TWM364963U - Linkage structure for input device - Google Patents

Description

M364963 V. New description: [New technology field] This creation department provides the link structure of the recording device, especially the circuit module on the input device and the link assembly on the button unit. The two-link and the second link are internally and externally cross-over, so that the relative displacement is held by the button unit after the rise and fall of the button unit, and the assembly is simple and fast, and the utility of the assembly cost can be reduced. [Prior Art] According to the technology of computer equipment and its peripheral electronic devices, it has been continuously developed and innovated, making more and more practical and functional electronic devices available on the market today, and most of them are in turn. Sexual electronic devices need to input text, numbers or commands through buttons, such as a mouse, a keyboard, or a game-like rocker, light grab, etc. The design also follows this trend—the trend is rapidly evolving, and (iv) changing with different needs. For example, the keyboard used on the keyboard of the early desktop computer is quite large. The main reason is that the notebook computer is about the light, thin, short, and small, and the best of the series, so the Wei Wei is not expected to be the same design as the keys on the desktop computer keyboard, but must be for the notes. The different characteristics and requirements specified by the computer are changed. The conventional button structure is mainly used for assembling and connecting the button and the bottom plate with a linkage assembly for the upper and lower reciprocating displacement actions, and interlocking 3 M364963

The components can be roughly divided into a cross-link (screw-leg), a sleeve-type or a chute type, which can be raised or lowered. If the fork is slightly (screw-leg), please refer to the eighth figure. As shown in the figure, it is a stereoscopic exploded view of the conventional one. It can be clearly seen from the figure that it has a mutual interlacing M 1 and an external link A 2 each of the key positions on the substrate. , for supporting the upper keycap B, and the two interlaced inner and outer connecting rods a and a 2 interlaced parts are pivotally connected with the rotating shaft A 1 and the shaft hole A 2, and the inside and outside The joints A 1 and A 2 and the key cap B and the base plate c are respectively provided with slide shafts A 12 and A 2 2 and shaft seats B1 and C1 which can be directly coupled, and the cross-link type keyboard The structure is supported by the keycap B, and the key cap B is provided by the inner and outer connecting rods A1, A2 for the upper and lower reciprocating displacement actions, and the elastic body D1 at the bottom of the keycap B is triggered on the circuit board D. Congzhiqing electrical contact, or after the keycap B槪, the elastic cap D i will rebound the keycap B to the original position, so as to achieve the purpose of signal triggering conduction. However, the combination of the connecting rod A 1 and the outer connecting rod 厶2 of the conventional interlocking component A is such that the rotating shaft A丄i of the inner connecting rod 'i is inserted into the shaft hole A 21 of the outer connecting rod A 2 to form an activity. In the case of pivoting, at this time, if the force applied during manual assembly is too large, or if the user repeatedly presses under the keycap B for a long time, the rotation axis A 1 1 of the inner link A 1 is likely to cause stress concentration at the joint. It is easy to cause cracks or breaks; in the process of assembly, the alignment between the shaft A 11 and the shaft hole A 21 needs to be very precise, otherwise the gap fit will be poor and the size will be wrong. Inserting and increasing the inconvenience of assembly with 4 M364963 :=::Γ一～ Yes, how to solve the above-mentioned lack of use is contrary to the manufacturer's desire to study the New York amount. [New content] of the private sector industry. Therefore, the creators have considered the above problems and lacks in the above (4), and the materials are considered through multiple trees, and they have been gambling for many years in this industry: the trial and modification of the experiment began to design such input. : The new born. The main purpose of this creation is to install a connecting rod assembly between the module and the Wei unit, so that the first link and the second link present the inner and outer cross spans = for relative displacement to hold the button single address In the ascending or descending state, when the button unit is in the process of displacement, the abutting shoulder on the second link is forced into the Newcastle series of the second link, and the base is mixed. The joint portion on the positioning plate is relatively displaced, and the elastic body is subjected to the pressure of the shell on the average and exhibits an elastic variable misalignment, so that the weaving key unit stably tilts up or down, and the yaw or skew is less likely to occur. The second purpose of this creation is to assemble the first link and the second link in a cross-over manner. The structure is simple, the assembly is quick and easy, and the assembly is not required to be very precise, thereby reducing the inconvenience of assembly. With the difficulty, it is also possible to use automated assembly jigs for automated assembly to achieve mass production, while at the same time having the effect of increasing production capacity and reducing production and assembly costs. M364963 [Embodiment] In order to achieve the above purpose and structure, the technical means and its functions used in this creation are described in the preferred implementation of this creation. The steps and functions are as follows. Please refer to the first, second and third figures, which are respectively the exploded view of the creation, the exploded view of the connecting rod assembly and the side view before assembly. It can be clearly seen from the figure that the creation includes the circuit. The module 1, the button unit 2 and the connecting rod assembly 3 are composed of: The circuit module 1 is composed of a circuit board 1 1 and a rubber film 12 which can be positioned on the circuit board 1 1 , wherein the surface of the circuit board 11 has a plurality of switch contacts and a circuit layout, and the glue is 1 2 is provided with at least one or more elastic bodies 121 for deforming displacement after being pressed, and the inner top edge of the elastic body 2 has a contact portion 12 2 extending downward for correspondingly resisting the circuit board 11 The switch contacts trigger the conduction output-control signal. The cover button unit 2 is covered on the outer side of the circuit module 1 and has a trapezoidal body 21, and the housing 21 is internally formed with an accommodation space 2丄〇, and the top surface of the body 21 is provided with at least a top surface. - the upper part of the group is corresponding to the butt joint 2 2 ^ and one of the set of butt joints 2 2 is provided with a drop-shaped connection " hole 2 2 1 ', the joint hole 2 2 1 is inclined downward A guide bow surface 2 211 is formed on the surface of the other pair of butt joints 2 2 , and a hollow chute 2 2 2 is respectively recessed, and then a through opening 2221 is formed at the bottom side opening of the chute 2 22 . Turned into 6 M364963

