TW517254B - Compact switch - Google Patents

Abstract

A compact switch is provided in which a stroke of a push button (2) is long to be improved in the utility and reduced in the cost, and the push button (2) can be positioned precisely. A fan-shaped shaft (17) of a first projection which is formed on a circular second projection (19) provided at each side of the push button (2) engages with a semicircular hole (16) provide in a body (1), while the second projection (19) engages with a recess (20) provided on the inside of the body (1) and the semicircular hole (16). The push button (2) pivots on a center (13) of the shaft (17) to a position where a wall (17a) of the shaft (17) comes in contact with the edge of the semicircular hole (16). As the body (1) can hold the pivot of the push button (2) at a portion adjacent to the opening edge thereof, no metal fixture is needed. Moreover, the shaft (17) of the push button (2) engages with the semicircular hole (16) to act as a supporting shaft and is reduced in the opening angle thereof, thus increasing the stroke of push button (2).

Description

5. Description of the invention (l)

[Technical Field to which the Invention belongs] This invention relates to a related aspect. Field] A small switch for opening / closing an electrical contact. [Prior art] The conventional small switch with a table of 2 operating directions is generally a mimic switch (Micr0Switch) as the main structure of the housing. ; 'It has the support of the button to support the formation of movement, can be set on the main body of the second rotation of the point of its rotation direction on / off (for example, Zhao Zhao elastic yellow or elastomer, and switch connection). > Japanese Patent Application Laid-Open No. 10-188726 When such a small switch is used, the button is to be used under one size and one size. If it is easy to use, it is easy for the elderly to use it. Therefore, ^ (movement of contact opening to closing) and the operation of the button, the (pressing part) is set at the end of the main body, and is integrated in the main body. The fulcrum of the button determines the opposite side of the ^ fulcrum. Button group The fulcrum part of the button is positioned at setting two: 髀 = 置. = Positioning method-The opening of the main body is fixed with a fixing member, square, and the recess at the edge of the opening end, at). The other method is to stop the button from falling off (the first method hole (the second method). Know the structure of the small switch that is located below the side of the main body, refer to the method of Figure 15 (a) (b). The above-mentioned first body 1 is applied; the inside is inserted from its opening 8 and includes: a coil spring 4 a forming a casing and terminals 5 a and 5 b: buttons 2 in the storage room 3; 1. b. The fulcrum axis 2 6 can be self-supported by the body, the conductive part 1 ° a, and free to rotate.

517254 V. Description of the invention (2) The bearing 25a on the edge of the open end of the main body 1, and the fixed cover fixing member 21 can cover the opening 8. The shield fixing member 21 is positioned by being inserted into a recessed portion 2 1 a formed on the outer wall of the main body 1. Each of the first conductive portion 10a and the second conductive portion 10b is provided on a side wall surface facing the storage chamber 3, and is formed integrally with the terminals 5a and 5b protruding from the outside of the main body 1. The conductive portions 10a and 1 Ob are bent downward at one end in the storage room 3, and the root portion of the first conductive portion 10a is covered by the insulating portion 丨 2. The coil spring 4 includes a coil portion 4c, and first and second movable contact portions 4a and 2b of the coil portion 4c, each of which extends at both ends of the wire η, and is bent in the bobbin direction of the coil portion 4c. In the natural state when the button 2 is not pressed, the first movable contact portion 4a is not in contact with the first conductive portion 10a, but is placed above the insulating portion 12. The second movable contact portion 4b is always in contact with the second conductive portion 10b. With this structure, in the natural state, the terminals and 5b are not conductive, and the switch is in a closed state. In this structure, when the push button 2 is pressed down, the button 2 rotates with the support section & as the center axis fulcrum, and with the coil of the coil spring 4: = the coil section is pressed below the storage room 3 . Move the same as below: the second one is bent, the button 2 'state' shown by the moving contact line of the coil portion 4c to the storage room 3 can be resisted first: button 2: the terminal Bent on the inclined sheet. In this way, by pressing down and turning on, the switch is turned on by the coil spring 4 to make the switch on. When the pressure under the button 2 is released, the button 2 is torsioned by the coil spring 4.

