Wire saws for the shaping of stone, granite and the like
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United States of America Patent
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-
Jun 2, 1987
Issued Date -
N/A
app pub date -
May 28, 1986
filing date -
Jun 4, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention concerns improvements in wire saws for the shaping of stone, granite and the like and more particularly the wire saw described in the U.S. patent application 604,520 of the same applicant. The wire saw that is the object of the improvements comprises a vertical fixed frame (1) in which is displaced in translation a movable chassis (2) and a block-carrying carriage (4) movable in horizontal translation beneath the fixed frame (1) and comprising a guide panel (18) in which is displaced a guide arm (14) fixed to the movable chassis (2). The improvements according to the present invention are characterized in that the block-carrying carriage (4) is provided, for its displacement, with mechanical means actuated by a counterweight (21) and a variable speed mechanical automatic advance system coupled to the said mechanical means so as to impart to the displacement of the said carriage a maximum speed.
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