Recirculating
US3935719A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Aug 6, 1973 |
| Grant date | Feb 3, 1976 |
| Priority date | — |
| Expiry date | Aug 6, 1993 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06F39/083
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
In combination with a washing machine of the type including a cylindrical drum mounted for rotation about the axis thereof and having a washing fluid inlet and a washing fluid outlet, a recirculating pump having an inlet and an outlet, a recirculating suction line extending from the washing machine outlet to the pump inlet, and a supply tank having an outlet, and a main inlet line extending from the pump outlet to the washing machine inlet, the supply tank outlet being connected to the suction line such that flow to the pump inlet from the washing machine will cause chemicals from the supply tank to be drawn into the pump and be mixed with flow from the pump to the main inlet line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.