Air curtain with an auxiliary stream

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(11)

EP 2 218 976 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	29.12.2010 Bulletin 2010/52

(43)	Date of publication A2:
	18.08.2010 Bulletin 2010/33

(21)	Application number: 09460061.6

(22)	Date of filing: 30.12.2009

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International Patent Classification (IPC):

F24F 9/00^(2006.01)

(84)	Designated Contracting States:
	AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR
	Designated Extension States:
	AL BA RS

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Priority:

21.01.2009 PL 38708509

(71)	Applicant: Flowair, Glogowski i Brzezinski sp.j.
	81-601 Gdynia (PL)

(72)	Inventors:
	Brzezinski, Marcin 80-464 Gdansk (PL) Glogowski, Maciej 81-601 Gdynia (PL)

(74)	Representative: Czub, Krzysztof
	Kancelaria Prawa Wilasnosci Przemyslowej i Prawa Autoskiego Teresa Czub & Krzysztof Czub Rzecznicy Patentowi Spólka Partnerska PO Box 12 80-900 Gdansk 2 80-900 Gdansk 2 (PL)

(54)	Air curtain with an auxiliary stream

(57) Air curtain with an auxiliary stream, which is used to protect rooms against the impact of external factors (weather conditions, volatile substances, particulate solids, insects etc.), as well as to protect rooms against the outflow of internal air outside, characterised in that the air exhausts (6, 7) form at least two separate air streams, the main stream (A) is directed towards the construction hole at the limit of the room, while the auxiliary stream (C) - into the room at an acute angle in relation to the plane of the construction hole, and the main stream (A) and the auxiliary stream (C) do not cross each other.

Search report