JPH09188397A - Cover for safety pipe joint of measuring device - Google Patents
Cover for safety pipe joint of measuring deviceInfo
- Publication number
- JPH09188397A JPH09188397A JP8003807A JP380796A JPH09188397A JP H09188397 A JPH09188397 A JP H09188397A JP 8003807 A JP8003807 A JP 8003807A JP 380796 A JP380796 A JP 380796A JP H09188397 A JPH09188397 A JP H09188397A
- Authority
- JP
- Japan
- Prior art keywords
- pipe joint
- joint
- safety
- cover
- protective cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/10—Means for stopping flow from or in pipes or hoses
- F16L55/1007—Couplings closed automatically when broken
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/32—Arrangements of safety or warning devices; Means for preventing unauthorised delivery of liquid
- B67D7/3218—Arrangements of safety or warning devices; Means for preventing unauthorised delivery of liquid relating to emergency shut-off means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、給油所に設置され
るケース内に流量計を設け、その流量計の吐出管をケー
ス外に導出し、その吐出管に安全管継手を介して給油ホ
ースを接続した計量機の安全管継手のカバーに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refueling hose provided with a flowmeter in a case installed in a gas station, the discharge pipe of the flowmeter being led out of the case, and a safety hose connected to the discharge pipe. The present invention relates to a cover for a safety pipe joint of a weighing machine connected to the.
【０００２】[0002]
【従来の技術】周知の通り、図４に示すようなケース２
内に流量計（図示しない）を有する計量機１では、例え
ば給油作業中に給油ノズル７を車両９の給油口８に差し
込んだまま車両９が移動すると、給油ホース６が破損し
て油が流出し、危険であるので、安全管継手１０を設
け、給油ホース６に所定値以上の張力が生じると分離し
て弁が閉じるようになっている。2. Description of the Related Art As is well known, a case 2 as shown in FIG.
In the weighing machine 1 having a flow meter (not shown) inside, for example, when the vehicle 9 moves while the refueling nozzle 7 is inserted into the refueling port 8 of the vehicle 9 during refueling work, the refueling hose 6 is damaged and oil leaks out. However, since it is dangerous, the safety pipe joint 10 is provided so that when the tension of the refueling hose 6 exceeds a predetermined value, it is separated and the valve is closed.
【０００３】しかし、かかる安全管継手が分離するとき
は、給油ホースには所定値以上の張力がかけられてお
り、分離したときにはあたかもゴムひもを伸ばして急に
離した場合のように安全管継手が飛走する。安全管継手
は金属製であるため、その飛走により人に危害を与えた
り自動車及び機器を破損する危険がある。However, when the safety pipe joint is separated, a tension higher than a predetermined value is applied to the oil supply hose, and when the safety pipe joint is separated, the safety pipe joint is stretched as if the rubber cord was extended and suddenly released. Flies. Since the safety pipe joint is made of metal, there is a risk that the flying pipe may cause injury to people and damage automobiles and equipment.
【０００４】そこで本出願人は、特願平７−４８１４０
号で計量機の安全管継手のカバーを提案している。この
技術によれば、図５に示すように、計量機のケース２内
には図示しないポンプおよび流量計が設けられ、流量計
からケース２外に伸びる吐出管３にはスイベルジョイン
ト４を介してエルボ５が接続され、そのエルボ５には全
体を符号１０で示す安全管継手、および継手２１を介し
て給油ホース６が接続されている。そして、安全管継手
１０は隙間Ｂを有して保護カバー４０に覆われ、その保
護カバー４０の一端はスイベルジョイント４およびエル
ボ５を覆う化粧カバー３５に挿入され、他端は給油ホー
ス６に嵌着されている。給油ホース６に所定値以上の張
力がかかると、安全管継手１０を構成する第１および第
２の管継手１１、２０を連結するシェアピン２３が破断
して第１および第２の管継手１１、２０は分離し、第１
の管継手１１に内蔵されたボール弁１７はスプリング１
６により弁座１３に着座して油の流出は防止される。一
方、分離した第２の管継手２０側は、保護カバー４０が
給油ホース６に嵌着され、管継手１１、２０とは隙間Ｂ
を有しているので他端の化粧カバー３５にはめ込まれた
側が脱れ、第２の管継手２０は保護カバー４０に覆われ
て保護された状態で分離する。Therefore, the present applicant has filed Japanese Patent Application No. 7-48140.
