Suppression of vibrations in rotating systems by making use of members moving with the system (by balancing F16F15/22 ; with flywheels acting variably or intermittently F16H )

Full Title

Suppression of vibrations in systems ( ; vehicle seat suspension devices B60N2/50; ); Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion ( ; testing static and dynamic balance of machines or structures G01M1/00) > Suppression of vibrations in rotating systems by making use of members moving with the system (by balancing F16F15/22 ; with flywheels acting variably or intermittently F16H )

Filing statistics

CPC F16F 15/10 belongs to the parent subclass F16F, which recorded 111,976 patent applications worldwide between 2013 and 2023. Annual filings grew from 6,571 in 2013 to 9,362 in 2023 (+42%), peaking at 14,482 applications in 2020. The most active applicants in class F16 are SCHAEFFLER TECHNOLOGIES & COMPANY (22,817 applications), ZAHNRADFABRIK FRIEDRICHSHAFEN (10,523 applications) and HYUNDAI MOTOR COMPANY (7,933 applications).

Source: EPO PATSTAT, worldwide filings

4 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

F16F 15/12 using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon ( , F16F15/16 take precedence)
F16F 15/14 using masses freely rotating with the system,
F16F 15/16 using a fluid (F16F9/53, F16F15/13157 take precedence; devices connecting input and output members F16D)
F16F 15/18 using electric, means ( dynamo-electric devices H02K; )

Top Applicants

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

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