Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
IPC Subgroup
B30B 3/06

arranged one within another, e.g. with a roller disposed within a rotating ring and co-operating with the inner surface thereof

Introduced: September 1968

Last revised: January 2006

Full Title

Presses characterised by the use of rotary pressing members, e.g. rollers, rings, discs > co-operating with one another, e.g. with co-operating cones > arranged one within another, e.g. with a roller disposed within a rotating ring and co-operating with the inner surface thereof

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
PRESSES
Subclass:
PRESSES IN GENERAL; PRESSES NOT OTHERWISE PROVIDED FOR

Top Applicants

Top 10 applicants by patent filingsfor class B30, 2013–2023, worldwide · Source: EPO PATSTAT

  1. HUECK RHEINISCHE DE 145
  2. WORLD PRECISE MACHINERY CO., LTD. (CHINA) 132
  3. FETTE COMPACTING DE 131
  4. AIDA ENGINEERING 119
  5. KORSCH DE 104
  6. LG ENERGY SOLUTION KR 103
  7. SIEMPELKAMP MASCHINEN- UND ANLAGENBAU & COMPANY DE 101
  8. AIDA ENGINEERING JP 98
  9. YANGZHOU FORGING MACHINE-TOOL COMPANY 95
  10. SCHULER PRESSEN & COMPANY DE 93