PISTON ENGINE
First Claim
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1. A piston engine, comprising:
- at least one cylinder that has at least a first discharge valve and a second discharge valve; and
a double overhead camshaft for controlling the first and a second discharge valves,wherein the double overhead camshaft includes an inner shaft, which has at least one first cam for controlling the first discharge valve, and an outer shaft that is coaxial to said first inner shaft and has at least one second cam for controlling the second discharge valve, andwherein the inner shaft and the outer shaft are rotationally adjustable relative to one another to change the discharge timing of the first and second discharge valves.
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Abstract
A piston engine, having at least one cylinder that includes at least a first and a second discharge valve and a double overhead camshaft for controlling the first and a second discharge valves. The double overhead camshaft includes both an inner shaft, which has at least one first cam for controlling the first discharge valve, and an outer shaft that is coaxial to the first inner shaft and has at least one second cam for controlling the second discharge valve. The inner shaft and the outer shaft are rotationally adjustable relative to one another changing the discharge time frame of the discharge valves.
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Citations
20 Claims
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1. A piston engine, comprising:
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at least one cylinder that has at least a first discharge valve and a second discharge valve; and a double overhead camshaft for controlling the first and a second discharge valves, wherein the double overhead camshaft includes an inner shaft, which has at least one first cam for controlling the first discharge valve, and an outer shaft that is coaxial to said first inner shaft and has at least one second cam for controlling the second discharge valve, and wherein the inner shaft and the outer shaft are rotationally adjustable relative to one another to change the discharge timing of the first and second discharge valves. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification