US 12,410,787 B2
Air pump having reminding function
Jiajie Zhong, Guangdong (CN); Haisheng Chen, Guangdong (CN); and Jing Huang, Guangdong (CN)
Assigned to KITCHENDAO KITCHENWARE CO., LTD, Guangdong (CN)
Filed by KITCHENDAO KITCHENWARE CO., LTD, Guangdong (CN)
Filed on Jun. 14, 2024, as Appl. No. 18/744,463.
Claims priority of application No. 202321550887.2 (CN), filed on Jun. 16, 2023.
Prior Publication US 2024/0418163 A1, Dec. 19, 2024
Int. Cl. F04B 53/00 (2006.01); F04B 51/00 (2006.01); G08B 21/24 (2006.01)
CPC F04B 53/00 (2013.01) [F04B 51/00 (2013.01); G08B 21/24 (2013.01)] 9 Claims
OG exemplary drawing
 
1. An air pump having a reminding function, the air pump comprising; a pump cylinder provided with a first hollow cavity and a push rod assembly that is pullable, wherein the push rod assembly is movably inserted into the pump cylinder, the air pump further comprising an air pressure sensor and a reminding mechanism, the air pressure sensor and the reminding mechanism are both mounted in the pump cylinder or the push rod assembly, the air pressure sensor is capable of measuring an air pressure in the first hollow cavity, and the air pressure sensor is connected with the reminding mechanism; wherein an inside of the push rod assembly is provided with a second hollow cavity, the second hollow cavity is in fluid communication with the first hollow cavity, and the air pressure sensor and the reminding mechanism are both mounted in the second hollow cavity, such that the air pressure sensor mounted in the second hollow cavity is able to fluidly detect the air pressure in the first hollow cavity.