The connecting rod assembly 3 is formed on the inner side 210 of the housing 21 of the button unit 2 and is composed of a positioning rod 31 and a first link 32 and a second connecting rod 33 which are raised or lowered by the working housing 21, wherein The clamping plate 3 1 is provided with a through hole 3 1 1 through which the elastic body of the circuit and the cymbal is inserted, and the through hole 3 1 丨 has two sides and is provided with at least a group of corresponding joints. a portion 312, and the joint portion M2 is in the form of an inverted L__, and an obstruction 3121 is formed at the inner side of the joint portion 3丨2 or an arc-shaped retaining surface 3丄2 is formed to be outwardly tapered. 2 U3 1 2 is embedded in the card with the inner and outer mosquitoes spanning for relative displacement and showing the rising or falling state - the connecting rod 3 2 and the second connecting rod 3 3 ° and the second connecting cup 3 2 The base portion 3 21 is movablely engaged on the joint portion 3 1 2 corresponding to the positioning plate 31, and the lower portion 3 2 1 extends laterally with the lower arm 3 2 2 ' and then the lower arm 3 2 2 The opposite side of the shoulder 3 2 3 ' is provided and extends from the abutting shoulder 3 2 3 with an upper arm 3 2 4 and then the second upper arm 3 2 4 is laterally connected with a guiding rod 3 2 5 and showing a hollow frame shape, and the center of the guide rod 3 2 5 A protrusion 3 2 6 having a through groove 3 2 61 is formed on the inner side; and the second link 3 3 is formed so as to be interposed on the first link 3 2 in an inner and outer cross shape. The movable latch is engaged on the corresponding joint portion 31 $ of the other set of the positioning plate 31, and is correspondingly designed to be open to the convex portion 3 26 , and the second link 3 3 is opposite to the base 3 31 The lower arm 3 3 2 is extended, and then the lower arm 3 7 M364963 3 2 is respectively opposite to the upper arm 334 of the oblique body 3 3 3 for the error. ^ placed on the abutting shoulder 32 3 of the connecting rod 32. The bottom side of the upper branch f 3 3 4 is respectively provided with an opening 3 positioning card hole 3341, which is positioned on the outer side of the card hole 3 3 4 1 (4) 3 4 In the 2 direction, the elastic plate 3 3 4 3 is horizontally extended, and the inner portion of the elastic plate 3 3 4 3 is formed with the first link 3 2 having the abutting portion 3 ^ which is occupied by the opening 3 3 4 2 When the positioning hole 3 3 4 1 is located, the crimping passage 3 3 4 - is elastically deformed, and the abutting shoulder 3 2 3 can be slid along the inner wall surface of the narrow channel _ 3 3 4 0 , Forced to form a stable active pivot after positioning the card hole 3 3 4 1 and not to be out, and then on the second The side of the arm 3 3 4 is laterally connected with a guide rod 3 3 5 so that the second link 3 3 is in the form of a hollow frame. In addition, the base portion 32 of the first connecting rod 32 is provided with at least one or more _3 2 Η ' and the groove 3 2 1 1 is a wire portion 3 2 The bottom surface 3 31 of the second connecting rod 3 3 may also be provided with at least one or more rail grooves 3 3 i丄, and the rail groove 3 3 1 1 is the two sides of the wire portion 3 3 1 The joint can also be formed with a mating surface 3 312; the second branch 3 3 has a thickness greater than the lower arm 3 2 2 ' and the upper arm 3 3 4 can be strengthened. Positioning the card hole 3 3 4 1 as a whole structural strength; further, the two sides of the guide rod 3 3 5 are relatively outwardly extending with a shaft portion 3 3 5 1 , and a guide portion 3 3 5 is formed on the periphery of the shaft portion 3 3 5 5 2° 8 M364963 soft hard wheel 11 material __ made 2 way board, and the flexible circuit board can also have a two-piece layout