No. 1 proposes a cover for a safety pipe joint of a weighing machine. According to this technique, as shown in FIG. 5, a pump and a flow meter (not shown) are provided in the case 2 of the weighing machine, and a discharge pipe 3 extending from the flow meter to the outside of the case 2 is connected via a swivel joint 4. An elbow 5 is connected to the elbow 5, and a fuel supply hose 6 is connected to the elbow 5 via a safety pipe joint indicated by reference numeral 10 and a joint 21. The safety pipe fitting 10 is covered with a protective cover 40 with a gap B, one end of the protective cover 40 is inserted into a decorative cover 35 that covers the swivel joint 4 and the elbow 5, and the other end is fitted into the fuel supply hose 6. It is worn. When a tension higher than a predetermined value is applied to the refueling hose 6, the shear pin 23 connecting the first and second pipe joints 11 and 20 forming the safety pipe joint 10 is broken and the first and second pipe joints 11, 20 separates, first
The ball valve 17 built in the pipe joint 11 of
6 prevents the oil from flowing out by being seated on the valve seat 13. On the other hand, on the side of the separated second pipe joint 20, the protective cover 40 is fitted to the fuel supply hose 6, and a gap B is formed between the pipe joints 11 and 20.
Since the other end of the second fitting 20 fitted in the decorative cover 35 is removed, the second pipe joint 20 is covered with the protective cover 40 and is separated in a protected state.
【０００５】本技術は有効であるが、上記の構成では保
護カバー４０が確実に化粧カバー３５にはめ込まれた側
ではずれて給油ホース側に付いて第２の管継手２０を覆
って脱れるとは限らず、また、組付けの容易性に劣り、
保護カバー４０内に雨水が侵入した場合に侵入した雨水
が抜けないといった点に対し更に改善が望まれている。Although the present technique is effective, in the above-mentioned structure, when the protective cover 40 is surely displaced on the side fitted into the decorative cover 35 and is attached to the refueling hose side to cover the second pipe joint 20 and come off. Not only, but also inferior in ease of assembly,
Further improvement is desired with respect to the point that when the rainwater enters the protective cover 40, the invaded rainwater cannot be removed.
【０００６】[0006]
【発明が解決しようとする課題】したがって、本発明
は、給油ホースに異常な張力がかかって安全管継手が分
離した場合に、分離する給油ホース側の管継手は保護カ
バーで確実に保護され飛走しても安全である安全管継手
のカバーを提供することを目的としている。Therefore, according to the present invention, when the safety hose is separated due to abnormal tension applied to the hose, the hose side fitting to be separated is surely protected by the protective cover. It is intended to provide a cover for a safety pipe joint that is safe to run.
【０００７】[0007]
【課題を解決するための手段】本発明によれば、ケース
内に流量計を設け、その流量計の吐出管をケース外に導
出し、その吐出管に安全管継手を介して給油ホースを接
続した計量機の安全管継手のカバーにおいて、前記吐出
管側に一端を嵌着した第１の保護カバーと前記給油ホー
ス側に一端を嵌着した第２の保護カバーとを設け、それ
らの第１および第２の保護カバーの接合部は前記安全管
継手の分離面より吐出管側に位置し、かつ接合部は互い
に接離容易に係合しており、第１および第２の保護カバ
ーと前記安全管継手との間に隙間を有して安全管継手を
覆い、かつそれらの第１および第２の保護カバーには凹
凸部を設けている。According to the present invention, a flow meter is provided in a case, a discharge pipe of the flow meter is led out of the case, and an oil supply hose is connected to the discharge pipe via a safety pipe joint. In the cover of the safety pipe joint of the weighing machine, a first protective cover having one end fitted to the discharge pipe side and a second protective cover having one end fitted to the refueling hose side are provided. The joint portion of the second protective cover and the joint portion of the second protective cover are located closer to the discharge pipe than the separation surface of the safety pipe joint, and the joint portions easily engage and separate from each other. The safety pipe joint is covered with a gap from the safety pipe joint, and the first and second protective covers are provided with uneven portions.
