Vertical saw machine

Details Vertical saw machine Vertical saw machine

2005-07-26

2005-07-26

Dexter, Clark F. (Department: 3724)

Cutting

By endless band or chain knife

Including means to adjust relationship between band and...

C083S788000

Reexamination Certificate

active

06920816

ABSTRACT:
A vertical saw machine includes a column with upper and lower supports carrying a motor to drive a saw blade. A table is disposed between the upper and lower supports for supporting a workpiece. The saw blade intersects the table with an included angle. The column is turnable between normal and inclined positions to vary the included angle. A frame post is mounted under the table to be positioned on the ground surface. A key slot and a key member are disposed respectively in and on the frame post and the column, and confine an arcuate guiding route to retainingly guide the column to move between the two positions.

REFERENCES:
patent: 442420 (1890-12-01), Coan
patent: 490212 (1893-01-01), O'Connor
patent: 1296488 (1919-03-01), DuLaney
patent: 1302949 (1919-05-01), Meyers
patent: 2644491 (1953-07-01), Abraham
patent: 3733952 (1973-05-01), Fukugami et al.
patent: 4882962 (1989-11-01), Terpstra et al.
patent: 4903561 (1990-02-01), De Varreux
patent: 4909108 (1990-03-01), Nakada et al.

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