Patent · US Active

Method and apparatus for backspill prevention

US9662469B2 · kind B2 · utility

0Cited by
9References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 10, 2012
Grant dateMay 30, 2017
Priority date
Expiry dateJan 4, 2035

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M2205/215
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A backspill prevention apparatus prevents water from a humidifier portion of a positive airway pressure (PAP) device from reaching a blower motor of a PAP device. The backspill prevention apparatus can include a variety of different devices, and is placed somewhere along an air passageway between a blower motor and a humidifier portion of a PAP device.

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