TELETOWER.COM LIMITED Patent applications |
Patent application number | Title | Published |
20150204138 | COLLAPSIBLE LADDER - An extendable ladder having a collapsed mode and an extended mode, characterised in that when the ladder is transformed from the collapsed mode to the extended mode, at least one ground stabiliser extends laterally from the ladder to widen the footprint of the ladder. | 07-23-2015 |
20150144428 | TELESCOPIC LOFT LADDER - A telescopic loft ladder has two stiles with sections that are telescopically collapsible within each other, rungs having lateral ends each connected to respective sections the stiles, retractable pins in the ends of the rungs for engaging holes in the stile sections retain them in an extended position, and levers on the rungs that automatically operate when two rungs contact one another to disengage pins of the upper of the contacting rungs from the holes to permit collapse of the next higher rung. Each uppermost stile section is rotatable relative to the section connected to the uppermost rung of the ladder and has circumferentially and axially offset pin receiving holes. At least one resilient element biases the next to uppermost rung away from the uppermost rung to ensure that the locking pin of the uppermost rung engages a hole in the uppermost stile section as the ladder is lowered. | 05-28-2015 |
20140020978 | GUARDRAIL FOR AN ELEVATED WORKING PLATFORM - A collapsible structure is described that can be erected to provide an elevated working platform having two ends and two sides. Two telescopically collapsible ladder frames ( | 01-23-2014 |