EP 0950469 A3 20000308 - Blast valve
Title (en)
Blast valve
Title (de)
Sandstrahlventil
Title (fr)
Soupape pour jet abrasif
Publication
Application
Priority
SE 9801316 A 19980416
Abstract (en)
[origin: EP0950469A2] Blast valve comprising a first disc (10), non-pivotally arranged in a cylindrical housing (2) and having an off-centrally positioned through hole (11), a second disc (12) arranged in contact with the first disc (10) and having a correspondingly positioned through hole (13), the second disc (12) being pivotally arranged in the housing (2) and attached to one end of a spindle (14) extending through the wall of the housing (2), the housing (2) having an inlet (13) for blast powder and an outlet (4) for connection to an air conduit (6), the inlet (3) and outlet (4) being in mutual alignment and in alignment with the through holes (11) and (13), respectively, wherein the spindle (14) is connected to a proportionally controlled actuator means (18,18') which actuates the spindle (14) for relative rotation of the discs (10;12), said actuator means (18,18') being remotely controlled electrically by a control means (22) for the continuous adjustment of the blending ratio of air and blast powder. <IMAGE>
IPC 1-7
IPC 8 full level
B24C 7/00 (2006.01)
CPC (source: EP)
B24C 7/0053 (2013.01)
Citation (search report)
- [YA] US 3070924 A 19630101 - HERMAN HASTRUP
- [YA] EP 0694367 A1 19960131 - KEGLER MAURICE GARAGE ET SABLA [FR]
- [A] EP 0832718 A1 19980401 - LOUBEYRE PATRICK [FR]
- [A] US 3858358 A 19750107 - STACHOWIAK JOHN E, et al
- [A] GB 1432658 A 19760422 - ISHIKAWAJIMA HARIMA HEAVY IND
- [A] US 5239787 A 19930831 - ABBOTT KENNETH E [US], et al
- [A] WO 9523673 A1 19950908 - JOB IND LTD [CA], et al
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 0950469 A2 19991020; EP 0950469 A3 20000308; SE 9801316 D0 19980416; SE 9801316 L 19991017
DOCDB simple family (application)
EP 99850061 A 19990409; SE 9801316 A 19980416