Title:
WOUNDDUP DOOR STORAGE AND VENTILATION BOX ATTACHABLE TO WINDOW FRAME* DOOR FRAME OR LIKE
Document Type and Number:
Japanese Patent JPS5639284
Kind Code:
A
Abstract:
A combined rolling shutter and ventilating box comprises a housing holding the rolling shutter. A ventilating box has horizontal and vertical air duct sections divided into a first duct section part receiving warm air to be exhausted from an interior room and a second duct section part receiving fresh air from the atmosphere. A ventilator exhausts the warm air through the first duct section part and the exhausted warm air is vented to the atmosphere. A fresh air inlet communicates with the second duct section and a ventilator draws the fresh air therethrough. A heat exchanger in the air duct sections extends transversely through the air flow through the first and second duct parts.
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Inventors:
BUIRUHERUMU FURANKU
Application Number:
JP8385380A
Publication Date:
April 14, 1981
Filing Date:
June 20, 1980
Export Citation:
Assignee:
DEUTSCHMEISTER BAUELEMENTE
International Classes:
E06B7/10; E06B7/00; E06B7/02; E06B9/17; F24F7/013; F24F12/00; (IPC1-7): E06B7/02; E06B9/17
Domestic Patent References:
| JP54042344B | ||||
| JP49093541B | ||||
| JP47038740U | ||||
| JPS4736707A |