Door closure structure for rotary door and side-by-side refrigerator comprising the same
US8888203B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | May 23, 2011 |
| Grant date | Nov 18, 2014 |
| Priority date | — |
| Expiry date | May 23, 2031 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D2400/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A door closure structure for a rotary door and a side-by-side refrigerator comprising the same are provided. The door closure structure comprises: a slide passage formed in an upper end surface of the rotary door; a hinge assembly comprising a hinge body, a hinge plate and a hinge shaft; and a swing plate extended in a lateral direction, a first end of the swing plate pivotably connected to a front end of the hinge body, an angle between the swing plate and the upper end surface of the rotary door ranging from 0 to 90°; a spring having two ends connected to the swing plate and the front end of the hinge body respectively; and a roller rotatably disposed at a second end of the swing plate to catch into or roll out of the slide passage following a movement of the swing plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.