Patent ID: 6065900
Filing Date: 2000-05-23
Classification: E01F

Abstract:
A collapsible bollard comprising:a base, said base defining at least one bore therein;a carriage defining at least one bore therein corresponding to said at least one bore defined in said base;at least one impact release insert, said at least one impact release insert received by said one bore defined in said base; said at least one impact release insert having a hole defined therein;a fastening means securing said at least one impact release insert and said carriage to said base; anda sleeve removably fastened to said carriage, said sleeve having a free floating insert lock, a bias means, and a pulley system, said bias means is positioned to cause a downward bias against said free floating insert lock, said free floating insert lock is attached to said pulley system such that said pulley system is able to move said free floating insert lock in a direction opposite to said bias means.