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PCE
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DIFF Subgroup
B30B 9/12

using pressing worms or screws co-operating with a permeable casing

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Presses specially adapted for particular purposes > for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material > using pressing worms or screws co-operating with a permeable casing

CPC:

Presses specially adapted for particular purposes > for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material (kitchen equipment A47J; filtering, e.g. straining solids from liquids, using presses in combination with filtering elements B01D; expelling water from textile fabrics or laundry D06C, D06F; drying F26 ) > using pressing worms or screws co-operating with a permeable casing

CPC subdivides this area 3x more granularly than IPC with 6 additional codes.

6 codes are CPC-only extensions.

Child Classifications

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  • B30B 9/121 CPC only CPC only
  • B30B 9/122 CPC only CPC only
  • B30B 9/124 CPC only CPC only
  • B30B 9/125 CPC only CPC only
  • B30B 9/127 CPC only CPC only
  • B30B 9/128 CPC only CPC only
  • B30B 9/14 operating with only one screw or worm IPC+CPC Available in IPC and CPC
  • B30B 9/18 with means for adjusting the outlet for the solid IPC+CPC Available in IPC and CPC