Pin grinding fixture Patent #: 4748774
ApplicationNo. 944594 filed on 09/14/1992
US Classes:451/369, Gauging device269/156, Three coacting work grippers269/279, Selective269/902, WORK HOLDER MEMBER WITH V-SHAPED NOTCH OR GROOVE451/386, Portable451/391Portable
ExaminersPrimary: Kisliuk, Bruce M.
Assistant: Morgan, Eileen P.
Attorney, Agent or Firm
International ClassB24B 041/06
AbstractA block having first and second permanent cavities. The first cavity includes a first vertical, continuous V-groove from the rop of the block to a pocket which has a permanent horizontal bottom wall. The second cavity includes a second V-groove that is parallel to the first V-groove, and which is continuous from the top of the block to a second permanent horizontal bottom wall that is at a predetermined height with respect to the bottom wall of the first cavity. Each cavity includes a bar pivotally attached to the block, which includes a flat surface for pressing normally to the bottom of the V-groove, along a vertical line of contact with the vertical cylindrical portion of a tool in the V-groove when the bar is positioned horizontally across the V-groove and is drawn to the block.
Field of SearchPLURAL SELECTIVELY USED HOLDERS
Work stop abutment
Workpieces parallel to each other (e.g., box-shook clamp)
Coacting elements loosely positioned between jaws
WORK HOLDER MEMBER WITH V-SHAPED NOTCH OR GROOVE
Acting in intersecting planes
Three coacting work grippers