Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Cleansing fluid passage
Reexamination Certificate
2008-07-08
2009-11-10
Kreck, John (Department: 3672)
Mining or in situ disintegration of hard material
Cutter tooth or tooth head
Cleansing fluid passage
C299S012000
Reexamination Certificate
active
07614705
ABSTRACT:
A water spray assembly especially adapted for control of dust suppression in mining machines has a manifold with one or a number of nozzles mounted thereon. The manifold provides communication between the nozzles and a manifold inlet, the manifold inlet being adapted to connect to a supply of water. The manifold with one half of a quick connect coupling cooperates with a nozzle block having a bore sized to receive at least a portion of the manifold and the other half of the quick connect coupling. The use of quick connect coupling half with the block allows easy removal and insertion of the manifold.
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Clark & Brody
Kreck John
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