TWM416801U - Keyswitch assembly - Google Patents

Keyswitch assembly Download PDF

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Publication number
TWM416801U
TWM416801U TW100210414U TW100210414U TWM416801U TW M416801 U TWM416801 U TW M416801U TW 100210414 U TW100210414 U TW 100210414U TW 100210414 U TW100210414 U TW 100210414U TW M416801 U TWM416801 U TW M416801U
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TW
Taiwan
Prior art keywords
metal plate
state
keycap
combination
force
Prior art date
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TW100210414U
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Chinese (zh)
Inventor
Ji-Huang Chen
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Darfon Electronics Corp
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Application filed by Darfon Electronics Corp filed Critical Darfon Electronics Corp
Priority to TW100210414U priority Critical patent/TWM416801U/en
Publication of TWM416801U publication Critical patent/TWM416801U/en

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Abstract

A keyswitch assembly includes a movable keycap having a space provided within the keycap; a support plate having two positioning holes; a switch under the support plate; a link bar and a pair of linkages; a magnet; a first metal plate under the magnet; and a second metal plate. The second metal plate is under the first metal plate and is rotatably connected to the first metal plate. The magnet attracts the second metal plate while no force is applied and this first state makes the keyswitch assembly in OFF state. While a force is applied on the keycap making the first metal plate move downward and away from the magnet and this second state makes the keyswitch assembly in the ON state.

Description

M416801 五、新型說明: 【新型所屬之技術領域】 本創作有關於按鍵組合(keyswitch)與鍵盤,尤指一種利用 及力以作為鍵帽復位驅動力之按鍵組合。 【先前技術】 除了使用觸控面板的可攜式裝置外,就筆記型電腦的使用 習慣而言,鍵盤仍為不可或缺的輸入設備之一。但由於筆記型 電腦薄型化的趨勢’應用於筆記型電腦上的鍵盤亦隨之有薄型 化之需求。 ' 習知的按鍵内常設置有彈性元件,如橡膠碗體(Rubber D0me)等’以作為按鍵施力解脫時,鍵帽復位的彈力來源。然 而,習知的彈性元件具有一定之高度,故按鍵需具有較大之高 度空間以容納彈性元件。換言之,習知的按鍵中因設置有彈性 元件,故會限制鍵盤的結構尺寸設計,而不利於筆記型電腦之 薄型化趨勢。 ° ,運用磁性件的按鍵組合技術已被運用於一些按鍵產品的 製作’相關的前案技術可參考美國專利4453148。 【新型内容】 因此,本創作的目的之一在於提供一種利用磁吸力以作為 鍵帽復位所需之驅動力之按鍵,以解決上述之問題。 —_,據一實施例之按鍵組合包含一可上、下運動的鍵帽,其 t·___ __M416801 V. New description: [New technical field] This creation has a keyswitch and a keyboard, especially a combination of keys that utilize force and force as the keycap to reset the driving force. [Prior Art] In addition to the portable device using the touch panel, the keyboard is still one of the indispensable input devices in terms of the usage of the notebook computer. However, due to the trend of thinning notebook computers, the keyboard used in notebook computers has also been thinned. 'The conventional buttons are often provided with elastic elements, such as rubber bowls (Rubber D0me), etc., as the source of the elastic force of the keycap reset when the button is released. However, conventional elastic members have a certain height, so that the buttons need to have a large height to accommodate the elastic members. In other words, the conventional buttons are provided with elastic components, which limits the structural size of the keyboard, and is not conducive to the thinning trend of the notebook computer. °, the use of magnetic key combination technology has been applied to the production of some key products. Related related technology can refer to US patent 4453148. [New Content] Therefore, one of the purposes of the present invention is to provide a button that utilizes magnetic attraction force as a driving force required for resetting a keycap to solve the above problem. -_, the key combination according to an embodiment comprises a keycap for up and down movement, t·___ __

