TWI314977B - Fluid coupling and process for designing same - Google Patents
Fluid coupling and process for designing same Download PDFInfo
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- TWI314977B TWI314977B TW092133119A TW92133119A TWI314977B TW I314977 B TWI314977 B TW I314977B TW 092133119 A TW092133119 A TW 092133119A TW 92133119 A TW92133119 A TW 92133119A TW I314977 B TWI314977 B TW I314977B
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- Prior art keywords
- joint
- gasket
- protrusion
- thrust
- fluid
- Prior art date
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- 239000012530 fluid Substances 0.000 title claims description 21
- 238000000034 method Methods 0.000 title claims description 5
- 230000008878 coupling Effects 0.000 title 1
- 238000010168 coupling process Methods 0.000 title 1
- 238000005859 coupling reaction Methods 0.000 title 1
- 125000006850 spacer group Chemical group 0.000 claims description 11
- 238000013461 design Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 description 17
- 238000007789 sealing Methods 0.000 description 7
- 238000007747 plating Methods 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007772 electroless plating Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 238000001134 F-test Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007730 finishing process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/08—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing
- F16J15/0887—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing the sealing effect being obtained by elastic deformation of the packing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/08—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/08—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing
- F16J15/0881—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing the sealing effect being obtained by plastic deformation of the packing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/18—Flanged joints characterised by the sealing means the sealing means being rings
- F16L23/20—Flanged joints characterised by the sealing means the sealing means being rings made exclusively of metal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B2200/00—Constructional details of connections not covered for in other groups of this subclass
- F16B2200/50—Flanged connections
