| 发明名称 |
HYDRAULIC DOOR OPENING MECHANISM AND METHOD OF INSTALLING A BI-FOLD DOOR |
| 摘要 |
A hydraulic door opening mechanism for overhead bi-fold doors is herein disclosed. The door opening mechanism mounts a hydraulic pump, pressure reservoir, valve manifold, and a hydraulic motor or cylinder on a first door panel. The door opening mechanism is pre-assembled with the doorframe prior to mounting the door in the door opening. |
| 申请公布号 |
CA2493418(A1) |
申请公布日期 |
2005.07.20 |
| 申请号 |
CA20052493418 |
申请日期 |
2005.01.20 |
| 申请人 |
HI-FOLD DOOR CORPORATION |
发明人 |
KELLER, DANIEL;BAKALICH, WILLIAM;KELLER, RICHARD;KELLER, DAMIAN |
| 分类号 |
E05C5/00;E05D15/26;E05F15/02;E06B3/38;E06B3/48 |
主分类号 |
E05C5/00 |
| 代理机构 |
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代理人 |
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