Infill for bollard footing hole
The invention relates to an infill which can be inserted into a bollard footing hole. The infill is designed such that it allows a bollard to be fit over it, and the infill fits within a footing hole. Methods of covering a footing hole are also bought.
Patent Number: US7452158B1
Application Number: US2007806692A
Inventor: Siu, Kin Wai Michael
Priority Date: 4 Jun 2007
Priority Number: US7452158B1
Application Date: 4 Jun 2007
Publication Date: 18 Nov 2008
IPC Current: E01F0009011 | E01F0009013
US Class: 404011 | 404010
Assignee Applicant: The Hong Kong Polytechnic University
Title: Infill for bollard footing hole
Usefulness: Infill for bollard footing hole
Summary: Footing hole infill for use in a bollard e.g. post, pole, column and bar, system (claimed) in urban areas and public environment.
Novelty: Footing hole infill for use in bollard e.g. bar, system, has plate having key hole positioned in cap with non-slip unit, where diameter of infill is smaller than diameter of corresponding bollard
建筑/建设
建筑
Siu Michael
美国
