Patent ID: 8381842

Claim:
A rotary mining apparatus, comprising: a first housing portion, wherein said first housing portion includes an opening; a second housing portion, wherein said second housing portion is movable relative to said first housing portion along an axis, and wherein said first housing portion and said second housing portion are configured to be rotated about said axis; a flexible connecting member, wherein said connecting member is mounted to said second housing portion and extends through said opening in said first housing portion, and wherein said flexible connecting member comprises a cable; and a mining member mounted to said connecting member, wherein said mining member is configured to be rotated about said axis when said first housing portion and said second housing portion are rotated about said axis, and wherein said mining member is configured to be radially extended with respect to said axis as said first housing portion and said second housing portion are rotated about said axis and said second housing portion is moved relative to said first housing portion along said axis.