第一金屬板下方,以 π π W丨EI心位孔洞;一開關, ;一連桿及一對連桿;一磁性元件;一第一 件下方;與一第二金屬板。第二金屬板位於 以可轉動的方式與第一金屬板連結。該磁性 M416801 元件藉一磁力,吸引該第二金屬板處於第一狀態,該第一狀態 使該按鍵組合處於斷開態(0FF),當中央受力端受力向下時, 推壓該第一金屬板與該第二金屬板對抗磁力的吸附,使第二金 屬板致動該開關,而使該按鍵組合處於導通態(0N)。 在均等性的變化之下,根據另一實施例,該第一金屬板、 第二金屬板得以一單獨存在的一個金屬板取代,只要該金屬板 能能與磁性元件相互作用,達到創作的功效即可。 本創作之其他詳細特徵、及細節可由以下實施方式的說明 以及申請專利範圍得知。 【實施方式】 參考圖1的***圖,本創作實施例之一的按鍵組合1〇包 含一可上、下運動的鍵帽100,其底面具有一空間103; 一支 樓板105 ’其具有兩個定位孔洞i〇5b與一開口 105a ; 一開關 107,位於該支撐板1〇5下方;一連桿1〇9(含1〇9a與1〇9b)及 一對平衡連桿119; 一磁性元件no; 一第一金屬板U3a,位 於磁性元件110下方;與—第二金屬板n3b。 鍵帽100的上方可嵌入一印刷銘板101,當組合完成後, • 按壓印刷銘板101,可使鍵帽100向下行至一下死點,並致動 開關10 7以及該按鍵組合1 〇的功能。 連桿109(含l〇9a與109b)具有兩端i〇9a分別插置於該兩 個定位孔洞(或稱為軸座,bearing)中,該兩端l〇9a相連於一 中央受力端109b,整體成圖1申所示的形狀。 組合後,磁性元件110是嵌入安置於該鍵帽1〇()的空間 103中,因此可隨著鍵帽1〇〇上、下運動。 如其他所有圖示所揭露’第二金屬板113b位於第一金屬 板113a下方’以可轉動的方式與第一金屬板Ua連結。按鍵 組合10未受力時,該磁性元件110藉一磁力,吸引該第二金 屬板113b處於第一狀態,該第一狀態使該按鍵組合1〇處於斷 5 M416801 開態(OFF)。但當按鍵組合ι〇受力時致使中央受力端1〇9b受 力向下時’則推壓該第一金屬板113a與該第二金屬板u 3b對 抗磁力的吸附而遠離,使第二金屬板113b致動該開關1〇7, 而使該按鍵組合10處於導通態(ON)。 如圖2所示的該第一狀態使該按鍵組合1 〇處於斷開態 (OFF),此時所有可運動的元件都處於一上死點。如圖3所示 的該第二狀態使該按鍵組合10處於導通態(On),此時所有可 運動的元件都處於一下死點。 為了揭露鍵帽100下方的元件於上死點狀態下的關係,圖 2為第1圖所不按鍵組合1〇於鍵帽1〇〇未受力時,其餘元件 的組合狀態圖(亦即元件100、101略去未顯示)。須說明的是, 組合後的任何狀態下,磁性元件11 〇是嵌入於鍵帽1 的空間 103中。如圖2’平衡連桿119的兩端分別置入支撐座1〇5上 軸座(bearing)的孔洞中’連桿109的兩端分別置入定位孔洞 105b的孔洞中’磁性元件11〇吸附有第一金屬板U3a,第一 金屬板113a則與第二金屬板U3b成可轉動的方式連結。 當外力施壓於鍵帽100、或印刷銘板1〇1時,為了揭露鍵 帽100下方元件於下死點狀態下的關係,圖3為第1圖所示按 鍵組合10於鍵帽1 〇〇受力時’其餘元件的組合狀態圖(亦即元 件100、101未顯示)<3須說明的是,此時磁性元件i丨〇是仍是 嵌入於鍵帽100的空間103中。如圖3,與圖2不同,平衡連 桿119此狀態下是約平行於支撐板105,連桿ι〇9的中央受力 端109b此時為受力向下,第一金屬板113a與磁性元件11〇脫 離。詳細關係如圖4、圖5所示。 圖4為第2圖所示狀態下之各重要元件(元件ι〇〇、ι〇1、 119未顯示)關係之剖面圖,須說明的是,此時磁性元件11 〇是 嵌入於鍵帽100的空間1 03中’按鍵組合處於斷開(〇ff)。如圖 4 ’連桿109的兩端i〇9a分別置入定位孔洞1()5b的孔洞中, 磁性元件110吸附第一金屬板113a,第一金屬板U3a則與第 二金屬板113b成可轉動的方式連結。此狀態下,第二金屬板 M416801 113b的一端113bb並未穿過該開口 1〇5a,而未能致動其下方 的開關107。 圖5為第3圖所不狀態下之各重要元件關係之剖面圖,如 圖5’因印刷銘板101與鍵帽1〇〇受力向下行至下死點,連桿 109的中央受力端109b因而向下運動至下死點使第一金屬 板113a的尾端與底面脫離磁性元件11〇的吸附。此狀態下, 第金屬板113a連動第一金屬板113b,使第二金屬板⑴匕 ^端113bb穿過該開口 105a ’而致動其下方的開關107。須 «兑月的tc不g是圖4或圖5的狀態下,磁性元件11〇都是處 於鍵帽100的空間103中,與鍵帽1〇〇 一起上或下運動。 由上述敘述可知,該中央受力端109b係安置於第一金屬 中央受力端嶋受力向下時,第"·金屬板113a 相對於該磁性^件U〇轉動—角度,而使兩者脫離。 在均等性的變化之下,上述的第-金屬板113a、第二金屬 以二單獨存在的一個金屬板代替’只要該金屬板能 /、 兀件U0相互作用,達到創作的功效即可。因此,此類 均等性變化之按鍵組合也是本創作的保護範圍。 猫地f用上述的按鍵組纟1〇 ’本創作的另-實施例為包含該 種按鍵組合H)的鍵盤,該鍵盤包含多個此種按鍵組合心 -定的:明配合圖示可了解本創作的確可達成創作所 S又疋的目的’因此具有實用性。 性的應本了:二是a以上之說明是例示性說明之用’而絕非限制 =本創作之合理範圍由後附申請專利範圍及其均等範圍所 【圖式簡單說明】 =1為根據本創作按鍵組合一較佳實施例之***圖。 圖2為第1圖所示按鍵組合中鍵帽100未受力 牛的組合狀態圖,此時按鍵組合處於斷開(Offp 八、兀 7 M416801 圖3為第1圖所示按鍵組合中鍵帽100受力向下至一死點 時,其餘元件的組合狀態圖,此時按鍵組合處於導通(On)。 圖4為第2圖所示狀態下之各重要元件關係之剖面圖。 圖5為第3圖所示狀態下之各重要元件關係之剖面圖。 【主要元件符號說明】 10 按鍵組合 100 鍵帽 107 開關 109 連桿 109a 兩端 101 印刷銘板 110 磁性元件 113a 第一金屬板 109b 中央受力端 103 空間 105 支樓板 105a 開口 113b第二金屬板 105b 定位孔洞 117 底板 113b第二金屬板的一端 119 平衡連桿Below the first metal plate, a π π W丨 EI heart hole; a switch; a link and a pair of links; a magnetic element; a first piece below; and a second metal plate. The second metal plate is rotatably coupled to the first metal plate. The magnetic M416801 element attracts the second metal plate in a first state by a magnetic force, the first state causes the key combination to be in an off state (0FF), and when the central force receiving end is forced downward, the first A metal plate and the second metal plate resist magnetic adsorption, so that the second metal plate actuates the switch, and the button combination is in an on state (0N). Under the change of the uniformity, according to another embodiment, the first metal plate and the second metal plate are replaced by a single metal plate, as long as the metal plate can interact with the magnetic element to achieve the creative effect. Just fine. Other detailed features and details of the present invention are apparent from the description of the following embodiments and the scope of the claims. [Embodiment] Referring to the exploded view of FIG. 1, the key combination 1 of one of the embodiments of the present invention includes a keycap 100 that can move up and down, the bottom surface of which has a space 103; and a floor slab 105' which has two Positioning the hole i〇5b and an opening 105a; a switch 107 located below the support plate 1〇5; a link 1〇9 (including 1〇9a and 1〇9b) and a pair of balance links 119; a magnetic element No; a first metal plate U3a, located below the magnetic element 110; and a second metal plate n3b. A printing nameplate 101 can be embedded above the keycap 100. When the combination is completed, • pressing the printing nameplate 101 can cause the keycap 100 to descend to a dead point and actuate the function of the switch 107 and the combination of the keys. The connecting rod 109 (including l〇9a and 109b) has two ends i〇9a inserted in the two positioning holes (or referred to as bearing), and the two ends l〇9a are connected to a central receiving end. 109b, the overall shape shown in Figure 1. After assembly, the magnetic member 110 is embedded in the space 103 disposed in the keycap 1() so as to be movable up and down with the keycap 1 . As shown in all other figures, the second metal plate 113b is located below the first metal plate 113a rotatably coupled to the first metal plate Ua. When the button assembly 10 is unstressed, the magnetic element 110 attracts the second metal plate 113b in a first state by a magnetic force, and the first state causes the button combination 1〇 to be in a state of OFF 5 M416801 (OFF). However, when the button combination is forced to cause the central force receiving end 1〇9b to be pressed downwards, the first metal plate 113a and the second metal plate u 3b are pushed against the magnetic attraction and moved away, so that the second The metal plate 113b actuates the switch 1〇7 to bring the button combination 10 into an ON state. This first state, as shown in Figure 2, causes the key combination 1 〇 to be in