| 发明名称 |
Mechanical Climbing Aid of the Cam Type |
| 摘要 |
A climbing cam having opposed asymmetrically sized cam members to eliminate the interference that limits the expansion range of climbing aids of the cam type. An optional cam member provides an opposing force to assist in maintaining the placement of the cam in the rock.
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| 申请公布号 |
US2009152421(A1) |
申请公布日期 |
2009.06.18 |
| 申请号 |
US20090361966 |
申请日期 |
2009.01.29 |
| 申请人 |
METOLIUS MOUNTAIN PRODUCTS, INC. |
发明人 |
FIELD, JR. JOHN E. |
| 分类号 |
A47B96/06;A63B29/02;F16M11/00 |
主分类号 |
A47B96/06 |
| 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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