Patent · US Active

Inflatable membrane having non-uniform inflation characteristic

US9140649B2 · kind B2 · utility

3Cited by
34References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 27, 2012
Grant dateSep 22, 2015
Priority date
Expiry dateMar 25, 2034

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2201/0221
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Various improvements to inflatable membranes are disclosed. These improvements include techniques for advantageously controlling the inflation of a membrane within a cavity, such as a human ear canal.

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