an off state (OFF), at which point all of the movable elements are at a top dead center. This second state, as shown in Figure 3, causes the button assembly 10 to be in an on state, at which point all of the movable components are at a bottom dead center. In order to reveal the relationship of the components under the keycap 100 in the top dead center state, FIG. 2 is a combination state diagram (ie, components) of the remaining components when the keyless combination 1 of the first figure is not applied to the keycap 1〇〇. 100, 101 is omitted and not shown). It should be noted that the magnetic member 11 is embedded in the space 103 of the keycap 1 in any state after combination. As shown in Fig. 2, both ends of the balance link 119 are respectively placed in the holes of the bearing seat 1〇5, and the two ends of the link 109 are respectively placed in the holes of the positioning holes 105b. There is a first metal plate U3a, and the first metal plate 113a is rotatably coupled to the second metal plate U3b. When the external force is applied to the keycap 100 or the printed nameplate 1〇1, in order to expose the relationship of the components under the keycap 100 in the bottom dead center state, FIG. 3 is the key combination 10 shown in FIG. 1 in the keycap 1 〇〇 The combined state diagram of the remaining components when the force is applied (i.e., the components 100, 101 are not shown) <3 is that the magnetic component i is still embedded in the space 103 of the keycap 100. As shown in FIG. 3, unlike FIG. 2, the balance link 119 is approximately parallel to the support plate 105 in this state, and the central force receiving end 109b of the link ι 9 is now subjected to force downward, the first metal plate 113a and the magnetic body. The element 11 is detached. The detailed relationship is shown in Fig. 4 and Fig. 5. 4 is a cross-sectional view showing the relationship between the important elements (the components ι, ι, 1, 119 are not shown) in the state shown in FIG. 2, and it should be noted that the magnetic member 11 is embedded in the keycap 100 at this time. The space in the 1 03 'key combination is off (〇ff). As shown in Fig. 4, both ends i〇9a of the connecting rod 109 are respectively inserted into the holes of the positioning holes 1 () 5b, the magnetic member 110 adsorbs the first metal plate 113a, and the first metal plate U3a is formed with the second metal plate 113b. Rotating way to connect. In this state, the one end 113bb of the second metal plate M416801 113b does not pass through the opening 1〇5a, but fails to actuate the switch 107 below it. Figure 5 is a cross-sectional view showing the relationship of the important components in the state shown in Figure 3, as shown in Figure 5, due to the force of the printed nameplate 101 and the keycap 1 下行 down to the bottom dead center, the central end of the connecting rod 109 109b thus moves downward to the bottom dead center to cause the trailing end and the bottom surface of the first metal plate 113a to be detached from the adsorption of the magnetic member 11''. In this state, the first metal plate 113a interlocks the first metal plate 113b, and the second metal plate (1) 匕 end 113bb passes through the opening 105a' to actuate the switch 107 below it. In the state of Fig. 4 or Fig. 5, the magnetic element 11 is in the space 103 of the keycap 100, and moves up or down together with the keycap 1〇〇. It can be seen from the above description that when the central force receiving end 109b is disposed at the center of the first metal receiving end, when the force is applied downward, the first metal plate 113a is rotated relative to the magnetic element U〇, and the two are The person is separated. Under the change of the uniformity, the above-mentioned first metal plate 113a and the second metal are replaced by two metal plates which are separately present, as long as the metal plate can and/or the U0 interact with each other to achieve the effect of creation. Therefore, the combination of such equalization key combinations is also the scope of protection of this creation. The cat's ground f uses the above-mentioned button group 纟1〇' Another embodiment of the present invention is a keyboard including the button combination H), the keyboard includes a plurality of such button combinations, the heart-shaped: This creation can indeed achieve the purpose of the creation of the S and the embarrassing 'is therefore practical. The nature of the application is as follows: Second, the above description is for illustrative purposes' and is not limited. The reasonable scope of the creation is determined by the scope of the attached patent application and its equal scope [simple description of the schema] =1 The authoring button combines an exploded view of a preferred embodiment. 2 is a combined state diagram of the keycap 100 in the key combination shown in FIG. 1, in which the key combination is disconnected (Offp VIII, 兀7 M416801, FIG. 3 is the key combination of the key combination shown in FIG. When the force is applied downwards to a dead point, the combined state diagrams of the remaining components, at this time, the key combination is on. Figure 4 is a cross-sectional view of the relationship between the important components in the state shown in Fig. 2. Fig. 3 is a cross-sectional view of the relationship between the important components in the state shown in Fig. [Description of main component symbols] 10 Key combination 100 keycap 107 Switch 109 Connecting rod 109a Both ends 101 Printing nameplate 110 Magnetic component 113a First metal plate 109b Central force End 103 space 105 slab 105a opening 113b second metal plate 105b positioning hole 117 bottom plate 113b one end of the second metal plate 119 balance link

