Patent · US Active

Hydraulic oil monitoring system and hydraulic oil monitoring method

US11401700B2 · kind B2 · utility

0Cited by
7References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 3, 2019
Grant dateAug 2, 2022
Priority date
Expiry dateOct 10, 2039

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF15B2211/875
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A hydraulic oil monitoring system includes an image-data acquiring unit that acquires image data of the oil surface of hydraulic oil stored in a hydraulic oil tank of a work vehicle and an image analyzing unit that outputs, based on the image data, air bubble data relating to air bubbles included in the hydraulic oil.

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