TWM253050U - Constituted keyboard structure - Google Patents

Description

M253050 V. Description of creation (1) The technical collar of the creation This creation is about a keyboard combination structure, and in particular a full size keyboard combination structure suitable for a handheld electronic device. Prior art Handheld electronic device refers to a small, portable electronic device, such as a mobile phone, a handheld PC, or a personal digital assistant (PDA). Since handheld electronic devices can be used in the fields of wireless communications and the Internet, it brings convenience to people in life and more efficient mobile communication processing, and it has become the most popular high-tech electronic product. It is worth noting that the panel of a handheld electronic device is only the size of a palm, and the area of the screen occupies most of the area of the panel. Therefore, the number of keys on the panel is significantly reduced, so the keyboard for general typing cannot be used. ) The keys are all arranged on the panel. In addition, in order to reduce the number of keys, common mobile phones have multiple alphabetic or numeric symbols on the same key, or use the function key to switch the alphabetic or numeric symbols to be entered. Not as handy as a standard typing keyboard (Q werty), and the arrangement of alphabetic symbols is not the familiar arrangement of typing, it will not be easy for users to enter alphabetic symbols without looking at the keyboard . Figures 1A and 1B show the keyboard structure of a mobile phone.

12783TWF.PTD Page 5 M253050

V. Creation instructions (2 upper-sound diagram. Please refer to Figure 1A. The external schematic diagram and internal 20 of the mobile phone and the multi-row and multi-column panel 100. Example uJ: key 120 〇 screen 110 is used to display If you do not come to% Ju yi L points, you can display the entered phone number or newsletter '料 二 Ί2. 0, for example, 1 ~ 9, * 0 ^ 1 η π J- in the order of arrangement, please refer to Figure 1B. It is worth noting疋 'In order to make the electric power of 100 $ have the function of a standard typing keyboard, it is known that the ancient shell of the mainframe, the body 10 == pivotably covers a keyboard panel 106, which has multiple rows and multiple columns. The key 122 is used to input the symbols on the left half of a standard typing keyboard. In addition, the inner surface of the main body casing 104 is provided with multiple rows and columns of keys 124 for inputting the right half of a standard typing keyboard. , And some alphabetic characters or Chinese input method symbols, function keys, etc.) 'for users to easily use the combined keyboard, and the speed keys 122 and 124 for faster symbol input can be combined into a full size Keyboard panel (including 26 inches. However, the familiar keyboard panel Two-sided circuit boards (not shown) need to be provided inside the 106, for the keys 1 20, 12 on both sides to be used individually. This increases the cost. In addition, both sides of the keyboard panel 106 must be provided with a plurality of The keys 120, 122, and the inner surface of the host casing 104 must also be provided with a plurality of keys 124, so the number of keys 120, 122, 124 has increased significantly, but the keys on both sides of the keyboard panel 106 are 1 2 0, 1 2 2 cannot be shared. For example, in the closed state, when the outer side button 1 2 0 is used, the inner side button 1 2 2, 1 2 4 cannot be used. Similarly, in the open state When using the inner side buttons 1 2 2, 1 2 4, the outer side cannot be used.

12783TWF.PTD Page 6 M253050 5. The key 1 2 0 of the creative description (3) causes waste of resources and increases production costs. In addition, when the keyboard panel 106 is turned on, it is not aligned with the center of the screen 110, which is not in line with typing habits or gaming habits. New content Therefore, the purpose of this creation is to provide a keyboard combination structure that is suitable for a handheld electronic device, and the keyboard and the screen are aligned to meet the usage habits. Another purpose of this creation is to provide a keyboard combination structure suitable for a handheld electronic device, in which multiple keyboard panels can be combined into a full-size keyboard structure, so that users can easily use the combined keyboard, and Enter symbols faster. In order to achieve the above purpose of this creation, this creation proposes a keyboard combination structure, which mainly includes a host casing, a first keyboard panel, a second keyboard panel, and a central keyboard panel. The host casing has an accommodating space, and the first and second keyboard panels are respectively disposed on the host casing and cover the accommodating space. In addition, the central keyboard panel is disposed in the accommodation space and is located below the first and second keyboard panels, wherein the first and second keyboard panels are adapted to slide out of both sides of the accommodation space and expose the central keyboard panel. In order to achieve the above purpose of this creation, this creation proposes a keyboard combination structure, which mainly includes a host casing, a first keyboard panel, a second keyboard panel, and a central keyboard panel. The host casing has an accommodating space, and the first and second keyboard panels are respectively disposed on the host casing and cover the accommodating space. In addition, the central keyboard panel is arranged in the accommodation space

