| 简介 |
FIELD : transportation.SUBSTANCE : cammed border contains base stand, two axles with spring-applied cam on each of them, cramp for cable pass, spring-applied coupling pawl and bumpers, limiting rotation angle of cams. Border additionally contains front pad, rare pad, center bar, two backers, two springs and two blind plugs. Front and rare pads are fixed on the base stand with gap between front and rare pads. Left backer and left spring are sequentially located in the gap at the left from center bar. Right backer and right spring are sequentially located in the gap at the right from center bar. Rare pad fitted with the hollow for spring-applied pawl, which contains sequentially joined handle, longitudinal and cross bars. Two cramp irons are fixed to crossbar. Left backer is fitted with hole for right cramp iron. Left axle and left cam are fixed at left backer. Right axle and right cam are fixed at right backer. Left blind plug is fixed at the left form the gap between front and rare pads. Cramp for cable pass is fixed on front or rare pad.EFFECT : application performance improvement because of safety improving and extension of cam range of use.5 dwg |
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