Title:
【発明の名称】ダブルプレス
Document Type and Number:
Japanese Patent JPH09510145
Kind Code:
A
Abstract:
PCT No. PCT/EP95/04226 Sec. 371 Date Aug. 26, 1996 Sec. 102(e) Date Aug. 26, 1996 PCT Filed Oct. 27, 1995 PCT Pub. No. WO96/20053 PCT Pub. Date Jul. 4, 1996The invention pertains to a double press for forging round or edged bar-shaped workpieces using two presses set at 90 DEG to each other, each having a pair of forging tools (A1, A2, B1, B2) that hydraulically work pairs I and II of the forging tools being driven alternatingly and each of the pump assemblies (5,6) being connected on its delivery side to a piston-cylinder unit (1,3) of a forging tool (A1, A2) of the one pair I and on its suction side to a piston-cylinder unit (2,4) of a forging tool (B1, B2) of the other pair II, and with the main lines (21, 22, 23, 24) between the pump assemblies (5,6) and the piston-cylinder units (1, 2, 3, 4) being free of valves. The delivery direction of the pump assemblies (5,6) is reversible, so that the pumps' delivery and suction sides change with a reversal of the delivery direction.
Inventors:
Panke, Hans Yacht.
Application Number:
JP52013795A
Publication Date:
October 14, 1997
Filing Date:
October 27, 1995
Export Citation:
Assignee:
Panke Engineering Gezel Shaft Mitt Beschlenktel Haftung Und Company Comandito Gezel Shaft
International Classes:
B21J7/14; B21J7/46; B21J9/06; B21J9/12; B30B1/32; (IPC1-7): B21J9/12; B30B1/32
Attorney, Agent or Firm:
Takashi Ishida (3 others)