公开(公告)号：US12089800B2

公开(公告)日：2024-09-17

申请号：US17449763

申请日：2021-10-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Masayuki Takada ,  Minoru Yoshida ,  Takashi Kosaka ,  Yuuki Nakabayashi

IPC: H02K1/27 ,  A47L9/22 ,  H02K1/02 ,  H02K1/16 ,  H02K1/2713 ,  H02K3/48 ,  H02K5/16 ,  H02K7/00 ,  H02K7/14

CPC classification number: A47L9/22 ,  H02K1/02 ,  H02K1/165 ,  H02K1/2713 ,  H02K3/48 ,  H02K5/161 ,  H02K7/003 ,  H02K7/14

Abstract: The present disclosure relates to a flux switching motor capable of realizing all a high output, a miniaturization, and an extremely light weight. In the flux switching motor, a stator is provided such that a length thereof in an axial direction in which a rotating shaft extends is shorter than a length of each magnet in the axial direction, and a rotor is provided such that a length thereof in the axial direction is less than or equal to the length of the stator in the axial direction.

公开(公告)号：US11955853B2

公开(公告)日：2024-04-09

申请号：US17449886

申请日：2021-10-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Masayuki Takada ,  Minoru Yoshida ,  Takashi Kosaka ,  Yuuki Nakabayashi

IPC: H02K19/10 ,  A47L9/22 ,  H02K1/02 ,  H02K1/14 ,  H02K1/24 ,  H02K7/14

CPC classification number: H02K19/103 ,  A47L9/22 ,  H02K1/02 ,  H02K1/146 ,  H02K1/246 ,  H02K7/14

Abstract: A small sized drive motor that achieves both high output including high-speed rotation and weight reduction is realized. Provided is a drive motor rotating in a predetermined direction. The drive motor includes a rotor having no magnet and including a plurality of salient poles. A stator core includes a plurality of element cores and a plurality of magnets. The salient poles are formed with a slit or a void (e.g., a second air gap)). The salient poles include a large magnetic circuit (a first magnetic circuit) on a front side of the slit in the rotational direction and having a large cross-sectional area and a small magnetic circuit a second magnetic circuit) on a rear side of the slit in the rotational direction and having a small cross-sectional area.

公开(公告)号：US11616410B2

公开(公告)日：2023-03-28

申请号：US17136517

申请日：2020-12-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Masayuki Takada ,  Minoru Yoshida

IPC: H02K3/28 ,  A47L5/28 ,  H02K1/12

Abstract: A fan motor of a cleaner capable of exhibiting a high output is provided. The fan motor includes a shroud disposed to cover a fan, a rotor fixed to a shaft, and a stator disposed opposite to the rotor in an axial direction with a predetermined gap therebetween. The stator includes a substrate on which a bearing is installed and a plurality of armatures disposed around the bearing. A coil is formed in such a way that a flat wire having a rectangular cross-section is bent to a short side thereof to be wound around an iron core.

公开(公告)号：US11089931B2

公开(公告)日：2021-08-17

申请号：US15913607

申请日：2018-03-06

Applicant: Samsung Electronics Co., Ltd

Inventor： Minoru Yoshida ,  Takeaki Ashimori

IPC: A47L9/28 ,  F04D25/06 ,  F04D29/32 ,  H02K16/02 ,  F04D25/08 ,  F04D19/02 ,  A47L5/24 ,  H02K7/14 ,  F04D17/02 ,  F04D17/12 ,  A47L9/22 ,  H02K11/21

Abstract: A fan unit in which a structure of a fan and a driving source thereof is improved to realize stable and high-efficient fan driving, thereby obtaining a high suction force in a stick type electric cleaner. The fan unit installed in a stick type electric cleaner includes a first fan and a second fan disposed in a line on the same rotation axis and a driving motor configured to drive the first fan and the second fan. The second fan is configured to be rotated in a direction opposite of a direction in which the first fan is rotated.

公开(公告)号：US10716440B2

公开(公告)日：2020-07-21

申请号：US15741469

申请日：2016-06-24

Applicant: Samsung Electronics Co., Ltd.