【０００８】また、本発明によれば、第１の保護カバー
と第２の保護カバーとが内側および外側に突出した縁部
で接離容易に係合している。Further, according to the present invention, the first protective cover and the second protective cover are easily engaged with and separated from each other at the edge portions protruding inward and outward.
【０００９】そして、前記第１および第２の保護カバー
の凹凸部は蛇腹状である。The concave and convex portions of the first and second protective covers are bellows-shaped.
【００１０】また、前記第２の保護カバーの一端の給油
ホースとの嵌着部分の内面部に雨水抜きのための隙間を
形成する突起を設けている。Further, a protrusion for forming a gap for draining rainwater is provided on the inner surface of the fitting portion of one end of the second protective cover with the oil supply hose.
【００１１】上記のように構成された本発明によれば、
給油ホースに所定値以上の張力がかかるとシェアピンが
破断して第１の管継手と第２の管継手とが分離し、同時
にそれらを隙間を有して覆っている第１および第２の保
護カバーは容易に分離し、破断によってホースが飛走し
て分離した管継手が物にぶつかっても第２の保護カバー
により覆われているので危険が防止される。また、第１
および第２の保護カバーが内側および外側に突出してい
る縁部で係合しているので、この接合部から雨水が流入
しにくい。According to the present invention configured as described above,
When a tension higher than a predetermined value is applied to the refueling hose, the shear pin breaks and the first pipe joint and the second pipe joint are separated, and at the same time, they are covered with a gap. The cover is easily separated, and even if the hose flies due to breakage and the separated pipe joint hits an object, the cover is covered with the second protective cover, so that the danger is prevented. Also, the first
Since the second protective cover is engaged with the edges protruding inward and outward, it is difficult for rainwater to flow in from this joint.
【００１２】[0012]
【発明の実施の形態】以下図面を参照して本発明の実施
形態を説明する。図１において、計量機のケース２内に
は図示しないポンプおよび流量計が設けられ、流量計か
ら伸びる吐出管３にはスイベルジョイント４を介してエ
ルボ５が接続され、そのエルボ５には全体を符号１０で
示す安全管継手が接続されている。この安全継手１０に
関しては後述するが、安全継手１０の第２の管継手２０
には、図示のように継手２１ａ、２１ｂを介して給油ホ
ース６が接続されている。そして、前記安全管継手１０
は隙間Ｓを有して全体を番号３０で示す保護カバーに覆
われている。また、前記スイベルジョイント４および前
記エルボ５は化粧カバー３５で覆われている。Embodiments of the present invention will be described below with reference to the drawings. In FIG. 1, a pump and a flow meter (not shown) are provided in a case 2 of the weighing machine, an elbow 5 is connected to a discharge pipe 3 extending from the flow meter via a swivel joint 4, and the elbow 5 is entirely connected to the elbow 5. A safety pipe joint shown by reference numeral 10 is connected. The safety joint 10 will be described later, but the second pipe joint 20 of the safety joint 10 will be described.
An oil supply hose 6 is connected to the engine via joints 21a and 21b as shown in the figure. And the safety pipe joint 10
Is covered with a protective cover indicated by numeral 30 with a gap S. The swivel joint 4 and the elbow 5 are covered with a decorative cover 35.
【００１３】前記安全管継手１０は、エルボ５に一端を
固着された第１の管継手１１と、給油ホース６に一端を
固着された第２の管継手２０とそれらの管継手１１、２
０を連結するシェアピン２３とを備えている。その第１
の管継手１１の内孔１１ａには弁座１３が形成され、そ
の弁座１３に着座するボール弁１７は、図１に示す状態
において、第２の管継手２０に設けられて弁座１３側に
突出している係合部材２２により弁座１３から離され、
スプリング１６で弁座１３方向に付勢されて支持されて
いる。The safety pipe joint 10 includes a first pipe joint 11 fixed at one end to the elbow 5, a second pipe joint 20 fixed at one end to the oil supply hose 6, and those pipe joints 11, 2.
