M426663 五、新型說明： 【新型所屬之技術領域】 本創作係有關一種打氣筒，尤指一種能切換手動打氣 或氣瓶充氣的雙充氣模式打氣筒結構改良。 【先前技術】 習知用於自行車及運動用品的打氣筒，通常有手動式 打氣筒、電動式打氣筒及氣瓶式充氣筒。其中，手動式打 氣筒主要具有一圓管狀的氣壓缸，該氣壓缸前端結合有一 • 快速接頭，利用快速接頭連接在自行車輪胎或其他物品的 充氣嘴；而且，該氣壓缸内部結合有一可以軸向活動的活 塞桿，該活塞桿並穿出氣壓缸的後端，另在活塞桿後端結 合一握把；如此，使用者就可以握住該握把反覆推送活塞 桿，藉此將空氣經過快速接頭打入輪胎内。電動式打氣筒 主要具有馬達、空氣泵等構件組成的主機，及連接於該主 機的充氣軟管及充氣嘴，透過空氣泵、充氣軟管及充氣嘴 I 將空氣灌入輪胎。而氣瓶式充氣筒主要具有一提供C02氣 瓶鎖接的本體，以及一用以連接在輪胎的充氣嘴，當C02 氣瓶的瓶口被開啟時，其内部的壓縮氣體將經由本體及充 氣嘴灌入輪胎。 以上各種打氣筒都有其優缺點，例如手動式打氣筒價 格便宜，而且使用方式簡易，但是充氣速度較慢，也比較 耗費體力。電動式打氣筒充氣速度快、省力，唯獨單價昂 貴及不能隨自行車攜帶，讓一般人難以接受。另外，氣瓶 式充氣筒雖然同樣具有充氣速度快、省力的優點，但氣瓶 3 M426663 使用後就必須拋棄，不能重覆利用，經常購買氣瓶也會造 成經濟壓力。由上述可見，各種打氣筒各有優點及缺點， 若能將手動式打氣筒與氣瓶式充氣筒整合成為可切換使用 模式的打氣筒，如此提供使用者按照情況自行選用，定然 能更貼近於使用者的需求。然而，如何將其整合，同時具 有簡易切換的結構功能，將是本創作所欲積極揭露之處。 【新型内容】 本創作之目的在提供一種雙充氣模式之打氣筒，用以 克服習知打氣筒只能手動打氣或只能使用氣瓶充氣的單一 模式，並設計有簡易切換兩種充氣模式的結構，進而達到 可任意選擇充氣模式及使用方便簡易等目的。 為達上述目的，本創作雙充氣模式之打氣筒，其較佳 實施内容係包含：一打氣筒本體，其包含一氣缸，一活動 穿設在該氣缸内的活塞桿，及一組合在該活塞桿前端的活 塞，該活塞能在該氣缸内軸向活動；一氣閥單元，其包含 一氣閥本體及一單向閥，該氣閥本體具有一第一容置孔， 一連通在該氣缸與該第一容置孔之間的第二容置孔，及另 一連通在該第一容置孔的第三容置孔；該單向閥設置於該 第二容置孔内，使空氣經過該單向閥進入該第一容置孔； 一氣嘴單元，其連通在該氣閥單元的第一容置孔，用於套 接在其他被充氣物品的氣嘴；以及一氣瓶連接單元，其包 含一連接頭、一穿刺元件及一氣密元件；該連接頭包含一 進氣孔及凹設並連通於該進氣孔入口端的一氣瓶鎖合孔， 該連接頭活動地穿置在該氣閥單元的第三容置孔；該穿刺 M426663 元件設置於該氣瓶鎖合孔内，用於刺破該氣瓶的封口；該 氣密元件設置於該第三容置孔的孔底，並抵靠於該連接頭 的進氣孔出口端。 依上述較佳實施内容所述雙充氣模式之打氣筒，其中 ，該氣閥單元的氣閥本體的第三容置孔内壁設有一内螺紋 部，該氣瓶連接單元的連接頭的周圍設有一螺合在該内螺 紋部的外螺紋部。 依上述較佳實施内容所述雙充氣模式之打氣筒，其中 Φ'，該第三容置孔係凹設於該氣閥本體端部的凹孔，該第三 容置孔更包含一連通該凹孔與該第一容置孔的通孔。 依上述較佳實施内容所述雙充氣模式之打氣筒，其中 ，該氣瓶連接單元的氣瓶鎖合孔係為一内螺紋孔。 依上述較佳實施内容所述雙充氣模式之打氣筒，其中 ，該氣瓶連接單元的穿刺元件具有一錐形部，及一貫穿該 穿刺元件及該錐形部的通孔，該通孔連通於該連接頭的進 氣孔。 • 依上述較佳實施内容所述雙充氣模式之打氣筒，其中 ，該氣密元件為軟性墊。 依上述較佳實施内容所述雙充氣模式之打氣筒，其中 ，該氣瓶連接單元更包含一第一氣密環，該第一氣密環套 置於該連接頭周圍。 依上述較佳實施内容所述雙充氣模式之打氣筒，其中 ，該氣瓶連接單元更包含一第二氣密環，該第二氣密環設 置於該連接頭的氣瓶鎖合孔内。 5 M426663 藉此，本創作雙充氣模式之打氣筒，能透過該氣瓶連 接單元的結構設計，提供C02氣瓶鎖合連接，並能透過調 整該氣疏連接單元的方式，切換選擇手動打氣或氣瓶充氣 的方式，如此克服習知打氣筒只能手動打氣或只能使用氣 瓶充氣的單一模式，進而達到可任意選擇充氣模式，使用 過程中能防止洩氣，以及使用方便簡易等功效。 【實施方式】 茲依附圖實施例將本創作之結構特徵及其他之作用、 目的詳細說明如下： 參閱第一圖、第二圖及第三圖所示，本創作雙充氣模 式之打氣筒，係一種能切換手動打氣或氣瓶充氣的雙充氣 模式打氣筒，其較佳的實施例主要包含一打氣筒本體1、 一氣閥單元2、一氣嘴單元3及一氣瓶連接單元4，其中 該打氣筒本體1包含一中空管狀的氣缸11，一活動穿 設在氣缸11内的活塞桿12，及一組合在活塞桿12前端的活 塞13，如此使活塞桿12後端伸出氣缸11的一端，並可在活 塞桿12後端結合一握把14，藉此使活塞桿12及活塞13能在 氣缸11内軸向活動，用以進行手動打氣。 該氣閥單元2包含一組合在該氣缸11端部的氣閥本體 21及一單向閥22(如第四圖所示）；該氣閥本體21的結構具 有一徑向的第一容置孔23，一連通在氣缸11與第一容置孔 23之間的第二容置孔24，及另一連通在第一容置孔23的第 三容置孔25，第三容置孔25可形成於相反該氣缸11的氣閥 M426663 本體21—端的凹孔251，並具有一連通凹孔251與第一容置 孔23的通孔252 ;而該單向閥22設置於第二容置孔24内，使 空氣經過單向閥22進入第一容置孔21，而不能逆流進入氣 缸11内。 該氣嘴單元3組裝連通在氣闊單元2的第一容置孔21 中（如第四圖所示），用於套接在其他被充氣物品的充氣嘴 ，其較佳的型式可為對應美式充氣嘴的結構，或對應法式 充氣嘴的結構，或同時具有對應美式充氣嘴與法式充氣嘴 φ 的結構。 該氣瓶連接單元4包含一連接頭41、一穿刺元件42及 一氣密元件43 ;該連接頭41活動地穿置在氣閥單元2的第 三容置孔25中（如第四圖所示），其包含一軸向貫穿的進氣 孔411，使進氣孔411連通到第三容置孔25，及凹設一端並 連通於進氣孔411入口端的一氣瓶鎖合孔412，用以提供氣 瓶所接；該穿刺元件42設置於氣瓶鎖合孔412内，用於刺破 氣瓶的封口；而該氣密元件43係為軟性墊或其他形狀，其 鲁設置於第三容置孔25的孔底，並抵靠於連接頭41的進氣孔 411出口端。 藉上述打氣筒本體1、氣閥單元2、氣嘴單元3及氣 瓶連接單元4的結構特徵及組合關係設計，就能組成本創 作雙充氣模式之打氣筒，能提供使用者任意切換手動打氣 或氣瓶充氣模式，以應各整充氣情況的需求。 再參閱第二圖及第三圖所不，本創作較佳的實施例包 含：上述該氣閥單元2的氣閥本體21的第三容置孔25内壁 7 M426663 设有一内螺紋部253’及該氣瓶連接單元4的連接頭41的周 圍設有一螺合在内螺紋部253的外螺紋部413 ;如此，使連 接頭41能轉動調整其轴向位置，可使氣密元件43抵靠於連 接頭41的進氣孔411出口端，用以在手動打氣時能將連接頭 41的進氣孔411封閉，防止發生洩氣；反之，亦可使氣密元 件43脫離連接頭41的進氣孔411出口端，俾在氣瓶充氣時使 氣體能經由進氣孔411流向氣嘴單元3。 再參閱第二圖及第三圖所示，本創作較佳的實施例更 包含.上述該氣瓶連接單元4的氣瓶鎖合孔412係為一内螺 紋孔，用以提供一氣瓶5鎖接（如第五圖所示）。上述該氣 瓶連接單元4的穿刺元件42具有一錐形部421，及一貫穿穿 刺元件42及錐形部421中央的通孔422，如此使穿刺元件42 s史置在氣瓶鎖合孔412孔底，並使通孔422連通於連接頭41 的進氣孔4U ’當穿刺元件42刺破氣瓶5的瓶口時，正好使 氣體能經由通孔422流進連接頭41的進氣孔411。 另外，參閱第四圖所示，為防止充氣過程發生洩漏， 本創作該氣瓶連接單元4較佳的實施例更包含一第一氣密 環44及一第二氣密環45 ;其中，該第一氣密環44套置於連 接頭41的周圍，並使第一氣密環44抵靠在第三容置孔25内 壁’如此防止氣體從第三容置孔25與連接頭41之間洩漏； 而第一氣密環45設置於連接頭41的氣瓶鎖合孔411内，用以 抵靠氣瓶5的瓶口（如第五圖所示）。 