Patent · US Expired

Independent weight system

US3967459A · kind A · utility

17Cited by
5References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 23, 1975
Grant dateJul 6, 1976
Priority date
Expiry dateJan 23, 1995

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB63C2011/026
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

An independent weight system for underwater breathing equipment, the underwater breathing equipment having an air tank and a flotation device attached to a supportive back pack assembly, the weight system having a clamping means securing a weight assembly to the tank whereby the center of gravity of the underwater breathing equipment and attached weight system is below the center of buoyancy of the underwater breathing equipment and weight assembly.

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