| 发明名称 |
Curved Ladder for Tank Access |
| 摘要 |
A ladder is designed for a tank having a vertically extending side wall and a top of a convex curved profile, with an access point near the top center of the convex curved top, the ladder having a pair of parallel side rails, each side rail having a straight section at one end and a curved section at the other end, the curved section extending over the top of the tank and toward the access point, with plurality of rungs extending between and secured to the side rails, with at least one rung positioned in the straight section of the side rails and at least one rung positioned in the curved section of the side rails. |
| 申请公布号 |
US2015090530(A1) |
申请公布日期 |
2015.04.02 |
| 申请号 |
US201314044159 |
申请日期 |
2013.10.02 |
| 申请人 |
Ambriz Steven Richard |
发明人 |
Ambriz Steven Richard |
| 分类号 |
E06C1/34;E06C7/08;E06C1/38 |
主分类号 |
E06C1/34 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A ladder comprising:
a. A pair of parallel side rails, each side rail having a straight section at one end and a curved section at the other end; and b. A plurality of rungs extending between and secured to the side rails, with at least one rung positioned in the straight section of the side rails and at least one rung positioned in the curved section of the side rails. |
| 地址 |
Missouri City TX US |