- F16B2200/506—Flanged connections bolted or riveted
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S285/00—Pipe joints or couplings
- Y10S285/91—Gaskets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S285/00—Pipe joints or couplings
- Y10S285/917—Metallic seals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49229—Prime mover or fluid pump making
- Y10T29/49297—Seal or packing making
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
- Y10T29/49863—Assembling or joining with prestressing of part
- Y10T29/4987—Elastic joining of parts
- Y10T29/49872—Confining elastic part in socket
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
- Flanged Joints, Insulating Joints, And Other Joints (AREA)
- Joints With Pressure Members (AREA)
Description
1314977 玖、發明說明: 【發明所屬之技術領域】 本發明係有關於流體接頭,特別是有關於一種藉由使夾 設在接頭構件間之襯墊變形而獲得密封性之流體接頭及其 設計方法。 【先前技術】 過去,作爲流體接頭,在由本案申請人所揭示之日本專 利特開平〇9-032984號公報(在各圖、特別是在第14圖至 第17圖)中’爲具備有:第一以及第二之接頭構件,爲具% 有相互連通之流體通道;開孔圓板狀之襯墊,被夾設在兩 接頭構件之抵接端面間;鎖固裝置,係結合兩接頭構件; 爲表示在第一以及第二接頭構件之抵接端面上,設有襯墊 按壓用之環狀突起的構件。此外,在該公報中,爲揭示於 第一以及第二接頭構件之抵接端面上,係分別設置具有平 坦底面之環狀凹處,且使環狀突起設置在被配置於以兩接 頭構件之凹處所形成之襯墊收容空間的內環狀襯墊之兩側
在上述習知之流體接頭中,於包含襯墊按壓用環狀突起 的接頭構件之端面上,爲要求藉由包含鏡面精加工程序之 高精度的加工,在具有突起之端面加工中係較費工,而具 有造成妨礙接頭整體之製造程序之合理化的問題點。在 此,雖考慮有在襯墊之兩端面上設有環狀突起之型式的構 造,不過,有關於襯墊形狀方面,自過去以來便幾乎未深 入探討,特別是有關於設在襯墊之突起的形狀,並未以各 1314977 鎖緊時的扭矩與推力之間的關係,而針對無電鍍、有鍍銀 以及無電鍍而使用潤滑油之三種種類的螺栓來進行測定。 而該種結果得知,當以鍍銀以及潤滑油等來減輕螺栓旋轉 時之摩擦’藉此’係可與扭矩成比例的增加推力,此外, 當未電鍍之情況下,係可得知對於扭矩之增加量而造成推 力增加之比例。 第4圖之圖表係爲,當襯墊(4)之突起(7)之形狀爲 ct = 90°以及P = 0.29mm之情況下,藉由調查對於變位量 之鎖緊扭矩以及受壓面積,係得知受壓面積爲與變位量成 比例的增加,此外,當變位量達到突起高度P後,在此之 後即使是增加鎖緊扭矩,仍可得知變位量係幾乎沒有變 化。 在此,在獲得所要之密封性方面,在最低鎖緊力、亦即 鎖緊時爲必須要有指定値以上之推力,此外,在維持所需 要之強度方面,推力爲必須要形成爲不致超越對應於襯墊 (4)之硬度的指定値。從而,考慮安全率,較佳爲選定襯 墊(4)之硬度以及形狀(推拔角度α、突起高度P以及前 端平坦面面積S )而用以滿足下式者爲佳。 最低鎖緊力X安全率 < 接頭鎖緊時之推力 < 已因應於表 面硬度之推力X安全率 龅且,考慮藉由鎖緊而造成面積的變化,以使用下式者 爲更佳。 由最低鎖緊力所求出之面壓X安全率 <接頭鎖緊時之每 一單位面積之推力的實驗値 < 由襯墊之維克氏硬度所求出 1314977 之每一單位面積之推力χ安全率 作爲最低鎖緊力,例如,在使用狀態中之螺栓荷重以及 襯墊鎖緊時之螺栓荷重之中,只要爲均使用較大之一方即 可。將求出維克氏硬度、最低鎖緊力等計算公式以及各個 記號涵義揭示於表1。 【表1】 記號-記號涵義 HV-維克氏硬度 F-試驗荷重(N) S -表面積(mm2 ) W m 1 -在使用狀態下之必要的最小螺栓荷重(N ) W m 2 -在襯墊鎖緊時之必要的最小螺栓荷重(N ) G-通過襯墊反作用力之施加位置之圓的直徑(mm ) P-設計壓力(MPa) m-襯墊係數(由襯墊材料與接觸面來選擇) b-襯墊座之有效寬度(mm) y-襯墊或是接頭接觸面之最小設計鎖緊壓力(N/mm2 ) Ami -在使用狀態下之螺栓的所要總斷面積(mm2) Am2-襯墊鎖緊時之螺栓的所要總斷面積(mm2) A m -螺栓之所要總斷面積(m m 2 )
Wml -螺栓荷重 Wm2-螺栓荷重 (7 3-在常溫下之螺检之谷目午拉伸應力(1^£/1111112) σ b -在設疋溫度下之螺栓之容許拉伸應力(kgf/mm2) 1314977
