五、新型說明： 【新型所屬之技術領域】 [0001] [0002] [0003] 本創作係有關於一種機車固定槽輪構造，特別是於 引擎加速運轉過程中可增加傳動皮帶環繞於固定槽輪與 滑動槽輪之間最大徑長。 【先前技術】 機動車輛為使變速箱内其轉速變快以省油，故將該 變速箱設計成一無段自動變速箱〔Continuousiy Variavle Ttransmission/簡稱CVT〕，此用於機動車 輛之無段自動變速箱適用於小排氣量的動力引擎上，作 為傳動的變速系統，無段自動變速箱係包含有前普利盤 及後離合器，其中前普利盤係由固定槽輪與滑動槽輪所 組成，而後離合器之開閉盤動力輸出及V形之傳動皮帶作 為傳動連結，前普利盤與傳動皮帶作用就如同打檔車之 鏈條與齒盤，於CVT無段自動變速箱中，傳動皮帶係夾於 固定槽輪與滑動槽輪中間，而傳動皮帶後端被夾持於上 下開閉盤中，開閉盤藉可變速彈簧將傳動皮帶夾住。 習用固定槽輪（A)用於機動車輛引擎運轉時，如第五 圖及第六圖所示，普利盤係包含有二相對的固定槽輪（A) 及滑動槽輪（B)，該固定槽輪（A)及滑動槽輪（B)係間隔 以一預定距離，又該固定槽輪（A)與該滑動槽輪（B)之相 對側係分別形成有受抵面（A1)及壓迫面（B1)，該受抵面 (A1)及該壓迫面（B1)係為一斜面，且該受抵面（A1)及該 壓迫面（B1)上中央分別形成有相對之齒孔（A2)及穿孔 (B2)，該滑動槽輪（B)中係徑向形成有複數溝槽（B3)， 表單編號A0101 第3頁/共17頁 料川484 該等溝槽（B3)中係分別形成有弧形曲面（B4)及具有一浪 珠（C)，該滾珠（C)係以表面與弧形曲面（B4)相貼抵，— 軸柱（F)係穿設於該該滑動槽輪（B)之穿孔（B2)中，並鳴 合於該固定槽輪（A)之齒孔（A2) ’且該滑動槽輪（b)及該 固定槽輪（A)係沿一軸線相對滑移於軸枉00上，一輛環 (D)係套設於該滑動槽輪（B)於轴柱（F)上移動之相對位 置，而相對該滑動槽輪（B)之壓迫面（B1)另一側設置有— 固定盤（E)，該固定盤（E)係用以固定於軸柱（F)上，以 確保該滑動槽輪（B)於該軸柱（F)上的滑移，該受抵面 (A1)與該壓迫面（B1)之間相互夾合有一傳動皮帶（I)， 又滑動槽輪（B)裡的滾珠（C)會因受到離心力的牽動，而 滑動於滑動槽輪（B)的溝槽（B3)間，溝槽（B3)因設有經 過設計的斜坡設計，當滚珠（C)滾動至該滑動槽輪 溝槽（B3)邊緣端部，滾珠會受到固定盤（E)之抵觸面 (E1)的反作用力而推抵該滑動槽輪（B)往固定槽輪（A) 方向前進，滑動槽輪（B)與固定槽輪（A)互相靠近後，進 而推擠傳動皮帶⑴向外擴張，因為傳動皮帶⑴長度固 定，故傳動皮帶（I)會受到滑動槽輪（B)及固定槽輪（A) ㈣壓而向外滑動時’後端離合器（圖令未出示）便會被 傳動皮帶⑴撐開’傳動皮帶⑴肺離合㈣側滑動， 起料前普難所魏之傳動皮帶（I)直徑小，後離合器 所之傳動皮帶⑴直徑大，加速時前後-樣大，高速 時則方普利盤所環繞之傳動皮帶（I)直徑大，後離合器所 %紅傳動皮帶（1)直徑小，如此滑動槽輪（B)於軸柱 (F)上滑移可隨即改變傳動皮帶⑴環繞普利盤之直徑， 進而改變了 θ利盤與離合器之變速比’若能增加傳動皮 表單编號Α0101 第4頁/共17頁 [0004] 帶（I)於普利盤上的最大環繞徑長，則普利盤本身的變速 效果即可提升。 又中華民國新型專利公告第M332631號「改良式機 車普利盤」其係為一種改良式機車普利盤，其包括有相 對的二盤體，該二盤體形成有相對斜面，該相對斜面之 間相互夾合一連接於機車離合器之傳動皮帶；其中一盤 體令係徑向形成有複數普利珠槽，該普利珠槽中分別形 成有弧形曲面及具有一普利珠；另，前述盤體之外緣， 至少於各普利珠槽之端處，進一步設置有磁鐵，該磁鐵 可產生磁力吸引普利珠令普利珠沿著各普利珠槽之弧形 曲面滾動，最後抵達普利珠槽鄰近該盤體邊緣的端處， 從而完全的推抵該盤體往另一盤體方向滑移夾合，使傳 動皮帶受迫而擴大其環繞徑長，達到良好的變速效果。 [0005] 上述前案可藉由普利珠於普利珠槽内磁吸於普利珠 槽鄰近該盤體邊緣的端處，進而完全推抵該盤體往另一 盤體方向滑移夾合，如此可使傳動皮帶受迫而擴大其於 普利盤上的最大環繞徑長，以達到良好的變速效果，然 而傳動皮帶環繞於普利盤上的最大徑長係為固定不變， 若能改良普利盤之構造，進而於構造上能實質增加傳動 皮帶於普利盤上的最大環繞徑長，即可提升普利盤的變 速效果，以達到提高車速及省油等功效。 【新型内容】 爰此，有鑑於上述前案之構造無法實質增加傳動皮 帶於普利盤上的最大環繞徑長，本創作係提供一種機車 固定槽輪構造，係設有固定槽輪係包含有一受抵面及一 表單編號A0101 第5頁/共17頁 [0006] M420484 [0007] [0008] [0009] [0010] [0011] [0012] [0013] [0014] [0015] 表單编號A0101 貫通該固定槽輪中央之齒孔；其特徵為；該固定槽輪之 受抵面上係設有一鄰近於該齒孔之環狀溝槽。 進一步包含有一配合該固定槽輪之滑動槽輪，該滑 動槽輪一側係包含有一壓迫面及一貫通該滑動槽輪之穿 孔，且該滑動槽輪另一側係包含有一溝槽及一形成於該 溝槽内之弧形曲面。 進一步對應於滑動槽輪之溝槽設置有一固定盤，該 固定盤具有一斜度之抵觸面。 進一步包含有一設置於該滑動槽輪之槽溝内與固定 盤之間之滾珠。 進一步包含有一軸環，且該軸環係套設於該滑動槽 輪之穿孔。 上述之固定槽輪之受抵面及該滑動槽輪之壓迫面係 為一斜面。 本創作具有下列優點： 1. 本創作可使滑動槽輪推抵於固定槽輪之環狀溝槽 内，並縮短固定槽輪與滑動槽輪之間的距離，進一步增 加傳動皮帶環繞於固定槽輪與滑動槽輪之間最大徑長。 2. 本創作因可增加傳動皮帶環繞於固定槽輪與滑動 槽輪之間最大徑長，故可提升機動車輛之變速效果，使 機動車輛速度更快及更省油。 【實施方式】 首先，如第一圖所示，本創作係為一種機車固定槽 第6頁/共17頁 [0016] 輪構造，係包含有一固定槽輪（1)，其中： 固定槽輪（1)，係包含有一受抵面（11)及一貫通該固 定槽輪（1)中央之齒孔（12)，該固定槽輪（1)之受抵面 (11)上係設有一鄰近於該齒孔（12)之環狀溝槽（13)。 [0017] 機動車輛利用普利盤變速時，如第二圖及第三圖所 示，普利盤係包含有二相對的固定槽輪（1)及滑動槽輪 (2)，該固定槽輪（1)及滑動槽輪（2)係間隔以一預定距 離’又該固定槽輪（1)與該滑動槽輪（2 )之相對側係分別 形成有受抵面（11)及壓迫面（21)，該受抵面（11)及該壓 迫面（21)係為一斜面，且該受抵面（丨丨）及該壓迫面（21) 中央分別形成有相對之齒孔（12)及穿孔（22)，該滑動槽 輪（2)之壓迫面（21)另一側係徑向形成有複數溝槽（23) ’該.