Claims (1)

M416801 六、申請專利範圍: I 一種按鍵組合,包含: 一可上、下運動的鍵帽,其底面具有一空間; 一支撐板,其具有兩個定位孔洞; 一開關,位於該支撐板下方; 一連桿,具有兩端分別插置於該兩個定位孔洞中,該兩端相連 於一中央受力端; 一磁性元件,其安置於該鍵帽的空間中,可隨著鍵帽上、下運 動, 一第一金屬板,位於磁性元件下方; 第-金屬板’位於第-金屬板下方,以可觸的方式與第一 金屬板連結; ▲其中,該雖元件藉-磁力,吸5丨該第二金屬板處於第一狀 態,該第-狀態使該按鍵組合處於斷開態(0FF),當中央受力端受 力向下時,推㈣第-金屬板触第二金屬板觀磁力^吸附,又 使第二金屬板致動該_,而使該按鍵組合處於導通態御卜 2·如請求項1所述的之魏组合,其中支撐板具有—第, 當中央受力端受力向下時,浦該第—金屬板_第触 抗磁力的吸附,使第二金屬板的 、’屬板子 關。 _衫财第1 口顿動該開 3.如請求項丨所述的按鍵齡,其中辦央 金屬板上,當中央受力端受力向 ^^置於第一 弟金屬板相對於該磁性 M416801 元件轉動一角度。M416801 VI. Patent application scope: I A key combination comprising: a keycap that can move up and down, the bottom surface of which has a space; a support plate having two positioning holes; a switch located below the support plate; a connecting rod having two ends respectively inserted into the two positioning holes, the two ends being connected to a central force receiving end; a magnetic element disposed in the space of the key cap, along with the key cap a lower movement, a first metal plate located below the magnetic element; a first metal plate 'located under the first metal plate to be connected to the first metal plate in a tactile manner; ▲ wherein the component is magnetically attracted丨 the second metal plate is in a first state, the first state causes the button combination to be in an off state (0FF), and when the central force receiving end is forced downward, the (four) first metal plate touches the second metal plate view The magnetic force is adsorbed, and the second metal plate is actuated by the second metal plate, and the key combination is in the conductive state. The combination of the invention described in claim 1 wherein the support plate has a -, when the central force end When the force is down, the Pu-the metal _ Adsorption of the anti-magnetic contact, the second metal plate, 'belong to the board off. _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ M416801 The component is rotated at an angle.
TW100210414U 2011-06-09 2011-06-09 Keyswitch assembly TWM416801U (en)