12783TWF.PTD Page 7 M253050 5. In the creative instructions (4), and located below the first and second keyboard panels, where the first and second keyboard panels slide out of both sides of the accommodation space, the central keyboard panel移动 It is moved from a first height position to a second height position, and the first and second keyboard panels are respectively joined to both sides of the center keyboard panel to form a full-size keyboard panel. According to a preferred embodiment of the present invention, the above-mentioned first keyboard panel has, for example, a first guide, and the central keyboard panel has a first positioning pin, which is located in the first guide. When the first keyboard panel slides, Out of the accommodation space, the first positioning tip is moved from one end of the first guide to the other end. In addition, the second keyboard panel has, for example, a second guide, and the central keyboard panel has, for example, a second positioning pin, which is located in the second guide. When the second keyboard panel slides out of the accommodation space, the second positioning The tip is moved from one end of the second guide rail to the other end. This creation uses multiple keyboard panels to form a full-size keyboard structure, and the central keyboard panel can be hidden under the first and second keyboard panels when not in use, and the central keyboard panel is aligned with the center of the screen when in use, in line with general Mass usage habits. Therefore, the handheld electronic device can not only retain the original dial keys or other function keys on the first and second keyboard panels, but also can be combined into a standard typing keyboard when a full-size keyboard structure is used, which is convenient for users When looking at the keyboard, you can easily enter alphabetic symbols to increase the speed of entering symbols. In order to make the above and other objects, features, and advantages of this creation more obvious and easy to understand, a preferred embodiment is given below in conjunction with the accompanying drawings to make a detailed description as follows:

12783TWF.PTD Page 8 M253050 V. Creation Instructions (5) " " " ---- For implementation, please refer to Figures 2A and 2B, which respectively show a keyboard of a preferred embodiment of this creation. Schematic of the combined structure. The keyboard combination structure 2 丨 / is used for a handheld electronic device 200, such as a mobile phone, a palmtop ^ or a personal digital assistant. In this embodiment, only a keyboard combination structure 2 10 configured with a mobile phone is used as an example. This key combination structure 2 1 0 mainly includes a host housing 2 2 0, a first keyboard panel & 230, a second keyboard panel 240, and a central keyboard panel 25. The main casing 2 20 has an accommodating space 2 2 2, and the first and second keyboard surfaces 2 3 0 and 24 0 are respectively disposed on the main casing 2 20 and cover the accommodating 2 2 2. The accommodating space 22 2 is, for example, opened in the panel 20f @ where the screen 20 2 is located, and its length, width, and depth have been appropriately designed so that the first keyboard panel 230 and the second keyboard panel 240 are in the position of FIG. 2A. In the state, the length and width of the two can be combined into a whole, and completely cover the accommodation space 2 2 2. In addition, the first and second keyboard panels 2 3 0 and 2 4 0 are respectively slid out of the two sides of the accommodation space 2 2 2 by a sliding structure (not shown), so that the first and second In the state of FIG. 2B, the keyboard panels 23 0 and 240 are located on both sides of the handheld electronic device 200. It is worth noting that the central keyboard panel 250 is disposed in the accommodation space 222 in an unused state and hidden under the first and second keyboard panels 230 and 240 shown in FIG. 2A. However, when the first After sliding with the second keyboard panels 230 and 240 out of both sides of the accommodation space 2 2 2 respectively, the central keyboard panel 2 50 is exposed at the position shown in FIG. 2B. 111 ·! II m I IHB m ii 11 · 1 12783TWF.PTD Page 9 M253050 5. Creation instructions (6) In the best case, the center keyboard panel 250 is aligned with the screen 202, and the first and second keyboards The panels 230 and 240 are also symmetrically located on both sides of the central keyboard panel 250, so as to meet the usage habits of the general public, and are particularly beneficial for playing game software. In addition, in order to enable the first and second keyboard panels 230, 240 and the central keyboard panel 250 to be combined into a full-size keyboard panel, the central keyboard panel 250 can be changed in height by a lifting structure (not shown) so that The height of the central keyboard panel 250 can be changed from the original height below the first and second keyboard panels 230 and 240 to the same height as the first and second keyboard panels 230 and 240. In this way, the first and second keyboard panels 230 and 240 are just joined to both sides of the center keyboard panel 250 to form a standard Qwerty keyboard, for example, including 26 English alphabet symbols or Chinese input method. Symbols, function keys, etc., so that users can easily use the combined keyboard and speed up the speed of entering symbols. In specific applications, the first and second keyboard panels 230 and 240 have a plurality of keys 232 and 242 respectively in the state shown in FIG. 2A and are defined as dial keys, and the keys 2 3 2, 2 4 2 are arranged in accordance with, for example, The order of 1 represents the symbols 1 ~ 9, *, 〇, #, etc., for the user to enter the phone number digits. In addition, the 'first or second keyboard panels 230, 240 may further have at least one function switching key 244 for switching the dial keys to letter keys when the full-size keyboard is combined, as shown in FIG. 2B. In addition, the central keyboard panel 2 50 also has a plurality of keys 252 and is defined as alphabet keys, and the keys 252 of the central keyboard panel 250 and the keys 2 3 2 and 24 2 of the first and second keyboard panels 230 and 240 can be aligned left and right. , Same number of lines to form multiple lines