The anti-Asian conductive adhesive is bonded to form a circuit layer; and the rubber film i 2 on the circuit board U is also made of a flexible circuit board-body molding or separately, and the elastic body 1 2 1 may be a stone. Eve, rubber or other soft, elastic deformation

Further, the circuit board 11 (such as the inner or outer surface) is electrically connected to the step element, and the button unit 2 can be a metal key case or other pressable button. And on the surface of the button unit ^ can be partially coated with a lacquer layer, so that the unpainted lacquer layer is formed with a pattern, text 'or after the button unit 2 completes the coating layer, and then step by step by laser engraving Forming a pattern and a text, only need to show the arrangement position of each button unit 2 for the user to perform the squatting, but the feature of the creative technique is not limited to this. Anyone who is familiar with the skill in the art is engaged in this creation. Any changes or modifications that may be easily considered shall be covered by the following patent application in this case, and shall be combined with Chen Ming. Please continue to refer to the fourth, fifth, sixth and seventh figures, which are the side view (-), the three-dimensional outer detail (2), the three-dimensional exploded view (III) and the side profile after assembly. As can be clearly seen from the figure, when the above-mentioned members are assembled, the first link 3 2 and the second link 3 3 of the link assembly 3 are respectively engaged with the joints of the miscellaneous plates 3 ! 3丨2 activities embedding the card, and extending the second link 3 3 on both sides of the upper arm 3 3 4 through the first link 3 2 on both sides of the same direction extending the upper arm 3 2 4, this When the first link 9 M364963

323 along the elastic platen 3343 is forced to be in the positioning card hole 3341 and then moved to pivot, so that the first link; 3 2 and the second connection are in a state of straddle, and can also be closed - even #3 2 The bases 3 21 and 3 31 of the two 3 = are not easily detached from the joint portion 3 i 2 . The upper arm 33 has an upper arm pressed into the positioning sister 3 3 4 b and the "4 3 is an elastic deformation displacement, the abutting shoulder 3 3 4 3 of the first link 32 can be 3 .ul ,. and the positioning plate 31 of the connecting rod assembly 3 is good with the first connecting piece

