Patent ID: 9732485
Date: 2017-08-15
CPC Classifications: E01F,E04C

Claim:
1. A column protection apparatus comprising: a plurality of impact absorbing members, each impact absorbing member including a protrusion and a bumper portion including a protrusion receiving cavity formed therein, the cavity having a shape and size that is complimentary to a shape and size of the protrusion of the impact absorbing member; wherein the protrusion of each impact absorbing member of the plurality of impact absorbing members is received in the protrusion receiving cavity of another one of the plurality of impact absorbing members such that a column-receiving opening is formed through the plurality of impact absorbing members, and at least one protrusion of the protrusions that are received in the protrusion receiving cavities of the impact absorbing members is only partially received in the protrusion receiving cavity of a corresponding one of the plurality of impact absorbing members, and wherein the at least one partially received protrusion forms a resilient impact absorbing wall, the resilient impact absorbing wall defining a portion of the column-receiving opening.