Process for producing slots, grooves, and planar excavations

Details Process for producing slots, grooves, and planar excavations Process for producing slots, grooves, and planar excavations

1998-08-17

2000-10-31

Briggs, William

Tool changing

Process

299 10, 409131, B23Q 3157

Patent

active

061394777

ABSTRACT:
A combination of conventional or superimposed percussive slot-cutting tools for creating slots and grooves, with eccentric, superimposed percussive, counterbalanced planar milling tools for excavating floors, walls, rocks, minerals and the like.

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patent: 4366991 (1983-01-01), Hilshorst
patent: 4437526 (1984-03-01), Gloor
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patent: 5083839 (1992-01-01), Younger
patent: 5103705 (1992-04-01), Bechem
patent: 5190353 (1993-03-01), Bechem

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