Portable line boring machine

Details Portable line boring machine Portable line boring machine

1989-07-24

1990-06-12

Bilinsky, Z. R.

Cutting by use of rotating axially moving tool

Processes

Bit detachable

29 26B, 408111, 408138, 408705, B23B 4514

Patent

active

049328140

ABSTRACT:
A portable line boring machine has a rotatable boring bar on which a tool bit is mountable. A first drive mechanism rotatably drives one end of the boring bar. A second drive mechanism linearly drives the first drive means and the boring bar along the longitudinal axis of the boring bar. A frame supports the first drive means, the second drive means and the boring bar.

REFERENCES:
patent: 920011 (1909-04-01), Boggs
patent: 1767384 (1930-06-01), Litter
patent: 2683375 (1954-07-01), Gerentes
patent: 2810141 (1957-10-01), Langston
patent: 3075415 (1963-01-01), Dabringhaus
patent: 3512433 (1970-05-01), Juhasz et al.
patent: 3583822 (1971-06-01), Alexander et al.
patent: 4197041 (1980-04-01), Prewitt
patent: 4571795 (1986-02-01), Shiets
patent: 4582105 (1986-04-01), Wolff
patent: 4701081 (1987-10-01), Hashimoto et al.

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