參閱第一圖所示’本創作能提供使用者切換成手動打 氣模式’其先將連接頭41轉動旋緊，致使氣密元件43抵靠 M426663 於連接頭41的進氣孔411出口端，如此就能提供握住握把14 推動活塞桿12及活塞13，進而將空氣押送到氣閥單元2， 使空氣經過單向閥22進入氣嘴單元3，再從氣嘴單元3灌 入輪胎或其他被充氣物品。再參閱第六圖所示，當需改用 C02等氣體的氣瓶5充氣時’可先將氣瓶5的瓶口鎖接在 氣瓶連接單元4的連接頭41的氣瓶鎖合孔412,直到第二氣 密環4抵靠到氣瓶5的瓶口為止，同時利用穿刺元件42刺 破氣瓶5的瓶口，此時因氣密元件43仍抵靠在連接頭41的 φ 進氣孔411出口端，暫時阻止氣瓶5内的氣體流出。再參閱 第七圖所示，然後轉動連接頭41致使氣密元件43脫離連接 頭41的進氣孔411出口端，氣瓶5内的氣體就能從通孔422 、進氣孔411及通孔252進入氣嘴單元3，再從氣嘴單元3 灌入輪胎或其他被充氣物品。 由上述說明可見，本創作雙充氣模式之打氣筒，能透 過該氣瓶連接單元4的結構設計，提供C02等氣瓶5鎖合 連接，並能透過調整該氣瓶連接單元4的方式，切換選擇 ® 手動打氣或氣瓶充氣的方式，如此克服習知打氣筒只能手 動打氣或只能使用氣瓶充氣的單一模式，進而達到可任意 選擇充氣模式，使用過程中能防止洩氣，以及使用方便簡 易等功效。 綜上所述，本創作雙充氣模式之打氣筒，已確具實用 性與創作性，其技術手段之運用亦出於新穎無疑，且功效 與設計目的誠然符合，已稱合理進步至明。為此，依法提 出新型專利申請，惟懇請鈞局惠予詳審，並賜准專利為 9 M426663 禱’至感德便。 [圖式簡單說明】 *圖為本創作打氣筒較佳實施例之組合剖面示意圖 第二圖2創作打氣筒較佳實施例之部分分解立體示 第一圖=創作打氣筒較佳實施例之部分分解剖面示 思圖。 第四圖2創作打氣筒較佳實施例之部分組合剖面示 思圖。 第五圖為本創作打氣筒較佳實施例之使用狀態參考圖 第六圖^本創作打氣筒較佳實施例之使用動作參考圖 第七圖為本創作打氣筒較佳實施例之使用動作參考圖 M426663 【主要元件符號說明】 1 打氣筒本體 11 12 活塞桿 13 14 握把 2 21 氣閥本體 22 23 第一容置孔 24 25 第三容置孔 251 252 通孔 253 3 氣嘴單元 4 41 連接頭 411 412 氣瓶鎖合孔 413 42 穿刺元件 421 422 通孔 43 44 第一氣密環 45 氣缸 活塞M426663 V. New description: [New technical field] This creation is about a kind of pump, especially a double-inflated pump structure that can switch between manual air pumping or cylinder inflation. [Prior Art] Conventional air pumps for bicycles and sporting goods usually include a manual air pump, an electric air pump, and a gas cylinder type air cylinder. Wherein, the manual pump mainly has a circular tubular pneumatic cylinder, and the front end of the pneumatic cylinder is combined with a quick joint, and is connected to the inflation nozzle of the bicycle tire or other articles by using a quick joint; and the pneumatic cylinder is internally coupled with an axially movable body. a piston rod that passes through the rear end of the pneumatic cylinder and a grip at the rear end of the piston rod; thus, the user can hold the grip and push the piston rod repeatedly, thereby passing the air through the quick joint Drive into the tires. Electric air pump Mainly consists of a motor, air pump and other components, and an air hose and aeration nozzle connected to the main machine. Air is pumped into the tire through the air pump, the inflation hose and the air nozzle I. The gas cylinder type inflatable cylinder mainly has a body for providing a C02 gas cylinder to be locked, and an inflation nozzle for connecting to the tire. When the bottle mouth of the C02 gas cylinder is opened, the internal compressed gas will pass through the body and the inflation. The mouth is poured into the tire. All of the above pumps have their advantages and disadvantages. For example, manual pumps are cheaper and easier to use, but they are slower and more labor intensive. The electric pump is fast and labor-saving. The unit price is expensive and cannot be carried with the bicycle, making it difficult for the average person to accept. In addition, although the gas cylinder type inflator also has the advantages of high inflation speed and labor saving, the gas cylinder 3 M426663 must be discarded after use, and cannot be reused. The frequent purchase of the gas cylinder also causes economic pressure. It can be seen from the above that each type of pump has its own advantages and disadvantages. If the manual pump and the gas cylinder type inflator can be integrated into a pump that can be switched to use mode, the user can choose according to the situation and be sure to be closer to the User