Patent · US Expired

Breathing apparatus

US5651361A · kind A · utility

36Cited by
6References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 12, 1995
Grant dateJul 29, 1997
Priority date
Expiry dateOct 12, 2015

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M16/107
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Breathing apparatus supplies air or oxygen to a patient and comprises a hand-held housing (10), a gas inlet on the housing, a gas outlet (12) on the housing (10), and a manual/automatic switch (16) on the housing for supplying gas either to a manually operable valve (40) or to a main valve (48) which delivers gas to the outlet on a cyclic basis. A trigger (22) on the housing (10) controls the supply of gas to the outlet through the manually operable valve (40).

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