Pull boring cutter head

Details Pull boring cutter head Pull boring cutter head

1993-02-19

1994-01-11

Howell, Daniel W.

Cutting by use of rotating axially moving tool

With work-engaging structure other than tool or tool-support

Frictionally engaging sides of opening in work

408227, B23B 5100

Patent

active

052775259

ABSTRACT:
This invention concerns a pull boring cutter head assembly for machining long bores such as hydraulic cylinders and includes the use of support bearing blocks projecting from the cutter head to support the latter during cutting operations. The blocks are automatically radially adjustable under suitable biasing.

REFERENCES:
patent: 1954034 (1934-04-01), Arp
patent: 2189604 (1940-02-01), Healy
patent: 2661639 (1953-12-01), Clyde
patent: 3348434 (1967-10-01), Plummer
patent: 4571129 (1986-02-01), Straud

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