Wo-在使用狀態下之螺栓荷重(kgf)
Wg-襯墊所盡實施螺栓荷重(kgf)
Ab -螺栓有效斷面積(mm2)
Bo-襯墊座之基本寬度(mm) 在第5圖所表示之圖表,係爲使用在藉由本發明之流體 接頭中,用以獲得較佳之襯墊而使用的圖表。在橫軸方面 係爲變位量,在縱軸方面係設爲推力或是螺栓荷重,將襯 墊之突起的推拔角度設爲α = 90° ,求出變位量與推力或 是螺栓荷重之間的關係。而該圖之圖表中,在相較於維克 式硬度爲HV =30之構件與HV =100之構件後,在最大之 變位量(結束鎖緊之時間點)下,推力係分別形成爲約 3 40kgf與約1 120kgf,在維克氏硬度爲HV= 30之構件方 面,係得知爲必須注意因推力不足而造成伴隨於面壓降低 的密封性不足,而在HV = 1 00之構件方面,係得知爲必須 注意伴隨於推力過多而造成接頭或是螺栓損傷。此外,已 實施鍍銀之構件(以Ag PLATING來表示)之實驗値係爲, 由該圖表係可理解到爲位於兩者之間,且在使用狀態下之 螺栓荷重《襯墊鎖緊時之螺栓荷重等訊息。 第6圖以及第7圖係爲與第5圖相同之考察,而進行將 襯墊(4)之突起(7 )的推拔角度設爲α = 60° (第6圖) 以及α = 120° (第7圖),藉由與第5圖進行比較,係可 得知在將推拔角度由α二90°變更成a = 60°後,爲造成 推力之減少,在將推拔角度由α = 90°變更成α = 120° 後,爲造成推力之增大。如此,在將推力設定在某範圍之 -13- 1314977 情況下,變更維克氏硬度、推拔角度等,而可設計出用以 獲得指定之推力的襯墊(4)。 在第8圖中,係爲表示使用在藉由本發明之流體接頭 中’用以獲得較佳之襯墊(4 )而使用的其他之圖表。在橫 軸方面係設爲取得每單位面積之推力,將襯墊(4 )之突起 (7 )的推拔角度設爲α = 90° ,以求出變位量與每一單位
面積之推力間的關係。雖被設成每一單位面積之實驗値之 構件’不過’爲具有藉由本發明所達成之流體接頭(1 )之 特性。由該圖之圖表可知,藉由將變位量設爲0.1mm以上, 爲可獲得在密封性上所必要之每一單位面積之推力,亦 即,爲得知係可滿足由最低鎖緊力所求得之面壓 < 接頭鎖 緊時之每一單位面積之推力的條件。並且,在實際上爲考 慮安全率,例如針對於變位量方面,爲判斷出若具有 0.1 5mm以上時,則可確實的確保密封性。此外,在將變位 量設成例如〇.4mm以上之後,每一單位面積之推力係可達 到襯墊硬度HV=100之情況的推力,而形成爲無法滿足作 爲用以確保流體接頭(1 )之強度之推力條件的接頭鎖緊時 之每一單位面積的推力 < 由襯墊之維克氏硬度所求出之每 一單位面積的推力,因此,在考慮安全率係可得知例如將 變位量〇 . 3 0mm以下者作爲條件亦確保強度者亦可。由於 變位量與襯墊(4 )之突起(7 )的高度P係爲對應,因此 在決定變位量後,係可確定襯墊(4)之突起高度P。 第9圖以及第10圖係爲與第8圖相同之考察,而進行 將襯墊(4 )之突起(7 )的推拔角度設爲α = 60° (第9 -14- 1314977 圖)以及α =120° (第10圖)’藉由與第8圖進行比較, 係可得知在將推拔角度由α = 9 0 °變更成〇; = 6 0。後,相 較於《 = 90°之情況,在每一單位面積之推力、亦即密封 性上爲必須增大每一單位面積之推力,例如,係探討有爲 了增大變位量而同時進行增大突起高度等之設計變更的效 果’此外’當將推拔角度由α = 90°變更成α = 12〇。後, 相較於α = 90 °之情況,爲得知係可減小在每一單位面積 之推力、亦即密封性上之每一必要的單位面積之推力,例 如,係形成爲探討有爲了增大變位量而同時進行增大突起 高度等之設計變更的效果。在上述中,雖是將維克氏硬度 確保在HV=l〇〇中,不過,當然亦可變更維克氏硬度、增 加襯墊(4)之設計的自由度,在變更維克氏硬度、推拔角 度等,而可設定在密封性以及耐久性爲確立在更高位準之 襯墊(4)。 此外,HV= 100等之所需要的維克氏硬度係可在不銹鋼 製之襯墊(4)上實施充分地固熔化熱處理來獲得,在襯墊 (4)方面,爲在熱處理後實施鏡面硏磨。 〔產業上之可利用性〕 在藉由使被夾設在接頭構件間之襯墊變形而獲得密封 性的流體接頭中,係可包含襯墊之形狀而構築出接頭構件 間之適當的密封構造,藉此,係可獲得提昇密封性與耐久 性之流體接頭。 【圖式簡單說明】 第1圖所示係爲藉由本發明所達成之流體接頭之第一實 -15- 1314977 4 :襯墊 5、6 :凹處 7 :突起 7 a :推拔面 7b :推拔面 7c :平坦面 7 d :延伸面
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Claims (1)
