Patent · US Expired

Housing flange unit

US7198252B2 · kind B2 · utility

1Cited by
13References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 25, 2005
Grant dateApr 3, 2007
Priority date
Expiry dateApr 25, 2025

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02D9/1065
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

The present invention is directed to a housing flange unit which includes a housing flange wherein a butterfly valve shaft is rotatably mounted in a perpendicular position in relation to the longitudinal axis of the housing flange and includes a butterfly valve which is arranged in the middle and provided with a first bearing and a second bearing. The butterfly valve shaft includes a circular disk on the outside of the first bearing. The disk engages with a cup-shaped seat of the housing flange. A pot-shaped element with a circular recess is fixed in the cup-shaped seat. The circular disk is embedded in the pot-shaped element. The invention also relates to the use of the housing flange unit as a sealing unit.

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