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Button protective device of elavator

A protection device and button technology, applied in the direction of transportation and packaging, lifts, etc., to achieve high reliability

Active Publication Date: 2015-02-11
HITACHI BUILDING SYST CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In this prior art, when the button cover covering the surface of the hall button is strongly hit with a hand or an umbrella, the cushion rubber is deflected and deformed according to the impact force on the button cover.

Method used

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  • Button protective device of elavator
  • Button protective device of elavator
  • Button protective device of elavator

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0028] Next, an embodiment of the button protection device for an elevator according to the present invention will be described with reference to the drawings.

[0029] Such as figure 1 As shown, the snap button 1 of an elevator provided with an embodiment of the snap button protection device of the present invention is inserted into the button mounting hole 2a of the panel 2 and held by the leaf spring 2b fixed on the back side of the panel 2 . This snap button 1 has a button frame 1a pressed by a leaf spring 2b, and a stroke portion 1c which is movably held by the button frame 1a and in which a movable contact not shown is formed. In addition, an unillustrated spring biasing the stroke portion 1c toward the front side of the panel 2 is provided in the button 1 . The stroke portion 1c is configured to be able to move to the movable limit 1b against the elastic force of an unshown spring by applying a pressing force. Before reaching the movable limit 1b, the unillustrated mo...

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PUM

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Abstract

The present invention provides a button protection device for an elevator, which can protect a panel on which buttons are installed against impact of mischief. The button protection device protection board is fixed on a surface of a travelling part of buttons in a manner of covering the bottons. A limit part limiting a button pretecting board from moving to the buttons is arranged on a button cover frame which can movably maintain the button pretecting board to the buttons. The button protection board trip itinerary is set smaller than that of the buttons. The button protection board has a substrate portion for applying a pressing operaiton and a connecting and fixing part which is disposed on a rear side of the substrate and is joined to the stroke of the engagement portion of the fixed portion of the button. The button covering frame is provided with a first aperture to allow the insertion of the button box button disengagement, and a second hole, of which the shape and the size are larger than those of the first aperture size. The second hole accommodates the substrate portion of the button protection board.

Description

technical field [0001] The present invention relates to an elevator pushbutton protection device for protecting pushbuttons installed in an elevator car or in an elevator hall. Background technique [0002] In the elevators used by many users who are not specified, there are buttons such as the call button for calling to board the elevator or the opening and closing button for operating the door opening and closing with a hand or an umbrella, and the buttons are damaged or fall off. . [0003] A prior art for protecting buttons from such mischievous damage is disclosed in Patent Document 1. This prior art is a technique for protecting a hall button having a housing, namely, a button frame, mounted on a panel provided in an elevator hall, and a movable contact member, namely, a button frame, which is movably held on the housing. itinerary department. This conventional button protection device includes a button protection plate that is a button cover arranged to cover the b...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B66B1/46B66B1/34
CPCB66B1/34B66B1/46B66B2201/00
Inventor 高桥才明
Owner HITACHI BUILDING SYST CO LTD