30-11-2017 дата публикации
Номер: US20170340075A1
Принадлежит:
An arthritic-aiding pin-centering-and-guiding auditorily- snap-locking umbrella comprising: a canopy having tension-adjusting oval openings, a pole having a fixed hub and a movable hub, tension-adjusting rods, rod-locking screws respectively screwed through the tension-adjusting oval openings and into the tension-adjusting rod, three pulleys respectively screwed to the fixed hub and the movable hub, a pulley cord threaded on the three pulleys and attached to the movable hub, a cord hook, two gear cams attached to the movable hub, a cord blocker attached to the two gear cams, at least one pin opening drilled through the pole, an arthritic-aiding grip ring attached to the cord hook, a locking pin attached to the arthritic-aiding grip ring, a recess molded on the locking pin, at least one pin-centering-and-guiding plug and tube having built-in auditorily-snap-locking leaf springs and leaf-spring towers inserted into the pole and aligned with the at least one pin opening, and a tower-locking screw screwed between the leaf-spring towers for locking the plug inside the pole. 1. An arthritic-aiding pin-guiding auditorily-snap-locking umbrella comprising: a canopy, said canopy having a plurality of canopy openings,', 'a plurality of upper ribs, each of said upper ribs having a rib tip,', 'a plurality of lower ribs,', 'a plurality of foldable rib joints respectively attached to said upper ribs and pivotably attached to said lower ribs,', 'an umbrella pole, said umbrella pole having a pole top,', 'a fixed inner hub attached to said pole top,', 'a fixed outer hub molded to said fixed inner hub and pivotably screwed to said upper ribs,', 'a movable inner hub movably slid on said umbrella pole,', 'a movable outer hub molded to said movable inner hub and pivotably screwed to said lower ribs, and', 'a movable tubular elevator screwed to said movable inner hub;, 'a canopy and pole system comprising a plurality of protracting-rod-locking washers,', 'a plurality of tension-adjusting ...
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