Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:: MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:: ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
Subclass:: GEARING

Filing statistics

IPC F16H 29/00 belongs to the parent subclass F16H, which recorded 293,953 patent applications worldwide between 2013 and 2023. Annual filings grew from 22,485 in 2013 to 25,039 in 2023 (+11%), peaking at 30,138 applications in 2020. The most active applicants in class F16 are SCHAEFFLER TECHNOLOGIES & COMPANY (21,545 applications), ZAHNRADFABRIK FRIEDRICHSHAFEN (9,446 applications) and TOYOTA MOTOR CORPORATION (7,215 applications).

Source: EPO PATSTAT, worldwide filings

Related Keywords

gearing with FREEWHEEL actionPAWLS

4 direct subcodes

Child Classifications

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F16H 29/02 between one of the shafts and an oscillating or reciprocating intermediate member, not rotating with either of the shafts
F16H 29/12 between rotary driving and driven members
F16H 29/2 the intermittently-acting members being shaped as worms, screws, or racks
F16H 29/22 with automatic speed change

Top Applicants

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

SCHAEFFLER TECHNOLOGIES & COMPANY DE 21,545
ZAHNRADFABRIK FRIEDRICHSHAFEN DE 9,446
TOYOTA MOTOR CORPORATION 7,215
HYUNDAI MOTOR COMPANY KR 6,846
ROBERT BOSCH DE 6,106
NTN CORPORATION 5,305
SKF SE 4,219
KIA MOTORS CORPORATION KR 3,852
NSK 3,850
HONDA MOTOR COMPANY 3,639