Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup
F16M 1/021

for housing crankshafts

Full Title

Frames or casings of engines, machines or apparatus; Frames serving as machinery beds > for reciprocating engines or similar machines > for housing crankshafts

4 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • F16M 1/022 of tunnel type, i.e. wherein the crankshaft can only be introduced axially (for engines or machines with star-shaped cylinder arrangement F16M1/023)
  • F16M 1/023 specially adapted for engines or machines with star-shaped cylinder arrangement
  • F16M 1/024 facilitating assembly of power-transmitting parts of engines or machines, e.g. of connecting-rods
  • F16M 1/025 Assembling bearings in casings, e.g. having anchor bolts

Top Applicants

Top 10 applicants by patent filingsfor class F16, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SCHAEFFLER TECHNOLOGIES & COMPANY DE 22,817
  2. ZAHNRADFABRIK FRIEDRICHSHAFEN DE 10,523
  3. HYUNDAI MOTOR COMPANY KR 7,933
  4. ROBERT BOSCH DE 7,059
  5. KIA MOTORS CORPORATION KR 4,867
  6. SKF SE 4,729
  7. TOYOTA MOTOR CORPORATION JP 4,111
  8. FORD GLOBAL TECHNOLOGIES US 3,838
  9. GM GLOBAL TECHNOLOGY OPERATIONS US 3,575
  10. TOYOTA MOTOR CORPORATION 3,499