发明名称 |
Scarifying machine |
摘要 |
A scarifying tool is disclosed suitable for use in conjunction with disc floor maintenance machines. The scarifying tool includes a support plate with a plurality of resilient or flexible members attached thereto. The flexible member may be lightweight spring-steel strap material one end of which is secured to a disc plate. A cutter is then mounted on the strap at a point spaced from the disc support.
|
申请公布号 |
US4295274(A) |
申请公布日期 |
1981.10.20 |
申请号 |
US19780928685 |
申请日期 |
1978.07.27 |
申请人 |
TENNANT COMPANY |
发明人 |
BRICHER, CHARLES W.;HERPERS, FERDINAND J. |
分类号 |
A47L13/08;B28D1/18;E04F21/22;E04G23/00;(IPC1-7):B26B27/00;B26B25/00 |
主分类号 |
A47L13/08 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|