Title:
FRESHNESS PRESERVATION MACHINE
Document Type and Number:
WIPO Patent Application WO/2018/000591
Kind Code:
A1
Abstract:
Disclosed is a freshness preservation machine, comprising a freshness preservation machine body and a vacuumizing device provided inside the freshness preservation machine body, wherein the freshness preservation machine body comprises a base (2) and an upper cover (1) rotatably connected to the base; an electronic scale is provided on an outer surface of the upper cover (1); a first vacuumizing groove (4) is provided on an inner surface of the upper cover (1); a second vacuumizing groove (5) is provided on an inner face of the base (2); an aspirating hole (52) is provided in the second vacuumizing groove (5); when the upper cover (1) engages with the base (2), the first vacuumizing groove (4) and the second vacuumizing groove (5) form a closed sealing space, the vacuumizing device vacuumizes the closed sealing space by means of the aspirating hole (52); and the first vacuumizing groove (4) and the second vacuumizing groove (5) are both provided with a heating wire sealing strip (3) on one side thereof. The freshness preservation machine comprises an electronic scale more convenient for family utilization, is small in size, and convenient for carrying and operating.
Inventors:
WANG CHUNYAN (CN)
Application Number:
PCT/CN2016/099506
Publication Date:
January 04, 2018
Filing Date:
September 20, 2016
Export Citation:
Assignee:
WANG CHUNYAN (CN)
International Classes:
B65B31/04; B65B1/32; B65B51/10; B65B65/00
Foreign References:
| CN103339033A | 2013-10-02 | |||
| CN202244184U | 2012-05-30 | |||
| CN2139559Y | 1993-08-04 | |||
| US20150040516A1 | 2015-02-12 |
Attorney, Agent or Firm:
DONGGUAN CITY KEAN INTELLECTUAL PROPERTY OFFICE (CN)
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