Drive power transmission device
US-2015369340-A1 · Dec 24, 2015 · US
US9016455B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9016455-B2 |
| Application number | US-201414223999-A |
| Country | US |
| Kind code | B2 |
| Filing date | Mar 24, 2014 |
| Priority date | Mar 25, 2013 |
| Publication date | Apr 28, 2015 |
| Grant date | Apr 28, 2015 |
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A lubrication structure of a driving force transmission apparatus includes a rotating shaft, a friction engagement device, a piston member, a piston housing, a component, a piston chamber, a moving member, a holding member, a rotation stopper, and a hydraulic oil path. The rotating shaft has a shaft direction and is rotatable around the shaft direction. The friction engagement device includes a friction engagement unit which is arranged around an outer circumference of the rotating shaft and in which a plurality of friction materials are alternately laminated along the shaft direction. The piston member is provided movably along the shaft direction to press the friction engagement unit so that the plurality of friction materials engage with each other. The piston housing houses the piston member.
Opening claim text (preview).
What is claimed is: 1. A lubrication structure of a driving force transmission apparatus, the lubrication structure comprising: a rotating shaft having a shaft direction and being rotatable around the shaft direction; a friction engagement device including a friction engagement unit which is arranged around an outer circumference of the rotating shaft and in which a plurality of friction materials are alternately laminated along the shaft direction; a piston member provided mo…
Mechanical Engineering · mapped topic
Mechanical Engineering · mapped topic
Mechanical Engineering · mapped topic
Mechanical Engineering · mapped topic
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