12783TWF.PTD Page 10 M253050 V. Creative Instructions (7) A multi-column standard typing keyboard. Furthermore, the central keyboard panel 220 can also have at least one specific function key 254, including a shift key, an Esc key, or a control key (Ctrl key). Figures 3A ~ 3B respectively show the three-dimensional schematic diagrams of the two keyboard combination structures created in the present invention, which are assembled in the housing of a handheld electronic device. Please refer to FIG. 3A first. In the design of the assembly, when the first and second keyboard panels 3 3 0 and 3 4 0 slide out of the two sides of the accommodation space 3 2 2 of the host casing 3 2 0, respectively. When outside, the bottoms of the first and second keyboard panels 330, 340 can be used by the user to reach into the fingers 10, 12 of his left and right hands, and can be held on both sides of the host housing 320, while the user's thumb 1 4 1, 16 can quickly press any button 3 3 2, it is very convenient to use, especially conducive to playing game software. In addition, please refer to FIG. 3B. The first and second keyboard panels 330 and 340 can also adopt a hollow sandwich design. Its bottom surfaces 334 and 344 abut against the bottom case 324 of the host casing 320. It is held on both sides of the first and second keyboard panels 3 3 0 and 3 4 0, and the user's thumb can quickly press any key 3 32, which is very convenient to use. In addition, the outer sides of the first and second keyboard panels 3 3 0 and 3 4 0 respectively have a handle 3 3 6 and 3 4 6, which are recessed or raised on the surfaces of the first and second keyboard panels 330 and 340, respectively. For the user to pull the first and second keyboard panels 330 and 340 to the left and right sides. Please refer to FIGS. 4A to 4E, which are cross-sectional views respectively showing the operation flow of a keyboard combination structure of a preferred embodiment of the present invention. The keyboard combination structure 410 mainly includes a host casing 420, a first keyboard panel 43, a second keyboard panel 440, and a central keyboard panel. Please refer to FIG. 3A first, the central keyboard panel 450 is not used.

12783TWF.PTD Page 11 M253050 V. Creative Instructions (8) The panel 450 is arranged in the accommodation space 422 and is located below the first and second keyboard panels 430 and 440. In addition, the first and second keyboard panels 430 and 440 have, for example, a first guide rail 432 and a second guide 442, and the central keyboard panel 450 correspondingly has a first positioning pin 452 and a second positioning pin 454. They are located in the first and second guide rails 432, 442, respectively, and can slide along a specific path in the first and second guide rails 4 32, 442. In addition, a reset spring 4 56 can be connected between the first and second keyboard panels 43 0 and 44 0, such as a coil spring, which can keep the first and second keyboard panels 430 and 440 closed in FIG. 4A. position. Next, please refer to FIG. 4B. When the first and second keyboard panels 4 30 and 4 4 0 are pulled apart by an external force, respectively, the first positioning pin 4 5 2 and the second positioning pin 4 5 4 can be separated. Slide along the first movement path P 1 (shown as a dotted line), and move from one end of the first and second guides 4 32 and 442 to the other end. It is worth noting that in the space design of the guide, the paths of the first and second guides 4 32, 442 can be distributed stepwise with different heights, and the first and second positioning tips 4 5 2, 4 5 4 moves along the path and is located at different height positions. Therefore, the position of the central keyboard panel 450 is also pulled by the first and second positioning pins 4 5 2 and 4 5 4 to gradually change its height, as shown in FIGS. 4A to 4B. Finally, the height of the center keyboard panel 4 50 may be comparable to the heights of the first and second keyboard panels 4 30 and 4 40 to form a full-size keyboard panel, as shown in FIG. 4C. Then, please refer to FIG. 4D, the first and second positioning pins 4 5 2, 454 can also slide along the second movement path P2 (as shown by the dashed line), and the first The moving path P1 and the second moving path P2 form, for example, a

