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IPC Main Group
F02C 7/00

Features, component parts, details or accessories, not provided for in, or of interest apart from, groups; Air intakes for jet-propulsion plants

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:
COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Subclass:
GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS

12 direct subcodes

Child Classifications

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  • F02C 7/06 Arrangement of bearings; Lubricating
  • F02C 7/2 Mounting or supporting of plant; Accommodating heat expansion or creep
  • F02C 7/28 Arrangement of seals
  • F02C 7/3 Preventing corrosion in gas-swept spaces
  • F02C 7/32 Arrangement, mounting, or driving, of auxiliaries
  • F02C 7/36 Power transmission between the different shafts of the gas-turbine plant, or between the gas-turbine plant and the power user

Top Applicants

Top 10 applicants by patent filingsfor class F02, 2013–2023, worldwide · Source: EPO PATSTAT

  1. TOYOTA MOTOR CORPORATION 8,687
  2. ROBERT BOSCH DE 8,328
  3. FORD GLOBAL TECHNOLOGIES US 7,423
  4. GE (GENERAL ELECTRIC COMPANY) US 5,732
  5. UNITED TECHNOLOGIES CORPORATION (UTC) US 5,592
  6. HYUNDAI MOTOR COMPANY KR 4,699
  7. TOYOTA MOTOR CORPORATION JP 4,541
  8. DENSO CORPORATION 3,711
  9. WEICHAI POWER COMPANY 3,486
  10. SAFRAN AIRCRAFT ENGINES FR 3,249