Pump and dishwasher provided with pump
US10188259B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 9, 2015 |
| Grant date | Jan 29, 2019 |
| Priority date | — |
| Expiry date | Jun 7, 2035 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C2360/44
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A pump includes an inlet chamber for providing a space into which external water is supplied; an outlet chamber provided to be connected with the inlet chamber, guiding the water inside the inlet chamber to the outside of the inlet chamber; an impeller provided inside the outlet chamber, moving the water; a first housing fixed to the outside of the outlet chamber; a rotor rotatably provided inside the first housing; a rotation shaft provided to pass through the outlet chamber, connecting the rotor with the impeller; a magnetic field formation unit provided to surround the first housing, forming a rotating magnetic field to rotate the rotor; a friction bearing provided to pass through the outlet chamber, rotatably supporting the rotation shaft; and an outlet path for connecting the inside of the first housing with the outlet chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.