| 摘要 |
<p>C:WRPorbDCC/PLB/250655Sl.DOC6//I V2009 Abstract There is disclosed a tactile ground surface indicator, comprising a rigid indicator portion arranged to lie over a ground surface, and a rigid projecting portion extending from the 5 indicator portion to be receivable in a cavity formed in the ground, the indicator further comprising a casing applied to the projecting portion prior to receipt thereof in the cavity, the casing being deformable against a wall of the cavity upon insertion of the projecting portion into the cavity to retain the indicator. 10 There is also disclosed a method of forming a tactile ground surface indicator, the method comprising: providing a rigid body comprising an indicator portion arranged to lie over a ground surface and a projecting portion extending from the indicator portion to be receivable in a cavity formed in the ground; and 15 prior to receipt of the projecting portion in the cavity, applying a casing to the projecting portion, the casing being deformable against a wall of the cavity upon insertion of the projecting portion into the cavity to retain the indicator. In addition, there is disclosed a tactile ground surface indicator which is adapted to be 20 fixed with respect to a ground surface, the indicator comprising an indicator portion which is arranged to be positioned over the ground surface and which comprises a bottom, an upper portion and a surrounding sloped side wall which is substantially smooth and extends upwardly and radially inwardly from the bottom to the upper portion, the indicator portion further comprising an upwardly projecting lip extending around the periphery of 25 the upper portion to be engageable with the sole of a person's shoe. H sbt/lnler~oie,4NRPorlbl/DCC/SBT/6322604_ l.doc-13/OS/2014 Fig. 1A K Fig. ID 5 UUFig. IC</p> |
