发明名称 |
Electrical controller for roofing apparatus |
摘要 |
A controller for propelling a carriage along a plurality of purlins, and method of using same are disclosed. A plurality of carriage sections are joined to form a continuous carnage spanning a plurality of purlins. A plurality of puller assemblies are attached to selective ones of the carriage sections. A controller is connected to the plurality of puller assemblies. The controller can be actuated to a master control mode which simultaneously engages the plurality of puller assemblies, thereby propelling the carriage along the purlins. The controller can also be selectively actuated to a selective mode which engages one of the puller assemblies.
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申请公布号 |
US6101782(A) |
申请公布日期 |
2000.08.15 |
申请号 |
US19980174157 |
申请日期 |
1998.10.16 |
申请人 |
OWENS CORNING FIBERGLASS TECHNOLOGY, INC. |
发明人 |
ABNEY, ERNEST CRAIG;NEIFER, DON ALBERT;WAUGH, MARK RICHARD |
分类号 |
E04D15/06;(IPC1-7):E04D15/04 |
主分类号 |
E04D15/06 |
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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