M342550 日期：97年8月7日 第97204986號專利說明書修正本 八、新型說明： 【新型所屬之技術領域】 於利於一種伸縮筆及其組合結構，特別是有關 於利用磁力或摩擦力進行定位之一種伸縮筆。 【先前技術】 |此觸控筆係為可伸縮式且可 理益而言’ -收納孔之中）。 』被收、膽電子裝置（例如：插置於 積且用，狀態時，縮短後之觸控筆係可降低體 時’觸控筆係經由縮短狀態變更狀態 分以利於操作者進行操控。一=;申長:= 式以對於縮短及/或伸長狀態下之觸控筆進行定t用卡合方 【新型内容】 有鑑於上述問題，本創作係提供另一種 .此伸縮筆係湘磁力或摩擦力進行列位置之^縮筆’ 座係筆一包 係沿著基座之㈣部而可於—第—參考位二動件 置之間移動且包括一結合部。接觸件係二參考位 接觸件係相對於基座而可於一第一既定：置與二：件，：且 ，之間移動。當活動件係處於第_參考位置時:既定位 5部與基座之第-定位部之間係可藉由磁力而相之： 5 M342550 第97204986號專利說明書修正本 日期：97年8月7日 此使得接觸件位於第一既定位置；當活動件係處於第二參考 位置時，活動件之結合部與基座之第二定位部之間係可藉由 摩擦力而相互結合，如此使得接觸件位於第二既定位置。 基座之第一定位部包括一第一磁性材料，活動件之結合 部包括一第二磁性材料，當活動件係處於第一參考位置時， 活動件之結合部之第二磁性材料係與基座之第一定位部之第 一磁性材料之間係產生磁力而相互結合。 , 基座之第二定位部包括一第一螺紋區，活動件之結合部 包括一第二螺紋區，當活動件係處於第二參考位置時，活動 參件之結合部之第二螺紋區係與基座之第二定位部之第一螺紋 區之間係產生摩擦力而相互結合。 基座更可包括一第一殼體，活動件更可包括一第二殼 體，基座之第一殼體與活動件之第二殼體之間係以可相對移 動方式進行套合。 基座更可包括一桿件，基座之第一殼體與活動件之第二 殼體之間係利用桿件而相互結合。 本創作提供了一種伸縮筆的組合結構，此伸縮筆的組合 _結構包括一第一本體與一第二本體。第一本體係包括一第一 定位部與一第二定位部。第二本體係沿著第一本體而可於一 -第一參考位置與一第二參考位置之間移動且包括一結合部。 當第二本體係處於第一參考位置時，第二本體之結合部與第 一本體之第一定位部之間係可藉由磁力而相互結合；當第二 本體係處於第二參考位置時，第二本體之結合部與第一本體 之第二定位部之間係可藉由摩擦力而相互結合。 【實施方式】 第ΙΑ、1B圖係分別表示具有本創作之一伸縮筆T之一 6 M342550 第97204986號專利說明書修正本 日期·· 97年8月7日 平板電腦E之立體圖、分解圖，其中，第1A圖中之伸縮筆τ 係完全收納於平板電腦E之中，第1B圖中之伸縮筆τ係完 全分離於平板電腦Ε〇 平板電腦Ε係包括一外殼ml〇〇，並且於外殼ml〇〇上具 有二容納孔mlOl，伸縮筆τ係以可分離方式設置於外殼ml〇〇 ^容納孔mlOl中。於本實施例中，伸縮筆1係為一觸控筆， 精由伸縮筆T以觸控方式係可對於平板電腦E之面板（未圖示 - 上之指令進行操控。 3圖係分別表示伸縮筆了之立體圖、分解圖。伸縮 d:第：本體卜一第二本體2、一接觸件3與-頭部 體1”第一本體2係共同構成了一組合結，苴 中，此組合結構M之第一本體 ，、 而第套第一本體1係構成了伸縮筆τ之-基座， 置於活動件2之上且構成了伸縮筆τ4二;設 ·. 動件2舆接觸件3係採用一趙成型方式形成於之本;_H，活 為便於說明，以下說明中传其 午 第-本體i，並且以活動件2 /二基=1表示組合結構Μ之 第4Α圖係表示沿著第2 :、、’°構Μ之第二本體2。 行剖切之剖面圖，其中，“ T C1對於伸縮筆Τ進 4C圖係分別表示根據第f縮短狀態’而第犯、 Α圖係表示伸縮筆τ係處於伸 放大圖。 圖係表示ip媸楚u η丄 f長狀態下之示意圖，第5Β 圖中之區域23之放大圖。 .同時參閱第 3、4A、4B、4C、5A、5^。 7 M342550 第97204986號專利說明書修正本 日期：97年8月7臼 基座1包括一第一殼體10、一桿件11、一第一定位部12ρι 與一第二定位部12p2。 第一殼體10係為具有一中空部100、一導引部1〇〇s與雨 開口 100el、100e2之一中空圓柱體，其中，兩開口 i〇〇el、 100e2係分別連接於中空部1〇〇,導引部100s係為中空部100 之内側壁面。 第一定位部12pl係為具有一穿孔120h與兩端部120ei、 -12〇e2之一中空圓柱體，其中，穿孔120h係連接於兩端部 120el、120e2。第一定位部12pl係利用其外部而配合設置於 參第一殼體10之開口 l〇〇e；2(如第4A圖所示）。 頭部4包括一卡合部400與一定位部400h，其中，卡合 部400係具有一階級狀結構，定位部400h係為一定位孔。當 第一定位部12pl係經由第一殼體1〇之開口 l〇〇e2而配合設 置於第一殼體10之中空部100時，頭部4係可藉由其卡合部 400配合於第一殼體10之中空部1〇〇而設置於第一殼體1〇 之開口 100e2位置上，如此可利用頭部4對於配合在第一殼 體10之中空部100之第一定位部12P1進行覆蓋。當頭部4 馨設置於第一殼體10之開口 100e2時，頭部4之定位部4〇〇h 係連接於第一定位部12pl之穿孔i2〇h。 桿件11包括一第一端部1 lei與一第二端部ne2。桿件 11之第二端部lle2係經由第一殼體10之中空部1〇〇、第一 定位部12pl之穿孔120h而伸出。當頭部4設置於第一殼體 10之開口 100e2時，桿件11之第二端部ue2係配合於頭部 4之定位部400h之中，藉由頭部4對於桿件11之第二端部 1 le2進行定位，如此使得桿件11成為一懸臂桿件。 第二定位部12p2係設置於桿件U之第一端部llel。第 8 M342550 第97204986號專利說明書修正本 曰期：97年8月7日 二定位部12p2係為具有一止擋部sO與一第一螺紋區sl之一 似T型結構。於本實施例中，第二定位部12p2係一體成型於 桿件11之第一端部llel之上。 活動件2包括一第二殼體20與一結合部21c。第二殼體 20係為具有一中空部200與一開口 200e之一中空圓柱體， 其中，開口 200e係連接於中空部200，並且第二殼體20係 利用其開口 200e所在之端部、自基座1之第一殼體10之開 口 100el而套接於第一殼體10之中空部100，亦即，基座1 之第一殼體10與活動件2之第二殼體20之間係以可相對移 參動方式進行套合，亦即，活動件2之第二殼體20係可沿著基 座1之導引部100s而於一第一參考位置1(第4A圖）與一第二 參考位置11(第5A圖）之間移動。 當活動件2於第一參考位置I與第二參考位置II之間移 動時，則接觸件3係可同步地相對於基座1而可於一第一既 定位置xl(第4A圖）與一第二既定位置x2(第5A圖）之間移 動。結合部21c係為具有一穿孔210h、兩端部210el、210e2 與一第二螺紋區S2之一中空圓柱體，其中，穿孔210h係連 •接於兩端部210el、210e2 ’結合部21 c係利用其外部而配合 設置於活動件2之第二殼體20之開口 200e，並且第二螺紋 -區s2係形成於穿孔210h之内側壁面上，第二螺紋區s2係用 以鎖合於第二定位部12p2之第一螺紋區sl。 當桿件11之第一端部llel經由第二殼體20之開口 200e 而伸入於第二殼體20之中空部200時，設置於桿件11之第 一端部llel之第二定位部12p2係可於第二殼體20之中空部 200進行往復移動，並且當結合部21c配合設置於活動件2 之第二殼體20之開口 200e時，桿件11之第二端部lle2係 9 M342550 第97204986號專利說明書修正本 日期：97年8月7日 通過結合部21c之穿孔210h。 值得注意的是，本實施例中之基座1之第一定位部 12pl、活動件2之結合部21c係均由具有磁性材料（例如：磁 鐵）所製成，或是基座1之第一定位部12pl、活動件2之結合 部21 c中之一者係由具有磁性材料（例如：磁鐵）所製成、而另 一者係由可導磁之一般金屬材料所製成，亦即該金屬材料可 被該磁性材料感應之磁力所吸引。 