A share pin 23 for connecting 0 is provided. The first
1. The valve seat 13 is formed in the inner hole 11a of the pipe joint 11 of FIG. 1, and the ball valve 17 seated on the valve seat 13 is provided on the second pipe joint 20 in the state shown in FIG. Is separated from the valve seat 13 by the engaging member 22 projecting at
The spring 16 urges and supports the valve seat 13 toward the valve seat 13.
【００１４】また、第１の管継手１１の第２の管継手２
０側には凸状の球面で接合面（分離面）Ａが形成され、
他方、第２の管継手２０の第１の管継手１１側には、前
記の第１の管継手の接合面Ａに対応する凹状の球面で接
合面（分離面）ａが形成されている。そして、前記シェ
アピン２３がこの接合面（分離面）Ａ、ａに打込まれて
両管継手１１、２０が連結されている。このシェアピン
２３は、給油ホース６に所定値以上の張力が作用した場
合に破断する強度になるように設計されている。Further, the second pipe joint 2 of the first pipe joint 11
On the 0 side, a joint surface (separation surface) A is formed by a convex spherical surface,
On the other hand, on the first pipe joint 11 side of the second pipe joint 20, a joint surface (separation surface) a is formed by a concave spherical surface corresponding to the joint surface A of the first pipe joint. Then, the shear pin 23 is driven into the joint surfaces (separation surfaces) A and a to connect the pipe joints 11 and 20. The shear pin 23 is designed so as to have a strength to be broken when a tension higher than a predetermined value is applied to the fuel supply hose 6.
【００１５】前記保護カバー３０は蛇腹状の凹凸部Ｗを
有し，弾力性のある耐油性合成ゴムで形成され、第１の
管継手１１側の第１の保護カバー３１と、第２の管継手
２０側の第２の保護カバー３２とよりなっている。これ
らの第１および第２の保護カバー３１、３２の接合部Ｊ
は安全管継手１０の接合面（分離面）Ａ、ａより吐出管
３側に位置している。そして接合部Ｊは互いに係合され
るように内側に突出した縁部ｅ１、外側に突出した縁部
ｅ２（図３参照）が設けられ、第１の保護カバー３１が
第２の保護カバー３２を覆うように両縁部ｅ１、ｅ２が
接離容易に係合している。そして、それらの他端はそれ
ぞれエルボ５および給油ホース６に嵌着されている。ま
た、図２に示すように、第２の保護カバー３２の給油ホ
ース６に嵌着する端部Ｙの内面には雨水抜き用隙間Ｓを
形成する突起３３が設けられている。The protective cover 30 has a bellows-like uneven portion W and is made of elastic oil-resistant synthetic rubber. The first protective cover 31 on the side of the first pipe joint 11 and the second pipe. It comprises a second protective cover 32 on the side of the joint 20. The joint J of these first and second protective covers 31, 32
Is located closer to the discharge pipe 3 than the joint surfaces (separation surfaces) A and a of the safety pipe joint 10. The joint J is provided with an inwardly projecting edge e1 and an outwardly projecting edge e2 (see FIG. 3) so that they are engaged with each other, and the first protective cover 31 and the second protective cover 32 are provided. Both edge portions e1 and e2 are engaged with each other so as to cover and separate so as to cover each other. The other ends thereof are fitted to the elbow 5 and the oil supply hose 6, respectively. Further, as shown in FIG. 2, a protrusion 33 that forms a rainwater drainage gap S is provided on the inner surface of the end portion Y of the second protective cover 32 that is fitted to the fuel supply hose 6.
