Metal deforming – By plural tool-couples – With means to feed work between plural tool stations
Reexamination Certificate
2007-11-06
2007-11-06
Crane, Daniel C (Department: 3725)
Metal deforming
By plural tool-couples
With means to feed work between plural tool stations
C198S621100, C192S150000, C072S405010
Reexamination Certificate
active
10517708
ABSTRACT:
A transferring device includes at least one gripper rail, which can be brought into engagement with at least one workpiece and which can be driven in a lifting direction, a closing direction and an advancing direction. The transferring device also includes at least one lifting drive and/or at least one closing drive, at least one advancing drive, and an arm that is connected to the advancing drive in a manner that enables it to pivot about a pin while moving, to a large extent, parallel to the advancing direction. The transferring device is characterized in that the gripper rail is directly engaged with the arm in the advancing direction and can be displaced in a direction perpendicular to the advancing direction.
REFERENCES:
patent: 4785657 (1988-11-01), Votava
patent: 4873860 (1989-10-01), Werner
patent: 5267463 (1993-12-01), Doyama
patent: 5307666 (1994-05-01), Bianchi
patent: 5390525 (1995-02-01), Fisch
patent: 5488852 (1996-02-01), Nishikawa et al.
patent: 5680787 (1997-10-01), Fisch
patent: 5802967 (1998-09-01), Thudium et al.
Crane Daniel C
Wolf Greenfield & Sacks P.C.
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