Controlling HVAC test functions
US5042265A · kind A · utility
65Cited by
5References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 16, 1990 |
| Grant date | Aug 27, 1991 |
| Priority date | — |
| Expiry date | Jul 16, 2010 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF24F2110/12
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A method of controlling the operation of an HVAC system comprising the steps of: accepting an input; selecting a first mode of operation if the input has a value in excess of a first predetermined limit; selecting a second mode of operation if the input has a value less than a second predetermined limit; selecting a third mode of operation if the input has a value which is between the second and the first predetermined limits.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.