Molded plastic water storage tank
US9889986B2 · kind B2 · utility
9Cited by
15References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 28, 2014 |
| Grant date | Feb 13, 2018 |
| Priority date | — |
| Expiry date | Jul 28, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/7126
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The cover of a plastic tank suitable for containing water is attached to the tank base by means of alternative joints, including elastically engageable features and lock features to prevent unwanted release. The base of a plastic water tank is comprised of a substrate and a liner and is formed by means which include injection molding into a mold where the core part of the mold is surrounded in part or full by the film which forms the liner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.