Fluid supply system to rotary cutter heads on mining machines

Details Fluid supply system to rotary cutter heads on mining machines Fluid supply system to rotary cutter heads on mining machines

1984-12-11

1987-02-17

Novosad, Stephen J.

Mining or in situ disintegration of hard material

Cutter tooth or tooth head

Cleansing fluid passage

299 85, 299 87, E21C 2510

Patent

active

046434836

ABSTRACT:
A fluid supply system provides a non-rotary component comprising an inlet adaptor unit, passage means extending along the rotary drive shaft and distributor means mounted within the rotary cutter head. The non-rotary distributor means provide outlet nozzles arranged to direct air flow inducing sprays towards air ducts provided on the rotary hub assembly.

REFERENCES:
patent: 4465318 (1984-08-01), Lewis et al.
patent: 4501449 (1985-02-01), Eagles
patent: 4521058 (1985-06-01), Eagles et al.
patent: 4533180 (1985-08-01), French et al.

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