a pair of muscles abutting portion 22, • _ also causes the second link 3 3 to extend in the shaft portion 3 3 5 of the guide rod 3 3 5 嵌入 to be inserted into the inlet 2 2 2 1 of the other set of the butt portion 22 In the chute, the arc-guiding surface formed by the periphery of the shaft portion 3 3 5 1 3 3 5 2 assists the lateral direction=displacement and then the re-action_theft is joined by the bottom of the particle plate 3 i toward the casing 2 1 . The guiding rod 3 2 5 of the first link 3 2 is formed along the guiding surface 2 2 ii which is formed obliquely along the abutting portion 2 2 , and the connecting rod structure is designed, which not only makes the order simple, but also is easy to assemble. , speed ' and can use automatic assembly fixtures for automated mass production and assembly, to achieve increased productivity and reduce the cost of production. M364963 then, the elastic body 121 of the circuit module 1 on the rubber film 12 is passed out of the transparent hole 31 1 of the surface of the positioning plate 31, and elastically supported against the top surface of the casing 21, so that The cover unit 2 is covered on the outer side of the circuit module 1 to form a good shielding effect, and the link assembly 3 is installed inside the accommodating space 210 of the housing 21 for being raised or lowered by the button unit 2 a state in which the cutting planes 3 313, 3 213 extending obliquely outwardly from the bottom sides of the first link 3 2 and the second link 3 3 base portions 3 21 , 3 31 respectively abut against the surface of the positioning plate 31, thereby The assembly of the whole assembly can be completed by limiting the maximum height of the link assembly 3 at the ascending displacement. When the present invention is used, it is first pressed down on the surface of the body 21 of the button unit 2 and pushed by the abutting portion 2 2 of the top surface of the casing 21 against the first part of the link assembly 3 The connecting rod 3 2 and the second connecting rod 3 3 are relatively displaced, so that the button unit 2 is in a rising or falling state. At this time, the rubber diaphragm! After the elastic body 1 2 1 is pressed, the deformation displacement is exhibited, and the contact portion 12 2 inside the elastic body 121 can be pressed downward to the circuit board to form a corresponding switch contact. Electrically conductive, and the board 11 can produce the corresponding (four) 峨 wheel (four) revival effect. During the rising or falling displacement of the key t element 2, the guide rod 3 2 5 of the connecting rod assembly 2 2 link 3 2 is movable in the engaging hole 2 21 of the housing 2 1 to make the abutting portion thereof 2 2 is exposed outside the groove of the convexity = 6 3 2 6 1 , and the second link 2 335 two-side shaft portion 3 3 5 1 in the other pair of butt joints ^ chute 2 = M364963 lateral sliding displacement , the first link 32 can be moved to the corresponding positioning hole 3 3 41 ′ of the second link 3 3 by the first link 3 2 close to the middle position resisting the shoulder 3 2 3 and the first link 32 is the same The two links 33 exhibit the inner and outer crossovers, thereby providing the supporting force required for the rise or fall of the link assembly 3, and simultaneously interlocking the bases of the first link 3 2 and the second link 3 3 3 2 1 , 3 31 are located in the inner side of the joint portion 312 of the positioning plate 31 at the inner side of the engaging portion 3121 or the holding surface 312 2 for horizontal displacement, and the elastic body 121 on the pain piece 12 is averagely received by the housing. 21 After the pressure is applied, the elastic compression deformation displacement is presented, so that the button unit 2 can be stably operated for vertical ascending or descending displacement, and the occurrence of yaw or skew is less likely to occur. The first connecting rod 3 2 and the second connecting rod 3 3 are at the base portion; 3 21, 3 31 are respectively provided with rail grooves 3211, 3311 and abutting surfaces 3 212 , 3 312 , so that the first connection can be The rails 3211, 3311 of the rods 3 2 and the second links 3 3 are joints with the surface of the positioning plate 31. 2, the movable card is inserted, and the two sides of the rail grooves 3211, 3311 abut the surface 3 2 12, 3 312 That is, the positioning is stopped at the outer side of the joint portion 312, so that the assembly of the link assembly 3 is less likely to cause lateral yaw or skew. When the button unit 2 is fully pressed against the circuit module 1, the second link can be accommodated by the brother-link 3 2 to resist the space formed between the shoulder portion 3 2 3 and the upper arm 3 2 4 . The upper arm 3 24 of the 33 and the base 3 31 of the second link 3 3 are correspondingly open to the protrusion 3 26 of the center of the base 3 2 of the first link 3 2 The design can relatively reduce the height of the elastic deformation displacement space of the elastic body 121 after the pressing pressure, and can effectively reduce the elastic body under the size of the non-powerful elastic body 121. 2 The overall height after compression is thinner. Advantages of theization. Furthermore, the above description is only a preferred embodiment of the present invention, and thus is not limited to the scope of the patent of the present invention. The present invention is based on the fact that the link assembly 3 is provided on the surface of the positioning plate 31 in two groups correspondingly and inverted. [The four joints 312 of the shape or the hook form a four-point positioning as the main description, but in the actual application, the present invention is not used as a ship, but also has a single-phase appearance on the surface of the positioning plate 3 i . Correspondingly, the inverted L-shaped or hook-shaped two engaging portions 3丄2 form a two-point positioning, or the two engaging portions 312 form a three-point positioning, etc., depending on the needs of the user or the design is implemented in various combinations, which only need to be implemented. The bases 3 2 1 and 3 3 1 of the first link 3 2 and the second link 3 3 are respectively moved to the joint portion 312 of the positioning plate 31 to provide the first link 3 2 and the second link 3 3, the relative displacement shows a rising or falling state; in addition, the first connecting rod 3 2 can be made of metal material, plastic or plastic steel, and the first connecting rod 3 2 can make the first connecting rod 3 3 can be metal Made of materials, plastic or plastic steel; and the connecting rod structure of the input device is applicable. The buttons used by the mouse and the keyboard, or the joysticks and light grabs that can be used in the game, and the output/input L system; the face-to-face related peripheral devices, so it is easy to use this creation manual and the drawings. Modifications and equivalent structural changes shall be included in the scope of this creation patent and shall be combined with Chen Ming. 13 M364963 In summary, the creation of the input device is the effect of the link gentleman and (4), so the original creation is - the actual _ excellent ° 'light can reach the new patent application", New Law (4), hope If you meet the requirements, please do not hesitate to write a letter. M364963 [Simple description of the diagram] The first diagram is a three-dimensional exploded view of the creation. The second figure is an exploded perspective view of the inventive linkage assembly. The third picture is a side view of the creation before assembly. The fourth picture is the side view (1) of the creation at the time of assembly. The fifth picture is the three-dimensional appearance of the creation in the assembly (2) The sixth picture is the three-dimensional exploded view of the creation in the assembly (3) • The seventh picture is the side view of the creation after assembly . The eighth figure is a three-dimensional exploded view of the conventional.

