Power sawblades for abrasive materials

Details Power sawblades for abrasive materials Power sawblades for abrasive materials

1988-11-17

1990-01-16

Yost, Frank T.

Cutlery

Cutting tools

Saw

30304, 30355, 30392, 83751, 83852, B27B 1102, B27B 3302

Patent

active

048934119

ABSTRACT:
Sawblades for cutting materials containing abrasive grains or fibers with a power saw utilizing two reciprocating sawblades in contact with each other guided by a groove in a guidebar, all teeth on one blade pointing forwards and all teeth on the other blade pointing backwards. The teeth are located with unequal distances chosen so that two teeth on the first blade will not simultaneously be opposite two teeth on the other blade with the same distance as the teeth on the first blade.

REFERENCES:
patent: 1491134 (1924-04-01), Northall
patent: 1537980 (1925-05-01), Asselin
patent: 2596078 (1952-05-01), Prohaska
patent: 2659969 (1953-11-01), Merkur
patent: 2840125 (1958-06-01), Kirksey
patent: 3176732 (1965-04-01), Henderson
patent: 4604933 (1986-08-01), Lesher et al.
patent: 4784034 (1988-11-01), Stones et al.

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