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 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|