CN1241013A

CN1241013A - Knob for stick switch included in mobile terminal

Info

Publication number: CN1241013A
Application number: CN 99111273
Authority: CN
Inventors: 工藤和裕
Original assignee: NEC Corp
Current assignee: NEC Corp
Priority date: 1998-06-30
Filing date: 1999-06-30
Publication date: 2000-01-12

Abstract

A knob mounted on one end of a stick included in a stick switch and selectively sinkable in the axial direction of the stick or tiltable in any one of preselected directions. The knob further includes a concave surface formed on an end opposite to an end to be mounted to the stick. At least one projection protrudes from the concave surface. The knob is easy to operate and promotes the small size, miniature configuration of a mobile terminal.

Description

Be included in the button of the lever switch device in the portable terminal

The present invention relates to a kind of master cock that is included in hand telephone set or the similar portable terminal, particularly relate to the button of lever switch device.

Comprise many portable terminals of present widely used hand telephone set, be provided with lever switch device by user's action button.Traditional button is installed on the lever switch device, and its end is exposed through a hole that is located on the mobile terminal case, so the portable terminal user can come action button by the touch button end.Yet traditional button has some followingly to leave over unresolved problem, the first, and the button that sets in advance can not protrude the surface of this mobile phone.User's finger can not touch such button easily, and user's finger often slides on this button.This is concerning user's dimension very the motion lever switch device exactly.

Moreover, if the height of button is main to determine that according to being convenient to operate it is enough thick that described portable terminal must be done, in order to avoid protrude from the shell of portable terminal the end of this button.Be an impediment to the miniaturization of portable terminal like this.

The technology relevant with the present invention is disclosed in Japanese Utility Model publication number 61-101920, and 63-19722 and 6-54155 go up and Japanese patent application publication No. 9-204234,8-111144, and 6-260056 is on 2-109226 and the 8-161979.

Therefore, the purpose of this invention is to provide a kind of easy operating, and promote the portable terminal miniaturization, thin type structure be used for a kind of button on the lever switch device.

Button of the present invention is installed in an end of the joystick on the lever switch device, allows selectively sedimentation or tilt to arbitrary predetermined direction on the axial direction of joystick of button.One concave surface is formed on the end of this button, and the relative other end is installed on the joystick.At least one projection is protruded from described concave surface.

Above-mentioned and other purpose of the present invention, feature and advantage can be seen clearlyer from following detailed description with the accompanying drawing, wherein;

Fig. 1 one includes the external perspective view of the portable terminal of the conventional button that is used for lever switch device;

Fig. 2 is the cutaway view of Fig. 1 G-G ' along the line;

Fig. 3 A one shows the external perspective view that adopts a button of the present invention;

Fig. 3 B is the cutaway view of Fig. 3 A H-H ' along the line;

The external perspective view of concrete structure when Fig. 4 shows the button shown in Fig. 3 A and Fig. 3 B and is installed on the lever switch device;

It is the view that how to be installed on the joystick of lever switch device that Fig. 5 shows the button shown in Fig. 3 A and Fig. 3 B;

Fig. 6 shows the external perspective view that button among Fig. 5 and lever switch device are assembled together;

Fig. 7 shows the external perspective view of the portable terminal that includes above-mentioned exemplary execution mode;

Fig. 8 is the partial sectional view of Fig. 7 F-F ' along the line;

Fig. 9 shows the view of concrete situation of user's manipulation lever switch button of portable terminal;

Figure 10 A one shows the plan view of another execution mode of the present invention;

Figure 10 B is the cutaway view of Figure 10 A I-I ' along the line.

In order to understand the present invention better, simply with reference to the conventional button that is used for lever switch device once.Fig. 1 shows the portable terminal that includes a conventional button 101, and Fig. 2 shows in detail this button 101.As shown in Figure 1, this portable terminal comprises the shell of being made up of a lid 121 and one fuselage 122.Described lid 121 is processed with a hole 129, and wherein button 101 places in it.Because button 101 is exposed this button 101 thereby user of portable terminal can touch and move through via hole 129.

As shown in Figure 2, a lever switch device 111 that contains button 101 is welded on or is fixed on the circuit board 112 that places in the described shell with other method.Button 101 comprises a skirt section 104, and it is used for hiding the structure member that places in the described shell; With a protuberance 102, it is positioned at the top in described skirt section 104.The plane is processed in the end of the protuberance 102 that user's finger will touch.This protuberance 102 does not protrude from the surface of shell, thereby can prevent the user from unexpectedly touching button 101 and cause that switch 111 is out of order.

