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公开(公告)号:US5790991A
公开(公告)日:1998-08-11
申请号:US829352
申请日:1997-03-31
申请人: Charles F. Johnson
发明人: Charles F. Johnson
IPC分类号: E04H4/12
CPC分类号: E04H4/12 , Y10T137/7404 , Y10T137/742
摘要: Apparatus for monitoring and controlling the level of water in a swimming pool includes a vertically elongated vessel partially-buried below the pool water level at a location close to the return line from the filter to the pool inlet, a connector pipe extending from the vessel to the return line for allowing pool water at sub-level pressure to enter the vessel and rise to the pool water level, and a float-controlled valve supported within the vessel and detachably coupled with a pressure water supply and adapted to open as the float drops below a predetermined desired level and allow fresh water to flow into and out of the vessel through the connector pipe and return line and then into the pool for restoring the water in the pool to the predetermined desired level as determined by the position of the float on the water within the vessel being restored to a float position indicative of the predetermined desired level of water in the pool.
摘要翻译: 用于监测和控制游泳池中的水位的装置包括:在靠近从过滤器到池入口的返回管线的位置处,部分地埋在池水位下方的垂直细长的容器,从容器延伸到连接管 用于允许在次级压力下的池水进入容器并返回到池水位的返回管线;以及浮动控制的阀,其支撑在容器内并且可拆卸地与压力供水装置联接,并且随着浮子的下降而适于打开 低于预定的期望水平并允许淡水通过连接管和返回管线流入和流出容器,然后进入池中,以将池中的水恢复到由浮子位置确定的预定期望水平 容器内的水被恢复到指示池中预定的所需水位的浮动位置。
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公开(公告)号:US1180996A
公开(公告)日:1916-04-25
申请号:US2680415
申请日:1915-05-08
申请人: CHARLES F JOHNSON , GASKILL HARRY W
发明人: GASKILL HARRY W
CPC分类号: C22C9/04
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公开(公告)号:US5560602A
公开(公告)日:1996-10-01
申请号:US393343
申请日:1995-02-23
CPC分类号: A63F7/22 , A63F2007/3045 , A63F7/027 , A63F9/001 , H04R5/02
摘要: A pinball machine cabinet is provided comprising a playfield box and a back box attached thereto. The back box contains electronic driving circuitry and includes a speaker panel attached thereto, the speaker panel being movable between an open position and a closed position for allowing access to the electronic driving circuitry. A hinge is provided to connect the speaker panel to the back box and a clasp is associated with speaker panel for maintaining the speaker panel in the closed position. A pair of stereo speakers and a display unit are mounted to the speaker panel. A pair of speaker cabinets may be disposed within the back box into which are disposed the pair of stereo speakers when the speaker panel is disposed in the closed position. Each of the speaker cabinets may also be provided with a sound proofing liner of which a portion thereof is positioned to extend beyond the edge of the cabinet for engaging the back of the speaker panel for the purpose of sound proofing any gaps which may exist between the back of the speaker panel and the front edge of each speaker cabinet when the speaker panel is in the closed position.
摘要翻译: 提供了一种弹球机柜,包括一个播放盒和一个附在其上的后箱。 后箱包含电子驱动电路并且包括连接到其上的扬声器面板,扬声器面板可在打开位置和关闭位置之间移动,以允许接近电子驱动电路。 提供铰链以将扬声器面板连接到后箱,并且带扣与扬声器面板相关联,用于将扬声器面板保持在关闭位置。 扬声器面板上安装有一对立体声扬声器和显示单元。 当扬声器面板设置在关闭位置时,一对扬声器柜可以设置在背箱内设置成一对立体声扬声器。 每个扬声器箱还可以设置有隔音衬垫,其一部分被定位成延伸超过机柜的边缘以接合扬声器面板的背面,以便隔音可能存在于该扬声器面板之间的任何间隙 当扬声器面板处于关闭位置时,扬声器面板背面和每个扬声器机箱的前边缘。
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公开(公告)号:US08414346B2
公开(公告)日:2013-04-09
申请号:US10387792
申请日:2003-03-13
CPC分类号: G09B23/281 , A63H3/001 , A63H3/24 , A63H3/28 , A63H2200/00 , G09B23/28
摘要: An infant simulator capable of emulating the care requirements of an infant and recording the quality ot care and responsiveness of a person caring for the infant simulator and/or signaling the person caring for the infant simulator when care is required. The infant simulator is capable of sensing the unacceptable environmental conditions of exposure to direct sunlight and exposure to temperature extremes and to which the infant simulator is subjected. The infant simulator is also programmed with the ancillary features of multiple behavior modes based upon the historic level of care experienced by the infant, and/or the health of the infant, and perceptibly different demand and distress signals for each type of environmental event.