【００１６】以下、作用について説明する。図１に示す
第１および第２の管継手１１、２０の接続状態では、第
２の管継手２０側の係合部材２２によってボール弁１７
は支持されて開弁しており、管継手１０内を油を流すこ
とができる。そして、給油ホース６に所定値以上の張力
が作用すると、図３に示すようにシェアピン２３が破断
し、第１の管継手１１と第２の管継手２０とが接合面
（分離面）Ａ、ａで分離し、係合部材２２で支持されて
いたボール弁１７はスプリング１６により弁座１３に着
座して油の流出が防止される。そして、第２の保護カバ
ー３２は給油ホース６に、第１の保護カバー３１はエル
ボ５にそれぞれ嵌着されているので、第１および第２の
保護カバーの接合部Ｊの係合がはずれ、第２の管継手２
０側、すなわち給油ホース６側は、第２の保護カバー３
２が管継手２０を覆ったまま分離する。したがって、第
２の管継手２０側が飛走しても弾性のある保護カバー３
２の凹凸部Ｗで保護されて安全である。Hereinafter, the operation will be described. In the connected state of the first and second pipe joints 11 and 20 shown in FIG. 1, the ball valve 17 is operated by the engagement member 22 on the second pipe joint 20 side.
Is supported and opened, and oil can flow in the pipe joint 10. Then, when a tension of a predetermined value or more is applied to the oil supply hose 6, the shear pin 23 breaks as shown in FIG. 3, and the first pipe joint 11 and the second pipe joint 20 have a joint surface (separation surface) A, The ball valve 17 separated by a and supported by the engaging member 22 is seated on the valve seat 13 by the spring 16 to prevent oil from flowing out. Since the second protective cover 32 is fitted to the fuel supply hose 6 and the first protective cover 31 is fitted to the elbow 5, the joint portion J of the first and second protective covers is disengaged, Second pipe joint 2
The 0 side, that is, the refueling hose 6 side is provided with the second protective cover 3
2 separates while covering the pipe joint 20. Therefore, even if the second pipe joint 20 side flies, the protective cover 3 has elasticity.
It is safe because it is protected by the uneven portion W of 2.
【００１７】また、第２の保護カバー３２の下側に位置
する給油ホース６との嵌着端部Ｙの内面には突起３３が
設けられているので、この部分に隙間Ｓを生じ、たと
え、保護カバー３１、３２内に水が侵入しても、水抜き
となって排出される。Further, since the protrusion 33 is provided on the inner surface of the fitting end portion Y with the oil supply hose 6 located below the second protective cover 32, a gap S is formed in this portion, Even if water enters the protective covers 31 and 32, the water is drained and discharged.
【００１８】そして、保護カバー３１、３２は蛇腹状で
柔軟性があり、第１の管継手１１と第２の管継手２０と
の接続位置の近くで両保護カバー３１、３２が係合され
ているので、両管継手１１、２０を接続しているシェア
ピン２３の挿入部分を容易に保護カバーから露出させる
ことができ、シェアピン２３の挿入作業を容易に行うこ
とができる。The protective covers 31 and 32 are accordion-shaped and flexible, and the protective covers 31 and 32 are engaged near the connection position between the first pipe joint 11 and the second pipe joint 20. Therefore, the insertion portion of the shear pin 23 connecting the pipe joints 11 and 20 can be easily exposed from the protective cover, and the work of inserting the shear pin 23 can be easily performed.
【００１９】[0019]
【発明の効果】以上説明したように本発明によれば、下
記の効果を奏する。According to the present invention as described above, the following effects can be obtained.
【００２０】（１） 安全管継手が分離し、給油ホース
の弾力で分離した管継手が飛走しても、保護カバーで確
実に覆われており、人に危害を与えたり、自動車及び機
器を破損することが防止される。(1) The safety pipe joint is separated, and even if the separated pipe joint flies due to the elasticity of the fuel supply hose, the pipe joint is surely covered with a protective cover, which may cause harm to people or damage automobiles and equipment. Damage is prevented.
【００２１】（２） また、第２の保護カバーの嵌着部
に設けられた水抜きにより保護カバー内に水がたまるの
を防止できる。(2) Further, it is possible to prevent water from accumulating in the protective cover by draining water provided in the fitting portion of the second protective cover.
