Patent ID: 8757497
Filing Date: 2014-06-24
Classification: H01Q

Abstract:
1. A wireless data card, comprising: a data card body; and an antenna electrically connected to the data card body, wherein an elastic structure capable of enabling the antenna to extend out of the data card body and also retract into the data card body is disposed between the data card body and the antenna, wherein the elastic structure comprises a fastener, wherein the fastener secures the antenna in the data card body when the antenna is retracted into the data card body, wherein the fastener comprises a slide rod connected to the data card body and a slideway disposed on the antenna, wherein a stopping boss is disposed on a bottom surface of the slideway that is away from the data card body, wherein a first retaining step is disposed on the bottom surface of the slideway between the stopping boss and a side wall of the slideway, wherein the first retaining step is higher than the bottom surface of the slideway and is smoothly connected thereto, wherein a second retaining step is disposed on the bottom surface of the slideway between the first retaining step and an inner wall of the slideway that is close to the antenna, wherein the second retaining step is lower than the first retaining step, and wherein the second retaining step is separate from the stopping boss.