Patent · US Active

Air data probe including self-regulating thin film heater

US11425797B2 · kind B2 · utility

1Cited by
19References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 8, 2020
Grant dateAug 23, 2022
Priority date
Expiry dateNov 11, 2040

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB64D15/14
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An air date probe includes a strut assembly extending from a base, and a tube assembly coupled to the strut assembly. One or both of the strut assembly and the tube assembly comprises a self-regulating thin film heating arrangement. The self-regulating thin film heating arrangement includes at least one circuit including a positive temperature coefficient (PTC) heating element connected in series with a negative temperature coefficient (NTC) heating element.

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