摘要翻译: 一种婴儿模拟器,其能够模拟婴儿的护理要求,并记录关心婴儿模拟器的人的质量和反应性,和/或在需要照顾婴儿模拟器时发信号通知照顾者。 婴儿模拟器能够感测暴露于阳光直射和暴露于极端温度并且婴儿模拟器遭受的不可接受的环境条件。 婴儿模拟器还根据婴儿经历的历史水平和/或婴儿的健康程度以及针对每种类型的环境事件的明显不同的需求和遇险信号来编程多种行为模式的辅助特征。
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公开(公告)号:US5823352A
公开(公告)日:1998-10-20
申请号:US868159
申请日:1997-06-03
CPC分类号: B65D5/4204
摘要: A specialized container is ideally suited to protecting electronic boards being transported from injury due to physical shock and electrostatic shock. The container consists of an outer shell and at least one insert. The outer shell and each insert can be made of electrostatic discharge protective corrugated fiberboard material. The outer shell is basically a rectangular prism, suitable for receiving a electronic board with a substantially rectangular base. A first insert is easily placed within the outer shell, consisting of a platform on which the board will rest and at least one resilient and compressible support member extending down from the platform to the bottom panel of the outer shell. To provide further protection for the board, a second insert may be placed on top of the first, with a tab extending downward from the second insert to a slit in the first insert platform. The board then rests on the platform of the second insert. This second insert may have one or more extension members which cushion the sides and top of the board.
摘要翻译: 专门的容器非常适合保护电子板由于物理冲击和静电冲击而受到运输伤害。 容器由外壳和至少一个插入件组成。 外壳和每个插件都可以由静电放电保护瓦楞纤维板材料制成。 外壳基本上是矩形棱镜,适合于接收具有大致矩形基座的电子板。 第一插入件容易地放置在外壳内,包括板将在其上搁置的平台和从平台向下延伸到外壳底板的至少一个弹性和可压缩的支撑构件。 为了为板提供进一步的保护,第二插入件可以放置在第一插入件的顶部上,其中突片从第二插入件向下延伸到第一插入平台中的狭缝。 然后电路板放在第二个插件的平台上。 该第二插入件可以具有缓冲板的侧面和顶部的一个或多个延伸构件。
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公开(公告)号:US3986280A
公开(公告)日:1976-10-19
申请号:US565813
申请日:1975-04-07
申请人: Charles F. Johnson
发明人: Charles F. Johnson
摘要: A method and apparatus is disclosed wherein a trencher digs a trench in the ground which forms a mold for plastic concrete which, when set, comprises a concrete wall. An arm extends into the trench behind the trencher and is secured to a scoring tool; the scoring tool includes a scoring plate having a pattern formed in one edge thereof. The scoring plate is urged into a wall of the trench and forms a negative of a decorative pattern as the scoring tool is transported along the trench by the trencher. Plastic concrete is then poured into the trench; when the concrete is set, a portion of the soil is removed to expose the decorative pattern formed in the concrete.
摘要翻译: 公开了一种方法和装置,其中挖沟机挖掘地面中的沟槽,其形成用于塑性混凝土的模具,其在固定时包括混凝土壁。 臂延伸到挖沟器后面的沟槽中并固定到刻痕工具上; 评分工具包括具有在其一个边缘中形成的图案的刻划板。 当刻划工具通过挖沟机沿着沟槽传送时,刻划板被推入沟槽的壁中并形成装饰图案的负片。 然后将塑料混凝土倒入沟槽中; 当混凝土被固定时,去除一部分土壤以露出在混凝土中形成的装饰图案。
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公开(公告)号:US1035313A
公开(公告)日:1912-08-13
申请号:US1910562365
申请日:1910-05-20
发明人: BUCHANAN FRANK L
CPC分类号: B02C13/282
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公开(公告)号:US1044441A
公开(公告)日:1912-11-12
申请号:US1910571274
申请日:1910-07-11
发明人: BUCHANAN FRANK L
CPC分类号: B02C13/095
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公开(公告)号:US721894A
公开(公告)日:1903-03-03
申请号:US1901082327
申请日:1901-11-14
发明人: JOHNSON WILLIAM C
IPC分类号: B68B1/06
CPC分类号: B68B1/06
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