Patent ID: 6568889
Filing Date: 2003-05-27
Classification: B23B,Y10T

Abstract:
A collet chuck for holding a mounting collar of an object to be rotated, the chuck comprising:a chuck body centered on and rotatable about an axis and formed with an axially forwardly open socket shaped to receive the collar; a plurality of jaws in the socket having front ends engageable inside the collar in the socket and each formed with a radially inwardly directed planar front face, the jaws being angularly spaced and separated by open slots, whereby the jaws can move angularly in the body; and a setting sleeve having a frustoconical front cam surface centered on the axis and formed with respective planar radially outwardly directed front facets radially confronting and engageable with the front faces of the jaws, whereby the sleeve can cam out the front ends to lock the jaws to the collar in the socket.