舉例而言，若基座1之第一定位部12pl、活動件2之結 合部21c均由磁鐵所製成時，基座1之第一定位部12pl與活 _動件2之結合部21之對接面係為不同之極性以產生磁力而相 互結合，舉例來說基座1之第一定位部12pl與活動件2之結 合部21之對接面係為一第一極性（例如為N極），活動件2之 結合部21與基座1之第一定位部12pl之對接面係為一第二 極性n2 (例如為S極），其中，第一極性nl係不同於第二 極性n2。當基座1之第一定位部12pl、活動件2之結合部 21c相互接觸時，活動件2之結合部21c之第二極性n2係與 基座1之第一定位部12pl之第一極性nl之間所產生之磁力 • 而相互結合。 如第4A圖所示，當活動件2係處於第一參考位置I時， _活動件2之結合部21c與基座1之第一定位部12pl之間係可 藉由磁力而相互結合，如此使得接觸件3位於第一既定位置 xl 〇 如第5A、5B圖所示，當活動件2係處於第二參考位置II 時，於第二定位部12p2之止擋部s0的止擋限制下，相互鎖 合之活動件2之結合部21c之第一螺紋區si與基座1之第二 定位部12p2之第二螺紋區s2係可藉由其所產生之摩擦力而 M342550 第97204986號專利說明書修正本 曰期：97年δ月7日 相互結合，如此使得接觸件3位於第二既定位置χ2。換言之， 基座1之第一殼體10與活動件2之第二殼體20之間係利用 桿件11而相互結合與定位。 基於上述說明可知，操作者可分別利用磁力或摩擦力對 於本創作之伸縮筆Τ進行不同長度下之定位。本創作之伸縮 筆Τ係為一種結構簡易且操作方便之結構。 雖然本創作已以較佳實施例揭露如上，然其並非用以限 -制本創作，任何熟習此項技藝者，在不脫離本創作之精神和 範圍内，當可做更動與潤飾，因此本創作之保護範圍當視後 _附之申請專利範圍所界定者為準。 11 ,M342550 第97204986號專利說明書修正本 【圖式簡單說明】 日期·· 97年8月7日 图，=\圖=示具有本創作之一伸縮筆之一平板電腦之立體 圖中，伸縮筆係完全收納於平板電腦之中； 一 之分=圖係表示第1A圖中之本創作之伸縮筆分離於之平板電腦 第2圖係表示根據本創作之伸縮筆之立體圖； 第3圖係表示根據第2圖之本創作之伸縮筆之分解圖· 第4A圖係表示沿著第2圖之線段(al_al)對於本創作口之 進行剖切之剖面圖，其中，伸縮筆係處於縮短狀態； 第4B圖係表示根據第4A圖中之區域(zi)之放大圖； 第4C圖係表示根據第4A圖中之區域(Z2)之放大圖； 第5A圖係表示本創作之伸縮筆係處於伸長狀態下之咅 以及 /、思圃， 第5B圖係表示根據第5A圖中之區域(Z3)之放大圖。 【主要元件符號說明】 10〜第一殼體； 100e 卜 100e2 〜開口； 11〜桿件； lle2〜第二端部； 120h〜穿孔； 12p2〜第二定位部； 20〜第二殼體； 200e〜開口； 210h〜穿孔； 3〜接觸件； 1〜基座(第一本體）； 100〜中空部； 100s〜導引部； llel〜第一端部； 120el、120e2〜端部； 12pl〜第一定位部； 2〜活動件(第二本體）； 200〜中空部； 210el、210e2〜端部； 21c〜結合部； 12 曰期：97年8月7曰 M342550 第97204986號專利說明書修正本 4〜頭部； 400〜卡合部； 400h〜定位部； al-al〜線段； E〜平板電腦， I〜第一參考位置； II〜第二參考位置； Μ〜組合結構； ml 00〜外殼； mlOl〜容納孔； nl〜第一極性； n2〜第二極性； sO〜止擋部； si〜第一螺紋區； s2〜第二螺紋區； T〜伸縮筆； xl〜第一既定位置； Z卜Z2、Z3〜區域。 x2〜第二既定位置；M342550 Date: August 7, 1997 Patent Specification No. 97204986 Amendment Eight, new description: [New technical field] It is advantageous for a telescopic pen and its combined structure, especially for positioning with magnetic force or friction. A telescopic pen. [Prior Art] | This stylus is retractable and can be used in a 'means hole'. 』Accepted, bile electronic device (for example, when plugged in and used, when the state is shortened, the stylus can reduce the body) The stylus is changed by shortening the state to facilitate the operator to control. =; Shen Chang: = type to use the stylus for shortening and / or extension state to use the t-square [new content] In view of the above problems, the creation of the system provides another. This telescopic pen is Xiang magnetic or The frictional force is used to move the column position along the (four) portion of the base and is movable between the first reference position and the second movable member and includes a joint portion. The contact member is a reference position. The contact member is movable relative to the base at a first predetermined position: between two pieces: and between. When the movable member is in the first reference position: positioning the fifth portion and the first position of the base The relationship between the parts can be made by the magnetic force: 5 M342550 Patent Specification No. 97204986 Revision date: August 7, 1997, this makes the contact in the first predetermined position; when the movable part is in the second reference position, Between the joint of the movable member and the second positioning portion of the base The frictional force is combined with each other such that the contact member is located at the second predetermined position. The first positioning portion of the base includes a first magnetic material, and the joint portion of the movable member includes a second magnetic material, when the movable