Title:
AUTOMATIC DOOR DEVICE AND REFRIGERATOR HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2018/121576
Kind Code:
A1
Abstract:
An automatic door device (100) and a refrigerator having the same. The automatic door device (100) comprises a base, a driving source component (2), a transmission device, and a push device (4). The push device (4) comprises a push rod (41) and a first elastic component (42). The transmission device comprises an electrical parent gear (311), an electrical slave gear (312), and an electrical clutch (313). Upon receiving a door opening signal, the electrical master gear (311) and the electrical slave gear (312) are detachably fixed to each other via the electrical clutch (313), and the driving source component (2) drives the master gear (311) to subsequently drive the electrical slave gear (312) to operate in a transmission state. Upon completion of opening a door, the electrical master gear (311) and the electrical slave gear (312) are detached from each other via the electrical clutch (313) to exit the transmission state.
Inventors:
FEI BIN (CN)
CHENG XUELI (CN)
SHANG YAZHOU (CN)
CHENG XUELI (CN)
SHANG YAZHOU (CN)
Application Number:
PCT/CN2017/118883
Publication Date:
July 05, 2018
Filing Date:
December 27, 2017
Export Citation:
Assignee:
QINGDAO HAIER JOINT STOCK CO LTD (CN)
International Classes:
F25D23/02
Foreign References:
| CN106642947A | 2017-05-10 | |||
| CN105627661A | 2016-06-01 | |||
| JPH11153379A | 1999-06-08 | |||
| CN201876047U | 2011-06-22 | |||
| CN203964526U | 2014-11-26 | |||
| KR100819849B1 | 2008-04-08 | |||
| CN104061741A | 2014-09-24 |
Attorney, Agent or Firm:
SUZHOU WISPRO INTELLECTUAL PROPERTY AGENCY (CN)
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