Above-mentioned traditional button 101 has the aforementioned related an open question of leaving over.

Referring to Fig. 3 A and 3B, adopt a kind of button that is used for lever switch device of the present invention with describing.By implementing the attached property of illustration ground the execution mode that applies on the portable terminal is described.As shown in the figure, button, label are 1, in the one side one protuberance 5 are arranged, and want to be installed on the unshowned lever switch device at its relative opposite side.The end of protuberance 5 provides a concave surface 2.Projection 3 is from these concave surface 2 protrusions and play a part block.Described button also comprises a skirt section 4 and a groove 6.

For the button 1 that tilts in the direction of wanting, the user of portable terminal is placed on finger on the concave surface 2 of protuberance 5, and pushes protuberance 5 in the direction of wanting.In this moment, projection 3 is pressed in user's the finger, slides on this concave surface 2 so that prevent finger.Thereby the user can be at the direction of wanting this joystick that tilts.

In described exemplary execution mode, projection 3 is preferably protruded from the center of concave surface roughly.In addition, at least one projection is positioned on the axis, or being positioned at each all axis, described all axis extend on the tiltable direction of lever switch device, such projection 3 departs from lever switch device with a predetermined distance on above-mentioned axis center (seeing Figure 10 A and 10B).

Particularly, as shown in Figure 3A, when skirt section 4 was installed on the portable terminal, skirt section 4 had hidden and has placed portable terminal inner structure parts.The size in skirt section 4 is such, when itself and joystick are separated, can prevent that button 1 is unlikely to slide off the fuselage of portable terminal.Shown in Fig. 3 B, protuberance 54 top protrudes from the skirt section, and is formed with described concave surface 2.Projection 3 is positioned at the center of described concave surface 2 and forms a cube.Described groove 6 is formed on the bottom of button 1, and is not shown so that be used for admitting the joystick of a lever switch device, thereby is used for button 1 location.

Fig. 4 show button 1 be installed in switch operating rod concrete structure, as shown in the figure, described lever switch device is generally represented with 11, as an electronic section, and it comprises a joystick 12.Joystick 12 can be in single plane arbitrary four direction A, B, the direction of C and D tilts, or sedimentation on perpendicular to the E direction on above-mentioned plane.When joystick 12 at four direction A, B, either direction tilts or when pressing, be set at the electrical connection that is used for the signal transmission on the E direction among C and the D.

Fig. 5 represents button 1 is how to be installed on the joystick 12 of lever switch device 11.As shown in the figure, groove 6 is formed on the bottom in skirt section 4 of button 1, and links to each other with the top of the joystick 12 of lever switch device 11.Button 1 can be fixed on the joystick 12 by arbitrary traditional mode, as long as when the real action button 1 of user, it can prevent that button 1 does not break away from joystick 12 easily.Fig. 6 shows button 1 and joystick 11 final assembling results.

Fig. 7 shows a portable terminal that comprises described button 1, and Fig. 8 more specifically shows lever switch device 11 and around the parts around it.As shown in Figure 7, portable terminal is generally represented with 20, and it comprises a fuselage 22 and a lid 21, and both are in conjunction with constituting a shell.Place that to cover on 21 be key 25, it is used for importing telephone number and out of Memory; With a display screen 24, it is used for being presented at the information of input on the key 25.Place a loud speaker or receiver 26 and a microphone or the transmitter 27 in addition that cover on 21.Button 1 is positioned at and is formed on the hole of covering on 21 29.

As shown in Figure 8, be formed on the hole of covering on 21 29 and have an edge 23 that inwardly comes to a point gradually, so that the operation of button 1.Lever switch device 11 can be in horizontal plane with the direction on vertical this plane on move, this lever switch device 11 is fixed by welding in and is connected electrically on the circuit 28.The skirt section 4 of button 1 has the size bigger than hole 29, when being separated with joystick 12 with convenient button 1, prevents that button 1 from sliding off the fuselage of portable terminal 20.