member is at the first position When the position is referenced, the second magnetic material of the joint portion of the movable member and the first magnetic material of the first positioning portion of the base are magnetically coupled to each other. The second positioning portion of the base includes a first thread. The joint portion of the movable member includes a second threaded region, and when the movable member is in the second reference position, the second threaded region of the joint portion of the movable member and the first threaded portion of the second positioning portion of the base The base is further combined with a frictional force. The base further includes a first housing, and the movable member further includes a second housing, and the first housing of the base is coupled to the second housing of the movable member The base may further comprise a rod. The base may further comprise a rod, and the first shell of the base and the second shell of the movable member are coupled to each other by means of a rod. The present invention provides a telescopic pen Combined structure The combination of the condensed pen _ structure includes a first body and a second body. The first system includes a first positioning portion and a second positioning portion. The second system is along the first body and can be first-first Moving between the reference position and a second reference position and including a joint. When the second system is in the first reference position, the joint between the second body and the first positioning portion of the first body can be The magnetic force is combined with each other; when the second system is in the second reference position, the joint between the second body and the second positioning portion of the first body can be combined with each other by friction. 1B is a perspective view and an exploded view of a tablet computer E, which has one of the retractable pens T of the present invention. 6 M342550 Patent Specification No. 97204986 Revised on the date of August 7, 1997. The telescopic pen τ is completely stored in the tablet computer E. The telescopic pen τ in Fig. 1B is completely separated from the tablet computer. The tablet computer includes a casing ml and has two housings on the casing ml. Hole mlOl, telescopic pen τ It is detachably disposed in the housing ml 〇〇 ^ receiving hole mlO1. In this embodiment, the telescopic pen 1 is a stylus, and the telescopic pen T can be controlled by the touch panel to the panel of the tablet E (not shown - the instructions are displayed. The stereoscopic view and the exploded view of the pen. The telescopic d: the first body 2, the second body 2, the contact piece 3 and the head body 1 "the first body 2 system together constitute a combined knot, the middle, the combined structure The first body of M, and the first set of the first body 1 constitutes a pedestal of the telescopic pen τ, placed on the movable member 2 and constitutes a telescopic pen τ4 2; a movable member 2 舆 contact member 3 It is formed by a Zhao molding method; _H, for the convenience of explanation, the following description transmits its noon-body i, and the moving part 2 / 2 base = 1 indicates the combined structure Μ the 4th line diagram The second body 2 of the second structure is cut out. The system indicates that the telescopic pen τ is in the extended magnified view. The figure shows the schematic diagram of the ip 媸uu η丄f long state, the fifth Β Enlarged view of the field 23. See also 3, 4A, 4B, 4C, 5A, 5^. 