等溝槽（23)中係分別形成有弧形曲面（24)及具有一 滾珠（3)’該滾珠（3)係以表面與弧形曲面（2 4)相貼抵， 一軸柱（6)係穿設於該該滑動槽輪（2)之穿孔（22)中，並 嚙合於該固定槽輪（1)之齒孔（12)，且該滑動槽輪（2)係 沿一軸線相對滑移於軸柱（6)上，一軸環（4)係套設於該 滑動槽輪（2)於軸柱（6)上移動之相對位置，而對應該滑 動槽輪（2)之溝槽（23)設置有一固定盤（5)，該固定盤 (5)係用以固定於軸柱（6)上並具有一斜度之抵觸面（51) ’而滾珠（3)則置於溝槽（23)與固定盤（5)之間，該受抵 面（11)與該壓迫面（21)之間相互夾合有一傳動皮帶（7) ’當機動車輛引擎（圖上未出示）運轉而帶動普利盤旋轉 時’如第四圖所示，滚珠（3)可藉由離心力作用往該滑動 槽輪（2)外緣移動’其中該滾珠（3 )於滾動過程中，因滾 表單編號A0101 第7頁/共17頁 M420484 珠（3)兩相對側分別抵於該固定盤（5)之抵觸面（51)及該 溝槽（23)内之弧形曲面（24)，而固定盤（5)係固定於 轴柱（6)上而不滑移，滾珠（3)則會受到固定盤（5)之抵 觸面（51)的反作用力，沿著溝槽（23)之弧形曲面（24) 滾動並推抵該滑動槽輪（2)，使該滑動槽輪（2)由該固定 盤（5)方向逐漸往該固定槽輪（1)方向靠抵，進而使滑動 槽輪（2)與固定槽輪（1)之間的傳動皮帶（7)受到夾抵而 沿壓迫面（21 )及受抵面（11 )逐漸外擴，以改變傳動 皮帶（7)環繞於普利盤上的徑長而達到變速，令滾珠 (3)沿著溝槽（23)之弧形曲面（24)滾動，滾珠（3)最後抵 達溝槽（23)鄰近該滑動槽輪（2)邊緣的端處，並完全的推 抵該滑動槽輪（2)往固定槽輪（1)方向滑移夾合，又因固 定槽輪（1)之齒孔（12)附近設有一環狀溝槽（13)，使該 滑動槽輪（2)中心可推抵於固定槽輪（丨）之環狀溝槽（13) 内，如此即可藉由縮短固定槽輪與滑動槽輪（2)之間 的距離，進一步增加傳動皮帶（7)環繞於固定槽輪（1)與 滑動槽輪（2)之間最大徑長，故可藉此固定槽輪之環 狀溝槽（13) ’以提升機動車輛之變速效果，使機動車輛 速度更快及更省油。 [0018] 惟，以上所述僅為本創作其中之一最佳實施例，當 不能以此限定本趣之巾請專利保護賴，舉凡依本創 作之申請專利翻及說明書内容所作之簡單的等效變化 與替換’皆應仍屬於本創作巾請翻_所涵蓋保護之 範圍内。 【圖式簡單說明】 表單坞號A0101 第8頁/共17 頁 M420484 [0019] 第一圖係為本創作固定槽輪之立體圖。 [0020] 第二圖係為本創作固定槽輪係配合裝設於無段自動 變速箱之立體分解圖。 [0021} 第三圖係為本創作固定槽輪與滑動槽輪之間夹合傳 動皮帶之示意圖。 [0022] 第四圖係為滑動槽輪中心推抵於固定槽輪之環狀溝 槽内，使傳動皮帶環繞於固定槽輪與滑動槽輪之間最大 徑長之不意圖。 [0023] 第五圖係為本創作習用固定槽輪之立體圖。 [0024] 第六圖係為本創作傳動皮帶環繞於習用固定槽輪與 滑動槽輪之間最大徑長之示意圖。 【主要元件符號說明】V. New Description: [New Technology Field] [0001] [0002] [0003] This creation relates to a locomotive fixed sheave structure, in particular, the transmission belt can be added around the fixed sheave during the acceleration operation of the engine. The maximum path length between the sliding sheave and the sliding sheave. [Prior Art] In order to make the speed of the motor vehicle faster in the gearbox to save fuel, the gearbox is designed as a continuous automatic transmission (Continuousiy Variavle Ttransmission/CVT), which is used for the automatic transmission of the motor vehicle. For the power engine with small displacement, as the transmission shifting system, the stepless automatic transmission system includes the front plucking disc and the rear clutch, wherein the front plucking disc is composed of a fixed sheave and a sliding sheave. Then the opening and closing disk power output of the rear clutch and the V-shaped transmission belt are used as the transmission connection. The front Ply disk and the transmission belt act like the chain and the tooth plate of the gear shifting machine. In the CVT non-segment automatic transmission, the transmission belt is clamped to The fixed sheave is in the middle of the sliding sheave, and the rear end of the driving belt is clamped in the upper and lower opening and closing discs, and the opening and closing disc is clamped by the shifting spring. When the conventional fixed sheave (A) is used for the operation of the motor vehicle engine, as shown in the fifth and sixth figures, the Puli disk system includes two opposite fixed sheaves (A) and a sliding sheave (B). The fixed sheave (A) and the sliding sheave (B) are spaced apart by a predetermined distance, and the opposite side of the fixed sheave (A) and the sliding sheave (B) are respectively formed with a receiving surface (A1) and The pressing surface (B1), the receiving surface (A1) and the pressing surface (B1) are a sloped surface, and opposite holes are formed in the center of the receiving surface (A1) and the pressing surface (B1). A2) and perforation (B2), the