Water pump and manufacturing method thereof
US11781566B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 23, 2022 |
| Grant date | Oct 10, 2023 |
| Priority date | — |
| Expiry date | Nov 23, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2250/712
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Provided is a water pump which may be easily manufactured and a manufacturing method thereof, the water pump including: a motor housing having a concave container shape; a lower casing including a first side wall protruding downward for a lower end of the first side wall to be in contact with an upper end of the motor housing; and an upper casing fitted to the outside of the lower casing, and including a second side wall protruding downward for a lower end of the second side wall to be in contact with the upper end of the motor housing, wherein the upper end of the motor housing, the lower end of the first side wall, and the lower end of the second side wall are simultaneously fusion-coupled with one another.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.