517254 V. Description of the invention (3) Press upwards with the restoring force, so that the pressing part 2 a protrudes toward the outside of the main body 1. The first movable contact portion 4a of the coil spring 4 comes into contact with the insulating portion 12 above the insulating portion 12. The second movable contact portion 4b returns to the original position (flat portion) on the conductive portion 1 Ob. Next, the structure of a small switch to which the second method will be applied will be described with reference to Figs. 16 (a), (b), and (c). This opening relationship is followed by closing the fulcrum axis 26 of the button 2 to a shaft hole 25 provided on the side of the main body 1. The positioning of the freely movable position of the button 2 is performed by contacting the button-side stopper 6 formed near the fulcrum shaft 26 with the main body-side stopper 7. The other structures and operations are the same as those shown in Fig. 15 (a) (b) (c), so the same symbols are assigned to the same structures and their descriptions are omitted. As shown in FIG. 15 (a) (b) (c) above, when the button 2 is assembled and fixed with a cover fixing member 21 for fixing, the button 2 can be formed at the extreme end of the main body 1. As the fulcrum bearing 25a, the length hi from the bearing 25a to the bottom surface of the main body 1 can be lengthened. As a result, as shown in FIG. 17, if the length from the bearing 25a to the bottom surface of the main body 1 is hi, when the button 2 is depressed, the stroke si of the button 2 can be made longer. However, since the cover fixing member 21 for fixing is necessary, there are problems of increase in cost and assembly man-hours. In addition, as shown in FIG. 16 (a) (b) (c) above, when the fulcrum shaft 26 serving as the fulcrum of the button 2 is fitted to the shaft hole 25 on the side of the main body 1, The shaft hole 25 is provided below the opening end face, so compared with the former structure, the fulcrum shaft 26 of the button 2 is further down, so that the length h2 from the fulcrum shaft 26 to the bottom surface of the main body 1 is shorter. As a result, as shown in FIG. 17, if the fulcrum axis 2 6 in this case (denoted here as 2 6 ′) and the main axis

517254 V. Description of the invention (4) The length of the bottom surface of the body 1 is h 2. When the button 2 (here, 2) is pressed, the stroke s 2 of the button 2 is shortened, and it is difficult to use it. problem. In addition, as shown in Figure 16 (a) (b) (c), Yu is in the main body! Near the shaft hole 25, the main body-side stopper 7 is arranged. In order to make the movable range of the button 2 as long as possible, the shaft hole 25 is provided near the end face of the main body}, so the shaft hole 25 and the main body side are braked. The distance between pieces 7 becomes shorter. As a result, the positioning accuracy of Act 2 becomes worse. Furthermore, as the self-torque of the f-coil force becomes greater, the strength of the main body-side stopper 7 and the button-side stopper 6 becomes greater than the operation direction of button 2 = 1 f. To resolve the above problems, this issue

A small, easy-to-use and low-cost small switch. The purpose of a good invention is to provide a small switch with a precise positioning of the buttons and a knife brake strength brake. Summary of L Numing] The invention of claim 1 in the scope of patent claim is a small switch with a main body coil spring surface and a linear contact portion; a storage room is formed inside; π ^ Main < Opposite $

There is a fulcrum support inside the coil part and one of the 丨 and 2 ^ nano chambers at both ends of the coil part, which can rotate freely. The value is r of the coil part: the coil part touches, # due to the free state Shi Liping pushes upwards forcefully so that the other end passes through the opening of the main body

517254 V. Description of the invention (5) The main body protrudes outside so that the other end becomes a terminal at the time of switching operation, and has a second working part protruding from the side wall surface opposite to the storage room; and 1 and a second conductive part, the first When the conductive part i is in a free state, the first movable contact part set by the fish ^ is in a non-contact state. By switching the operating part of the switch 1 = * ^ to know the button, the coil spring is moved and the lower part of the guard is in contact. The second conductive portion and the coil impinge on the second; ^ movable contact maintains a contact state, which is characterized by: ~ brother 2 The movable contact portion often has buttons on both sides of the movable contact portion for supporting the button to be freely rotatable. A slightly semi-circular hole formed by the arc edge of the W axis and the straight edge, the hole is connected to the opening of the main body, and the arc edge forms: ί ::; 丄: the straight edge and the The end wire connection has a slightly semi-circle = = = = hole formed coaxially, and the fan-shaped convex portion can be convexly convex, which can be more slightly rounded and formed on the body. The part on the side is used as the fulcrum circle of the button: the hole is more sinful and the opening = the convex part is closed in a slightly semicircle f2 The first sound of the first sector of the spread angle of the convex portion of the button, apparent denier binary margin shaft, the sector dislocation small guar application du sad Μ M m of the stroke of the button longer known. The hole of the invention of the 2nd invention covered by the patent is formed by the co-existence of coaxiality? Fangabai /, the main body of the province is slightly «formed in the second convex part of the mouth-shaped brother 2 convex 邛, and the inner surface of the fan-shaped convex part connected to the inner surface of the / have two and 40% !! The main body is slightly… a recessed part where the convex part 2 of a person is fitted. borrow