【００２２】（３） 第１および第２の保護カバーの接
合部を外して管継手の接続作業を容易に行うことができ
る。(3) The joint work of the pipe joint can be easily performed by removing the joint portion of the first and second protective covers.
【図１】本発明の一実施形態の組付け状態を示す断面
図。FIG. 1 is a sectional view showing an assembled state of an embodiment of the present invention.
【図２】図１のＸ−Ｘ矢視断面。FIG. 2 is a sectional view taken along line XX of FIG.
【図３】図１の分離状態を示す断面図。FIG. 3 is a cross-sectional view showing the separated state of FIG.
【図４】計量機により車両に給油しているところを示す
説明図。FIG. 4 is an explanatory view showing a situation where a vehicle is being refueled by a weighing machine.
【図５】従来の安全管継手のカバーを示す断面図。FIG. 5 is a cross-sectional view showing a cover of a conventional safety pipe joint.
１・・・計量機 ２・・・ケース ６・・・給油ホース ７・・・給油ノズル ８・・・給油口 ９・・・車両 １０・・・安全管継手 １１・・・第１の管継手 １３・・・弁座 １６・・・スプリング １７・・・ボール弁 ２０・・・第２の管継手 ２２・・・係合部材 ２３・・・シェアピン ３０、４０・・・保護カバー ３１・・・第１の保護カバー ３２・・・第２の保護カバー ３３・・・突起 ３５・・・化粧カバー 1 ... Weighing machine 2 ... Case 6 ... Refueling hose 7 ... Refueling nozzle 8 ... Refueling port 9 ... Vehicle 10 ... Safety pipe joint 11 ... First pipe joint 13 ... Valve seat 16 ... Spring 17 ... Ball valve 20 ... Second pipe joint 22 ... Engaging member 23 ... Share pin 30, 40 ... Protective cover 31 ... 1st protective cover 32 ... 2nd protective cover 33 ... protrusion 35 ... decorative cover
Claims (4)
吐出管をケース外に導出し、その吐出管に安全管継手を
介して給油ホースを接続した計量機の安全管継手のカバ
ーにおいて、前記吐出管側に一端を嵌着した第１の保護
カバーと前記給油ホース側に一端を嵌着した第２の保護
カバーとを設け、それらの第１および第２の保護カバー
の接合部は前記安全管継手の分離面より吐出管側に位置
し、かつ接合部は互いに接離容易に係合しており、第１
および第２の保護カバーと前記安全管継手との間に隙間
を有して安全管継手を覆い、かつそれらの第１および第
２の保護カバーには凹凸部を設けたことを特徴とする計
量機の安全管継手のカバー。1. A cover of a safety pipe joint of a weighing machine, wherein a flow meter is provided in a case, a discharge pipe of the flow meter is led out of the case, and an oil supply hose is connected to the discharge pipe through a safety pipe joint. A first protective cover having one end fitted to the discharge pipe side and a second protective cover having one end fitted to the refueling hose side are provided, and a joint portion of the first and second protective covers is The safety pipe joint is located closer to the discharge pipe than the separation surface, and the joint portions are easily engaged with and separated from each other.
And a safety pipe joint having a gap between the second protective cover and the safety pipe joint, and the first and second protective covers are provided with an uneven portion. Cover for machine safety fittings.
が内側および外側に突出した縁部で接離容易に係合して
いる請求項１記載の計量機の安全管継手のカバー。2. The cover for a safety pipe joint of a weighing machine according to claim 1, wherein the first protective cover and the second protective cover are easily engaged with and separated from each other at edges protruding inward and outward.
部は蛇腹状である請求項１または２に記載の計量機の安
全管継手のカバー。3. The cover for a safety pipe joint of a weighing machine according to claim 1, wherein the concave and convex portions of the first and second protective covers are bellows-shaped.
