Hydraulic control device for vehicle drive device
AssigneeAisin Aw Co., Ltd.
InventorsEikichi KIDOKORO, Kaname MATSUYAMA
Life of this patent
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Abstract
A hydraulic control device for a vehicle drive device that includes a first layer having a first opposing surface, a first groove formed in the first opposing surface, and a first bonding formed on the first opposing surface and surrounding the first groove; and a second layer having a second opposing surface facing the first opposing surface, a second groove facing the first groove and formed in the second opposing surface, and a second bonding facing the first bonding, surrounding the second groove, and bonded to the first bonding, the second opposing surface being placed on, and bonded to, the first opposing surface, so that the first groove and the second groove form a first oil passage.
Claims21
1-10. (canceled)
A hydraulic control device for a vehicle drive device, comprising:
- a first layer having a first opposing surface, a first groove formed in the first opposing surface, and a first bonding formed on the first opposing surface and surrounding the first groove;
- and
- a second layer having a second opposing surface facing the first opposing surface, a second groove facing the first groove and formed in the second opposing surface, and a second bonding facing the first bonding, surrounding the second groove, and bonded to the first bonding, the second opposing surface being placed on, and bonded to, the first opposing surface, so that the first groove and the second groove form a first oil passage, wherein
- the first bonding is a protrusion protruding toward the second bonding,
- the second bonding is a recess having the protrusion fitted therein, and
- the first bonding and the second bonding are bonded together to surround and seal the first oil passage located in both the first opposing surface and the second opposing surface.
Dependencies are inferred from the claim text.