Patent ID: 9500216
Filing Date: 2016-11-22
CPC Classification: F16B,Y10T

Claim Text:
1. A fixing apparatus, comprising: a pressing cover; a base facing the pressing cover; a movable arm connecting between the pressing cover and the base; a chassis connecting with base and defining a first slot and an adjacent slot; an elastic element located between the pressing cover and the chassis; and a supporting shaft extending through the chassis, the base and the elastic element to fix to the pressing cover, the supporting shaft comprising a positioning portion located one end of the supporting shaft; wherein the positioning portion of the supporting shaft moves toward the first slot to insert into the first slot when the chassis moves toward the pressing cover to position the chassis on the pressing cover, the elastic element is pressed to provide an elastic force for pushing the chassis away from the pressing cover, when the positioning portion is switched to be received in the second slot, the movable arm closes with force of the elastic element, the chassis and the pressing cover are spaced apart.