Title:
ANTI-WATER-INGRESS LOTION PUMP
Document Type and Number:
WIPO Patent Application WO/2018/095292
Kind Code:
A1
Abstract:
Disclosed is a lotion pump comprising: a pressing head (10) comprising a pressing head body (11); a cylinder (30); a cylinder head connected to the upper end of the cylinder and having an inner hole; a threaded sleeve (20) connected together with the cylinder head; a piston rod (40), with one end being connected to the pressing head body, and the other end extending into the cylinder and being provided with a piston (50). The lotion pump further comprises a neck sleeve (13) formed on the pressing head body. A first slope is formed on a lower portion of the neck sleeve, and a second slope matching the first slope is formed on the top of the threaded sleeve. The lotion pump can ensure the sealing against the outside when the pump is in a standby state or an upper locked state, so as to prevent the water from seeping into the lotion pump during bathing.
Inventors:
DING YAOWU (CN)
Application Number:
PCT/CN2017/111805
Publication Date:
May 31, 2018
Filing Date:
November 20, 2017
Export Citation:
Assignee:
DING YAOWU (CN)
International Classes:
B65D47/34
Foreign References:
| CN106628572A | 2017-05-10 | |||
| CN206203014U | 2017-05-31 | |||
| CN1064732A | 1992-09-23 | |||
| CN103420021A | 2013-12-04 | |||
| CN204137529U | 2015-02-04 | |||
| CN104058163A | 2014-09-24 | |||
| KR200177948Y1 | 2000-04-15 |
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)
Download PDF: