Patent ID: 9534513
Date: 2017-01-03
CPC Classifications: F01L

Claim:
1. A camshaft phaser for controllably varying the phase relationship between a crankshaft and a camshaft in an internal combustion engine, said internal combustion engine having a camshaft bearing for supporting said camshaft, said internal combustion engine defining a mounting bore for mounting said camshaft phaser to said internal combustion engine, said camshaft phaser comprising: a housing; a gear drive unit disposed within said housing, said gear drive unit having an input gear member and an output gear member, the input gear member being attachable to said crankshaft and being attached to an output shaft of an electric motor, said output gear member being attachable to said camshaft such that rotation of said input gear member by said electric motor causes relative rotation between said crankshaft and said camshaft; wherein said camshaft phaser is disposed between said mounting bore and said camshaft bearing.