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Page 10 517254 V. Description of the invention (6) The second convex part of this technology button is fitted to the brake member ^, 'the concave part of which prevents the main button from coming out from the direction orthogonal to its support shaft. The hole is in solid contact with the peripheral surface, so that the button is transferred to a small switch of the invention in the third scope of the patent application. Among them, the end face of the convex part of the unique stomach / shaft \ exclusive / range has an inclined surface, = Convex, work inside the body opening =. . The excuse of the 4th patent of Month's patent is a type of switch, in which the button is a small piece of the right π # / month patent target, which can be separated from its pivot axis. Formed in the second braking position of the main body, the pressure of the coil spring is turned toward p1 ~ 2, and the braking component is in contact with the contact to perform the free state of the button. The braking component = the pivot axis extends The first braking element and the first formed on the main body :; dagger; contact, you can get a sufficient braking element strength I, and, because it can prevent the brother: the moving parts are separated from each other and the f button: positioning, it can make its accuracy improve. Nomatsu's patent application No. 5 in the scope of the small switch, j: towel, m, ㈤ May is the same as the scope of the patent application in Section 4; ㈣ 2 brake parts are prominently provided in the storage: II. P touch. Refining this' self-fulcrum axis: It is *, which can improve the positioning of the position of the button in a free state: ;;: In addition, because it can form a brake member with sufficient strength, the button Γ ;; thin; page 11 V. Description of the invention (7) Miniaturization and miniaturization. The invention is a small switch of the 6th invention in the scope of patent application. Among them, the i-th brake: the second patent, the fourth direction of the sibling; te q ^ You know from the angle: the protrusion of the pivot of the button in the opposite direction is large. The second system flip buckle, the inner wall surface of the end of the main body, and the protruding contact member are disposed thereon, the distance of the movable member can be changed to be longer, and the angle / pivot is further improved. The location of the position of the evil spirit is fine. The invention of item 7 of the scope of the patent application is a small switch that is hit by & wherein the first brake strain is within the main body of item 4 of the patent scope. 〇nap Feed) method assembled into the eighth invention of the scope of patent application is a small switch made by & *, where the i brake: the slightly center of the side of the fourth scope of the scope to the opening direction of the main body is The two braking members formed in the button are two concave portions protruding from the main body, the second and third. Thereby, it is not necessary to form a convex sheet for the braking member to be used in the recess, which can reduce the cost. Convex, so the 9th invention of the patent application scope of the shape of the component is a small switch such as this one, in which the i-th brake member is at the slightly center of the side of the fourth side of the J Lee range and faces y on both sides of the main body; The two stoppers of the button are formed on the inner walls on both sides of the main body. The end of the first slot and the end of the slot are in contact with the convex portion. = The cut of the convex part The metal used is not undercut. If this is not the case, it is easy to manufacture the main body. Article 4 makes more content 517254 V. Description of the invention (8) I The invention of item 10 of the patent scope for application is Λ ^ Equipped with: It is a small switch, which is called a main body and forms a storage room inside; The surface, circle, and circle are yellow, straddling the inside of the main body ... Said, there is a coil portion and μ # $ ^ &, the inner side is opposite to the side wall moving contact portion; P and sighs in the coil portion First on both ends! And the second button of the accommodating room, there is a fulcrum in the main body to support the free-hearth coil. The coil: the end of the coil is in contact with the coil part. When the elastic force of 往 goes up and in the free state, the main body is used to protrude, so that the 彺 terminal passes through the opening of the main body, and ί has: Ί 操作 the operating part when the switch operates; and 1 and 2 Conductive No .: The first movable contact protruding to the opposite side wall surface ¥ f 卩 When in the free state, the button of the coil spring is in contact with the button / when the lower part is in contact due to the switching action 3; conductive = The second movable contact part that maintains the contact circle is often characterized by: 忒 The button has a 丨 disengagement mechanism extending from the fulcrum axis for positioning of the button, and the second stopper of the main Ermo bean, The second braking element is in contact with the first braking element of the button that is turned by the coil spring in the closing direction to position the position when the button is in a free state. As a result, the positioning accuracy of the button is good, and sufficient strength of the brake can be obtained. [Preferred Embodiment of the Invention] Page 13 517254 V. Description of the Invention (9) (First Embodiment) FIGS. 1 to 8 show a small switch of the first embodiment of the present invention. In: In the figure, 'the switch includes a main body 1 forming a box-like housing; a spring 4 having first and second movable contact portions 4a and 4b arranged in the storage room 3 of the main body 1; There are fulcrum supports for the button 2 that can be rotated freely; and second, there are terminals 5a and 5b of the first conductive portion 丨 and the second conductive portion 10b protruding from the opposite side wall surface of the storage room 3. The main body 1 is formed of a resin-shaped box-shaped body, and an opening 4 is provided on the upper surface. By the operation of the button 2, the movable contact part ^ ί 1 ^ the electric part 1 〇a becomes contact / non-contact, whereby the terminals 5a, 5b become conductive / non-conductive, that is, the switch becomes on / off. The first conductive portion 10a and the second conductive portion 10b are respectively disposed on the right two i and the left end surface of the storage chamber 3 (as shown in FIG. 1), and the first conductive portion 10a and the second conductive portion 10b are "longitudinal pieces 15a, 15b," Each of the protrusions from the end surface of the main body 1 to the outside is integrally formed. The electric current on the storage room 3 side of the conductive portions 108 and 10b is bent downward. The insulating portion 12 integrated with the main body 1 covers the main body 1 side of the first component I :. The side of the carcass of the insulation state is opposite to the front end side, and the first movable contact portion 4a of the coil spring 4 is easily moved between the crotch portion 12 and the first conductive portion 10a. The coil spring 4 includes: a coil portion 4c; and first and second movable contact portions 4b, each of which is bent at the bobbin direction of the coil portion 4c, at both ends of the coil to extend the elastic movement of the coil. The coil spring 4 is arranged transversely: when the second movable contact V electric part 10b is closed between the inner wall surfaces on both sides of the inner chamber 517254 in the closed state. 5. Description of the invention (10) is placed on the insulating part 12 . Figure 1 (a) shows that the open relationship is closed, and the terminals 5a and 5b are non-conducting. Next, the supporting structure of the button 2 will be explained. The shafts 1 7 provided on both side surfaces of the button 2 are fitted into slightly semicircular holes 丨 6 1 (hereinafter referred to as holes) provided on both side wall surfaces of the main body 1. Thereby, the button 2 is rotatably supported in the main body 1. The hole 16 is formed by an arc edge and a straight edge. The straight edge is located near the end edge of the opening 8 of the main body 1, and the arc edge is formed in the opposite direction of the end edge. The axis 1 7 of the button 2 is formed by the first convex portion ^ having a fan shape with a smaller semicircular angle, and is integrally formed on the second convex portion 丨 9 of the circle provided on the button 2. The shaft 17 (the first convex portion) and the second convex portion 19 are formed coaxially. The button 2 is assembled in the main body 1 coaxially with the center of the shaft 17 and the hole 16. When the button 2 is assembled in the body 1 and the shaft 1 7 fits into the hole 16, at this time, the round second convex portion 19 competes with the hole 16 and is located in the body adjacent to the hole 16. Human body part 20 with a slightly rectangular wall surface (refer to FIGS. 5 and 6). The structure of the button 2 will be described below. Button 2 contains ... Press the following parts: part 2a, to press the coil ㈣ to form a slightly triangular shape in the storage room 3, circle the pressing part 22; connect the pressing part 28 and the coil press (^ «7) Since # ί 2% = moving, half * axis is # 直 之 ® column 24; the 81 column 24 19 ^^ red ^ the rounded second convex portion 19; formed on the second convex portion 4, and / or the rotation center 13 is formed by the protruding member J (the first braking member) protruding toward the storage room 3 side. Here, as shown in FIG. 8, the relationship between the dimension f between the seventeen shafts A ·, =, the second convex portion 19 and the width g of the rod 23 is .e > f > g 〇 page 15 517254 V. Description of the invention (11) When the operation of pressing the button 2 is performed, the fan-shaped shaft 17 is guided to the circumferential surface of the hole 16 to rotate, and the rotation center 13 of the shaft 17 is supported by the straight edge of the hole 16. The rotation is limited to the straight line between the wall surface 17a of the shaft 17 and the hole 16, and the edge contact is limited. When the button 2 has no downward pressure, the button 2 uses the returning torque of the coil spring yellow 4 to make the coil pressing part 22 of the button 2 contact the coil part and press it upward, and insert it through the opening 8 of the main body i. Make the lower part. Toward the main body In order to make the shaft 17 easily fit into the hole 丨 6 of the main body when the switch is assembled, an inclined surface 17b is formed on the shaft 17 of the button 2. In this combination, the edge of the opening 8 of the body j is bent and enlarged. In order to make it easier to perform, a notch 1 d is formed on the side of the main body. The button-side stopper 6 of the button 2 comes into contact with the body-side stopper 7 (a second stopper, not shown) when the button 2 is in a free state. Thereby, positioning in the free state of the button 2 can be performed. Furthermore, the switch of this embodiment is a right-handed operation type in which the button 2 is turned counterclockwise when the button 2 is pressed. Next, the on / off state of the switch configured as described above will be described. Figure 1 (a) shows the switch in the off state, and Figure 2 shows the switch in the on state. When the push button 2 is pressed, the push button 2 is rotated counterclockwise with the center of rotation 丨 3 as an axis fulcrum, and the push button 22 presses the coil section 4 (: downwards to the storage chamber 3. As the coil section 4c moves downwards With the torsion coil spring 4, the first movable contact portion 4a is separated from the insulating portion 12 and moved to the first conductive portion, and is pressed against the first conductive portion 10 by the restoring force of the torsion of the coil spring 4. a on the bent inclined piece of the a. The second movable contact portion 4b is also pressed on the bent inclined piece 1 of the second conductive portion 10b by the restoring force of the coil spring / torque. 517254 V. Description of the invention (12 ) The 'on-off' switch is turned on. In addition, when the pressure under the square «U 4¾ A female button 2 is released, the coil pressing part 22 is pressed upward by the coil spring A Λ restoring force, so that the pressing part 2 a goes to The outside of the main body! The movable contact part 4a of the official 1 is located on the insulating part 12. The second can 44b returns to the original position (flat part) of the conductive part 10b. 妾 In the switch of this embodiment, # 由° is formed by the extended surface of the circumferential surface = of: (Diaco Figure 6). The groove 18 is assembled on the button 2 at 17 and the second convex portion The guide member of 19, this ^ ^ becomes the contact of the car by 18, and prevents the position of button 2 left > and the slot button 2 from shifting. The brake member that swings to the right can prevent pressing. By reducing the fan angle, the movement of the button 2 can be increased. In this case, == the contact area of the slightly semicircular hole 16 of the corner body 1 = the circumference of the main tear wall and the hole 16面 接 ； :: Middle == Convex stability. In addition, reducing the opening angle of the hole 16 will not fail to turn / semicircle $ (fan shape), but also stable and ^ σ 'Even if it is reduced to 1 can be It does not penetrate to the opening outside the main body 1. In addition, the so-called slightly semi-circular holes in the 'holes 16' are also included. "In addition to the scope of the patent application, as shown in Figure 5, the structure to prevent left and right shaking. The relationship between the width dimension c of the groove 18, the Xiao body! And the clearance dimension d of the moving brake member forms the sum of the distance between the second convex portions 19 > the distance dimension d between the left and right sides. The total of 13 This brother 2 The wall surface of the protrusion 19 is often 517254

