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公开(公告)号：US5864920A
公开(公告)日：1999-02-02
申请号：US7312
申请日：1998-01-15
IPC分类号： A62C2/06 , A62C2/24 , C10M169/04 , C10N40/08 , E05F1/08 , E05F3/10 , E05F3/12 , E05F3/22 , E05F15/20 , F15B21/06
CPC分类号： A62C2/241 , E05F3/102 , E05F3/12 , E05F3/22 , F15B21/06 , E05F1/006 , E05Y2201/41 , E05Y2201/492 , E05Y2600/10 , E05Y2800/414 , E05Y2800/416 , E05Y2900/134 , Y10S16/17 , Y10T16/22 , Y10T16/276 , Y10T16/2766 , Y10T16/56 , Y10T16/577
摘要： A door control device for use on a non-fire side of a fire-door mounted in a door frame in a fire-door safety installation has a door closer assembly filled with a hydraulic damping fluid and attached to a non-fire side of the fire-door by at least one fastener; a door control arm pivotally connected to the door frame at a first end and to the door closer assembly at a second end; and the hydraulic damping fluid is one of a group of fire resistant hydraulic fluids.
摘要翻译： 在防火门安全装置中安装在门框中的防火门的非火侧上使用的门控制装置具有填充有液压阻尼流体的门关闭组件，并附接到防火门的非火侧 至少一个紧固件的防火门; 门控制臂在第一端处枢转地连接到门框，并在第二端处连接到门关闭组件; 液压阻尼液是一组耐火液压油之一。
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公开(公告)号：US5709009A
公开(公告)日：1998-01-20
申请号：US690403
申请日：1996-07-25
IPC分类号： A62C2/06 , A62C2/24 , C10M169/04 , C10N40/08 , E05F1/08 , E05F3/10 , E05F3/12 , E05F3/22 , E05F15/20 , F15B21/06
CPC分类号： A62C2/241 , E05F3/102 , E05F3/12 , E05F3/22 , F15B21/06 , E05F1/006 , E05Y2201/41 , E05Y2201/492 , E05Y2600/10 , E05Y2800/414 , E05Y2800/416 , E05Y2900/134 , Y10S16/17 , Y10T16/22 , Y10T16/276 , Y10T16/2766 , Y10T16/56 , Y10T16/577
摘要： A door control device for use on a non-fire side of a fire-door mounted in a door frame in a fire-door safety installation has a door closer assembly filled with a hydraulic damping fluid and attached to a non-fire side of the fire-door by at least one fastener; a door control arm pivotally connected to the door frame at a first end and to the door closer assembly at a second end; and the hydraulic damping fluid is one of a group of fire resistant hydraulic fluids.
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公开(公告)号：US4506407A
公开(公告)日：1985-03-26
申请号：US514636
申请日：1983-07-18
申请人： William L. Downey
发明人： William L. Downey
CPC分类号： E05F3/222 , E05C17/28 , E05B47/00 , E05F2003/228 , E05F2015/631 , E05Y2201/46 , E05Y2201/462 , E05Y2201/474 , E05Y2900/132 , Y10S16/09 , Y10S16/10 , Y10S16/14 , Y10S16/17 , Y10T16/22 , Y10T16/27 , Y10T16/5401
摘要： A releasable hold-open device for a spring-impelled, regulated door closer has a door motion follower adapted to be releasably held in a door-open position. An actuator is arranged to retain or release the follower under control of a permanent magnet that can be overcome by an electromagnet.
摘要翻译： 用于弹簧推动的调节门关闭器的可释放的保持开启装置具有适于可释放地保持在门打开位置的门运动跟随器。 致动器被布置成在可由电磁体克服的永磁体的控制下保持或释放从动件。
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公开(公告)号：US4835905A
公开(公告)日：1989-06-06
申请号：US162188
申请日：1988-02-29
IPC分类号： G08B13/08
CPC分类号： G08B13/08 , Y10T16/2766 , Y10T16/2788
摘要： A door position indicator for a door closer which senses the position of a door closer piston as a means of sensing door position. The door closer and hence the door position indicator may be recessed in the door jamb over the top edge of the door thereby providing additional security to the door position sensing device.
摘要翻译： 门闭合器的门位置指示器，其感测门关闭活塞的位置作为感测门位置的手段。 门关闭器和因此门位置指示器可以在门边框中凹入门顶部边缘，从而为门位置感测装置提供额外的安全性。
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公开(公告)号：US5088152A
公开(公告)日：1992-02-18
申请号：US404776
申请日：1989-09-08
申请人： William L. Downey
发明人： William L. Downey
CPC分类号： E05F3/22 , E05D11/0018 , E05F2003/228 , E05Y2900/132 , Y10T16/585
摘要： A tamper proof security door track and position means such as a door closer or door position indicator wherein the track is fully enclosed in the door closed position and protected by a slide closure in the open position to prevent debris from entering the track.
摘要翻译： 防篡改安全门轨道和位置装置，例如门关闭器或门位置指示器，其中轨道被完全封闭在门关闭位置并且被打开位置的滑动闭合保护，以防止碎片进入轨道。
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公开(公告)号：US4916267A
公开(公告)日：1990-04-10
申请号：US289317
申请日：1988-12-23
IPC分类号： G08B13/08
CPC分类号： G08B13/08
摘要： A door closer mechanism that controls the opening and closing swing of a door, in conjunction with an integral switch that electrically signals when the security of the closed door has been violated by partially opening the door. The device is especially important and useful in high security installations including detention facilities and features a secure field adjustment feature to accommodate door positioning and rattle.
摘要翻译： 一个门关闭机构，用于控制门的打开和关闭摆动，以及一体的开关，其通过部分地打开门而使门关闭的门的安全性被电子信号发出信号。 该装置在高安全性设施中尤其重要和有用，包括拘留设施，并具有安全的现场调整功能，以适应门的定位和拨浪鼓。
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