Title:
VACUUM CLEANING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/155702
Kind Code:
A1
Abstract:
Disclosed is a vacuum cleaning device, comprising a main body (1), a dust cup (2), and an unlocking mechanism (3) used for unlocking and locking the dust cup (2). The main body (1) is provided with a vacuum cleaning channel; a filter (4) is arranged in the dust cup (2); the unlocking mechanism (3) is configured to have a locking state and an unlocking state, and when the unlocking mechanism (3) is in the locking state, the dust cup (2) and the body (1) are locked and sealed, and the vacuum cleaning channel communicates with the filter (4) and the dust cup (2) to enable the filter (4) and the dust cup (2) to be in a working state; and when the unlocking mechanism (3) is in the unlocking state, the dust cup (2) and the filter (4) are automatically not in communication with the vacuum cleaning channel and are in a state of being convenient to pick up.
Inventors:
NI ZUGEN (CN)
Application Number:
PCT/CN2019/114112
Publication Date:
August 06, 2020
Filing Date:
October 29, 2019
Export Citation:
Assignee:
KINGCLEAN ELECTRIC CO LTD (CN)
International Classes:
A47L5/12; A47L9/00
Foreign References:
| CN109645881A | 2019-04-19 | |||
| CN206525993U | 2017-09-29 | |||
| CN206525993U | 2017-09-29 | |||
| CN205514389U | 2016-08-31 | |||
| CN208211971U | 2018-12-11 | |||
| CN107928544A | 2018-04-20 | |||
| CN201968601U | 2011-09-14 | |||
| CN208404394U | 2019-01-22 | |||
| JP2016131792A | 2016-07-25 | |||
| EP2989951A1 | 2016-03-02 |
Other References:
See also references of EP 3881744A4
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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