Patent · US Expired

Pump-mechanical seal construction with axial adjustment means

US4509773A · kind A · utility

16Cited by
4References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 9, 1984
Grant dateApr 9, 1985
Priority date
Expiry dateMay 9, 2004

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04D29/622
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A pump-mechanical seal assembly in which the setting of the mechanical seal is maintained when the pump impeller's position is adjusted relative to the pump housing, and means to accomplish this objective.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.