Title:
FULL-PLASTIC LIQUID PUMP AND CONTAINING CONTAINER HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2022/052464
Kind Code:
A1
Abstract:
A full-plastic liquid pump and a containing container having same. The full-plastic liquid pump uses a plastic spring (12) and a plastic one-way valve (15). The plastic spring (12), the plastic one-way valve (15), and other parts of the full-plastic liquid pump are all made of plastic materials. The full-plastic liquid pump can be recycled as a whole without splitting, which reduces the cost of recycling the full-plastic liquid pump, and facilitates improving the utilization rate of resources, thereby better facilitating protecting environment.
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Inventors:
TANG KEFENG (CN)
Application Number:
PCT/CN2021/087106
Publication Date:
March 17, 2022
Filing Date:
April 14, 2021
Export Citation:
Assignee:
YUYAO GREENYARD TOOLS CO LTD (CN)
International Classes:
B65D47/34
Domestic Patent References:
| WO2020156935A1 | 2020-08-06 |
Foreign References:
| CN102464133A | 2012-05-23 | |||
| CN201880641U | 2011-06-29 | |||
| CN107264970A | 2017-10-20 | |||
| CN110116865A | 2019-08-13 | |||
| CN109896145A | 2019-06-18 | |||
| EP0613728A2 | 1994-09-07 | |||
| CN200995183Y | 2007-12-26 | |||
| JPH1072052A | 1998-03-17 | |||
| US5794821A | 1998-08-18 |
Attorney, Agent or Firm:
NINGBO RAYMOND IP AGENCY FIRM (CN)
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