Patent · US Expired

Protective cover for underwater flow line hub

US4371005A · kind A · utility

5Cited by
8References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 30, 1979
Grant dateFeb 1, 1983
Priority date
Expiry dateNov 30, 1999

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16L57/00
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A temporary hub cover for the hubs of flow lines, hydraulic lines, and electrical conduits and the mating hubs of the underwater production unit includes a body enclosing the hub, plungers within the body for releasably engaging into detents on the hub to hold the cover on the hub, and a trigger mechanism operable from a remote location to release the engagement between the cover and hub whereby the cover can be removed from the hub.

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