Retractable tool holder Patent #: 4024778
ApplicationNo. 05/808968 filed on 06/22/1977
US Classes:82/160, Quick release tool or holder clamp407/101, With separate means to fasten tool seat to holder407/46, With means to fasten tool seat to holder408/233, Screw driven means82/159Turret type holder (e.g., multiple tools, etc.)
ExaminersPrimary: Hinson, Harrison L.
Attorney, Agent or Firm
International ClassesB23B 29/00 (20060101)
B23B 29/20 (20060101)
AbstractA quick change device for mounting a tool in a support member such as a turret. The tool has a shank with radially outwardly movable balls therein and the mounting device includes a sleeve receivable on the shank and adapted for mounting in a bore in the support member. The shank includes an actuator ball causing the aforementioned balls to move radially outwardly and engage a shoulder at the end of the sleeve to pull the tool into a predetermined axial position and lock the tool in the aforementioned position while cooperating elements of key means in the tool in the support member prevent rotation of the tool in the support member.