7 M342550 Patent Specification No. 97204986 Revision Date: August 7, 1997 The base 1 includes a first housing 10 a rod member 11, a first positioning portion 12ρι and a second positioning portion 12p2. The first housing 10 has a hollow portion 100, a guiding portion 1〇〇s and one of the rain openings 100el, 100e2 a cylindrical body, wherein the two openings i〇〇el and 100e2 are respectively connected to the hollow portion 1〇〇, and the guiding portion 100s is an inner side wall surface of the hollow portion 100. The first positioning portion 12pl has a through hole 120h and two ends. a hollow cylinder of a portion 120ei, -12〇e2, wherein the through hole 120h is connected to the both end portions 120el, 120e2. The first positioning portion 12pl is fitted to the opening of the first housing 10 by the outside thereof.头部e; 2 (as shown in Fig. 4A) The head 4 includes a latching portion 400 and a positioning portion 400h, wherein the engaging portion 400 has a stepped structure, and the positioning portion 400h is a positioning hole. When the first positioning portion 12 pl is disposed in the hollow of the first housing 10 via the opening l 〇〇 e2 of the first housing 1 At 100 o'clock, the head 4 can be disposed at the position of the opening 100e2 of the first casing 1 by engaging the engaging portion 400 with the hollow portion 1 of the first casing 10, so that the head 4 can be utilized. The first positioning portion 12P1 of the hollow portion 100 of the first casing 10 is fitted to cover. When the head portion 4 is disposed at the opening 100e2 of the first casing 10, the positioning portion 4h of the head portion 4 is connected to the first portion. A through hole i2〇h of the positioning portion 12pl. The rod member 11 includes a first end portion 1 lei and a second end portion ne2. The second end portion lle2 of the rod member 11 projects through the hollow portion 1 of the first casing 10 and the through hole 120h of the first positioning portion 12pl. When the head 4 is disposed on the opening 100e2 of the first housing 10, the second end portion ue2 of the rod member 11 is fitted into the positioning portion 400h of the head portion 4, and the second end of the rod member 11 is supported by the head portion 4. The portion 1 le2 is positioned such that the lever member 11 becomes a cantilever member. The second positioning portion 12p2 is disposed at the first end portion 1111 of the rod U. Amendment No. 8 342 986 Patent Specification No. 97204986 曰 Period: August 7, 1997 The second positioning portion 12p2 has a T-shaped structure with a stop portion sO and a first threaded portion sl. In the present embodiment, the second positioning portion 12p2 is integrally formed on the first end portion 11el of the rod member 11. The movable member 2 includes a second housing 20 and a joint portion 21c. The second housing 20 is a hollow cylinder having a hollow portion 200 and an opening 200e, wherein the opening 200e is connected to the hollow portion 200, and the second housing 20 utilizes the end portion of the opening 200e thereof. The opening 100el of the first housing 10 of the base 1 is sleeved between the hollow portion 100 of the first housing 10, that is, between the first housing 10 of the base 1 and the second housing 20 of the movable member 2 The second housing 20 of the movable member 2 can be along the guiding portion 100s of the base 1 at a first reference