- I314t77~~~;^ I ff年玥/伯修(更)正替換頁I 修正本 -^ϊΤΤΠΤΐΤΓί"^流體接頭及其設計方法」專利案 (2009年5月15日修正) 拾、申請專利範圍: 1. 一種流體接頭,係具備有: 第一以及第二接頭構件,爲具有相互連通之流體通 路;襯墊,爲被夾設在兩接頭構件之抵接端面間;鎖固 裝置,係爲結合兩接頭構件; 在各個接頭構件端面上,係分別設置具有平坦底面的 環狀凹處,使環狀襯墊配置在以兩接頭構件之凹處所形 成之襯墊收容空間內,襯墊兩側面設有環狀突起,其特 徵爲Ζ 襯墊之突起的斷面形狀係爲藉由外周面所形成之內 向推拔面、內周面所形成之外向推拔面、以及前端面所 形成之平坦面所區隔的梯形,襯墊之軸向中心面迄至外 向推拔面之基端爲止的距離,係形成爲小於從襯墊之軸 向中心面迄至內向推拔面的基端爲止的距離。 2. 如申請專利範圍第1項之流體接頭,其中襯墊之硬度、 突起之推拔面彼此之形成角度、突起高度以及突起前端 之平坦面的面積,係設定成鎖緊時之推力値爲介於指定 之最小値與最大値之間。 3. 如申請專利範圍第2項之流體接頭,其中襯墊之環狀突 起的內向推拔面與外向推拔面形成之角度^係設定爲50 至 1 30、 4· 一種流體接頭之設計方法,該流體接頭包含: 1314977 对年了月吨修(更)正替換頁 修正本 第一以及第二接頭構件,爲具有相互連通之流體通 路;襯墊,爲被夾設在兩接頭構件之抵接端面間;鎖固 裝置,係爲結合兩接頭構件;在各個接頭構件端面上,係分別設置具有平坦底面之 環狀凹處,使環狀襯墊配置在以兩接頭構件之凹處所形 成之襯墊收容空間內,且在襯墊之兩側面上設有環狀突 起,該流體接頭設計方法之特徵爲,將襯墊之突起的斷 面形狀做成藉外周面所形成之內向推拔面、內周面所形 成之外向推拔面、以及前端面所形成之平坦面所區隔的 梯形,同時將襯墊之硬度、突起之推拔面彼此形成之角 度、突起高度以及突起前端之平坦面的面積,設定成在 鎖緊時之推力値爲介於指定之最小値與最大値之間。 5.如申請專利範圍第4項之流體接頭之設計方法,其中爲 使襯墊之硬度、襯墊之突起的推拔角度、突起高度以及 突起前端平坦面面積,以滿足以下公式:由最低鎖緊力所求出之面壓X安全率 < 接頭鎖緊時之 每一單位面積之推力的實驗値<襯墊之由維克氏硬度所 求出之每一單位面積之推力X安全率來決定。
Applications Claiming Priority (1)
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|---|---|---|---|
| JP2002344877A JP4560669B2 (ja) | 2002-11-28 | 2002-11-28 | 流体継手およびその設計方法 |
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| TW200422550A TW200422550A (en) | 2004-11-01 |
| TWI314977B true TWI314977B (en) | 2009-09-21 |
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| TW092133119A TWI314977B (en) | 2002-11-28 | 2003-11-26 | Fluid coupling and process for designing same |
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| US (2) | US8083267B2 (zh) |
| EP (1) | EP1568931A4 (zh) |
| JP (1) | JP4560669B2 (zh) |
| KR (1) | KR101079446B1 (zh) |
| CN (1) | CN100406799C (zh) |
| AU (1) | AU2003280668A1 (zh) |
| CA (1) | CA2507433A1 (zh) |
| IL (1) | IL168767A (zh) |
| TW (1) | TWI314977B (zh) |
| WO (1) | WO2004048836A1 (zh) |
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| KR101230671B1 (ko) * | 2008-04-22 | 2013-02-07 | 가부시키가이샤 후지킨 | 유체 커플링 및 유체 커플링용 리테이너 |
| CA2771878C (en) * | 2009-08-26 | 2017-08-08 | Toki Engineering Co., Ltd. | Metal seal ring and conduit device using metal seal ring |
| JP5334769B2 (ja) * | 2009-09-10 | 2013-11-06 | 独立行政法人物質・材料研究機構 | 高強度ボルト |
| US8628095B2 (en) * | 2010-05-17 | 2014-01-14 | GM Global Technology Operations LLC | Gasket for a pressurized fluid interface |
| US9074686B2 (en) | 2010-12-06 | 2015-07-07 | Microflex Technologies Llc | Ring seal retainer assembly and methods |
| JP2014169770A (ja) * | 2013-03-05 | 2014-09-18 | Nok Corp | シールリング |
| WO2015179155A1 (en) * | 2014-05-19 | 2015-11-26 | Microflex Technologies Llc | Ring seal with sealing surface extension |
| JP2019019834A (ja) * | 2017-07-11 | 2019-02-07 | 株式会社ピュアロンジャパン | ガスケット |
