Please use this identifier to cite or link to this item:
http://hdl.handle.net/10397/1717
| Title: | Mounting mechanism for removable bollard | Authors: | Siu, KWM | Issue Date: | 29-Dec-2009 | Source: | US Patent 7,637,470 B2. Washington, DC: US Patent and Trademark Office, 2009. | Abstract: | The present invention provides a mounting mechanism for a removable bollard, which has high flexibility and convenience for the removal and reinstallation of the bollard and the socket for inserting the bollard can be covered without having additional devices after the removal of the bollard. | Rights: | Assignee: The Hong Kong Polytechnic University. |
| Appears in Collections: | Patent |
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| File | Description | Size | Format | |
|---|---|---|---|---|
| us7637470b2.pdf | 290.41 kB | Adobe PDF | View/Open |
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