Door opening and closing device for refrigerator
US10301865B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 4, 2015 |
| Grant date | May 28, 2019 |
| Priority date | — |
| Expiry date | Sep 4, 2035 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2900/31
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A door opening and closing device for a refrigerator includes a door coupled by means of a hinge unit to a main body defining a storage compartment therein, a gasket disposed between the door and the main body to provide a hermetic seal therebetween, and an opening and closing unit for opening and closing the door with respect to the main body, wherein the opening and closing unit includes a drive unit for generating a driving force, a gasket separation mechanism for pushing the main body using rotational force transmitted from the drive unit to separate the gasket from the main body or the door, and a door rotating mechanism for rotating the door using the rotational force transmitted from the drive unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.