Patent · US Expired

Tool and method for draining and recovering coolant from a motor vehicle cooling system

US6161566A · kind A · utility

19Cited by
4References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 20, 1998
Grant dateDec 19, 2000
Priority date
Expiry dateMay 20, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/612
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A coolant draining tool has a thermally insulating handle with a passageway therethrough. A curved drain tube is connected to the passageway and has an end portion with plurality of apertures for insertion into the cooling system of a motor vehicle. A hose coupling also is connected to the passageway for attaching the tool to a suction device to draw coolant from the cooling system.

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