The motion of button 1 is described below in conjunction with Fig. 9.As shown in Figure 9, suppose the user by touch button 1 at the tilt joystick 12 of lever switch device 11 of direction B.Particularly, suppose that the user will point 51 and be placed on the concave surface 2 of protuberance 5 and go up to direction B and promote protuberance 5.Then, the projection of protruding from concave surface 23 is pressed into the head of finger 51, to prevent that pointing 51 slides on concave surface 2.Thereby the user can guarantee on the B direction of wanting and bank control lever switch 11 easily.In addition, the back edge part at protuberance 5 on the B direction also is pressed in the head of the finger 51 that moves on the B direction.So successfully increased the power that protuberance 5 clings finger 51.

And, even being pressed in button 1 next door, the user do not touch outstanding all concave surface 2 of 5, the top edge of concave surface 2 is pressed in the head of user's finger, impels processing ease and operation accurately to put in place.

Moreover the power of clinging of Zuo Yong protuberance 5 also impels on its vertical direction processing ease and operation accurately to put in place in the horizontal direction.Draw thus, an independent button 1 allows lever switch device to move in the horizontal and vertical directions in the mode of wanting.

Below with reference to Figure 10 A and 10B another embodiment of the present invention is described.As shown in the figure, button 31 comprises a skirt section 35 and a protuberance 33, and this protuberance 33 35 top protrudes from the skirt section.A concave surface 32 is processed in end away from the protuberance 33 in skirt section 35.Four

cube projection

34a, 34b, 34c and 34d are formed on the concave surface 32.Center, direction A-D that projection 34a-34d departs from concave surface 32 on direction A-D, with a preset distance are switch 11 tiltable directions among Fig. 4.

When the user wants console switch 11 and will point 51 when being placed on the concave surface 32 (shown in Figure 9), finger 51 touches this concave surface 32 tightly.When user's motion finger 51 on direction A-D is one of any comes recline button 31, on the direction of finger motion, depart from the center of concave surface 32 forward one of among the protruding 34a-34d, and be pressed into the head of finger 51.This has not only increased the power of clinging, and the direction that allows the user feel that projection 34 really tilts.

On the end of above-mentioned each execution mode, be processed with a concave surface, combine closely, only described this concave surface to guarantee that the user points with button end at button.Its key is that recess is processed in the inside on the top of protuberance, guarantees to allow button be pressed into and cling user's finger.Yet this concave surface is arranged to a sharp-pointed edge with button end, is enough to stop user's finger when button tilts.This combines closely relevantly with finger with concave surface, that is, described projection is convenient to the inclination of button.

In a word, obviously the invention provides a kind of button that is used for lever switch device, it has following unforeseeable advantage.The people is action button exactly and at an easy rate because an end of the button that touches be spill and be processed with at least one projection.

Moreover button of the present invention has miniaturization, and small size, thin type structure have been made great efforts, thereby portable terminal is made attractive design.Particularly, because that end that button is touched is spill and is processed with one or more projectioies that be convenient to operation, it can guarantee to cling finger, and does not go by means of strengthening height and increased area.

Those skilled in the art is being subjected under the enlightenment disclosed by the invention, is not breaking away from the scope of the invention, and various modifications can be arranged.

Claims

1, a kind of button is installed in it on end of joystick of lever switch device, and selectively sedimentation or tilt at any predetermined direction on the axial direction of described joystick, and described button comprises:

One concave surface, its formation is at one end gone up, and a relative end is installed on the joystick; And

A projection of protruding from described concave surface.

2, button as claimed in claim 1 is characterized in that described projection roughly protrudes from the center of described concave surface.

3, button as claimed in claim 1 is characterized in that described projection comprises a projection at least, and it is positioned at least one axis that lever switch device can tilt.

4, button as claimed in claim 3 is characterized in that described projection comprises some projectioies, and it places Face to face along on the axis of lever switch device tiltable direction, and departs from the joystick center with preset distance.

5, a kind of button, it is installed on the end of joystick of lever switch device, and selectively sedimentation or tilt at any predetermined direction on the axial direction of described joystick, and described button comprises:

A concave surface, people's finger is placed on it; With

A projection of protruding from described concave surface.

6, button as claimed in claim 5 is characterized in that described projection roughly protrudes from the center of described concave surface.

7, button as claimed in claim 5 is characterized in that described projection comprises a projection at least, and it is positioned at least one axis that lever switch device can tilt.

8, button as claimed in claim 7 is characterized in that described projection comprises some projectioies, and it places Face to face along on the axis of lever switch device tiltable direction, and departs from the joystick center with preset distance.