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LATCHING MECHANISM FOR MOUNTING PLATE OF PEDESTAL CLOSURE ASSEMBLY

机译:脚底关闭组件安装板的锁存机理。

摘要

A latching mechanism for a pedestal closure assembly has a pair of substantially channel-shaped slots, each slot having two arms, a flanged base and first and second ends. Each flanged base has a cam-like edge and is connected to the second end of each respective slot. The cam-like edge interconnects the upper and lower surfaces of the second end. A pair of legs adapted to be received by each slot are also included in the claimed latching mechanism. Each leg has a limiting edge and includes an end portion adapted to limit the motion of the legs when they are received in the respective slots. At least one flexible latch arm adapted to engage the flanged base of at least one of the slots is connected to one of the legs. Each latch arm includes a finger element beyond the end portion of the limiting edge of the leg. The finger element includes an engagement portion which abuts the lower surface of the flanged base of the leg when the leg is received in its respective slot. The finger element has a cam-follower surface which bears against the cam-like edge of the slot which flexes the latch arm allowing the engagement portion to move beyond the cam-like edge of the flanged base of the slot so that the latch arm engages the flanged base. Thus, the slot is configured and dimensioned to slidingly receive each leg. The latching mechanism and the pedestal closure assembly can be constructed of non-metallic material. Each leg of the latching mechanism can contain a spacer bead and a transverse flange, each flexible latch arm can include an integral lip, and each slot can contain a guide rail. All of these are included to keep the legs more firmly secured in the slots when the latching mechanism is engaged. Additionally, the pedestal closure assembly can have a service wire passageway with a channel slot which allows the internal equipment to be worked on without having to interrupt service and without having to unearth the lower housing section.
机译:用于基座闭合组件的闩锁机构具有一对基本为槽形的槽,每个槽具有两个臂,带凸缘的基部以及第一端和第二端。每个带凸缘的基座具有类似凸轮的边缘,并连接到每个相应槽的第二端。凸轮状边缘将第二端的上表面和下表面互连。要求保护的闩锁机构中还包括一对适于由每个槽容纳的腿。每条腿都有一个限制边缘,并包括一个端部,当它们被容纳在各自的槽中时,该端部适于限制它们的运动。适于接合至少一个狭槽的带凸缘的基座的至少一个柔性闩锁臂连接到支腿之一。每个闩锁臂包括超出腿部限制边缘的端部的指状元件。所述指状元件包括接合部分,当所述腿被容纳在其相应的狭槽中时,所述接合部分邻接所述腿的带凸缘的基座的下表面。指状元件具有凸轮从动表面,该凸轮从动表面抵靠在狭槽的凸轮状边缘上,该凸轮从动表面使闩锁臂弯曲,从而允许接合部分移出狭槽的凸缘底座的凸轮状边缘,从而使闩锁臂接合法兰底座。因此,狭槽的构造和尺寸设计成可滑动地容纳每个腿。闩锁机构和基座封闭组件可以由非金属材料构造。闩锁机构的每个支腿可以包含一个隔圈和一个横向凸缘,每个柔性闩锁臂可以包括一个整体式唇缘,每个插槽可以包含一个导轨。包括所有这些部件,以在接合闩锁机构时将支腿更牢固地固定在插槽中。另外,基座封闭组件可以具有带有线槽的维修线通道,该维修槽允许内部设备的加工而不必中断维修并且不必卸下下部壳体部分。

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