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TW (1) TWM416801U (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103165325A (en) * 2013-03-07 2013-06-19 苏州达方电子有限公司 Keyboard
CN104319142A (en) * 2014-10-21 2015-01-28 苏州达方电子有限公司 Key structure
TWI475585B (en) * 2013-06-11 2015-03-01 Darfon Electronics Corp Key and keyboard using the same
TWI476799B (en) * 2012-03-21 2015-03-11 Darfon Electronics Corp Keyswitch
CN104409261A (en) * 2014-10-24 2015-03-11 苏州达方电子有限公司 Keyboard and portable electronic device
TWI476801B (en) * 2013-02-21 2015-03-11 Darfon Electronics Corp Keyswitch and keyboard thereof
US9984840B2 (en) 2015-12-18 2018-05-29 Darfon Electronics (Suzhou) Co., Ltd. Keyswitch structure, switch structure and method of assembling a keyswitch structure
TWI699801B (en) * 2019-05-10 2020-07-21 達方電子股份有限公司 Keyswitch structure
US10804049B1 (en) 2019-06-03 2020-10-13 Darfon Electronics Corp. Keyswitch structure
US11107644B2 (en) 2019-12-12 2021-08-31 Darfon Electronics Corp. Keyswitch device
US11328879B2 (en) 2019-06-03 2022-05-10 Darfon Electronics Corp. Keyswitch structure

