Cap and discharge container
US10781017B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Apr 24, 2017 |
| Grant date | Sep 22, 2020 |
| Priority date | — |
| Expiry date | Sep 22, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2251/20
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Provided is a cap (11) used for a discharge container (1) and provided on a mouth portion (32) of a container main body (10) which is deformed by a pressing force and stores contents (100). The cap (11) includes: a base portion (51) having an annular bottom wall (64) having a discharge port (64a), an annular groove (64c) provided in an outer peripheral edge of the bottom wall (64), a flow port (64d) provided in the groove (64c), and a flow groove (64e) connected to the flow port (64d); a check valve (53) having a cylindrical support portion (81) having one end disposed in the groove (64c), a plurality of elastic pieces (82) connected to the support portion (81), and a valve body (83) connected to the plurality of elastic pieces (82) and opening and closing the discharge port (64a); and a discharge nozzle (52) covering the bottom wall (64).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.