It can be contacted with the stepped groove 18, thereby making the button 2 _ fixed. In addition, a cross section of the button 2 is shown in FIG. 5. The pressing part 2a is actuated by the actuating piece of the detected object (not shown is the row switch. Here, corresponding to the button 2 =, and entering the edge, open to prevent the actuating piece from opening. The opening t of the end 1 of 8 is used ... Refer to FIG. 3 (〇). By this, the button 2 is moved;; = missing (second embodiment) FIG. 9 and FIG. 10 show a switch according to the second embodiment of the present invention Same as the first embodiment, including: the main ri forming the housing ;: there are: 1 and the coil spring 4 of the second movable contact portion 4a, 4b; in the main & ^, the button 2 which can be rotated freely; And the second with the magic conductive part ^ and the second conductive f2: Because the example of each amateur 1 outside the structure of the main body 1 and the button 2 is the same, the description of the same elements is omitted ( The following is the same.) The same Ding Fu is provided on the main body 1, and is provided with a braking member 7a (second J moving member) extending upward from the bottom surface. On the button 2, a button boom is formed from the vicinity of the shaft 17 and downward. 6a (the first brake element). The brake arm on the button side "positions the button 2 in its free state by the contact of the toilet body side f mover 7a. In addition, Between the body 23 and the button-side brake arm 仏, a thin plate portion 27 for stopping the main body-side brake piece 7 a is provided. The bow 丨 guide = the body 1 Λ is provided with a spring elastic if Λ extending upward from the bottom surface. When the button 2 is pressed, the position of the movable contact part 4a and the second movable contact part 4b of the coil steam 4 can be restricted. M7254

