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    • 81. 发明授权
    • Pinch preventing mechanism for a collapsible chair
    • 可折叠椅子的夹紧机构
    • US06206462B1
    • 2001-03-27
    • US09550551
    • 2000-04-17
    • Ming-Tai Huang
    • Ming-Tai Huang
    • A47C444
    • A47C4/44A47C4/20
    • A pinch preventing mechanism is provided for a collapsible chair having a backrest frame, a seat frame, two armrests, two front legs, and two rear legs. The pinch preventing mechanism includes a pin fixed to one of the rear legs, a sleeve slidably mounted around the associated rear leg, and an engaging device. The sleeve includes a compartment into which the pin extends. A spring is mounted in the compartment and attached between the pin and an end wall defining the compartment, thereby biasing the sleeve downward. An upper end of the engaging device is pivotally connected to a lower end of an associated lateral side of the backrest frame. A lower end of the engaging device is pivotally connected to the associated rear leg in a position below the sleeve. The engaging device further includes a notch, wherein a wedge formed on the sleeve is engaged in the notch of the engaging device when the collapsible chair is in an extended status. A locking member formed on the sleeve is biased by the spring to securely yet releasably engaged with the upper end of the engaging device when the collapsible chair is in the extended status, thereby preventing collapse of the collapsible chair. When collapsing the collapsible chair, the sleeve is manually moved upward along the associated rear leg to disengage the wedge from the notch. The spring exerts a downward force to the sleeve to make a bottom side of the wedge abut against the engaging device to thereby retain the sleeve at a level in which the locking member of the sleeve disengages from the upper end of the engaging device, thereby allowing collapse of the collapsible chair.
    • 为具有靠背框架,座椅框架,两个扶手,两个前腿和两个后腿的可折叠椅子提供防夹机构。 夹紧防止机构包括固定到后腿之一的销,可滑动地安装在相关联的后腿周围的套筒和接合装置。 套筒包括销延伸到其中的隔室。 弹簧安装在隔室中并且安装在销和限定隔室的端壁之间,从而将套筒向下偏压。 接合装置的上端枢转地连接到靠背框架的相关侧面的下端。 接合装置的下端在套筒下方的位置枢转地连接到相关联的后腿。 接合装置还包括凹口,其中当可折叠椅子处于延伸状态时,形成在套筒上的楔楔接合在接合装置的凹口中。 当可折叠的椅子处于伸展状态时,形成在套筒上的锁定构件被弹簧偏压以牢固地可释放地与接合装置的上端接合,从而防止可折叠椅子的折叠。 当折叠可折叠椅子时,套筒被手动地沿相关联的后腿向上移动以使楔形件与凹口脱离接合。 弹簧向套筒施加向下的力,使得楔形件的底侧抵靠接合装置,从而将套筒保持在套筒的锁定构件与接合装置的上端脱离的水平面上,从而允许 可折叠的椅子倒塌。
    • 84. 发明授权
    • Collapsible chairs
    • 可折叠的椅子
    • US4058341A
    • 1977-11-15
    • US675632
    • 1976-04-09
    • Johannes Prins
    • Johannes Prins
    • A47C4/30A47C4/44A47C4/00
    • A47C4/44A47C4/30
    • A collapsible item of furniture such as a chair is disclosed as having a back-rest portion connected by a serrated means in continual meshed engagement with a serrated means connected to posterior leg portions so that the back-rest and posterior leg portions rotated concurrently with one another and relative to a seat or lying base. The serrated means are part of an articulating means comprising a pair of bowl-shaped housings encompassing the serrated means which rotate about stub shafts in the bowl-shaped housings. Anterior leg portions are connected at central locations to the front of the seat base and at upper ends to an arm rest means which, in turn, is connected to the back rest.
    • 公开了一种可折叠的家具如椅子的​​物品,其具有通过锯齿形装置连接的后支撑部分,其与连接到后腿部分的锯齿形装置连续啮合,使得后支撑部分和后腿部分与一个 另一个和相对于一个座位或谎言的基地。 锯齿形装置是铰接装置的一部分,该铰接装置包括一对碗形壳体,其包围锯齿状装置,该锯齿形装置围绕碗形壳体中的短轴旋转。 前腿部分在中心位置处连接到座椅底座的前部,并且在上端连接到扶手装置,该扶手装置又连接到靠背。
    • 89. 发明申请
    • FOLDABLE CHAIR
    • 可折椅
    • US20140346817A1
    • 2014-11-27
    • US13902047
    • 2013-05-24
    • CHIN JWU ENTERPRISE CO., LTD.
    • Chun-Hsien TSENG
    • A47C4/00
    • A47C4/44A47B3/08A47B3/0809A47B3/0812A47B3/0818A47B2003/0827A47C4/10A47C4/34A47C4/42
    • A foldable chair includes a seat frame unit, a leg frame unit, and a leg frame assembling unit. The leg frame unit includes two leg frames and is pivotable relative to the seat frame unit to change between an unfolded use state and a folded state. The leg frame assembling unit includes at least one resilient fastener and at least one pusher. The resilient fastener has a locking head to immobilize the one of the leg frames in the unfolded use state. The pusher has a protruding portion to push the locking head that is retracted inwardly from the seat frame unit, thereby releasing the one of the leg frames from the unfolded use state relative to the seat frame unit.
    • 折叠式椅子包括座椅框架单元,腿部框架单元和腿部框架组装单元。 腿部框架单元包括两个腿部框架,并且可相对于座椅框架单元枢转以在展开的使用状态和折叠状态之间改变。 腿架组装单元包括至少一个弹性紧固件和至少一个推动器。 弹性紧固件具有锁定头,用于将展开的使用状态中的一个腿框架固定。 推动器具有突出部分,用于推动从座椅框架单元向内缩回的锁定头,从而相对于座椅框架单元将展开的使用状态中的一个腿框架释放。
    • 90. 发明申请
    • Chair to Optimize Sun Exposure
    • 主席优化阳光曝光
    • US20140132041A1
    • 2014-05-15
    • US13675351
    • 2012-11-13
    • Dave Manus
    • Dave Manus
    • A47C1/14A47C7/66A47C13/00A47C4/02
    • A47C1/14A47C4/02A47C4/44A47C7/506A47C7/52A47C7/546A47C7/66
    • The present invention is a chair designed to optimize sun exposure that may be used by a person to lie on her back or her stomach. This chair is unique in that it has supports for each arm and each leg of the user. The supports have been engineered so that skin that was once flush to material or to the chair itself is now exposed to the sun, enabling a better, more even tan for the user. In addition the supports can be moved and adjusted to the user's liking. The leg supports can be turned over and used as a table if desired. The top portion of the chair has been designed such that the user can attach material to it and use it as a shade.
    • 本发明是一种旨在优化阳光照射的椅子,其可以由人使用以躺在她的背部或她的肚子上。 这种椅子是独一无二的,因为它具有支撑每个手臂和每个腿的用户。 支架已被设计成使得曾经与材料或椅子本身齐平的皮肤现在暴露在阳光下,使得使用者能够更好,更均匀。 此外,支持可以移动和调整到用户的喜好。 如果需要,腿支撑可以翻转并用作桌子。 椅子的顶部被设计成使得用户可以将材料附着在其上并用作遮光罩。