Variable shelf assembly and refrigerator having the same
US8172347B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 31, 2007 |
| Grant date | May 8, 2012 |
| Priority date | — |
| Expiry date | May 3, 2029 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D2325/022
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A variable shelf assembly includes a mounting member mounted in a storage compartment of a refrigerator, a shelf support member coupled to the mounting member such that the shelf support member is vertically movable, a shelf mounted on the shelf support member, and a lifting unit to lift the shelf support member. The mounting member and/or the shelf support member has a plurality of cool air circulation holes through which cool air circulating in the storage compartment passes. The lifting unit includes a driving gear, a driven gear rotatable by the driving gear, a screw shaft coupled to the driven gear, at least one moving member movable by the rotation of the screw shaft, and at least one rotary link having one end rotatably coupled to the moving member and the other end rotatably coupled to the mounting member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.