スとの嵌着部分の内面部に雨水抜きのための隙間を形成
する突起を設けた請求項１ないし３に記載の計量機の安
全管継手のカバー。4. The safety of the weighing machine according to claim 1, wherein a protrusion for forming a gap for draining rainwater is provided on an inner surface of a fitting portion of one end of the second protective cover with the oil supply hose. Pipe fitting cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP00380796A JP3298097B2 (en) | 1996-01-12 | 1996-01-12 | Cover of safety fitting of weighing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP00380796A JP3298097B2 (en) | 1996-01-12 | 1996-01-12 | Cover of safety fitting of weighing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH09188397A true JPH09188397A (en) | 1997-07-22 |
| JP3298097B2 JP3298097B2 (en) | 2002-07-02 |
Family
ID=11567472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP00380796A Expired - Fee Related JP3298097B2 (en) | 1996-01-12 | 1996-01-12 | Cover of safety fitting of weighing machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3298097B2 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010067444A1 (en) * | 2008-12-11 | 2010-06-17 | トヨタ自動車株式会社 | Gas-filling system, gas-fueled vehicle, and gas station |
| JP2012002351A (en) * | 2010-05-18 | 2012-01-05 | Hiroyuki Matsuda | Coupling fitting using slide of bracket and extension of hose |
| JP2014109350A (en) * | 2012-12-04 | 2014-06-12 | Tatsuno Corp | Gas charging device |
| EP3428502A1 (en) * | 2017-07-11 | 2019-01-16 | Tatsuno Corporation | Safety joint |
| CN109237179A (en) * | 2017-07-11 | 2019-01-18 | 株式会社龙野 | safety joint |
| CN109237178A (en) * | 2017-07-11 | 2019-01-18 | 株式会社龙野 | safety joint |
-
1996
- 1996-01-12 JP JP00380796A patent/JP3298097B2/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010067444A1 (en) * | 2008-12-11 | 2010-06-17 | トヨタ自動車株式会社 | Gas-filling system, gas-fueled vehicle, and gas station |
| JPWO2010067444A1 (en) * | 2008-12-11 | 2012-05-17 | トヨタ自動車株式会社 | Gas filling system, gas fuel vehicle and gas station |
| JP2012002351A (en) * | 2010-05-18 | 2012-01-05 | Hiroyuki Matsuda | Coupling fitting using slide of bracket and extension of hose |
| JP2014109350A (en) * | 2012-12-04 | 2014-06-12 | Tatsuno Corp | Gas charging device |
| KR20190006914A (en) * | 2017-07-11 | 2019-01-21 | 가부시끼가이샤 다쓰노 | Safety Pipe Connector |
| CN109237179A (en) * | 2017-07-11 | 2019-01-18 | 株式会社龙野 | safety joint |
| CN109237178A (en) * | 2017-07-11 | 2019-01-18 | 株式会社龙野 | safety joint |
| CN109237180A (en) * | 2017-07-11 | 2019-01-18 | 株式会社龙野 | safety joint |
| EP3428502A1 (en) * | 2017-07-11 | 2019-01-16 | Tatsuno Corporation | Safety joint |
| JP2019015387A (en) * | 2017-07-11 | 2019-01-31 | 株式会社タツノ | Safety joint |
| JP2019015390A (en) * | 2017-07-11 | 2019-01-31 | 株式会社タツノ | Pipe joint |
| US10598294B2 (en) | 2017-07-11 | 2020-03-24 | Tatsuno Corporation | Safety joint for a fluid filling apparatus |
| CN109237180B (en) * | 2017-07-11 | 2021-08-31 | 株式会社龙野 | Safety joint |
| RU2765853C2 (en) * | 2017-07-11 | 2022-02-03 | Тацуно Корпорейшн | Safety connection |
| RU2766377C2 (en) * | 2017-07-11 | 2022-03-15 | Тацуно Корпорейшн | Safety disconnector |
| CN109237178B (en) * | 2017-07-11 | 2022-04-01 | 株式会社龙野 | Safety joint |
| CN109237179B (en) * | 2017-07-11 | 2022-04-05 | 株式会社龙野 | Safety joint |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3298097B2 (en) | 2002-07-02 |
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