position 1 (Fig. 4A). A second reference position 11 (Fig. 5A) moves between. When the movable member 2 moves between the first reference position I and the second reference position II, the contact member 3 can be synchronously relative to the base 1 at a first predetermined position x1 (FIG. 4A) and The second predetermined position x2 (Fig. 5A) moves between. The joint portion 21c is a hollow cylinder having a through hole 210h, two end portions 210el, 210e2 and a second threaded portion S2, wherein the through hole 210h is connected to the both end portions 210el, 210e2 'the joint portion 21 c system The opening 200e of the second casing 20 disposed on the movable member 2 is fitted by the outside thereof, and the second thread-zone s2 is formed on the inner side wall surface of the through hole 210h, and the second threaded zone s2 is used for locking the second casing The first threaded zone sl of the positioning portion 12p2. When the first end portion 11el of the rod member 11 protrudes into the hollow portion 200 of the second casing 20 via the opening 200e of the second casing 20, the second positioning portion of the first end portion 11el of the rod member 11 is disposed. The 12p2 system can reciprocate in the hollow portion 200 of the second housing 20, and when the joint portion 21c is fitted to the opening 200e of the second housing 20 of the movable member 2, the second end portion lle2 of the rod member 11 is 9 M342550 Patent Specification No. 97204986 Revision Date: August 7, 1997, through the perforation 210h of the joint portion 21c. It should be noted that the first positioning portion 12 pl of the susceptor 1 and the joint portion 21 c of the movable member 2 in the embodiment are all made of a magnetic material (for example, a magnet) or the first of the pedestal 1 . One of the positioning portion 12pl and the joint portion 21c of the movable member 2 is made of a magnetic material (for example, a magnet), and the other is made of a conductive metal material, that is, The metallic material can be attracted by the magnetic force induced by the magnetic material. For example, if the first positioning portion 12 pl of the base 1 and the joint portion 21 c of the movable member 2 are both made of a magnet, the joint portion 21 pl of the base 1 and the joint portion 21 of the movable member 2 are The mating surfaces are different in polarity to generate a magnetic force and are combined with each other. For example, the abutting surface of the first positioning portion 12 pl of the base 1 and the joint portion 21 of the movable member 2 is a first polarity (for example, an N pole). The abutting surface of the joint portion 21 of the movable member 2 and the first positioning portion 12pl of the base 1 is a second polarity n2 (for example, an S pole), wherein the first polarity n1 is different from the second polarity n2. When the first positioning portion 12pl of the base 1 and the joint portion 21c of the movable member 2 are in contact with each other, the second polarity n2 of the joint portion 21c of the movable member 2 is the first polarity n1 of the first positioning portion 12pl of the base 1 The magnetic force generated between them • combined with each other. As shown in FIG. 4A, when the movable member 2 is in the first reference position I, the joint portion 21c of the movable member 2 and the first positioning portion 12pl of the base 1 can be coupled to each other by magnetic force, The contact