Air operated double diaphragm pump
US5391060A · kind A · utility
35Cited by
11References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 14, 1993 |
| Grant date | Feb 21, 1995 |
| Priority date | — |
| Expiry date | May 14, 2013 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04B9/135
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
The design of an air operated double diaphragm pump provides improved assembly, mounting flexibility, multiple plumbing combination including check valves which allow the pump to be mounted in any position without effecting its ability to prime or pump. A two shell housing design provides an enclosure for the air motor and includes structural ribbing, internal baffling, and all connections are made on the end of the pump in line with the diaphragm centerline allowing the pump to be installed in any access in line with the plumbing system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.