Air-conditioning apparatus

Details Air-conditioning apparatus Air-conditioning apparatus

1988-04-20

1989-12-19

Joyce, Harold

Fluid handling

Flow affected by fluid contact, energy field or coanda effect

Means to regulate or vary operation of device

98 4024, 98 411, 981211, 981212, 137298, 138 39, 138 45, F24F 1314

Patent

active

048875228

ABSTRACT:
An air-conditioning apparatus for adjusting the direction and quantity of air comprises a duct device forming an air passage passing through the duct device, and an airflow adjusting device. The airflow adjusting device is made from a single thin plate and fitted to the duct device across the air passage to adjust a flow of air. Slits of predetermined patterns are formed on the airflow adjusting device to define a plurality of vanes which are integral to the airflow adjusting device.

REFERENCES:
patent: 2021086 (1935-11-01), Oskamp
patent: 2222081 (1940-11-01), Leigh
patent: 2366224 (1945-01-01), Warp
patent: 2381345 (1945-08-01), Greenlaw
patent: 2656780 (1953-10-01), Spieth
patent: 2705973 (1955-04-01), Rice
patent: 2784659 (1957-03-01), De Roo et al.
patent: 3964875 (1976-06-01), Chang et al.

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