妾 Γ: 4 :, 4b For the first conductive portion i0a and the second conductive portion i0b, in the second example, the body-side stopper 7a and the spring guide ua are composed of one member. When the pressing force is released, use the :: body = two of the torsion state of the coil spring 4 to turn clockwise and press the button-side brake arm. By the contact of the side brake member, the position of the button 2 in the free state is in this embodiment. The distance A of the front end of the side brake arm 6a of the self-shaft 17 of the button 2 is more familiar than the ^ 13 to ^ buttons to the brake. The distance between pieces has been lengthened significantly. Therefore], since the second is better, the positioning accuracy of the button 2 in the free state is more accurate. By using the button-side brake arm 6a, the spring bounces and twists the soil. Because it has a strong I, it can make small Slim type of switch: Low;: Brake unit (third embodiment) Jade compact. Fig. 11 shows a small opening relationship of the third embodiment of the present invention in which the button 2 is manually operated when it is pressed. The other elements having the same structure and operation as those on the left of the door are given the same reference numerals, and the ^ is omitted: the example is the same, so it is clear to the (fourth embodiment). Fig. 12 shows a small example of the fourth embodiment of the present invention, in which the push button 2 is two on the opposite side of the center 13 of rotation. The brake hook 6b (the first brake =) protruding from the inner wall of the end portion of this embodiment is formed by providing a notch 14 toward the main body 1. The main body 1 is present at 1. The brake hook 6b is a brake piece 7 "protruding from the upper end of the inner wall.

