Patent classifications
E
FIXED CONSTRUCTIONS
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E01
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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E01F
ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
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9/00
Arrangement of road signs or traffic signals; Arrangements for enforcing caution
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E01F9/60
Upright bodies, e.g. marker posts or bollards; Supports for road signs
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E01F9/623
characterised by form or by structural features, e.g. for enabling displacement or deflection
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E01F9/631
specially adapted for breaking, disengaging, collapsing or permanently deforming when deflected or displaced, e.g. by vehicle impact
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E01F9/644
by connection of the "slide-shoe" type
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E01F9/644

Energy absorbing post having sliding rail assembly
11021843 · 2021-06-01 · ·

Disclosed is a crashworthy post, which allows a post body to slide rearward along with a vehicle at the early stage of a vehicle collision, and simultaneously a compressive deforming pipe is compressed to dissipate impact energy.

CRASHWORTHY POST HAVING SLIDING RAIL ASSEMBLY
20200190753 · 2020-06-18 ·

Disclosed is a crashworthy post, which allows a post body to slide rearward along with a vehicle at the early stage of a vehicle collision, and simultaneously a compressive deforming pipe is compressed to dissipate impact energy.