Boring machine for work pieces of large diameter

Details Boring machine for work pieces of large diameter Boring machine for work pieces of large diameter

1974-03-05

1976-03-23

Weidenfeld, Gil

Cutting by use of rotating axially moving tool

Plural tool-assemblages

408129, 408234, 90 15A, 90DIG8, B23B 4100, B23B 4718

Patent

active

039457508

ABSTRACT:
A boring machine for large diameter workpieces such as reactor vessels, the machine comprising a horizontally work table, preferably in a pit, a gantry spanning the work table, a boring bar centered at its lower end on the table and at its upper end on the gantry, a drive to rotate the bar and a tool carrier mounted for movement along the bar.

REFERENCES:
patent: 3613502 (1971-10-01), Wagner
patent: 3680440 (1972-08-01), Goldshtein et al.

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