Communication device holder for vehicles

A communication device holder for vehicles, comprising:

• an upper cover;
• a lower cover, cooperating with and is coupled to the upper cover;
• a left wing member and a right wing member, horizontally displaceable, and disposed between the upper cover and the lower cover;
• a plurality of clamping jaws;
• a plurality of horizontal racks;
• at least one raised portion;
• at least one post;
• a spring;
• a gear and a ratchet wheel having a plurality of teeth;
• and
• a clamping pawl, wherein one end of the left wing member is disposed with the clamping jaw and the other end of the left wing member is formed with the horizontal rack;
• and one end of the right wing member is disposed with the clamping jaw, and the other end of the right wing member is formed with the horizontal rack and also the raised portion is connected with the post formed on the upper cover through the spring;
• the spring pulls on the right wing member to displace towards the outside of the upper cover;
• and the horizontal racks of the left wing member and of the right wing member are meshed with two corresponding sides of the gear wherein pivotally coupled to the upper cover, respectively;
• and the gear is coaxially coupled with the ratchet wheel, and a tooth of the ratchet wheel is coupled to the clamping pawl, which is horizontally displaceable;
• and wherein the ratchet wheel and the clamping pawl are coupled, the gear stops driving the left wing member and the right wing member from moving towards the outside of the upper cover.