Screen protector installation tool

1. A screen protector installation tool for installing a screen protector on a screen of an electronic device, comprising:

a holding base comprising a base body having a holding chamber for holding the electronic device, and two guiding rails extended from the base body at two sides of the holding chamber; and

a pressing assembly which comprises a sliding element, a pressing element connected to said sliding element, and a handle element connected to said sliding element for being operated to drive said sliding element and said pressing element to move, wherein said sliding element comprises two sliding portions which are respectively slidable along said two guiding rails, so as to allow the pressing element to move above said holding chamber to cause said screen protector positioned in said holding base to be installed on the screen of the electronic device;

wherein said holding base comprises a resilient stage which is provided at a position corresponding to an starting end of the screen protector, wherein said pressing element is arranged to be moved across said resilient stage before reaching the position corresponding to the starting end of the screen protector, so as to prevent air bubbles to be generated between the starting end of the screen protector and the screen of the electronic device.

2. The screen protector installation tool according to claim 1 , wherein a positioning film is provided on the screen protector for positioning the screen protector in said holding base when installing the screen protector, wherein the positioning film comprises a hooking end portion, wherein the hooking end portion of the positioning film is covered on the starting end of the screen protector, wherein said pressing element is arranged to be moved across the hooking end portion of the positioning film and said resilient stage before reaching the position corresponding to the starting end of the screen protector, so as to prevent air bubbles to be generated between the starting end of the screen protector and the screen of the electronic device.

3. The screen protector installation tool according to claim 2 , wherein said base body comprises a first baffle block, wherein said resilient stage is integrally extended from said first baffle block, wherein said first baffle block is provided with one or more slots for allowing deformation of said resilient stage.

4. The screen protector installation tool according to claim 3 , wherein said holding base comprises a hook member connected to said first baffle block of said base body, wherein the positioning film is provided on the screen protector for positioning the screen protector in said holding base, wherein the positioning film has a hooking hole arranged to be engaged with said hook member to position said positioning film in said holding base.

5. The screen protector installation tool according to claim 4 , wherein said holding base further comprises a second baffle block and one or more positioning pins extended from said second baffle block, wherein the positioning film has one or more positioning holes for engaging with said one or more positioning pins respectively for detachably mounting the positioning film on said holding base.

6. A screen protector installation tool for installing a screen protector on a screen of an electronic device, comprising:

a holding base comprising a base body having a holding chamber for holding the electronic device, and two guiding rails extended from the base body at two sides of the holding chamber;

a pressing assembly which comprises a sliding element, a pressing element connected to said sliding element, and a handle element connected to said sliding element for being operated to drive said sliding element and said pressing element to move, wherein said sliding element comprises two sliding portions which are respectively slidable along said two guiding rails, so as to allow the pressing element to move above said holding chamber to cause said screen protector positioned in said holding base to be installed on the screen of the electronic device; and

a cover lid disposed on said holding base, wherein said cover lid has a guiding slot matched with said handle element for guiding movement of said handle element, wherein said handle element is capable of being pivotally moved to rotate in and out of said guiding slot;

wherein said holding base comprises a resilient stage which is provided at a position corresponding to a starting end of the screen protector, wherein said pressing element is arranged to be moved across said resilient stage before reaching the position corresponding to the starting end of the screen protector, so as to prevent air bubbles to be generated between the starting end of the screen protector and the screen of the electronic device.

7. The screen protector installation tool according to claim 6 , wherein a positioning film is provided on the screen protector for positioning the screen protector in said holding base when installing the screen protector, wherein the positioning film comprises a hooking end portion, wherein the hooking end portion of the positioning film is covered on the starting end of the screen protector, wherein said pressing element is arranged to be moved across the hooking end portion of the positioning film and said resilient stage before reaching the position corresponding to the starting end of the screen protector, so as to prevent air bubbles to be generated between the starting end of the screen protector and the screen of the electronic device.

8. The screen protector installation tool according to claim 7 , wherein said base body comprises a first baffle block, wherein said resilient stage is integrally extended from said first baffle block, wherein said first baffle block is provided with one or more slots for allowing deformation of said resilient stage.

9. The screen protector installation tool according to claim 8 , wherein said holding base comprises a hook member connected to said first baffle block of said base body, wherein the positioning film is provided on the screen protector for positioning the screen protector in said holding base, wherein the positioning film has a hooking hole arranged to be engaged with said hook member to position said positioning film in said holding base.

10. The screen protector installation tool according to claim 9 , wherein said holding base further comprises a second baffle block and one or more positioning pins extended from said second baffle block, wherein the positioning film has one or more positioning holes for engaging with said one or more positioning pins respectively for detachably mounting the positioning film on said holding base.

11. The screen protector installation tool according to claim 9 , wherein said handle element is pivotally and detachably coupled to said sliding element.

12. The screen protector installation tool according to claim 6 , wherein said holding base has an exit opening communicated to said holding chamber, wherein the screen protector is provided with a release film before being installed on the screen of the electronic device, wherein said exit opening is arranged to allow the release film to be pulled out of said holding base, so as to detached from the screen protector.

13. A screen protector installation tool for installing a screen protector on a screen of an electronic device, comprising:

a holding base comprising a base body having a holding chamber for holding the electronic device, and two guiding rails extended from the base body at two sides of the holding chamber; and

a pressing assembly which comprises a sliding element, a pressing element connected to said sliding element, and a handle element connected to said sliding element for being operated to drive said sliding element and said pressing element to move, wherein said sliding element comprises two sliding portions which are respectively slidable along said two guiding rails, so as to allow the pressing element to move above said holding chamber to cause said screen protector positioned in said holding base to be installed on the screen of the electronic device, wherein said pressing element comprises a scrolling member which is driven to scroll above said holding chamber to press said screen protector;

wherein said pressing element comprises two rotating members extended at two ends of said scrolling member, wherein a diameter of each said rotating member is larger than a diameter of said scrolling member, wherein a curved connecting portion is connected between said scrolling member and each said rotating member, wherein each said curved connecting portion comprises a curved circumferential surface which is arranged to press a curved side edge of the electronic device.

14. A screen protector installation tool for installing a screen protector on a screen of an electronic device, comprising:

a holding base comprising a base body having a holding chamber for holding the electronic device, and two guiding rails extended from the base body at two sides of the holding chamber; and

a pressing assembly which comprises a sliding element, a pressing element connected to said sliding element, and a handle element connected to said sliding element for being operated to drive said sliding element and said pressing element to move, wherein said sliding element comprises two sliding portions which are respectively slidable along said two guiding rails, so as to allow the pressing element to move above said holding chamber to cause said screen protector positioned in said holding base to be installed on the screen of the electronic device,

wherein said pressing element comprises a scrolling member which is driven to scroll above said holding chamber to press the screen protector, two rotating members extended at two ends of said scrolling member, and an axle shaft penetrating said scrolling member and said two rotating members and being connected to said two sliding portions of said sliding element, wherein a diameter of each said rotating member is larger than a diameter of said scrolling member, wherein a curved connecting portion is connected between said scrolling member and each said rotating member, wherein each said curved connecting portion comprises a curved circumferential surface which is arranged to press a curved side edge of the electronic device.