Patent · US Expired

Integrated labyrinth and carbon seal

US7175388B2 · kind B2 · utility

34Cited by
17References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 21, 2005
Grant dateFeb 13, 2007
Priority date
Expiry dateApr 21, 2025

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16J15/441
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An integrated double seal assembly includes a carbon seal ring and at least one annular labyrinth seal fin. The seal provides a compact solution for sealing a rotating shaft.

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