F16D 3/40 with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes
Introduced: September 1968
Full Title
Full titles differ between systems:
Yielding couplings, i.e. with means permitting movement between the connected parts during the drive > Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts > Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slideably connected > with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another > with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes
Yielding couplings, i.e. with means permitting movement between the connected parts during the drive (couplings disconnectable simply by axial movement F16D1/10; slip couplings F16D7/00) > Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts > Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected (F16D3/18, F16D3/20 take precedence) > with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another (F16D3/36 takes precedence) > with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes
Of 2 combined children, 1 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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Top Applicants
Top Applicants (IPC)
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
Top Applicants (CPC)
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