member 3 is located at the first predetermined position x1, as shown in FIGS. 5A and 5B, and when the movable member 2 is at the second reference position II, under the stop limit of the stop portion s0 of the second positioning portion 12p2, The first threaded zone si of the joint portion 21c of the interlocking movable member 2 and the second threaded region s2 of the second positioning portion 12p2 of the base 1 can be frictional by the frictional force thereof. M342550 Patent No. 97204986 The revised period: the combination of the 7th and the 7th of the year, so that the contact 3 is located at the second predetermined position χ2. In other words, the first housing 10 of the base 1 and the second housing 20 of the movable member 2 are coupled and positioned to each other by the lever member 11. Based on the above description, the operator can perform the positioning of the telescopic pens of the present invention at different lengths by using magnetic force or frictional force, respectively. The telescopic pen of this creation is a structure that is simple in structure and easy to operate. Although the present invention has been disclosed in the above preferred embodiments, it is not intended to limit the creation of the present invention. Anyone skilled in the art can make changes and refinements without departing from the spirit and scope of the present invention. The scope of protection of the creation shall be subject to the definition of the patent application scope. 11、M342550 Patent Specification No. 97204986 Revised [Simplified Drawing] Date·························································· It is completely stored in the tablet; one point = the figure indicates that the tablet of the present invention in the first drawing is separated from the tablet. The second picture shows the perspective view of the telescopic pen according to the present creation; the third figure shows Fig. 2 is an exploded view of the telescopic pen of the present creation. Fig. 4A is a cross-sectional view of the creation port along the line segment (al_al) of Fig. 2, wherein the telescopic pen system is in a shortened state; 4B is an enlarged view of a region (zi) according to FIG. 4A; FIG. 4C is an enlarged view of a region (Z2) according to FIG. 4A; and FIG. 5A is a diagram showing that the telescopic pen system of the present invention is elongated In the state of 咅 and /, think, Figure 5B shows an enlarged view of the area (Z3) according to Figure 5A. [Main component symbol description] 10~first housing; 100e 卜100e2~opening; 11~bar; lle2~second end; 120h~perforation; 12p2~second positioning part; 20~second housing; 200e ~ opening; 210h ~ perforation; 3 ~ contact piece; 1 ~ base (first body); 100 ~ hollow part; 100s ~ guide part; llel ~ first end; 120el, 120e2 ~ end; 12pl~ a positioning portion; 2~ movable member (second body); 200~ hollow portion; 210el, 210e2~end portion; 21c~ joint portion; 12 曰期: August 7th, 1997, M342550 Patent Specification No. 97204986, Revision 4 ~ head; 400 ~ snap; 400h ~ positioning; al-al ~ line segment; E ~ tablet, I ~ first reference position; II ~ second reference position; Μ ~ combination structure; ml 00 ~ shell; mlOl~ accommodating hole; nl~first polarity; n2~second polarity; sO~stop part; si~first thread area; s2~second thread area; T~ telescopic pen; xl~first predetermined position; Bu Z2, Z3 ~ area. X2~second predetermined position;
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