Patent ID: 7343888

Claim:
A valve actuation system comprising: a poppet valve having a valve shaft; a first cam having a lobe defined thereon and a second cam, each cam being secured on a rotatable cam shaft; a first cam follower having a first end and a second end, said first end of the first cam follower being secured directly to a portion of the valve shaft and said second end of the first cam follower being positioned to come into contact with the lobe of the first cam, wherein during contact with said lobe, the poppet valve moves in a first direction; a tension rod having a first end and a second end, said first end of the tension rod being secured to the second end of the first cam follower; and a second cam follower attached to the second end of the tension rod such that the second cam follower is positioned to only come into contact with the second cam, such that at least during a portion of the contact with the second cam, the second cam moves the second cam follower causing the tension rod to move the first cam follower such that the poppet valve moves in a second direction.