sliding groove (B) is formed with a plurality of grooves (B3) in the radial direction, Form No. A0101, Page 3 of 17, Chuan 484, the grooves (B3) Forming a curved curved surface (B4) and having a bead (C), the ball (C) is attached to the curved surface (B4), and the shaft (F) is threaded on the sliding The perforation (B2) of the sheave (B) is merged with the perforation (A2) of the fixed sheave (A) and the sliding sheave (b) and the fixed sheave (A) are along an axis Relative slip on the shaft 00, a ring (D) is sleeved The sliding sheave (B) is moved relative to the shaft column (F), and the other side of the pressing surface (B1) of the sliding sheave (B) is provided with a fixed disk (E), the fixed disk ( E) is fixed to the shaft column (F) to ensure the sliding of the sliding sheave (B) on the shaft column (F), the abutting surface (A1) and the pressing surface (B1) The drive belt (I) is clamped to each other, and the balls (C) in the sliding sheave (B) are slid between the grooves (B3) of the sliding sheave (B) due to the centrifugal force. (B3) Due to the designed slope design, when the ball (C) rolls to the edge of the edge of the sliding groove (B3), the ball will be subjected to the reaction force of the abutting surface (E1) of the fixed disk (E). Push the sliding sheave (B) forward in the direction of the fixed sheave (A), and the sliding sheave (B) and the fixed sheave (A) are close to each other, and then push the transmission belt (1) to expand outward because the transmission belt (1) The length is fixed, so the drive belt (I) will be pressed by the sliding sheave (B) and the fixed sheave (A) (4) and the rear end clutch (the unillustrated) will be driven by the transmission belt. Open the 'drive belt (1) lung clutch (four) side sliding, before the feeding, the transmission belt (I) has a small diameter, the transmission belt of the rear clutch (1) has a large diameter, and the front and rear are large when accelerating, and the square is high at high speed. The drive belt (I) surrounded by the disc has a large diameter, and the rear clutch has a small red transmission belt (1) with a small diameter, so that the sliding sheave (B) slides on the shaft post (F) and then changes the transmission belt (1) around the Puli The diameter of the disc, which in turn changes the speed ratio of the θ plate to the clutch. 'If you can increase the transmission skin form number Α0101 Page 4 of 17 [0004] With (I) the maximum circumferential path length on the Puli plate, Then the shifting effect of the Puli plate itself can be improved. Also, the Republic of China New Patent Publication No. M332631 "Modified Locomotive Ply Disk" is an improved locomotive Puli plate comprising an opposite two-disc body, the two disc bodies being formed with opposite slopes, and the opposite slopes are formed And a driving belt connected to the locomotive clutch; wherein one of the disc bodies is formed with a plurality of Puli bead grooves in a radial direction, wherein the Puli bead grooves are respectively formed with curved curved surfaces and have a Puli bead; The outer edge of the disk body is further provided