needs. However, how to integrate it and have the structural functions of simple switching will be the active disclosure of this creative. [New content] The purpose of this creation is to provide a dual-inflating pump for overcoming a single mode in which the conventional pump can only be manually inflated or can only be inflated by a cylinder, and is designed to easily switch between two inflation modes. The structure, in turn, achieves the purpose of arbitrarily selecting the inflation mode and being convenient to use. In order to achieve the above object, the preferred embodiment of the present invention is: a pump body comprising a cylinder, a piston rod movably disposed in the cylinder, and a combination of the piston a piston at the front end of the rod, the piston being axially movable in the cylinder; a valve unit comprising a valve body and a one-way valve, the valve body having a first receiving hole, a communication between the cylinder and the valve a second accommodating hole between the first accommodating hole and another third accommodating hole communicating with the first accommodating hole; the one-way valve is disposed in the second accommodating hole to allow air to pass through the a one-way valve enters the first receiving hole; a gas nozzle unit connected to the first receiving hole of the gas valve unit for socketing the gas nozzle of the other inflated article; and a gas cylinder connecting unit including a connector, a piercing member and an airtight member; the connector includes an air inlet hole and a cylinder locking hole recessed and connected to the inlet end of the air inlet hole, the connector is movably disposed on the air valve unit Third receiving hole; the piercing M426663 component design The locking cylinder bore in, for piercing the closure cylinder; hole of the airtight member disposed to the bottom of the third receiving hole, and the connecting head against the outlet end of the inlet hole. According to the preferred embodiment of the present invention, the inner wall of the third accommodating hole of the valve body of the gas valve unit is provided with an internal thread portion, and a connecting portion of the connecting portion of the gas cylinder connecting unit is provided with a Screwed into the male threaded portion of the female threaded portion. According to the preferred embodiment, the double-inflating mode of the pump, wherein Φ', the third accommodating hole is recessed in the concave hole at the end of the valve body, and the third accommodating hole further comprises a communication hole a through hole and a through hole of the first receiving hole. According to the above preferred embodiment, the double-inflating mode of the inflator, wherein the cylinder locking hole of the cylinder connecting unit is an internally threaded hole. According to the preferred embodiment of the present invention, the pumping unit of the double-inflating mode has a tapered portion and a through hole penetrating the piercing member and the tapered portion, and the through hole is connected. In the air inlet of the connector. • The dual inflation mode pump according to the above preferred embodiment, wherein the airtight member is a soft pad. In the double-inflating mode pump according to the above preferred embodiment, the cylinder connecting unit further comprises a first airtight ring, and the first airtight ring sleeve is disposed around the connecting head. In the double-inflating mode pump according to the above preferred embodiment, the cylinder connection unit further includes a second airtight ring, and the second airtight ring is disposed in the cylinder locking hole of the connector. 