Metal tools and implements – making – Blank or process
Patent
1986-06-27
1987-12-29
Bell, Paul A.
Metal tools and implements, making
Blank or process
83674, 83698, B21K 512, B26D 162
Patent
active
047152508
ABSTRACT:
A rotary cutting cylinder comprising a generally cylindrical central section, the central section having a plurality of longitudinally spaced grooves, and at least one longitudinal slot having opposing sidewalls crossing the grooves. A cutting rule and mounting bar are positioned in the slot. The mounting bar has a plurality of set screws aligned with the grooves in the cylinder so that a tool can be inserted in the grooves to operate the set screws to urge the cutting rule and mounting bar against opposite walls of the slot to engage the cutting rule in the slot.
REFERENCES:
patent: 3251256 (1966-05-01), McGrath
patent: 3793918 (1974-02-01), Huffman
patent: 4131047 (1978-12-01), Scriber et al.
patent: 4594928 (1986-06-01), Thomas et al.
patent: 4671154 (1987-06-01), Thomas et al.
Bell Paul A.
Phan Hien H.
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