Impact assisted segmented cutterhead

Patent · Wed Jan 01 00:00:00 EST 1992

OSTI ID:868353

Morrell, Roger J ^[1]; Larson, David A ^[2]; Ruzzi, Peter L ^[3]

---

1. Bloomington, MN
2. Minneapolis, MN
3. Eagan, MN

An impact assisted segmented cutterhead device is provided for cutting various surfaces from coal to granite. The device comprises a plurality of cutting bit segments deployed in side by side relationship to form a continuous cutting face and a plurality of impactors individually associated with respective cutting bit segments. An impactor rod of each impactor connects that impactor to the corresponding cutting bit segment. A plurality of shock mounts dampening the vibration from the associated impactor. Mounting brackets are used in mounting the cutterhead to a base machine.

• Research Organization: National Energy Technology Laboratory (NETL), Pittsburgh, PA, Morgantown, WV (United States)
• Assignee: United States of America as represented by Secretary of (Washington, DC)
• Patent Number(s): US 5123710
• OSTI ID: 868353
• Country of Publication: United States
• Language: English

Related Subjects

impact
assisted
segmented
cutterhead
device
provided
cutting
various
surfaces
coal
granite
comprises
plurality
bit
segments
deployed
relationship
form
continuous
impactors
individually
associated
respective
impactor
rod
connects
corresponding
segment
shock
mounts
dampening
vibration
mounting
brackets
base
machine
device comprises
continuous cutting
cutting bit
segmented cutterhead
impact assisted
various surface
assisted segmented
/299/37/173/