5 M426663 By this, the creative double-inflated pump can provide the C02 cylinder lock connection through the structural design of the cylinder connection unit, and can switch the manual air pumping by adjusting the air connection unit. The method of inflating the gas cylinder overcomes the conventional mode that the conventional pump can only be manually inflated or can only be inflated by the gas cylinder, thereby achieving the optional inflating mode, preventing the air leakage during use, and being convenient and simple to use. [Embodiment] The structural features and other functions and purposes of the present invention are described in detail below with reference to the accompanying drawings: Referring to the first, second and third figures, the inflator of the present dual-inflated mode is The utility model relates to a double-inflating mode pump capable of switching manual air-inflating or cylinder-inflating. The preferred embodiment mainly comprises a pump body 1, a gas valve unit 2, a gas nozzle unit 3 and a gas cylinder connecting unit 4, wherein the pumping cylinder The body 1 comprises a hollow tubular cylinder 11 , a piston rod 12 movably disposed in the cylinder 11 , and a piston 13 combined at the front end of the piston rod 12 such that the rear end of the piston rod 12 extends beyond one end of the cylinder 11 and A grip 14 can be coupled to the rear end of the piston rod 12, thereby allowing the piston rod 12 and the piston 13 to move axially within the cylinder 11 for manual pumping. The valve unit 2 includes a valve body 21 and a check valve 22 (shown in the fourth figure) combined at the end of the cylinder 11; the structure of the valve body 21 has a radial first accommodation a hole 23, a second receiving hole 24 communicating between the cylinder 11 and the first receiving hole 23, and a third receiving hole 25 communicating with the first receiving hole 23, the third receiving hole 25 The recess 251 can be formed on the opposite end of the body 21 of the air valve M426663 of the cylinder 11 and has a through hole 252 connecting the recess 251 and the first receiving hole 23; and the check valve 22 is disposed in the second receiving In the hole 24, air is introduced into the first accommodating hole 21 through the check valve 22, and cannot enter the cylinder 11 in a countercurrent flow. The air nozzle unit 3 is assembled and communicated with the first receiving hole 21 of the air wide unit 2 (as shown in the fourth figure) for socketing the inflation nozzle of other inflated articles, and the preferred type may correspond to The structure of the American inflation nozzle, or the structure corresponding to the French inflation nozzle, or the structure corresponding to the American inflation nozzle and the French inflation nozzle φ at the same time. The cylinder connection unit 4 includes a connector 41, a piercing member 42 and a gas-tight member 43. The connector 41 is movably disposed in the third receiving hole 25 of the valve unit 2 (as shown in the fourth figure). The air intake hole 411 is connected to the third accommodating hole 25, and a gas cylinder locking hole 412 is provided at one end of the air inlet hole 411 to provide the air