| JP6913009B2 (ja) * | 2017-11-28 | 2021-08-04 | 熊本県 | 金属シール、流体制御装置及びシール方法 |
| JP6847075B2 (ja) * | 2018-03-30 | 2021-03-24 | 日本ピラー工業株式会社 | ガスケット、及び流路継手構造 |
| JP6847074B2 (ja) * | 2018-03-30 | 2021-03-24 | 日本ピラー工業株式会社 | ガスケット、及び流路継手構造 |
| US20210054932A1 (en) * | 2018-03-30 | 2021-02-25 | Nippon Pillar Packing Co., Ltd. | Gasket and flow passage connector structure |
| JP7382150B2 (ja) * | 2019-03-25 | 2023-11-16 | エドワーズ株式会社 | 真空ポンプ、及び、真空ポンプに用いられるシール部材 |
| CN110159760A (zh) * | 2019-04-29 | 2019-08-23 | 海洋王照明科技股份有限公司 | 密封件、端面密封结构及灯具 |
| CN116324234B (zh) * | 2020-10-20 | 2025-11-25 | 株式会社华尔卡 | 金属密封垫 |
| KR20230148242A (ko) * | 2021-02-24 | 2023-10-24 | 마이크로플렉스 테크놀로지스 아이엔씨. | 다중 포트 유형과 호환되는 링 씨일 |
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-
2002
- 2002-11-28 JP JP2002344877A patent/JP4560669B2/ja not_active Expired - Fee Related
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2003
- 2003-10-31 CA CA002507433A patent/CA2507433A1/en not_active Abandoned
- 2003-10-31 EP EP03770065A patent/EP1568931A4/en not_active Withdrawn
- 2003-10-31 US US10/536,036 patent/US8083267B2/en not_active Expired - Fee Related
- 2003-10-31 CN CN2003801006880A patent/CN100406799C/zh not_active Expired - Fee Related
- 2003-10-31 WO PCT/JP2003/013975 patent/WO2004048836A1/ja not_active Ceased
- 2003-10-31 AU AU2003280668A patent/AU2003280668A1/en not_active Abandoned
- 2003-10-31 KR KR1020057005730A patent/KR101079446B1/ko not_active Expired - Fee Related
- 2003-11-26 TW TW092133119A patent/TWI314977B/zh not_active IP Right Cessation
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Also Published As
| Publication number | Publication date |
|---|---|
| KR101079446B1 (ko) | 2011-11-02 |
| US8256115B2 (en) | 2012-09-04 |
| CA2507433A1 (en) | 2004-06-10 |
| US20090015010A1 (en) | 2009-01-15 |
| TW200422550A (en) | 2004-11-01 |
| AU2003280668A1 (en) | 2004-06-18 |
| WO2004048836A1 (ja) | 2004-06-10 |
| IL168767A (en) | 2009-02-11 |
| CN1692245A (zh) | 2005-11-02 |
| EP1568931A1 (en) | 2005-08-31 |
| CN100406799C (zh) | 2008-07-30 |
| KR20050084835A (ko) | 2005-08-29 |
| JP2004176835A (ja) | 2004-06-24 |
| US20060055122A1 (en) | 2006-03-16 |
| US8083267B2 (en) | 2011-12-27 |
| EP1568931A4 (en) | 2007-11-28 |
| JP4560669B2 (ja) | 2010-10-13 |
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