Engine coolant removal and refill method and device
US5649574A · kind A · utility
20Cited by
13References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 29, 1996 |
| Grant date | Jul 22, 1997 |
| Priority date | — |
| Expiry date | Apr 29, 2016 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01P11/0204
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A removal and refill apparatus for use in removing and/or refilling coolant in an automotive cooling system. The automotive cooling system typically includes a radiator, overflow bottle, engine, water pump, and heater core elements. A method for utilizing the coolant removal and refill apparatus utilizing vacuum and pressure is described for use with the removal and refill apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.