Air compressor having a controller for a variable speed motor and a compressed air tank
US7641449B2 · kind B2 · utility
42Cited by
5References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 23, 2004 |
| Grant date | Jan 5, 2010 |
| Priority date | — |
| Expiry date | Feb 24, 2027 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04B49/06
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
For a motor that drives a compressed air generator, three operating modes which includes a powerful mode for rotating a motor in a high speed range, a silent mode for rotating the motor in a low speed range, and an automatic mode for automatically changing the rotation speed of the motor from the low speed to the high speed in accordance with a setup condition are prepared. A user can designate a desired operating mode by using an operating mode selection switch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.