Page 19 517254 V. Description of the invention (15) In this structure, when the button 2 is not pressed, the brake hook is turned back clockwise by returning the force state of the coil, and the pressure is turned upward by the brake hook clockwise = The lower surface of the moving member 7b is contacted. As a result, the button 2 is flexible in the automatic job. In the second = assembly; when the main body 1 is made, the Φ, Φ, and Μ s are made in this example, because the button 2 can be used to implement the example *, although the accuracy is in accordance with Μ. In addition, It has a lack of elasticity π. 4 'But it can also be formed on the main body 1 side (fifth embodiment) In the example, the small switch of FIG. 1 according to 3 L is not the same as that of the two embodiments. The button formed in the recess of this embodiment : ^ The upper end of the center is provided with 2), the brake side 6c (the first brake). For example, (b the upper end is slightly in the water body side brake 7c (the second brake) Pieces) It is easy to insert when the protrusion 2 of the opening 8 faces the inward side protrusion I and becomes the 1 with the inclined surface on it. When the button 2 is assembled into the body through the opening 8 in the structure, the torque state is restored: = 于其 未When it is pressed, the concave portion f of the coil spring 4 button-side stopper 6 c is turned upward and turned clockwise, and the convex portion of the free body-side stopper 7 c of the button 2 is contacted by the row, and It is not necessary to position the button at the position where ^ f is formed. In this embodiment, the manufacturing cost can be reduced. 1 The convex part for the moving part, so the shape of the component is simple 517254 V. Description of the invention (16) (sixth embodiment) Fig. 14 shows a small switch of a sixth embodiment of the present invention. For each > example, the button 2 is located at the slightly center of both sides of the switch, with a reason; The button-side stopper 6d formed by the convex part of the inner wall of Bembesch (shown in Fig. 14 (b) of the moon body of the ith moon), the button-side stopper 6 (1 under the mask '). This slope has this slope Assemble the button 2 through the opening 8 and insert it. As shown in Figures 14 (c) and 14 (d), the easy-side stopper 7d (the second stopper) is borrowed from the recess 1: 1. The upper end face of the slot (Slit) formed by the trajectory of the button body movement is composed of the moving member 6d to turn ^, I: ::.: ^: The side stopper cut groove 譲) as in the example and in; The positioning of the position in the free state. The fixed parts used in this implementation have no under cut, and the brake parts with good accuracy are described. [Feasibility of industrial use] The present invention is for electric Contacts on / off] in mobile phones and other various people's livelihood equipment, \ On two: two benefits long and easy to use. Make it private: the movement of the button

