Tool for precision machining

Details Tool for precision machining Tool for precision machining

1990-05-22

1991-05-21

Briggs, William

Gear cutting, milling, or planing

Milling

Randomly manipulated, work supported, or work following device

408 835, B23C 120, B23B 4100

Patent

active

050170627

ABSTRACT:
The present invention relates to a tool for precision machining, for exam for the grinding of thermal-engine valve seats. The tool according to the invention comprises a housing (2), a sleeve (3) equipped with a spherical orientation plug (3a) mounted inside the housing, a one-piece machining shaft (6) mounted freely in terms of rotational and translation motion in the sleeve, and a means for adjusting the height of the shaft (6), comprising a means for fixing said shaft in terms of rotation to a bush (17) movable in terms of translational motion relative to the sleeve.

REFERENCES:
patent: 1761326 (1930-06-01), Campbell
patent: 1882689 (1932-10-01), Albertson
patent: 1923847 (1933-08-01), Seelert
patent: 3443480 (1969-05-01), Wells
patent: 3516329 (1970-06-01), Rendahl
patent: 3522758 (1970-08-01), Minelli et al.
patent: 4899458 (1990-02-01), Minelli

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