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公开(公告)号:US4199133A
公开(公告)日:1980-04-22
申请号:US885068
申请日:1978-03-09
申请人: Pierre Gagnon , Pierre Laforest
发明人: Pierre Gagnon , Pierre Laforest
摘要: A battens system for raising and lowering sceneries or other loads on a stage is disclosed. The system comprises a support, a roller upon which at least one cable supporting a scenery is wound, a bearing assembly secured to the support for rotatably mounting the roller and including inclined bearings for longitudinally moving such roller at each turn by a distance equal to the pitch of the cable wound on or unwound from the roller, and a drive for rotating such roller.
摘要翻译: 公开了一种用于升高和降低舞台上的风景或其他负载的条板系统。 该系统包括一个支承件,一个辊子,支撑风景的至少一根电缆被缠绕在其上;一个固定在支架上的轴承组件,用于可旋转地安装该滚轴,并且包括倾斜的轴承,用于在每个匝上纵向移动这样的滚轮等于 卷绕在卷筒上或从滚筒展开的缆索的间距,以及用于旋转该滚筒的驱动装置。
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公开(公告)号:US3986703A
公开(公告)日:1976-10-19
申请号:US603175
申请日:1975-08-08
申请人: Richard G. Brett , Eric M. Langham , Ian R. Young
发明人: Richard G. Brett , Eric M. Langham , Ian R. Young
摘要: When a load is to be moved between preselected points along a path such that its weight aids movement in one direction and opposes it in the other (for example when scenery supported from a hoist is to be moved between "deads" in a theater or studio), the supported load is initially weighed and a signal representing its weight is stored. This signal is extracted from store when movement between positions is required and is applied to the hoist driving system to provide a torque balancing the load weight before a brake on the hoist driving system is removed. Thereafter the load is moved to the new position, the brake is reapplied and the stored weight signal is removed from the driving system.
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公开(公告)号:US3733765A
公开(公告)日:1973-05-22
申请号:US3733765D
申请日:1971-03-02
申请人: BARTELS F
发明人: BARTELS F
CPC分类号: E04B2/7416 , A63J1/02 , E04B2002/7483
摘要: A component for the production of ornamental units, such as walls, having at least one flat blank of collapsible material of which one side is provided with stiffening or reinforcing elements consisting of a similar material, while the other side is not reinforced.
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公开(公告)号:US3558102A
公开(公告)日:1971-01-26
申请号:US3558102D
申请日:1969-01-10
申请人: WILLIAM M CRUSE
发明人: CRUSE WILLIAM M
CPC分类号: A63J1/02
摘要: An arrangement for determining and controlling the location and movement of properties (props) and portions of the scenery of a stage set by pneumatic means.
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公开(公告)号:US3345066A
公开(公告)日:1967-10-03
申请号:US38438664
申请日:1964-07-22
申请人: IZENOUR GEORGE C
发明人: IZENOUR GEORGE C
IPC分类号: A63J1/02
CPC分类号: A63J1/028
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公开(公告)号:US2942879A
公开(公告)日:1960-06-28
申请号:US69468357
申请日:1957-11-05
申请人: IZENOUR GEORGE C
发明人: IZENOUR GEORGE C
IPC分类号: A63J1/02
CPC分类号: A63J1/028
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公开(公告)号:US2517003A
公开(公告)日:1950-08-01
申请号:US68048746
申请日:1946-06-29
申请人: SAMUEL LEVE
发明人: SAMUEL LEVE
IPC分类号: A63J1/02
CPC分类号: A63J1/028
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公开(公告)号:US2507857A
公开(公告)日:1950-05-16
申请号:US57738745
申请日:1945-02-12
申请人: JOHNSON CLAUDE U
发明人: JOHNSON CLAUDE U
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公开(公告)号:US2504926A
公开(公告)日:1950-04-18
申请号:US72377247
申请日:1947-01-23
申请人: LEONARD SILLMAN , ETHEL A BARBER
发明人: EDWARD GILBERT
IPC分类号: A63J1/02
CPC分类号: A63J1/02
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公开(公告)号:US2472060A
公开(公告)日:1949-05-31
申请号:US62381745
申请日:1945-10-22
申请人: BEYLERIAN BERDGE K
发明人: BEYLERIAN BERDGE K
IPC分类号: A63J1/02
CPC分类号: A63J1/02 , Y10S264/14 , Y10S264/72
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