[Main element 1, circuit module 1 1 , circuit board 1 2, film 2, button unit 2 1 , housing 2 1 0, housing space 2 2, butt joint 2 2 1 , joint hole symbol description: 12 1. Elastomer 12 2. Contact portion 2 211, guiding surface 2 2 2. Chute 2 2 2 1 , inlet 3, connecting rod assembly 15 M364963

3 1. Positioning plate 3 1 1 , through hole 3 1 2, joint portion 3 1 2 1 , track 312 2, holding surface 3 2, first link 3 2 1 , base 3 21 1 , holding groove 3 2 1 2, the joint surface 3 213, the cutting plane 3 2 2, the lower arm 3 2 3, the abutting shoulder 3 2 4, the upper arm 3 2 5, the guiding rod 3 2 6 , the protruding portion 3 2 6 1 , through slot A, linkage assembly A 1, inner link A 1 1 , shaft A 1 2, slide shaft 3 3 , second link 3 3 1 , base 3 11 , slot 3 12 , abutment 3 1 3 , cutting plane 3 3 2 , lower arm 3 3 3, oblique portion 3 3 4, upper arm 3 3 4 0, crimping channel 3 3 4 1, positioning card hole 3 3 4 2, opening 3 3 4 3 , elastic plate 3 3 5, guide rod 3 3 5 1 , shaft portion 3 3 5 2, arc guide surface A 2, outer link A 2 1 , shaft hole A 2 2, slide shaft 16 M364963 B, key cap B 1 , pumping C, base plate C 1, shaft seat

D, circuit board D 1, elastomer

Claims (1)

