US 12,392,357 B2
Rotating device
Masahiro Kitagawa, Kitasaku-gun (JP); and Yukihiro Higuchi, Kitasaku-gun (JP)
Assigned to MINEBEA MITSUMI Inc., Nagano (JP)
Filed by MINEBEA MITSUMI Inc., Nagano (JP)
Filed on Jul. 16, 2024, as Appl. No. 18/774,006.
Claims priority of application No. 2023-118364 (JP), filed on Jul. 20, 2023.
Prior Publication US 2025/0027513 A1, Jan. 23, 2025
Int. Cl. F04D 29/58 (2006.01); F04D 17/16 (2006.01); F04D 29/28 (2006.01); F04D 29/42 (2006.01)
CPC F04D 29/5853 (2013.01) [F04D 17/16 (2013.01); F04D 29/281 (2013.01); F04D 29/4226 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A rotating device, comprising:
a shaft;
an impeller fixed to the shaft;
a motor causing the impeller to rotate; and
a casing accommodating the impeller and the motor, wherein
the casing includes an upper casing, a lower casing, a suction port, and a discharge port for a fluid,
the casing and a heat sink are adjacent in a radial direction of the impeller,
the heat sink includes a first part adjacent to the discharge port and a second part disposed inside the discharge port,
the first part is in contact with a heat pipe,
the second part is in contact with the casing in an axial direction of the impeller,
a first end in the axial direction of the second part is directly attached to the upper casing, and
a second end in the axial direction of the second part is directly attached to the lower casing.