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CPC Subgroup Additional Only
F05D 2260/30

Retaining components in desired mutual position

Full Title

Function > Retaining components in desired mutual position

9 direct subcodes

Child Classifications

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  • F05D 2260/32 by means of magnetic or electromagnetic forces
  • F05D 2260/33 with a bayonet coupling
  • F05D 2260/34 Balancing of radial or axial forces on regenerative rotors
  • F05D 2260/35 Reducing friction between regenerative impeller discs and casing walls
  • F05D 2260/36 by a form fit connection, e.g. by interlocking
  • F05D 2260/37 by a press fit connection
  • F05D 2260/38 by a spring, i.e. spring loaded or biased towards a certain position
  • F05D 2260/39 by a V-shaped ring to join the flanges of two cylindrical sections, e.g. casing sections of a turbocharger

Top Applicants

Top 10 applicants by patent filingsfor class F05, 2013–2023, worldwide · Source: EPO PATSTAT

  1. GE (GENERAL ELECTRIC COMPANY) US 12,002
  2. UNITED TECHNOLOGIES CORPORATION (UTC) US 8,736
  3. SAFRAN AIRCRAFT ENGINES FR 6,804
  4. RAYTHEON TECHNOLOGIES CORPORATION US 4,530
  5. SIEMENS DE 4,371
  6. GE (GENERAL ELECTRIC COMPANY) 3,686
  7. ROLLS-ROYCE GB 3,594
  8. PRATT & WHITNEY CANADA CORPORATION CA 3,415
  9. VESTAS DK 3,076
  10. WOBBEN PROPERTIES DE 2,614