with a magnet at least at the end of each of the Puli bead grooves, and the magnet can generate a magnetic attraction to attract the Puli bead to roll along the curved surface of each of the Puli bead grooves, and finally Arriving at the end of the pleat bead adjacent to the edge of the disc body, so as to completely push the disc body to slide in the direction of the other disc body, so that the transmission belt is forced to expand its surrounding diameter to achieve a good shifting effect. . [0005] The foregoing pre-look can be magnetically attracted to the end of the Puli bead adjacent to the edge of the disk by the Pulizhu in the Puli bead, and then fully push the plate to the other disk. In this way, the transmission belt is forced to expand the maximum circumferential path length on the Puli plate to achieve a good shifting effect, but the maximum path length of the transmission belt around the Puli plate is fixed. The structure of the Puli plate can be improved, and the maximum circumferential diameter of the transmission belt on the Puli plate can be substantially increased in structure, so that the shifting effect of the Puli plate can be improved to improve the speed and fuel economy. [New content] In view of the above, the structure of the above case cannot substantially increase the maximum circumferential path length of the transmission belt on the Puli plate. The present invention provides a locomotive fixed sheave structure, which is provided with a fixed groove wheel train. Attendance and a form number A0101 Page 5 of 17 [0006] M420484 [0007] [0009] [0010] [0012] [0014] [0015] Form number A0101 a perforation extending through the center of the fixed sheave; wherein the fixed groove of the fixed sheave is provided with an annular groove adjacent to the perforation. The sliding sheave includes a pressing surface and a through hole extending through the sliding sheave, and the other side of the sliding sheave includes a groove and a forming portion. An arcuate curved surface within the groove. Further, a groove corresponding to the groove of the sliding sheave is provided, and the fixed disk has a sloped abutting surface. Further included is a ball disposed between the slot of the sliding sheave and the fixed disk. Further included is a collar, and the collar is sleeved on the perforation of the sliding sheave. The abutting surface of the fixed sheave and the pressing surface of the sliding sheave are a sloped surface. This creation has the following advantages: 1. This creation can push the sliding sheave into the annular groove of the fixed sheave and shorten the distance between the fixed sheave and the sliding sheave, further increasing the transmission belt around the fixing groove. The maximum diameter between the wheel and the sliding sheave. 