Method of retrofitting air conditioner and system therefor
US6089032A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Oct 28, 1998 |
| Grant date | Jul 18, 2000 |
| Priority date | — |
| Expiry date | Oct 28, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25B2400/18
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A kit and method for retrofitting an R-12 air conditioner into an R-134a air conditioner are provided. The kit includes a first pressurized container of R-134a lubricant or oil sufficient to fully charge an automobile air conditioner. Preferably, the first container also contains pressurized refrigerant 134a to act as a propellant to deliver the lubricant in aerosol form. A second pressurized container may also be provided containing a full charge of R-134a for an auto air conditioner. The kit includes a service port adapter, configured to be convertible to the service port of an automobile air conditioner wherein both the first and second containers may be hooked up to the auto air conditioner via the same service port adapter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.