Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent
1989-05-04
1991-07-02
Schmidt, Frederick R.
Abrasive tool making process, material, or composition
With carbohydrate or reaction product thereof
51 80R, 51 81BS, 51 82BS, 51 83BS, 51 84BS, 5116581, 83174, 831741, B24B 700
Patent
active
050275593
ABSTRACT:
The sharpening unit comprises two diamond grinding wheels 6,7 mounted on respective shafts 8, 9 rotatably supported by a carriage 14 movable away from and towards the cutting blade 4 of a leather splitting machine to bring the grinding wheels in contact with the blade bevel. Said shafts are housed in eccentric bushes 30, 31 rotatably engaged in said carriage and operable in angular rotation, which bushes can be fixed according to predetermined positions to give a desired mutual positioning to said diamond grinding wheels.
REFERENCES:
patent: 1060287 (1913-04-01), Ray
patent: 1870817 (1932-08-01), Maag et al.
patent: 3395595 (1968-08-01), Braun et al.
patent: 3772951 (1973-11-01), Repetto
patent: 4199901 (1980-04-01), Lefevre
patent: 4713950 (1987-12-01), Mascetti
Camoga S.p.A.
Rachuba M.
Schmidt Frederick R.
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