Patent Number: 6,293,029

Title: Measurement instrument for components of a voice coil motor

Abstract: An instrument for measuring alignment of a magnet relative to a pole plate for a voice coil motor of a disc drive. The instrument includes a base and a platform coupled to the base and adapted to support a plate. The platform including a platform hole. A set of incrementally sized pins are included. The set of incrementally sized pins have incremental diameter dimensions to provide a selection of pins for insertion through plate hole and platform hole to match the dimension of the pin relative to the actual plate hole dimension to limit movement of the plate and magnet during measurement to reduce measurement errors.

Inventors: Fahley; Terry R. (Lakeville, MN)

Assignee: Seagate Technology LLC

International Classification: G11B 5/48 (20060101); H02K 15/03 (20060101); H02K 41/035 (20060101); G01D 021/00 ()

Expiration Date: 09/25/2018