Patent · US Expired

Seal for large annular openings

US4033593A · kind A · utility

10Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 28, 1976
Grant dateJul 5, 1977
Priority date
Expiry dateJun 28, 1996

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16J15/3224
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

An elastomeric seal for sealing a large annular space having a groove on the low pressure side so that the seal will deflect easily when inserting a cylinder from the low pressure side and will withstand high differential pressure without blowing through.

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