Page 517254 Brief description of the diagram [Simplified description of the diagram] Fig. 1 (a) is a sectional view of the first embodiment according to the present invention, and Fig. 1 (b) is a side sectional view of the same switch, Fig. 1 (c) is a top view of the same switch as omitted. Figure 2 is a sectional view of the same switch when it is turned on. Figure 3 (a) is a front view of the same switch, and Figure 3 (b) is a top view of the same switch. Figure 4 (a) is a perspective view of the same switch, Figure 4 (b) is a front view of the main body, and Figure 4 (c) is a side sectional view of the main body.

5 is a plan view of a support portion of a button of a main body. Fig. 6 is a perspective view of a support portion of a button of the main body. Figure 7 is a perspective view of a button of the same switch. Fig. 8 (a) is a front view of the same button, Fig. 8 (b) is a side view of the same button, and Fig. 8 (c) is a top view of the same button. Fig. 9 (a) is a sectional view of a small switch according to a second embodiment of the present invention, Fig. 9 (b) is a sectional view of a left side of the same switch, and Fig. 9 (c) is a sectional view of a right side of the same switch Figure 9 (d) is a top view of the omitted button of the same switch.

Figure 10 is a cross-sectional view of the same switch when it is turned on. Fig. 11 (a) is a front view of a small switch according to a third embodiment of the present invention, Fig. 11 (b) is a right side view of the same switch, and Fig. 11 (c) is a top view of the same switch Fig. 12 is according to the present invention Front sectional view of the small switch of the fourth embodiment.

Page 517254 Brief description of the drawings Figure 1 3 (a) is a sectional view of a small switch according to the fifth embodiment of the present invention, and Figure 13 (b) is a top view of the same switch, and Figure 1 3 (c) is A perspective view of the main part. Fig. 14 (a) is a sectional view of a small switch according to a sixth embodiment of the present invention. Fig. 14 (b) is a perspective view of a button. Fig. 14 (c) is a top view of the same switch. Fig. 1 4 (d) is a perspective view of a part of the subject. Fig. 15 (a) is a front view of a conventional small switch, Fig. 15 (b) is a top view of the same switch, and Fig. 15 (c) is a front sectional view of the same switch. FIG. 16 (a) is a front view of a small switch which becomes the premise of the present invention,

Fig. 16 (b) is a top view of the same switch, and Fig. 16 (c) is a front sectional view of the same switch. Fig. 17 is a diagram for explaining the operation of a small switch that is premised on the premise of the present invention. [Description of symbols] 1 to body 1 1 c to notch Id to notch 2 to button 2, to button 2a to pressing part 3 to storage room 4: to coil spring

4a, 4b to movable contact part

Page 517254 Brief description of the drawings 4c ~ Coil sections 5a, 5 b ~ Terminal 6 ~ Button side brake 6a ~ Button side brake arm 6b ~ Brake hook 6c ~ Button side brake 6d 7 ~ Button side brake ~ Body-side stopper 7a ~ brake-side 7b ~ brake-side 7c ~ body-side stopper 7d ~ body-side stopper 8 ~ opening 10a, 1 0 b ~ conductive part 11a, lib ~ spring guide 12 ~ insulation part 13 ~ rotation Center 14 ~ Notch 15a, 15b ~ Vertical piece 16 ~ 17 ~ Shaft (first convex part) 17a ~ Wall surface 17b ~ Beveled surface 18 ~ Groove

Page 24

517254 Brief description of drawings 19 ~ Second convex part 20 ~ Recessed part 21 ~ Shield fixing 21a ~ Recessed part 22 ~ 23 ~ 24 ~ Coil pressing part rod cylinder 25 ~ Shaft hole 25a ~ Bearing 26 ~ 27 ~ Pivot shaft sheet LlliiSIllll Page 25

Claims (1)

