Stone working – Sawing – Rotary
Reexamination Certificate
2006-04-18
2006-04-18
Hail, III, Joseph J. (Department: 3723)
Stone working
Sawing
Rotary
C125S013010, C125S014000, C083S473000, C083S810000, C083S781000
Reexamination Certificate
active
07028683
ABSTRACT:
A structural improvement in a portable stone cutter includes a box like rectangular base being separated in the center by a partition into a water sink and motor compartment abutting a plain surface, to which a switch and piece of electric wire are disposed. The motor has an axis inserted into the water sink via a through hole in the partition and connected with a saw blade which is partially submerged in the water. A rectangular lid covering the top of the base includes a plate on the left side having a pair of stepped stopping surfaces spacedly formed on the top and an opening on the right side on the top of the water sink. A pair of first and second grille working plates respectively pivot to the middle and the right edge of the lid so that the working plates are capable of lifting and forming a certain angle relative to the plane surface of the lid. A dividing device together with a leant upon ruler slidably secured to the front and rear edge of the lid and a blade guide pivoted to a support plate on the top of the saw blade.
REFERENCES:
patent: 5832913 (1998-11-01), Arends
patent: 6494198 (2002-12-01), Chen
patent: D475267 (2003-06-01), Bradfield et al.
Hail III Joseph J.
Muller Bryan
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