Degradation assembly shield

Details Degradation assembly shield Degradation assembly shield

2008-07-22

2009-12-22

Kreck, John (Department: 3672)

Mining or in situ disintegration of hard material

Cutter tooth or tooth head

Wear shield or replaceable wear sleeve

C299S111000, C299S106000

Reexamination Certificate

active

07635168

ABSTRACT:
In one aspect of the present invention, a degradation assembly comprises a shank with a forward end and a rearward end, the rearward end being adapted for attachment to a driving mechanism, with a shield rotatably attached to the forward end of the shank. The shield comprises an underside adapted for rotatable attachment to the shank and an impact tip disposed on an end opposing the underside. A seal is disposed intermediate the shield and the shank.

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