Heat sink processing method

Details Heat sink processing method Heat sink processing method

2005-01-25

2005-01-25

Crane, Daniel C. (Department: 3725)

Metal deforming

With cutting

By composite tool

C029S890050

Reexamination Certificate

active

06845647

ABSTRACT:
The heat sink processing method including the steps of: a working machine with a feeding mechanism is provided in a working zone; a power arm of the working machine drives an elastically extending and contracting knife set as well as a stopping and pushing mechanism comprising a fin fixing rod and a pushing edge; a material block is fixed on the feeding mechanism which progresses for a predetermined distance; the material block is cut after an equal moving distance each time and in a bevel way by the elastically extending and contracting knife set; at the time of bevel cutting and progressing, the stopping and pushing mechanism pushes and erects a fin cut last time; the process is performed till cutting of the material block is completed.

REFERENCES:
patent: 3886639 (1975-06-01), Pasternak
patent: 4330913 (1982-05-01), Kritzer
patent: 4332069 (1982-06-01), Kritzer
patent: 4349949 (1982-09-01), Kritzer
patent: 4637111 (1987-01-01), Pasternak et al.
patent: 4794985 (1989-01-01), Paulman et al.
patent: 2071530 (1981-09-01), None

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