Electronic device

Abstract

According to one embodiment, an electronic device includes a housing including an opening, a button disposed in the opening, a switch contained in the housing and operated by using the button, a wall extending in the housing from that part of the housing which surrounds the opening, a sealing member interposed between the button and the switch, covering the opening, and including an edge part extending along a peripheral surface of the wall, and a holder which presses the edge part of the sealing member against the peripheral surface of the wall.

Description

BRIEF DESCRIPTION OF THE SEVERAL VIEWS OF THE DRAWINGS

A general architecture that implements the various feature of the invention will now be described with reference to the drawings. The drawings and the associated descriptions are provided to illustrate embodiments of the invention and not to limit the scope of the invention.

FIG. 1 is an exemplary perspective view showing a portable computer according to a first embodiment of the present invention;

FIG. 2 is an exemplary perspective view, partially broken away, showing a part of the portable computer of the first embodiment;

FIG. 3 is an exemplary exploded view perspectively showing a push button unit according to the first embodiment;

FIG. 4 is an exemplary cross-sectional view showing the button unit according to the first embodiment;

FIG. 5 is an exemplary cross-sectional view showing the button shown in FIG. 4 being pressed;

FIG. 6 is an exemplary exploded view perspectively showing a push button unit according to a second embodiment of the invention;

FIG. 7 is an exemplary cross-sectional view showing the push button unit according to the second embodiment;

FIG. 8 is an exemplary exploded view perspectively showing a push button unit according to a third embodiment of the invention;

FIG. 9 is an exemplary cross-sectional view taken on line F9-F9 in FIG. 8 showing the push button unit;

FIG. 10 is an exemplary cross-sectional view showing the button shown in FIG. 9 being pressed;

FIG. 11 is an exemplary cross-sectional view showing a modification of the push button unit according to the third embodiment;

FIG. 12 is an exemplary cross-sectional view showing a push button unit according to a fourth embodiment of the invention;

FIG. 13 is an exemplary cross-sectional view showing a push button unit according to a fifth embodiment of the invention; and

FIG. 14 is an exemplary cross-sectional view showing a push button unit according to another embodiment.

Claims

1. An electronic device comprising: a housing including an opening;a button disposed in the opening;a switch contained in the housing and operated by using the button;a wall extending in the housing from that part of the housing which surrounds the opening;a sealing member interposed between the button and the switch, covering the opening, and including an edge part extending along a peripheral surface of the wall; anda holder which presses the edge part of the sealing member against the peripheral surface of the wall.

2. The electronic device according to claim 1, wherein the peripheral surface along which the edge part of the sealing member extends is an outer peripheral surface of the wall.

3. The electronic device according to claim 2, wherein the holder presses the edge part of the sealing member against the outer peripheral surface of the wall.

4. The electronic device according to claim 3, further comprising another wall which is provided in the housing and which supports an outer peripheral surface of the holder.

5. The electronic device according to claim 4, wherein the another wall is projected from an inner surface of the housing.

6. The electronic device according to claim 2, wherein the holder is formed in an annular shape which surrounds an outer peripheral surface of the sealing member.

7. The electronic device according to claim 1, wherein the holder comprises a fixing part which presses the edge part of the sealing member, a movable part which opposes the switch, and an arm which connects the movable part to the fixing part.

8. The electronic device according to claim 1, wherein a thickness of a portion of the sealing member, which is out of the edge part of the sealing member, is thinner than that of the edge part.

9. An electronic device comprising: a housing including an opening;a switch contained in the housing;a button disposed in the opening and opposed the switch;a frame provided in the housing and surrounding the opening;a sealing member disposed between the button and the switch; anda holder to be fitted to the frame in a state that an edge part of the sealing member is put between the holder and a peripheral surface of the frame.

10. The electronic device according to claim 9, wherein the holder includes a frame body surrounding the sealing member, and the edge part of the sealing member is held between an outer peripheral surface of the frame and an inner peripheral surface of the frame body.

11. The electronic device according to claim 10, wherein the sealing member is compressed between the outer peripheral surface of the frame and the inner peripheral surface of the frame body.

12. The electronic device according to claim 10, further comprising another frame surrounding the frame, wherein the edge part of the sealing member and the holder are located between the frame and the another frame.

13. The electronic device according to claim 12, wherein the frame and the another frame are provided on an inner surface of the housing.

14. The electronic device according to claim 10, wherein the holder includes a head part opposed to the switch and an arm which connects the head part to the frame body.

15. The electronic device according to claim 9, wherein a thickness of a portion of the sealing member, which is out of the edge part of the sealing member, is thinner than that of the edge part.