。 解决方案:发电机包括定子槽104,该定子槽104沿着定子芯103的轴向连通,定子芯103布置在具有规定间隙的转子芯的径向方向外侧,定子间隙在径向方向上具有开口部分, 底部部分,并且以规定的间隔沿圆周方向形成。 每个槽从开口部侧朝向底部的壁面具有定子槽104的周向宽度比开口部窄的部分。 版权所有(C)2010,JPO&INPIT
    • 3. 发明专利
    • Rotary electric machine winding, rotary electric machine and semiconductive insulating base used for the same
    • 旋转电机绕组,旋转电机及其相应的半导体绝缘基板
    • JP2008118811A
    • 2008-05-22
    • JP2006301467
    • 2006-11-07
    • Hitachi Ltd株式会社日立製作所
    • HIGASHIMURA YUTAKAKURAHARA YOSHIMIMIYAO HIROSHISUZUKI KEIJIONODA MITSURUTANAKA NOBUAKI
    • H02K3/34H02K3/40
    • H01B1/24H02K3/40
    • PROBLEM TO BE SOLVED: To provide a rotary electric machine winding and a rotary electric machine, preventing corona discharge due to peeling and crack, caused when curing insulating resin, and stably supporting the rotary electric machine winding agaist electromagnetic force.
      SOLUTION: When inserting the rotary electric machine winding (8) into a winding groove 7G through protection insulating layers 15, 18 and 19, a semiconductive continuous sheet 13A which is half-folded along a longitudinal direction is wound and a semiconductive insulating layer 13 is formed between an interlayer insulating layer 11 of the rotary electric machine winding (8) and the protection insulating layers 15, 18 and 19. Thermal stress absorbing layers 13B and 13C absorbing thermal stress acting in a thickness direction of the insulating layer are formed on an inner side of the semiconductive sheet 13A which is half-folded.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了提供旋转电机绕组和旋转电机,防止由于剥离和裂纹引起的电晕放电,当固化绝缘树脂时,并且稳定地支撑旋转电机缠绕电磁力。 解决方案:通过保护绝缘层15,18和19将旋转电机绕组(8)插入绕组槽7G中时,缠绕沿着纵向半方向折叠的半导体连续片13A和半导体绝缘层 在旋转电机绕组(8)的层间绝缘层11和保护绝缘层15,18和19之间形成层13。吸收沿绝缘层的厚度方向作用的热应力的热应力吸收层13B和13C是 形成在半折叠的半导体片13A的内侧。 版权所有(C)2008,JPO&INPIT