M364963 VI. Scope of Application: 1. The input link structure of the input device, especially the circuit module that can be set on the input device and the link component on the group element, including the reduction, the first connection a rod and a second connecting rod, wherein: the surface of the money board is provided with at least a set of joints that are mechanically attached; the base of the touch-link is a joint of the movable needle on the positioning plate, and the base - the side of the same direction extends with an arm 'and the middle section of the two arms are respectively provided with opposite opposing shoulders, and a guide rod is laterally connected to the side of the arm; the base of the second link is movablely embedded The card is clamped on the joint portion of the positioning plate, and the two sides of the base are extended to the same arm, and the positioning holes of the two arm sub-sections are closed to the side of the arm, and the guide rod is laterally connected, and then the first The abutting shoulder on the connecting rod is forced to engage in the inner hole of the second connecting rod, so that the first connecting rod and the second connecting rod are formed, and the diplomatic and cross-cutting relative displacement top threat The address of the bribe is raised or lowered, and the elastomer trigger circuit board pair on the rubber film of the key unit of the key unit The switch contacts are formed electrical conduction. 2. The connecting rod structure of the input device according to the patent application 1-1, wherein the circuit board has a circuit board surface having a plurality of switch contacts and a circuit layout, and the rubber film on the circuit board is provided. At least one or more of the miscellaneous bodies that are elastically deformable after being used for the reciprocal movement, and the contact portion is extended under the yoke, and the control signal is triggered by the yoke contacted by the yoke at the bottom of the circuit board. . 18 M364963 3 The connecting rod structure of the input device according to claim 1 of the patent application section [The middle button unit has a casing covering the outer side of the circuit module, and a connecting rod is formed inside the casing The accommodating space of the component, and at least one set of the top surface of the housing is provided with the undocking interface, and the second link of the splicing phase is in the active state. Retrograde 4, such as the link structure of the input device described in the third paragraph of the patent application, the ___ difficult joint hole of the outer shell, the Qiuhexian tree to form a guide, and the first branch of the county at the base two The guide rail is laterally connected to the side of the arm, and the guide rod is moved into the joint hole along the guide surface to be pivotally connected. 5. The link structure of the input device according to claim 3, wherein the surface of the abutting portion of the casing is recessed with a hollow chute, and the opening at the bottom side of the chute is formed with a inlet, and The two connecting rods are extended in the same direction on the two sides of the base and are laterally connected to the side of the arm, and then the sliding rod is displaced by the inlet in the sliding slot. ~ 6. As shown in the fifth paragraph of the patent application scope, the connecting rod structure guide rods of the input device extend relatively outwardly from the axis y of the Kexian people chute (10) and the arcuate surface is formed on the periphery of the shaft portion. . 7. If the connecting device component of the input device described in the specification _ η is on the mosquito surface, the _ village material = the button material through the hole, and the light hole two _ slave = one group or more Corresponding joint portion, and a rail formed on the inner side of the joint portion; 19 M364963 is formed to be outwardly tapered to form a curved arc-shaped retaining surface for the base portion of the first link and the second link to be different from the joint portion The inner track or the holding surface is horizontally displaced. [8] The link structure of the input device according to claim 1, wherein the base of the first link has two legs extending in the same direction with the lower arm, and the other side is provided with the outer part of the body, and After the arm is extended and extended, the guide bar is laterally connected to the side of the upper arm. 9. The link structure of the input device according to claim 8 of the patent application, wherein the central portion of the guide rod of the first-link is formed with a protruding portion having a through-groove, and the protruding portion is connected with the second The base on the rod is 姊 ,, and the money slot is available for the butt joint of the top surface of the button π housing to be exposed. 1 . The link structure of the input device according to claim W, wherein the second link base has a lower arm extending in the same direction on the two sides, and then the two lower arms are respectively formed obliquely inwardly and inwardly. There is a diagonal extension, and the upper arm is extended outwards::::r A first loss, the rod structure, its card hole day ~ W subdivision and the position of the Laikou's position and the Qi sister cast _ mouth at the Qing into money The pressure plate is carefully adjusted to the center of the heart, and the back shoulder of the Le Qin dry is pivoted by the positioning card at the opening. The joint structure of the input device according to claim 11, wherein the bottom of the positioning card hole of the second link extends horizontally with an elastic platen, and A crimping passage is formed at an inner side of the elastic pressure plate for elastically deforming displacement when the first connecting rod abutting the shoulder is pressed into the positioning card hole by the opening, so that the abutting shoulder is crimped along the narrow width The inner wall surface of the channel slides into the positioning card hole and is pivotally connected. 13. The link structure of the input device according to item i1 of the patent application, wherein the thickness of the second upper support f is a nail support, and the rib strengthens the overall structural strength of the positioning card hole. 1 4, if the application of the connecting device structure of the input device described in the fourth paragraph, wherein the base portion of the first link and the second link are respectively provided with at least one or more track grooves and The joints on the two sides of the base have a #合面, and the groove is used to position the joint needle of the silk company, and the mating surface is placed at the outer side of the joint. 15. The link structure of the input device according to the invention, wherein the bottom side of the base portion of the first link and the second link respectively extend obliquely outwardly with a tangent plane to face the cut surface The maximum height at which the displacement of the link assembly is limited on the surface of the positioning plate. 1 6 'If you apply for a patent, turn it over! The connecting rod structure of the input device according to the item, wherein the 4th connecting cup can be made of metal material, plastic or plastic steel. 1 7 The connecting rod structure of the input device described in the W-transfer scope, wherein the first connecting rod can be made of metal material, plastic or plastic steel. twenty one