Patent · US Expired

Blower unit and air conditioning unit including the same and method of controlling the same

US7029391B2 · kind B2 · utility

54Cited by
3References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 15, 2004
Grant dateApr 18, 2006
Priority date
Expiry dateSep 15, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60H2001/00107
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A blower unit of an air conditioning unit including a scroll casing including a first engaging portion, a fan casing including a first engaging portion, and a controller for controlling an electric motor to move at least one of the scroll casing and the fan casing such that the movement of at least one of the scroll casing and the fan casing stops when the first engaging portion of the scroll casing abuts the first engaging portion of the fan casing. The precision of the position of the scroll casing with respect to the fan casing, the precision of the temperature of air discharged into the compartment, and/or the volume of the blower unit may be improved.

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