Two-cylinder slurry pump
US6206662A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Dec 10, 1999 |
| Grant date | Mar 27, 2001 |
| Priority date | — |
| Expiry date | Dec 10, 2019 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04B7/0023
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A two-cylinder slurry pump (1) includes: a filling tank (2) for receiving thick matter; an agitator whose shaft (11) is placed in the filling tank (2), and a pivoting sleeve valve (16) fitted in the filling tank (2) which regulates the alternating intake and delivery strokes of the delivery cylinder. This pump also has an entry branch and an exit branch (15) pivotingly connected with the delivery piping (19). In accordance with the invention, the entry openings (46, 45) of the delivery cylinders (34, 35) are positioned behind the back wall (5) of the filling tank, and the exit branch (15) is positioned between the agitator shaft (11) and the back wall (5).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.