Wide-belt sander machine

Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof

Patent

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Details

51148, 51138, 51147, B24B 2112

Patent

active

050940368

ABSTRACT:
The improvement described in this invention consists of a cross-beam fitted with a lever fixed to and rotating with, at one end, to the end of a single, plate pivot pin projecting from a support frame, the other end of the lever is connected to hydraulic actuating means located on the frame and acting on the lever so as to vary the angle of the plates in relation to the conveyor belt. On the frame there is an adjustable stroke limiter which acts on the lever and limits the angular variation of the lever to within a preset range. The frame is also fitted with automatic engaging and locking means connected to the hydraulic actuating means.

REFERENCES:
patent: 3524284 (1970-08-01), Means
patent: 4651474 (1987-03-01), David

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