according to size

Full Title

Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices (grading eggs A01K43/04) > according to size

Child Classifications

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• B07B 13/05 using material mover cooperating with retainer, deflector or discharger (B07B13/065 - B07B13/075 take precedence)
• B07B 13/065 Apparatus for grading or sorting using divergent conveyor belts or cables
• B07B 13/07 Apparatus in which aggregates or articles are moved along or past openings which increase in size in the direction of movement
• B07B 13/075 Apparatus comprising moving article - receiving openings, the size of which varies as they move