| 摘要 |
To provide a device for opening and closing of an electronic apparatus characterized by few elements, simple construction, fixed function and low manufacture cost, the device for opening and closing of an electronic apparatus in the invention joins and makes a second housing constructing the electronic apparatus rotate relative to a first housing, the opening and closing apparatus comprises: an assembly element disposed at a first housing; a support element rotatably assembled relative to the assembly element via a rotary shaft rod to support the second housing; and a rotary control method for controlling rotation of the support element, the rotary control method comprises: a cam method capable of simultaneously rotating with the support element disposed at one side of the rotary shaft rod; and an elastic method disposed at one side of the assembly element and connected with the cam method, making the support element simultaneously rotate with the cam method. |
