Patent · US Active

Methods and systems for coolant system diagnostics

US11551489B1 · kind B1 · utility

1Cited by
3References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 16, 2021
Grant dateJan 10, 2023
Priority date
Expiry dateNov 16, 2041

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02D2200/70
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

Methods and systems are provided for a coolant system. In one example, a method may include diagnosing a condition of a pump of the coolant system based on a temperature change of coolant. The diagnostic may determine if the pump is stuck on or off.

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