Patent · US Expired

Air conditioning apparatus

US5097674A · kind A · utility

27Cited by
1References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 28, 1991
Grant dateMar 24, 1992
Priority date
Expiry dateFeb 28, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S62/16
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

An air conditioning apparatus is provided with an air conditioner embedded in a ceiling of a room provided with an air inlet port opening to the room, a heat exchanger and a blower. A duct box is connected to the air conditioner through a blow-off casing provided on the duct box to project air into the room via an air outlet opening to the room. A fan is disposed on a lower portion of the blow-off casing. A diffuser is provided for redirecting conditioning air from a vertical direction to a substantially horizontal direction. The fan is rotatable forward and backward and includes an outer rotor motor and a plurality of blades fixedly attached to an outer peripheral surface of an outer rotor of the motor.

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