Patent ID: 9488003
Filing Date: 2016-11-08
CPC Classification: E06C

Claim Text:
1. A portable telescopically extendable and collapsible ladder having an upper ladder section and multiple further ladder sections, each of said ladder sections having two tubular stiles members arranged parallel to each other and interconnected by a ladder rung, wherein the stile members of each ladder section are telescopically inserted into the stile members of an adjacent ladder section and form stiles of the ladder, the ladder further comprising latch mechanisms for locking the telescopically inserted stile members relative to one another when the ladder is extended, wherein the ladder is provided with a stand off device, said stand off device comprising two stand off arm assemblies, each stand off arm assembly being telescopically inserted into a respective tubular stile member of the upper ladder section, wherein each stand off arm assembly has a base part and a stand off arm, said base part and stand off arm being interconnected by a hinge that allows the stand off arm to be pivoted between a position in alignment with the base part and an angled stand off position, wherein the stand off arm assemblies are configured such that, in a retracted position of the stand off arm assembly, the base part, the hinge, as well as at least a portion of the stand off arm are located within the respective tubular stile member, wherein each stand off arm assembly is adapted to be pulled upwards from said retracted position into an extended position wherein the stand off arm and the hinge are out of said stile member with the base part remaining located within said stile member, wherein the stand off arm is tiltable from said extended position into said angled stand off position, wherein each stile member of the upper ladder section is provided with a positioning bracket adapted to engage on a portion of the hinge or on a portion of the stand off arm as the stand off arm is tilted into the angled stand off position, the positioning bracket stabilizing the stand off arm in said stand off position, wherein each stand off arm assembly comprises a hinge lock mechanism adapted to lock the hinge in said angled stand off position of the stand off arm, and wherein the rung of the upper ladder section is connected to each stile member via a connector element comprising a collar receiving a top end of the stile member, and wherein the positioning bracket is embodied as an integral component with said connector element.