12783TWF.PTD Page 12 M253050 5. Creation instructions (9) Closed circuit. In this embodiment, the intersection of the first and second movement paths P1, P2 is also provided with a baffle (or one-way valve) 4 5 8. It is pivotally connected to the inner walls of the first and second guide rails 4 32 and 442, but the flap can only rotate in one direction (clockwise or counterclockwise) to restrict the first and second positioning tips 4 5 2. 4 5 4 can only enter the closed circuit from the first moving path P 1 in one direction, and exit the closed circuit from the second moving path P 2. Finally, as shown in Figure 4E, the first and second keyboard panels 4 30 and 440 located on both sides of the central keyboard panel 450 are closed inward again, and the central keyboard panel 4 50 and its positioning pins 452 and 454 are restored to the first position again. The original position in 4A. The above-mentioned processes of FIGS. 4A to 4E are only a good example of this creation. Without departing from the spirit and scope of the present invention, other sliding structures or lifting structures can be specifically implemented. From the above description, it can be known that the keyboard combination structure of this creation is suitable for a handheld electronic device, including a mobile phone, a palmtop computer or a personal digital assistant, or other related fields. The keyboard combination structure mainly includes a host casing, a first keyboard panel, a second keyboard panel, and a central keyboard panel. The host casing has an accommodating space, and the first and second keyboard panels are respectively disposed on the host casing and cover the accommodating space. In addition, the central keyboard panel is disposed in the accommodation space and is located below the first and second keyboard panels. The first and second keyboard panels can be slid out of both sides of the accommodation space by a sliding structure, and the central The keyboard panel can be changed in height by a lifting structure, so that the first and second keyboard panels are just joined to both sides of the center keyboard panel to form a full-size keyboard panel.

12783TWF.PTD Page 13 M253050 5. Creation instructions (ίο) In summary, the keyboard combination structure of this creation has the following advantages: (1) Multiple keyboard panels are combined into a full-size keyboard panel, and aligned with the center of the screen. It conforms to the general public's usage habits, and multiple keyboard panels can be stored in the accommodation space to form a small-sized keyboard panel with high functionality. (2) When the first and second keyboard panels are closed, the original dial keys or other function keys can be retained, and when a full-size keyboard panel is used, the dial keys can be switched to letter keys to form a standard typing With keyboard. Therefore, the user can easily enter alphabetic characters without looking at the keyboard to increase the typing speed. (3) The height of the central keyboard panel can be changed according to the actual use conditions, and the central keyboard panel can be hidden under the first and second keyboard panels when not in use to avoid occupying the space of the host panel. Although this creation has been disclosed as above with a preferred embodiment, it is not intended to limit the creation. Anyone skilled in this art can make some changes and decorations without departing from the spirit and scope of this creation. The scope of protection of the creation shall be determined by the scope of the attached patent application.

12783TWF.PTD Page 14 M253050 Brief Description of Drawings Figures 1 A and 1 B show the external and internal schematic diagrams of the keyboard structure of a conventional mobile phone, respectively. Figures 2A and 2B show schematic diagrams of a keyboard assembly structure according to a preferred embodiment of the present invention. Figures 3A ~ 3B respectively show the three-dimensional schematic diagrams of the two keyboard combination structures created in the present invention, which are assembled in the housing of a handheld electronic device. Figures 4A to 4E are sectional views showing the operation flow of a keyboard assembly structure of a preferred embodiment of the present invention. [Illustration of Graphical Symbols] 1 0 0: mobile phone 1 0 2 ·· panel 1 0 4: main body case 10 6: keyboard panel 110: screen 120, 1 22, 124: keys 2 0 0: handheld electronic device 202: Screen 204: Panel 2 1 0: Keyboard combination structure 2 2 0: Host casing 2 22: Storage space 230: First keyboard panel 240: Second keyboard panel 250: Central keyboard panel

12783TWF.PTD Page 15 M253050 Brief description of the drawings 232 242, 252 • Keys 244 Function switching keys 254 Special function keys 320 Main body housing 322 Storage space 324 Bottom case 330 Section • — Keyboard panel 332 Keys 334 344 ·· Bottom surface 3 36 、 • 346: Pull handle 340 The second keyboard panel 410 The keyboard combination structure 420 The main body housing 422 The accommodation space 430 The first keyboard panel 432 The first one 丨 The second keyboard panel 442 The first rail 450 The central keyboard panel 452 ', 454: Positioning pin 4 56: .Return spring 458: • Mask

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Claims (1)

