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US 2006/0130326 A1Published application
Engine service tool
OwnerEdward Rigby, Kevin Yostinventors
Life of this patent
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Abstract
A tool for an internal combustion engine having a plate (419) capable of causing compressive force to be applied to at least one engine valve spring (125), a fastener (505) operably connected to the plate (419) and a support (401), operably connected to the plate (419) and capable of connecting to an engine component.
Claims20
A tool comprising:
- a plate capable of causing compressive force to be applied to at least one engine valve spring;
- a fastener operably connected to the plate;
- a support operably connected to the plate and capable of connecting to an engine component.
A method comprising the steps of:
- fixing a support to a component of an internal combustion engine;
- securing a plate to the support;
- compressing at least one engine valve spring with a compressive force from the plate;
- removing a first rocker arm from the engine;
- installing at least one of the first rocker arm and a second rocker arm on the engine;
- decompressing the at least one engine valve spring;
- removing the support from the component.
4 more elements
A method comprising the steps of:
- attaching a tool to an internal combustion engine;
- using the tool to compress at least one engine valve spring;
- relieving a force from a rocker arm pivot point;
- replacing at least one of a rocker arm, a pivot foot, and a valve bridge;
- decompressing at least one engine valve spring;
- applying the force to the rocker arm pivot point;
- removing the tool.
4 more elements
Dependencies are inferred from the claim text.