Patent · US Expired

Metal gasket

US6957814B2 · kind B2 · utility

1Cited by
13References
14Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJun 18, 2002
Grant dateOct 25, 2005
Priority date
Expiry dateJun 18, 2022

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16J15/0818
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

Disclosed is a metal gasket which is capable of securing a sealing properties by strongly pressing a portion of a bead thereof, which faces a portion where a pressuring surface of one joining surface of one of an intake manifold and an EGR plate does not exist, to the other joining surface thereof. A metal gasket which is clamped between the two joining surfaces and has at least one hole for fluid, includes a bead for sealing the two joining surfaces, the bead surrounding the at least one hole for fluid, each of which allows openings for fluid to be communicated with each other, the openings being provided in the respective joining surfaces. The metal gasket further includes a convex portion, the tip of which abuts one of the joining surfaces, is provided in the vicinity of a portion of the beads abutting the other joining surface.

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