US 12,135,034 B2
Thin pump
Chiu Yu Yeh, Taipei (TW); Wen-Hsien Lin, Taipei (TW); Wen-Hung Chen, Taipei (TW); and Chia-Hao Sung, Taipei (TW)
Assigned to COOLER MASTER CO., LTD., Taipei (TW)
Filed by COOLER MASTER CO., LTD., Taipei (TW)
Filed on Oct. 6, 2022, as Appl. No. 17/961,360.
Application 17/961,360 is a continuation in part of application No. 17/017,389, filed on Sep. 10, 2020, granted, now 11,493,047.
Claims priority of application No. 109111160 (TW), filed on Apr. 1, 2020.
Prior Publication US 2023/0035497 A1, Feb. 2, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. F04D 25/06 (2006.01); F04D 1/00 (2006.01); F04D 17/16 (2006.01); F04D 29/42 (2006.01)
CPC F04D 25/06 (2013.01) [F04D 1/00 (2013.01); F04D 17/16 (2013.01); F04D 29/4226 (2013.01); F04D 29/426 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A thin pump, comprising:
a case comprising a housing part, a base, an upper cover, and a lower cover, wherein the housing part has a bottom surface thereon and has a lower chamber, an upper chamber, and an accommodation space therein, the upper chamber is located further away from the bottom surface than the lower chamber, the upper chamber has two opposite ends respectively in fluid communication with the lower chamber and the accommodation space, the base is disposed on the housing part and seals the lower chamber, the base has a plurality of recesses, the upper cover is disposed on the housing part and seals the lower chamber, and the lower cover is disposed on the housing part and seals the accommodation space;
a rotor comprising an impeller and a magnet, wherein the impeller is rotatably disposed in the lower chamber of the case, and the magnet is disposed on the impeller; and
a stator disposed in the case, wherein the stator comprises a driving board and a plurality of stator coils, the driving board abuts on the base, the plurality of stator coils are disposed on and electrically connected to the driving board, and the plurality of stator coils are respectively located in the plurality of recesses of the base, the plurality of stator coils of the stator corresponds to the magnet of the rotor so as to drive the rotor to rotate with respect to the case.