EP 0277933 A3 19900404 - ARTIFICIAL-SNOW MAKING DEVICE
Title (en)
ARTIFICIAL-SNOW MAKING DEVICE
Publication
Application
Priority
AT 21687 A 19870203
Abstract (en)
[origin: US4828175A] The apparatus for making artificial snow by atomizing water comprises a ductlike housing mounted on a supporting frame, in which a blower is positioned and on whose downstream end a plurality of nozzles or orifices for spraying water or a water-air-mixture are provided. The ductlike housing is constructed double walled. An inner wall of the ductlike housing is provided with a plurality of holes. Sound absorbing material in the interior space located between the inner wall and an outer wall and one electric heater are also provided. Air baffles can also be provided which contain sound absorbing material and are similarly heated.
IPC 1-7
IPC 8 full level
F25C 3/04 (2006.01); G10K 11/16 (2006.01)
CPC (source: EP US)
F25C 3/04 (2013.01 - EP US); F25C 2303/046 (2013.01 - EP US); F25C 2303/0481 (2013.01 - EP US)
Citation (search report)
- [A] CH 485992 A 19700215 - LINDE AG [DE]
- [A] US 3969908 A 19760720 - LAWLESS JOHN F, et al
- [AD] DE 2941052 A1 19810312 - FISCHER HEINZ
- [A] US 3125286 A 19640317
- [A] US 4034826 A 19770712 - ANDREWS JOHN S
- [A] FR 2505416 A1 19821112 - COGEMA [FR]
- [A] GB 875961 A 19610830 - B T U MANUFACTURERS LTD
- [A] FR 1283147 A 19620127 - COLCHESTER WOODS
- [A] CH 428809 A 19670131 - REY HENRI [CH]
Designated contracting state (EPC)
AT CH DE FR IT LI SE
DOCDB simple family (publication)
EP 0277933 A2 19880810; EP 0277933 A3 19900404; EP 0277933 B1 19910515; AT 387277 B 19881227; AT A21687 A 19880515; AT E63635 T1 19910615; DE 3862763 D1 19910620; US 4828175 A 19890509
DOCDB simple family (application)
EP 88890009 A 19880119; AT 21687 A 19870203; AT 88890009 T 19880119; DE 3862763 T 19880119; US 15185888 A 19880203