Apparatus for mechanically breaking up rock

Dust-proof membranes are provided across both ends of opposite respective divided surfaces defined by halves of wedge guide members. Each membrane has projections formed as an integral unit along the longitudinal side edges thereof. The projections are thrust into longitudinally extending C-shape cr...

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Bibliographic Details
Main Authors IMAMURA; HARUO, MATSUMOTO; MASATO, TAKASHIMA; SATOSHI, OJIRO; YOSHITAKA, NAKAJIMA; MINORU, AKANUMA; SHIGETAKE, KAKUTA; HIROSHI
Format Patent
LanguageEnglish
Published 28.01.1986
Edition4
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
MINING
MINING OR QUARRYING
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Summary:Dust-proof membranes are provided across both ends of opposite respective divided surfaces defined by halves of wedge guide members. Each membrane has projections formed as an integral unit along the longitudinal side edges thereof. The projections are thrust into longitudinally extending C-shape cross-section grooves formed along the divided surfaces of the wedge guide members. The groove side surfaces are perpendicular to the bottom surface thereof.
Bibliography:Application Number: US19840608682