发明名称 |
Flow blade operating system |
摘要 |
A plow blade operating system having a plow or scraper is configured to quickly and retractably overcome obstacles that are encountered during plowing, scraping, and leveling activities without the need to recharge or reset the system pressure after the obstacles have been passed and which continually biases the plow or scraper downward against the road surface such that the plow or scraper will properly remove snow, sand, gravel, etc . . . from any dips or depressions in the road.
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申请公布号 |
US5921010(A) |
申请公布日期 |
1999.07.13 |
申请号 |
US19970798853 |
申请日期 |
1997.02.12 |
申请人 |
LITTLE FALLS MACHINE, INC. |
发明人 |
SCHULTE, RAYMOND H.;STEINKAMP, THOMAS |
分类号 |
E01H5/06;(IPC1-7):E01H5/04 |
主分类号 |
E01H5/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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