B - Operations – Transporting – 61 – K
Patent
B - Operations, Transporting
61
K
B61K 13/00 (2006.01)
Patent
CA 2709541
The invention relates to a suction nozzle insert (102) for arranging in a storage container (101) of a sand discharge device (100) of a rail vehicle, through which compressed air can flow which is fed in via a compressed air pipe (112), wherein the compressed air flows in succession through a nozzle (113), an injection chamber (114), a venturi pipe (115) and then a sand feed pipe (106), wherein the injection chamber (114) and the venturi pipe (115) are located in a first hollow chamber (111), and furthermore at least one suction channel (116) which connects the storage container (101) with the injection chamber (114) is provided in the housing (109) of the suction nozzle insert (102), wherein the housing (109) has a second hollow chamber (117) which is arranged between the compressed air pipe (112) and the nozzle (113), and at least one at least partially closable air channel (118) is provided between this second hollow chamber (117) and the first hollow chamber (111), wherein the air channel inlet (119) lies in the second hollow chamber (117) and the air channel outlet (120) lies in the first hollow chamber (111).
Tober Hubert
Tober Stefan
Equinox
Mbm Holding Gmbh
LandOfFree
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