- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16D - Couplings for transmitting rotationclutchesbrakes
- F16D 3/79 - Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members shaped as an elastic disc or flat ring, arranged perpendicular to the axis of the coupling parts, different sets of spots of the disc or ring being attached to each coupling part, e.g. Hardy couplings the disc or ring being metallic
Patent holdings for IPC class F16D 3/79
Total number of patents in this class: 56
10-year publication summary
7
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6
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5
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4
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6
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3
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2
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3
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1
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1
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2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Chr. Mayr GmbH & Co. KG | 89 |
4 |
Flender GmbH | 372 |
4 |
Goodrich Corporation | 2132 |
3 |
Nabeya Bi-Tech Kabushiki Kaisha | 30 |
3 |
Hitachi Automotive Systems, Ltd. | 3957 |
2 |
Schaeffler Technologies AG & Co. KG | 9908 |
2 |
Eagle Industry Co., Ltd. | 1129 |
2 |
Iones Co., Ltd. | 20 |
2 |
RENK Aktiengesellschaft | 16 |
2 |
Safran Aircraft Engines | 6294 |
2 |
Scuola Superiore di Studi Universitari e di Perfezionamento Sant'anna | 154 |
2 |
Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | 774 |
2 |
Siemens AG | 24453 |
1 |
GM Global Technology Operations LLC | 15095 |
1 |
ZF Friedrichshafen AG | 7156 |
1 |
Schaeffler Technologies GmbH & Co. KG | 846 |
1 |
Alfa Laval Corporate AB | 1315 |
1 |
Ameridrives International LLC | 17 |
1 |
Autogard Holdings Limited | 2 |
1 |
Centa-Antriebe Kirschey GmbH | 39 |
1 |
Other owners | 18 |