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI476799B (en) * 2012-03-21 2015-03-11 Darfon Electronics Corp Keyswitch
US9236205B2 (en) 2013-02-21 2016-01-12 Darfon Electronics (Suzhou) Co., Ltd. Keyswitch and keyboard thereof
TWI476801B (en) * 2013-02-21 2015-03-11 Darfon Electronics Corp Keyswitch and keyboard thereof
CN103165325A (en) * 2013-03-07 2013-06-19 苏州达方电子有限公司 Keyboard
TWI475585B (en) * 2013-06-11 2015-03-01 Darfon Electronics Corp Key and keyboard using the same
CN104319142A (en) * 2014-10-21 2015-01-28 苏州达方电子有限公司 Key structure
CN104409261A (en) * 2014-10-24 2015-03-11 苏州达方电子有限公司 Keyboard and portable electronic device
US9984840B2 (en) 2015-12-18 2018-05-29 Darfon Electronics (Suzhou) Co., Ltd. Keyswitch structure, switch structure and method of assembling a keyswitch structure
TWI699801B (en) * 2019-05-10 2020-07-21 達方電子股份有限公司 Keyswitch structure
US11367580B2 (en) 2019-05-10 2022-06-21 Darfon Electronics Corp. Keyswitch structure
US10804049B1 (en) 2019-06-03 2020-10-13 Darfon Electronics Corp. Keyswitch structure
US11328879B2 (en) 2019-06-03 2022-05-10 Darfon Electronics Corp. Keyswitch structure
US11107644B2 (en) 2019-12-12 2021-08-31 Darfon Electronics Corp. Keyswitch device

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