Die-head of machine tools

Details Die-head of machine tools Die-head of machine tools

1981-06-22

1983-08-02

Combs, Ervin M.

Cutting by use of rotating axially moving tool

With stopping upon completion of prescribed operation

Responsive to condition of work or product

10 96R, 10120, 408149, 408177, B23G 512

Patent

active

043963161

ABSTRACT:
A die-head of a cutting machine having a pair of relatively rotatable annular plates which retractably hold therebetween cutting tools extending in radial directions, one of the plates being provided with a tool retracting lever which is pivotably mounted thereto and which is directly engaged by a projection provided on the other plate, the lever being pivotally moved by a workpiece which extends axially in the plates.

REFERENCES:
patent: 731121 (1903-06-01), Nuttall
patent: 1701846 (1929-02-01), Harrison
patent: 2549543 (1951-04-01), Strickland
patent: 3580690 (1971-05-01), McClure
patent: 3648313 (1972-03-01), Fohl
patent: 3681802 (1972-08-01), Youtz et al.
patent: 3820180 (1974-06-01), Birkestrand et al.
patent: 3977032 (1976-08-01), Newell et al.
patent: 4288181 (1981-09-01), Sakaguchi et al.
patent: 4329093 (1982-05-01), Maruyama

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