517254 VI. Scope of patent application 1 —___ 1 · A small switch with: a housing main body forming a storage room inside; a coil spring 'crossed between the surfaces arranged in the main body, having a coil portion and a coil portion provided in the coil portion; ^ The movable contact part of the opposite side wall of the chamber; " the first and second buttons that can be rotated freely, and the fulcrum is located in a freely rotatable manner, and it is located at one end of the storage chamber and the coil is supported in the main body, In the state, the elastic force of the coil part is used to press upward to make contact, and it protrudes out of the main body due to the opening of the free body. The $ 1, the other end passes through the operating part; and when one end of the μ becomes a switching action The terminal has conductive portions 1 and 2 protruding from the opposite side wall surfaces of the storage room, the first! The conductive part is in a non-contact state with the enthalpy line 翌 = 1 when the conductive part is in a free state, and is pressed by the switch during the operation of the switch; the operating part of the f button moves the coil spring to contact the first movable contact 邛, the second The conductive portion and the second movable contact portion of the coil spring maintain contact with each other; its characteristics are: The main body has a semi-circular hole formed on both sides of the main body by an arc edge and a straight line edge for rotatably supporting the button, and the hole is near the edge of the open end of the main body. The straight edge is connected to the end line, and the arc edge is formed in a direction separated from the end edge. The fulcrum axis of the button is coaxial with the slightly semi-circular hole on the rain side of the button. The fan-shaped first convex portion of the slightly semi-circular hole with a small opening angle is fitted into the slightly semi-circular hole by the fan-shaped convex portion. Page 26 Patent application scope. 2 · If the button in item 1 of the scope of patent application has slightly 0 switches with the main body, of which, the circular second convex part, and the fan-shaped first semi-circular hole is formed on the same vehicle. The main body with the convex part formed in the second convex part is connected with the four semi-circular holes formed with the main body & ... It is small, as the fulcrum of the fulcrum axis of the button, the switch, which has an inclined surface, which can fit the convex part to the end of the convex part. The mask can be expanded with the fitting action. For the slightly semi-circular hole of the main body, as in the case of the first patent application, the button has an extension extending from the fulcrum axis, where the fulcrum axis is separated from the fulcrum. It is possible to have the #position formed on the main body from the main body, and to contact the braking member to be closed due to the pressure of the coil spring, the second braking member and the braking member contact to perform the self-direction of the button and move the No. 1 of the button 5. Positioning of the position in the small state of item 4 of the scope of patent application. The first brake member is provided in the self-pressing position, and the second brake member is provided in the branch: the extended arm portion, 6 如 申 部 # # | 丨 05 The arms touch. For example, the small switch of the 4th item of the Capricorn Circumferential Patent, the 5th brake 1 is a protrusion from the button t #, and the 2nd brake is transmitted in the opposite direction and projects with the protrusion. The outlet 5 is placed on the inner wall of the end of the main body. Page 27 517254 VI. Application scope of patent '~ 7 · If the miniature switch of item 4 of the scope of patent application, the first brake element or the second brake element has a bomb', medium '8 · Miniature switch of item 4, its. The first braking member is a concave portion formed on both sides of the button to open toward the opening direction of the main body, and at a slightly central position, the second braking member is a convex portion protrudingly provided on the concave portion of the main body. Both sides of the age 9 · If the small switch of the scope of patent application No. 4 is applied, the first brake member is formed by convex portions formed on both sides of the button and facing the two sides of the main body. The second braking member at the center and the convex part is formed at the ends of the cut grooves to be inserted in the two sides of the main body, and the ends of the cut grooves and the surface of the convex part are a small switch. Equipped with: 1 connected to the main body of the housing, forming a storage room inside; a coil spring, which spans the surface of the receiving chamber disposed in the main body, and has a coil portion and f provided at both ends of the coil portion; The moving contact part of the wall; The 1st and 2nd rivers are supported by the fulcrum in a freely rotatable manner, and they are located at one end of the storage room to contact the coil part. "2 3 3 The elastic force of the coil part is pressed upward, so that the other end protrudes outside the main body through the opening of the main body, and the other end becomes the operation part of the switching action 5; and the terminal has a side wall surface facing from the storage room Protruded first and second conductive portions, the first conductive portion is Ruo elastic state with the coil 517254 The first movable contact part is non-contact energy. # The operating part of the button causes the coil to spring. Due to the pressing of the lower part when the switch is in operation, the second conductive part and the wire are flat. = Move. Pull the movable contact to maintain contact. State, the second movable contact part of _Yu Yu is often characterized by: the first brake element, which can be positioned at itself, the second brake element, and the first brake state of the button turned in the direction of the second brake element Positioning. The button has a position extending from the fulcrum axis by ten, and the fulcrum axis is away from the name. The main body has a pressure formed by the coil spring formed on the main body, and the coil spring is pressed toward the Guanjun brake to perform the E of the button.