2. This creation can increase the maximum length of the drive belt around the fixed sheave and the sliding sheave, thus improving the shifting effect of the motor vehicle and making the motor vehicle faster and more fuel efficient. [Embodiment] First, as shown in the first figure, the present invention is a locomotive fixing groove 6th/17th page [0016] wheel structure, which comprises a fixed sheave (1), wherein: a fixed sheave ( 1) comprising a receiving surface (11) and a perforation (12) penetrating through the center of the fixing sheave (1), and the receiving surface (11) of the fixing sheave (1) is provided adjacent to An annular groove (13) of the perforation (12). [0017] When the motor vehicle uses the Puli disk to shift, as shown in the second and third figures, the Puli disk system includes two opposite fixed sheaves (1) and a sliding sheave (2), the fixed sheave (1) The sliding sheave (2) is spaced apart by a predetermined distance, and the opposite side of the fixed sheave (1) and the sliding sheave (2) are respectively formed with a receiving surface (11) and a pressing surface ( 21) the receiving surface (11) and the pressing surface (21) are inclined surfaces, and the receiving surface (丨丨) and the pressing surface (21) are respectively formed with opposite perforations (12) and a perforation (22), the other side of the pressing surface (21) of the sliding sheave (2) is radially formed with a plurality of grooves (23). The grooves (23) are respectively formed with curved curved surfaces ( 24) and having a ball (3) 'the ball (3) is attached to the curved surface (2 4), and a shaft column (6) is threaded through the perforation of the sliding groove (2) 22), and meshed with the perforation (12) of the fixed sheave (1), and the sliding sheave (2) is relatively slid along the axis of the shaft column (6), a collar (4) Sliding on the sliding sheave (2) on the shaft column (6) The relative position, and the groove (23) corresponding to the sliding sheave (2) is provided with a fixing plate (5) for fixing to the shaft column (6) and having a slope The abutting surface (51)' and the ball (3) are placed between the groove (23) and the fixed plate (5), and the transmission surface (11) and the pressing surface (21) are mutually coupled with a transmission belt (7) 'When the motor vehicle engine (not shown) is operated to drive the Puli disk to rotate', as shown in the fourth figure, the ball (3) can be moved to the outer edge of the sliding sheave (2) by centrifugal force. 'When the ball (3) is in the process of rolling, the two opposite sides of the fixed plate (5) and the groove are respectively formed by the opposite sides of the roll form number A0101, page 7 / page 17 M420484 bead (3). The curved surface (24) in the groove (23), and the fixed plate (5) is fixed on the shaft column (6) without slipping, and the ball (3) is subjected to the abutting surface of the fixed plate (5) (51) The reaction force is rolled along the curved curved surface (24) of the groove (23) and pushed against the sliding sheave (2), so that the sliding sheave (2) gradually goes from the fixed disk (5) Fixed sheave (1) side By the abutment, the transmission belt (7) between the sliding sheave (2) and the fixed sheave (1) is clamped and gradually expanded along the pressing surface (21) and the receiving surface (11) to change the transmission. The belt (7) is rotated around the length of the plucking disc to achieve the shifting, so that