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US 2020/0003084 A1Published application
Block mounted overhead cam support system for internal combustion engines
AssigneeCummins Inc.
InventorsKieran J. Richards, Simon Anthony Burge
Life of this patent
Estimating the term…
Abstract
Systems, devices, and methods are disclosed for supporting one or more camshafts by the engine block in overhead arrangement relative to the cylinder heads and valve train.
Claims30
An overhead cam support system, comprising:
- a carrier housing including a lower end positionable on an engine block independently of a cylinder head of the engine, the carrier housing rotatably supporting at least one camshaft on the engine block for engagement with at least one valve of the cylinder head.
An overhead cam support system, comprising:
- a carrier housing configured to extend around a cylinder head of an engine, the carrier housing including a lower end supported on an engine block of the engine independently of the cylinder head, the carrier housing including at least one cam support arm extending over the cylinder head that rotatably supports at least one camshaft on the engine block.
An overhead cam support system, comprising:
- a lower carrier housing section that includes a plurality of legs with lower ends supported on an engine block along opposite sides of a cylinder head of an engine independently of the cylinder head, the lower carrier housing further comprising flanges extending between and connecting adjacent pairs of the plurality of legs;
- and
- an upper carrier housing section mounted on the lower carrier housing section, the upper carrier housing section including opposite sidewalls and opposite endwalls connecting the opposite sidewalls, wherein the opposite endwalls are configured to rotatably support at least one camshaft along the cylinder head.
Dependencies are inferred from the claim text.