Kabushiki kaisha toshiba (20250087411). INSULATING DEVICE AND METHOD FOR MANUFACTURING INSULATING DEVICE
INSULATING DEVICE AND METHOD FOR MANUFACTURING INSULATING DEVICE
Organization Name
Inventor(s)
Satoshi Akutsu of Yokohama (JP)
Masahiro Narasaki of Yokohama (JP)
Takuo Kikuchi of Kamakura (JP)
Nobuaki Makino of Fujisawa (JP)
Tatsuya Ohguro of Yokohama (JP)
Yoshihiko Fuji of Nakatsu (JP)
INSULATING DEVICE AND METHOD FOR MANUFACTURING INSULATING DEVICE
This abstract first appeared for US patent application 20250087411 titled 'INSULATING DEVICE AND METHOD FOR MANUFACTURING INSULATING DEVICE
Original Abstract Submitted
an insulating device includes an insulating part, and first and second coils. the insulating part includes first to third insulating layers. the first insulating layer includes a first central insulating region and a first outer perimeter insulating region. the second insulating layer includes a second central insulating region and a second outer perimeter insulating region. the third insulating layer includes a third central insulating region and a third outer perimeter insulating region. the third central insulating region includes a first center portion including silicon oxide. the third outer perimeter insulating region includes first and second outer perimeter portions. the first outer perimeter portion includes silicon oxide. the second outer perimeter portion includes silicon oxynitride. a thickness of the first center portion is greater than that of the first outer perimeter portion. a thickness of the second outer perimeter portion is greater than that of the first outer perimeter portion.