Patent ID: 6288459
Filing Date: 2001-09-11
Classification: B06B,H02K,Y10T

Abstract:
A method of mounting a weight to a vibration generating device including a process for inserting said weight onto a motor shaft, comprising the steps of: inserting said shaft into said weight which is of a approximately semicircular and columnar section and is provided with a shaft insertion hole partly open at a center in a radial direction; said weight having a recess in the vicinity of said open part of said insertion hole and at least one projection disposed on a side; holding said weight along an inclined line in the radial direction; and applying a pressure to said recess or to an open end side of said recess, inwardly towards a rotational axis of said shaft, by the use of a pressing member to fasten said weight to said shaft, wherein said pressing member is a single curve ended device that applies said pressure through said single curve end to only a single portion of said weight away from a perimeter of said shaft.