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NZ590876A
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A coupling arrangment for guardrails which upon telescopic slinding of the rails causes an increasing clamping force between them
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NZ591975A
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Improvements in and relating to plastic barriers
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NZ587732A
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Terminal post for a barrier that releases cable upon receiving an inline impact.
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NZ593354A
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Crushable impact absorbing road barrier
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NZ591857A
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Energy Absorbing Apparatus
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NZ579282A
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Terminal post for cable barrier with releasable anchor and barrier cables on vehicle collision, and with post body of unitary construction
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NZ576140A
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Energy absorbtion device, typically for road vehicle impact, with shell, and void formed by internal wall(s) spanning completely across shell
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