Patent · US Expired

Locking device for a cylindrical cavity

US4366653A · kind A · utility

3Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 23, 1980
Grant dateJan 4, 1983
Priority date
Expiry dateJan 23, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E30/30
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

Cylindrical cavities of nuclear reactors and the like, containing a fluid under pressure, are closed by a plug consisting of a shell and a counter shell in prestressed condition.

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