Motor vehicle tank subassembly and withdrawal module having a porous conveying body
US11230186B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 22, 2019 |
| Grant date | Jan 25, 2022 |
| Priority date | — |
| Expiry date | Aug 12, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60K2015/0344
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A motor vehicle tank subassembly for storing and discharging an operating liquid, encompassing a tank having a tank volume, a filling opening a withdrawal opening, and a conveying pump having intake and delivery sides, the intake side connected to the withdrawal opening, a material that forms a pore volume being received in the tank; the material that forms a pore volume, constituting a porous conveying body having a body volume, occupies only part of the tank volume, the porous conveying body embodied to receive liquid stored in the tank in its pore volume utilizing a capillary effect; the porous conveying body having a discharge portion connected to the withdrawal opening such that the withdrawal vacuum at the withdrawal opening brings about in pores of the discharge portion a discharge vacuum that overcomes the capillary effect occurring there; the remainder of the porous conveying body extending away from the discharge portion and the withdrawal opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.