inlet hole 411. The gas cylinder is connected to the cylinder; the piercing member 42 is disposed in the cylinder locking hole 412 for piercing the sealing of the cylinder; and the airtight member 43 is a soft pad or other shape, and is disposed in the third receiving portion. The bottom of the hole 25 is bored and abuts against the outlet end of the air inlet 411 of the connector 41. By the structural characteristics and the combination relationship design of the above-mentioned pump body 1, the valve unit 2, the air nozzle unit 3 and the gas cylinder connecting unit 4, the inflating pump of the creation double-inflating mode can be formed, and the user can switch the manual airing at will. Or the cylinder inflation mode to meet the needs of the entire inflation situation. Referring to the second and third figures, the preferred embodiment of the present invention includes: the inner wall 7 of the third accommodating hole 25 of the valve body 21 of the gas valve unit 2 is provided with an internal thread portion 253' and An outer thread portion 413 of the inner thread portion 253 is disposed around the connecting head 41 of the gas cylinder connecting unit 4; thus, the connecting head 41 can be rotated to adjust the axial position thereof, so that the airtight member 43 can be abutted against The outlet end of the air inlet hole 411 of the connector 41 is configured to close the air inlet hole 411 of the connector 41 during manual airing to prevent air leakage; otherwise, the airtight member 43 can be disengaged from the air inlet hole of the connector 41. At the outlet end of 411, the gas can flow to the gas nozzle unit 3 via the intake hole 411 when the cylinder is inflated. Referring to the second and third figures, the preferred embodiment of the present invention further includes that the cylinder locking hole 412 of the cylinder connecting unit 4 is an internally threaded hole for providing a cylinder 5 lock. Connect (as shown in the fifth figure). The piercing member 42 of the cylinder connecting unit 4 has a tapered portion 421 and a through hole 422 penetrating through the center of the piercing member 42 and the tapered portion 421, so that the piercing member 42 s is placed in the cylinder locking hole 412. The bottom of the hole, and the through hole 422 is communicated with the air inlet 4U of the connector 41. When the piercing member 42 pierces the mouth of the cylinder 5, the gas can flow into the air inlet of the connector 41 via the through hole 422. 411. In addition, as shown in the fourth figure, in order to prevent leakage during the inflation process, the preferred embodiment of the cylinder connection unit 4 further includes a first airtight ring 44 and a second airtight ring 45; The first airtight ring 44 is sleeved around the connecting head 41 and the first airtight ring 44 abuts against the inner wall of the third receiving hole 25, thus preventing gas from passing between the third receiving hole 25 and the connecting head 41. The first airtight ring 45 is disposed in the cylinder locking hole 411 of the connecting head 41 for abutting against the bottle opening of the cylinder 5 (as shown in FIG. 5). Referring to the first figure, the present invention can provide the user to switch to the manual airing mode, which first rotates the connector 41 to rotate, so that the airtight member 43 abuts the M426663 at the outlet end of the air inlet 411 of the connector 41, It is possible