Title:
ステーターユニットおよび電動弁、ならびに、ステーターユニットの製造方法
Document Type and Number:
Japanese Patent JP7418838
Kind Code:
B2
Abstract:
To provide a stator unit and a motor operated valve which can suppress variations in amounts of a resin arranged in a space between a plurality of pole teeth of a yoke, and a method for manufacturing a stator unit.SOLUTION: A stator unit 80 has an A phase yoke 81A and a B phase yoke 81B having hollow annular shapes, and a resin member 85 which is molded integrally with the A phase yoke 81A and the B phase yoke 81B. The A phase yoke 81A and the B phase yoke 81B have a plurality of first pole teeth 81d and second pole teeth 81e which are aligned in a circumferential direction on an inner peripheral side. The resin member 85 has an annular part 88 which is arranged on an inner peripheral edge of an upper end face of the A phase yoke 81A, and a seal part 89 arranged in a space between the plurality of first pole teeth 81d and the plurality of second pole teeth 81e. The annular part 88 is connected to the seal part 89 in a plurality of resin part connection parts 88a aligned in the circumferential direction.SELECTED DRAWING: Figure 3
Inventors:
Takeshi Hosoya
Yusuke Arai
Yusuke Arai
Application Number:
JP2021098943A
Publication Date:
January 22, 2024
Filing Date:
June 14, 2021
Export Citation:
Assignee:
Fuji Koki Co., Ltd.
International Classes:
H02K37/14; F16K31/04; H02K15/02; H02K15/12; H02K37/24
Domestic Patent References:
| JP8065994A | ||||
| JP2021010202A | ||||
| JP2021071136A | ||||
| JP7222424A | ||||
| JP2013229994A |
Attorney, Agent or Firm:
Patent Attorney Corporation Opus International Patent Office