M253050 6. Scope of patent application 1. A keyboard combination structure suitable for a handheld electronic device, the keyboard combination structure includes at least: a host casing with a receiving space; a first keyboard panel provided on the host A casing and covering the accommodating space; a second keyboard panel disposed on the host casing and covering the accommodating space; and a central keyboard panel disposed in the accommodating space, and The first and second keyboard panels are located below the first and second keyboard panels, wherein the first and second keyboard panels are adapted to slide out of both sides of the accommodation space and expose the central keyboard panel. 2. The keyboard combination structure described in item 1 of the scope of patent application, wherein the central keyboard panel has a first height position and a second height position, when the first and second keyboard panels cover the central keyboard panel The central keyboard panel is located at the first height position, and when the first and second keyboard panels are not covered by the central keyboard panel, the central keyboard panel is located at the second height position. 3. The keyboard combination structure described in item 1 of the scope of patent application, wherein the first keyboard panel has a first guide, which has a first movement path and a second movement path, and the central keyboard panel has a A first positioning tip located in the first guide, when the first keyboard panel slides out of the accommodation space, the first positioning tip moves along the first movement path, and when the first keyboard When the panel slides into the accommodating space, the first positioning tip moves along the second moving path. 12783TWF.PTD Page 17 M253050 6. Scope of patent application 4 · The keyboard combination structure described in item 3 of the scope of patent application, wherein the first and second movement paths form a closed circuit, and the closed circuit is provided with a A check valve, so that the first positioning tip enters the closed circuit from the first moving path, and exits the closed circuit from the second moving path. 5. The keyboard combination structure according to item 1 of the scope of the patent application, wherein the second keyboard panel has a second guide rail having a first moving path and a second moving path, and the central keyboard panel has a first Two positioning pins are located in the second guide rail. When the second keyboard panel slides out of the accommodation space, the second positioning pins move along the first moving path, and when the second keyboard panel slides, When entering the accommodation space, the second positioning tip moves along the second moving path. 6. The keyboard combination structure described in item 5 of the scope of the patent application, wherein the first and second movement paths form a closed circuit, and the closed circuit is provided with a check valve, so that the second positioning tip is formed by The first movement path enters the closed circuit, and the second movement path exits the closed circuit. 7. The keyboard combination structure according to item 3 or 5 of the scope of patent application, wherein when the first and second positioning pins are located at one end of the first and second guides respectively, the central keyboard panel is located at a first height Position, and when the first and second positioning tips are moved to the other ends of the first and second guides, respectively, the central keyboard panel is moved to a second height position. 8 · The keyboard combination structure described in item 1 of the scope of patent application, wherein the first and second keyboard panels have a plurality of keys, respectively, defined as dial 12783TWF.PTD Page 18 M253050 6. Patent application number key, and the first or second keyboard panel also has at least one function switch key for switching the dial keys to letter keys. 9. The keyboard combination structure described in item 1 of the scope of patent application, wherein the central keyboard panel has a plurality of keys. 10. A keyboard combination structure suitable for a handheld electronic device. The keyboard combination structure includes at least: a host casing with a receiving space; a first keyboard panel disposed on the host casing, and Covered in the accommodation space; a second keyboard panel is disposed on the host casing and covers the accommodation space; and a central keyboard panel is disposed in the accommodation space and located in the first and Below the second keyboard panel, when the first and second keyboard panels slide out of both sides of the accommodation space, the central keyboard panel is moved from a first height position to a second height position, and the first A first and a second keyboard panel are respectively connected to both sides of the central keyboard panel to form a full-size keyboard panel. 11. The keyboard combination structure described in item 10 of the scope of patent application, wherein the first and second keyboard panels each have a plurality of keys, and the central keyboard panel has a plurality of letter keys, respectively, and the keys and the These letter keys are combined into a Qwerty key. 1 2. The keyboard combination structure described in item 10 of the scope of patent application, wherein the first keyboard panel has a sliding structure, and the central keyboard panel has a lifting structure, which is fixed to the sliding structure. A keyboard 12783TWF.PTD Page 19 M253050 6. When the patent application panel slides out of the containing space by the sliding structure, the central keyboard panel is moved from the first height position to the second height position by the lifting structure. . 1 3. The keyboard combination structure described in item 10 of the scope of patent application, wherein the second keyboard panel has a sliding structure, and the central keyboard panel has a lifting structure, which is connected to the sliding structure. When the keyboard panel slides out of the accommodating space by the sliding structure, the central keyboard panel is moved from the first height position to the second height position by the lifting structure. 12783TWF.PTD Page 20