Shallow bollard

Details Shallow bollard Shallow bollard

2007-08-10

2009-10-27

Hartmann, Gary S (Department: 3671)

Road structure, process, or apparatus

Traffic steering device or barrier

Reexamination Certificate

active

07607856

ABSTRACT:
A bollard system includes leveling legs for each section of the system, support plates rotated to distribute force to supporting beams, and connecting angles to join together adjacent sub-assemblies within a single installation.

REFERENCES:
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patent: 3863900 (1975-02-01), Dagiel et al.
patent: 3967906 (1976-07-01), Strizki
patent: 4543905 (1985-10-01), McKenney
patent: 5542203 (1996-08-01), Luoma et al.
patent: 5596845 (1997-01-01), Strizki
patent: 5749189 (1998-05-01), Oberg
patent: 5986576 (1999-11-01), Armstrong
patent: 7325999 (2008-02-01), Schindler et al.
patent: 2006/0090408 (2006-05-01), Darcy
patent: 2007/0086858 (2007-04-01), Morgan et al.

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