to provide the grip grip 14 to push the piston rod 12 and the piston 13, thereby urging air to the gas valve unit 2, allowing air to enter the air nozzle unit 3 through the check valve 22, and then pouring the tire or other from the air nozzle unit 3 Inflated items. Referring to the sixth figure, when the cylinder 5 that needs to be replaced with a gas such as C02 is inflated, the bottle opening of the cylinder 5 can be first locked to the cylinder locking hole 412 of the connector 41 of the cylinder connecting unit 4. Until the second airtight ring 4 abuts against the bottle mouth of the gas cylinder 5, and simultaneously pierces the bottle mouth of the gas cylinder 5 by the piercing member 42, at which time the gas-tight member 43 still abuts against the φ of the connecting head 41. The outlet end of the air hole 411 temporarily blocks the outflow of gas in the cylinder 5. Referring to the seventh figure, the connector 41 is rotated to cause the airtight member 43 to be disengaged from the outlet end of the air inlet 411 of the connector 41. The gas in the cylinder 5 can pass through the through hole 422, the air inlet 411 and the through hole. 252 enters the air nozzle unit 3, and then injects tires or other inflated articles from the air nozzle unit 3. It can be seen from the above description that the inflating pump of the present double-inflating mode can provide a gas cylinder 5 lock connection such as C02 through the structural design of the gas cylinder connecting unit 4, and can switch by adjusting the cylinder connecting unit 4 manner. Choose ® manual air pump or cylinder inflation method, so as to overcome the conventional mode that the pump can only be manually pumped or can only be inflated by the cylinder, so that the inflatable mode can be selected arbitrarily, the air can be prevented during use, and the use is convenient. Simple and other functions. In summary, the creative double-inflated pump has been practical and creative, and its technical means are also novel and undoubted, and the efficacy and design purpose are in line with the fact that it has been reasonably improved. To this end, a new type of patent application was filed according to law, but the bureau was requested to give a detailed examination and the patent was granted to 9 M426663. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 2 is a schematic cross-sectional view showing a preferred embodiment of a preferred embodiment of the present invention. FIG. 2 is a partially exploded perspective view of a preferred embodiment of the present invention. Decompose the section diagram. Fig. 4 is a partial cross-sectional view showing a preferred embodiment of the inflator. 5 is a state of use of a preferred embodiment of the present invention. FIG. 6 is a view showing a use of the preferred embodiment of the present invention. FIG. Figure M426663 [Main component symbol description] 1 Inflator body 11 12 Piston rod 13 14 Grip 2 21 Valve body 22 23 First accommodating hole 24 25 Third accommodating hole 251 252 Through hole 253 3 Valve unit 4 41 Connector 411 412 cylinder locking hole 413 42 piercing element 421 422 through hole 43 44 first airtight ring 45 cylinder piston
氣闊單元 單向閥 第二容置孔 凹孑L 内螺紋部 氣瓶連接單元 進氣孔 外螺紋部 錐形部 氣密元件 第二氣密環Air wide unit Check valve Second accommodating hole Concave 孑 L Internal thread part Cylinder connecting unit Inlet hole External thread part Tapered part Airtight element Second airtight ring
1111