the ball (3) rolls along the curved surface (24) of the groove (23), and the ball (3) finally reaches the groove (23). The end of the edge of the sliding sheave (2) is completely pushed against the sliding sheave (2) and is slipped in the direction of the fixed sheave (1), and the perforation of the fixed sheave (1) is also An annular groove (13) is arranged in the vicinity, so that the center of the sliding sheave (2) can be pushed into the annular groove (13) of the fixed sheave (,), so that the fixed sheave can be shortened The distance from the sliding sheave (2) further increases the maximum length of the transmission belt (7) around the fixed sheave (1) and the sliding sheave (2), so that the ring of the sheave can be fixed thereby The groove (13)' enhances the shifting effect of the motor vehicle, making the motor vehicle faster and more fuel efficient. [0018] However, the above description is only one of the best embodiments of the present invention. When it is not possible to limit the interest of the towel, please apply for patent protection, such as the simple application of the patent application and the content of the manual. Effect changes and replacements should still fall within the scope of protection covered by this creation. [Simple description of the drawing] Form dock number A0101 Page 8 of 17 M420484 [0019] The first figure is a perspective view of the fixed fixed sheave. [0020] The second figure is an exploded perspective view of the fixed slotted wheel train fitted to the automatic transmission without a section. [0021] The third figure is a schematic view of the sandwiching of the transmission belt between the fixed sheave and the sliding sheave. [0022] The fourth figure is the intention that the center of the sliding sheave is pushed into the annular groove of the fixed sheave so that the transmission belt surrounds the maximum diameter between the fixed sheave and the sliding sheave. [0023] The fifth figure is a perspective view of the fixing groove of the creation. [0024] The sixth figure is a schematic view of the maximum diameter of the artificial drive belt around the conventional fixed sheave and the sliding sheave. [Main component symbol description]
[0025] (1 ) 固定槽輪 (1 1 ) 受抵面 (1 2 ) 齒孔 (1 3 ) 環狀溝槽 (2 ) 滑動槽輪 (2 1 ) 壓迫面 (2 2 ) 穿孔 (2 3 ) 溝槽 (2 4 ) 弧形曲面 (3 ) 滾珠 (4 ) 軸環 (5 ) 固定盤 (5 1 ) 抵觸面 (6 ) 軸柱 (7 ) 傳動皮帶 (A ) 固定槽輪 (A 1 ) 受抵面 (A 2 ) 齒孔 表單编號A0101 第9頁/共17頁 M420484 B1)壓迫面 B 3 )溝槽 (B) 滑動槽輪 （ (B 2)穿孔 （ (B 4)弧形曲面 (C ) 滾珠 (D ) 轴環 E1)抵觸面 (E ) 固定盤 （ (F ) 軸柱 (I ) 傳動皮帶 表單編號A0101 第10頁/共17頁[0025] (1) Fixed sheave (1 1 ) Abutment surface (1 2 ) Perforation (1 3 ) Annular groove (2) Sliding sheave (2 1 ) Compression surface (2 2 ) Perforation (2 3 ) Groove (2 4 ) Curved surface (3) Ball (4) Collar (5) Fixed plate (5 1 ) Abutment surface (6) Axle column (7) Transmission belt (A) Fixed sheave (A 1 ) Abutment surface (A 2 ) Perforation form No. A0101 Page 9 of 17 M420484 B1) Compression surface B 3) Groove (B) Sliding groove wheel ((B 2) perforation ((B 4) curved surface (C) Ball (D) Collar E1) Abutment surface (E) Fixed plate ((F) Axle (I) Drive belt form number A0101 Page 10 of 17