Variable valve device
AssigneeSuzuki Motor Corporation
InventorHisashi Ozeki
Life of this patent
Estimating the term…
Abstract
A variable valve device includes a pair of cam housings separated in a predetermined direction, a rocker shaft supported by the pair of cam housings, rocker arms supported by the rocker shaft, a connecting pin disposed in a pin hole of one of the rocker arms, a return pin disposed in a pin hole of another of the rocker arms, a pressing member that causes the connecting pin to push the return pin to the other side, a repulsive member that causes the return pin to push back the connecting pin to one side, and an upper housing supported at both ends by upper surfaces of the pair of cam housings. In the variable valve device, the upper housing is formed with a first accommodation hole in which the pressing member is disposed and a second accommodation hole in which the repulsive member is disposed.
Claims9
A variable valve device capable of changing valve operations of an intake valve and an exhaust valve in a cylinder head, the variable valve device comprising:
- a pair of cam housings separated in a predetermined direction in the cylinder head;
- a rocker shaft supported by opposing portions of the pair of cam housings;
- a plurality of rocker arms swingably supported by the rocker shaft;
- a connecting pin disposed in a pin hole of a rocker arm closer to one side in a predetermined direction;
- a return pin disposed in a pin hole of a rocker arm closer to the other side in the predetermined direction;
- a pressing member configured to cause the connecting pin to push the return pin to the other side;
- a repulsive member configured to cause the return pin to push back the connecting pin to one side;
- and
- an upper housing supported at both ends by upper surfaces of the pair of cam housings, wherein
- the upper housing is formed with a first accommodation hole in which the pressing member is disposed on one side with respect to the rocker arm closer to one side and a second accommodation hole in which the repulsive member is disposed on the other side with respect to the rocker arm closer to the other side.
Dependencies are inferred from the claim text.