Inventor： Minoru Yoshida ,  Kenji Kitajima ,  Tetsuya Ito ,  Yasunori Kubo

IPC: A47L5/22 ,  A47L9/22 ,  A47L9/28 ,  A47L5/28 ,  H02K16/02

Abstract: More powerful and convenient cleaners are provided. A cleaner includes a suction fan portion, and a driver driving the suction fan portion, wherein the driver comprises a driving motor having a plurality of rotors configured to rotate, wherein the suction fan portion comprises a first fan rotated by a first rotor and a second fan rotated by a second rotor of the driving motor, wherein the driving motor further comprises a stator commonly used for the first rotor and the second rotor.

公开(公告)号：US10753031B2

公开(公告)日：2020-08-25

申请号：US15746802

申请日：2016-07-08

Applicant: Samsung Electronics Co., Ltd

Inventor： Hiroyuki Miyake ,  Yukinori Nakagawa ,  Kenji Kitajima ,  Toshihiro Kamii ,  Hidekazu Funakoshi ,  Nobuharu Nishikoori ,  Yasumasa Nagasaki ,  Takehiro Nakanishi ,  Hiroshi Katsumoto ,  Minoru Yoshida ,  Yasuyuki Sonoda ,  Masaki Oshige ,  Tomoyuki Okuno ,  Katsuyuki Shimakage ,  Hiroshi Wanatabe ,  Yuji Akita ,  Yoshinori Takashima

IPC: D06F37/40 ,  D06F37/30 ,  H02K16/02 ,  D06F23/04 ,  D06F37/12 ,  D06F37/24

Abstract: Provided is a washing machine motor capable of efficiently generating torque by improving a winding factor of coils with a relatively simple configuration. The washing machine motor (12) has an outer rotor (20), an inner rotor (30), and a stator (60). The outer rotor (20) and the inner rotor (30) share coils (63) of the stator (60), and a composite current is supplied to the coils (63) such that the outer rotor (20) and the inner rotor (30) are independently driven. The outer rotor (20) has forty eight outer magnets (24) arranged such that the N and S poles thereof are continuously and alternately aligned in the circumferential direction thereof. The inner rotor (30) has forty-two inner magnets (34) arranged such that the N and S poles thereof are continuously and alternately aligned in the circumferential direction thereof. The stator (60) has thirty-six I-shaped cores (61) and the coils (63).

公开(公告)号：US10673289B2

公开(公告)日：2020-06-02

申请号：US15024184

申请日：2014-11-07

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yukinori Nakagawa ,  Minoru Yoshida ,  Yasuyuki Sonoda ,  Yasmasa Nagasaki

IPC: H02K1/16 ,  H02K15/02 ,  H02K1/18 ,  H02K15/12 ,  H02K1/14 ,  H02K3/52 ,  D06F37/30 ,  D06F37/20 ,  H02K1/27 ,  H02K3/34 ,  H02K15/00 ,  H02K3/487 ,  H02K15/095

Abstract: Provided is a high-powered low profile motor. The motor includes a stator (20) facing a rotor (50) while having a gap from the rotor (50). The stator (20) includes a ring-shaped connection core (10) formed by connecting a plurality of divided cores (5a) and an insulator (24) formed as if surrounding the connection core (10) by resin molding by an insertion forming. An inner diameter (r) of the connection core (10) is set smaller than inner diameters (R) of the divided cores (5a) bent in a half moon shape when connected.

公开(公告)号：US20180249873A1

公开(公告)日：2018-09-06

申请号：US15913607

申请日：2018-03-06

Applicant: Samsung Electronics Co., Ltd

Inventor： Minoru Yoshida ,  Takeaki Ashimori

IPC: A47L9/28 ,  A47L5/24 ,  F04D25/06 ,  F04D25/08 ,  F04D29/32 ,  H02K16/02 ,  H02K7/14

CPC classification number: A47L9/2842 ,  A47L5/24 ,  A47L9/22 ,  A47L9/2831 ,  F04D17/025 ,  F04D17/12 ,  F04D19/024 ,  F04D25/06 ,  F04D25/0606 ,  F04D25/08 ,  F04D29/327 ,  H02K7/14 ,  H02K11/21 ,  H02K16/02

Abstract: A fan unit in which a structure of a fan and a driving source thereof is improved to realize stable and high-efficient fan driving, thereby obtaining a high suction force in a stick type electric cleaner. The fan unit installed in a stick type electric cleaner includes a first fan and a second fan disposed in a line on the same rotation axis and a driving motor configured to drive the first fan and the second fan. The second fan is configured to be rotated in a direction opposite a direction in which the first fan is rotated.