Housing for box fan, box fan and assembly method thereof
US10859099B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Dec 14, 2015 |
| Grant date | Dec 8, 2020 |
| Priority date | — |
| Expiry date | Jul 24, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D19/002
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A housing (100) for a box fan (1), the box fan (1) and an assembly method therefor are provided. The box fan (1) includes a housing (100) and a fan blade. The housing (100) includes two shields (111, 112) and a frame. The two shields (111, 112) are arranged opposite to and spaced apart from each other. The frame is arranged between the two shields (111, 112). The frame and the two shields (111, 112) are joined and mounted through their own structures respectively, and at least one of the shields can be attached to or detached from the frame by pushing or pulling. The fan blade is rotatably installed in the housing (100). The box fan is easy to assemble and low in cost.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.