CPC Main Group
F01M 1/00 Pressure lubrication
9 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- F01M 1/02 using lubricating pumps (pumps in general F04; lubricating pumps per se F16N)
- F01M 1/04 using pressure in working cylinder or crankcase to operate lubricant feeding devices
- F01M 1/06 Lubricating systems characterised by the provision therein of crankshafts or connecting rods with lubricant passageways, e.g. bores (crankshafts, connecting-rods, per se F16C)
- F01M 1/08 Lubricating systems characterised by the provision therein of lubricant jetting means
- F01M 1/10 Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters
- F01M 1/12 Closed-circuit lubricating systems not provided for in groups F01M1/02 - F01M1/10
- F01M 1/14 Timed lubrication (F01M1/08 takes precedence)
- F01M 1/16 Controlling lubricant pressure or quantity (rendering machines or engines inoperative or idling on lubricant pressure failure F01M1/22)
- F01M 1/18 Indicating or safety devices (concerning lubricant level F01M11/06, F01M11/12)
Top Applicants
Top 10 applicants by patent filingsfor class F01, 2013–2023, worldwide · Source: EPO PATSTAT
- GE (GENERAL ELECTRIC COMPANY) US 9,989
- UNITED TECHNOLOGIES CORPORATION (UTC) US 8,110
- SAFRAN AIRCRAFT ENGINES FR 6,248
- HYUNDAI MOTOR COMPANY KR 4,530
- SIEMENS DE 4,461
- FORD GLOBAL TECHNOLOGIES US 4,029
- RAYTHEON TECHNOLOGIES CORPORATION US 3,947
- TOYOTA MOTOR CORPORATION JP 3,734
- GE (GENERAL ELECTRIC COMPANY) 3,415
- SCHAEFFLER TECHNOLOGIES & COMPANY DE 3,063