发明名称 LAMINATED BOARD AND HAMMER COMBINATION FOR A DROP HAMMER FORGE
摘要 <p>A laminated plywood hammerboard for a drop forge press comprised of a series of plies of hard, high density wood preferably of the order of a peeled hard maple veneer with the grain of at least most of said veneer plies running along its length, each of said plies of the hammerboard having a thickness in the range of 1/32" to 3/16", and glue deposited between the plies securing the plies together and providing a relatively large number of hard glue surfaces enhancing the wearability of the board, said plies having opposite edges positioned for edgewise engagement with lift rollers on a drop forge press.</p>
申请公布号 CA1110154(A) 申请公布日期 1981.10.06
申请号 CA19780303407 申请日期 1978.05.16
申请人 MARION PLYWOOD CORPORATION 发明人 ROGERS, THOMAS E.;ROGERS, RICHARD J.;ROGERS, PETER T.;ROGERS, JAMES G.
分类号 B21J7/42;B21J13/06;B27D1/04;(IPC1-7):21J13/06;32B21/14 主分类号 B21J7/42
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