JPH0754629Y2 - High-pressure gas supply device - Google Patents
High-pressure gas supply deviceInfo
- Publication number
- JPH0754629Y2 JPH0754629Y2 JP1989117138U JP11713889U JPH0754629Y2 JP H0754629 Y2 JPH0754629 Y2 JP H0754629Y2 JP 1989117138 U JP1989117138 U JP 1989117138U JP 11713889 U JP11713889 U JP 11713889U JP H0754629 Y2 JPH0754629 Y2 JP H0754629Y2
- Authority
- JP
- Japan
- Prior art keywords
- small diameter
- chamber
- valve
- gas
- gas passage
- 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.)
- Expired - Lifetime
Links
Classifications
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/10—Nuclear fusion reactors
Landscapes
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Description
【考案の詳細な説明】 （産業上の利用分野） 本考案は，核融合装置の燃料補給用ガス圧式ペレツト入
射装置の高圧ガス供給系等に適用する高圧ガス供給装置
に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a high pressure gas supply device applied to a high pressure gas supply system or the like of a gas pressure type pellet injector for refueling a nuclear fusion device.
（従来の技術） 従来の高圧ガス供給装置を第4,5図に示した。先ず第４
図の高圧ガス供給装置を説明すると，（ａ）がコンプセ
ツサ，（ｂ）が高温・高圧ガス通路，（ｃ）が開閉弁
で，コンプレツサ（ａ）により高温・高圧ガスを製造
し，これを高温・高圧ガス通路（ｂ）と開閉弁（ｃ）と
を経て供給する。(Prior Art) A conventional high-pressure gas supply device is shown in FIGS. First 4th
Explaining the high-pressure gas supply device in the figure, (a) is a compressor, (b) is a high-temperature / high-pressure gas passage, and (c) is an on-off valve. High-temperature / high-pressure gas is produced by the compressor (a). -Supply through the high pressure gas passage (b) and the on-off valve (c).
次に第５図の高圧ガス供給装置を説明すると，（ｄ）が
高圧室，(e1)が第１隔膜，(e2)が第２隔膜，（ｆ）がピ
ストンチユーブ，（ｈ）が高温・高圧ガス通路で，高圧
ガスを高圧室（ｄ）へ供給して，第１隔膜(e1)を破り，
衝撃波を発生させて，ピストン（ｇ）を右方へ作動さ
せ，このピストン（ｇ）の作動により，ピストン（ｇ）
と第２隔膜(e2)との間のピストンチユーブ（ｆ）内のガ
スを瞬時に圧縮して，第２隔膜(e2)を破り，衝撃波を発
生させて，この衝撃波（高温・高圧ガス）を高温・高圧
ガス通路（ｈ）に伝達する。Next, the high pressure gas supply device of FIG. 5 will be described. (D) is a high pressure chamber, (e 1 ) is a first diaphragm, (e 2 ) is a second diaphragm, (f) is a piston tube, and (h) is In the high temperature / high pressure gas passage, high pressure gas is supplied to the high pressure chamber (d) to break the first diaphragm (e 1 ),
A shock wave is generated to move the piston (g) to the right, and the operation of this piston (g) causes the piston (g) to move.
The gas in the piston tube (f) between the second diaphragm (e 2 ) and the second diaphragm (e 2 ) is instantaneously compressed to break the second diaphragm (e 2 ) and generate a shock wave. ) Is transmitted to the high temperature / high pressure gas passage (h).
（考案が解決しようとする課題） 前記第４図に示す従来の高圧ガス供給装置では，コンプ
レツサ（ａ）により高温・高圧ガスを製造し，これを高
温・高圧ガス通路（ｂ）と開閉弁（ｃ）とを経て供給す
るようにしており，コンプレツサ（ａ）からの高温・高
圧ガスを直接瞬時に供給することが困難であった。(Problems to be Solved by the Invention) In the conventional high-pressure gas supply device shown in FIG. 4, high temperature / high pressure gas is produced by the compressor (a), and the high temperature / high pressure gas passage (b) and the open / close valve ( It is difficult to directly supply the high-temperature, high-pressure gas from the compressor (a) in an instant.
また前記第５図に示す従来の高圧ガス供給装置では，高
圧ガスを高圧室（ｄ）へ供給して，第１隔膜(e1)を破
り，衝撃波を発生させて，ピストン（ｇ）を右方へ作動
させ，このピストン（ｇ）の作動により，ピストン
（ｇ）と第２隔膜(e2)との間のピストンチユーブ（ｆ）
内のガスを瞬時に圧縮して，第２隔膜(e2)を破り，衝撃
波を発生させて，これを高温・高圧ガス通路（ｈ）に伝
達するようにしており，第１隔膜(e1)及び第２隔膜(e2)
を１回毎に破るので,1回の射出毎に取り替える必要があ
って，取扱いが面倒であった。In the conventional high-pressure gas supply device shown in FIG. 5, high-pressure gas is supplied to the high-pressure chamber (d) to break the first diaphragm (e 1 ), generate a shock wave, and move the piston (g) to the right. The piston tube (g) and the second diaphragm (e 2 ) between the piston tube (g) and the second diaphragm (e 2 ).
To compress the gas in the inner instantaneously, the second break the diaphragm (e 2), by generating shock waves, which has to be transmitted to the high temperature and high pressure gas passage (h), the first diaphragm (e 1 ) And the second diaphragm (e 2 ).
Since it is broken every time, it has to be replaced after every injection, which is troublesome to handle.
本考案は前記の問題点に鑑み提案するものであり，その
目的とする処は，高圧ガスを直接瞬時に供給できる上
に，取扱いを簡略化できる高圧ガス供給装置を提供しよ
うとする点にある。The present invention is proposed in view of the above problems, and an object thereof is to provide a high-pressure gas supply device capable of directly supplying high-pressure gas instantly and simplifying handling. .
（課題を解決するための手段） 上記の目的を達成するために，本考案の高圧ガス供給装
置は，大径部と小径部とを有する段付ピストンと，同段
付ピストンの大径部と小径部とを摺動自在に支持する大
径シリンダ室と小径シリンダ室とを有するシリンダ本体
と，同シリンダ本体内の大径シリンダ室に接続した開閉
弁を有する駆動用ガス通路と，上記シリンダ本体内の小
径シリンダ室に接続した開閉弁を有するガス通路と，上
記シリンダ本体内の小径シリンダ室に連通したガス噴射
室と，同ガス噴射室に接続した高圧ガス通路と，上記小
径シリンダ室と上記ガス噴射室との間を段付ピストンに
応動して開閉する電磁開閉弁とを具えている。(Means for Solving the Problems) In order to achieve the above object, a high-pressure gas supply device of the present invention includes a stepped piston having a large diameter portion and a small diameter portion, and a large diameter portion of the stepped piston. A cylinder body having a large diameter cylinder chamber slidably supporting a small diameter portion and a small diameter cylinder chamber, a drive gas passage having an on-off valve connected to the large diameter cylinder chamber in the cylinder body, and the cylinder body Gas passage having an on-off valve connected to the small diameter cylinder chamber inside, a gas injection chamber communicating with the small diameter cylinder chamber inside the cylinder body, a high pressure gas passage connected to the gas injection chamber, the small diameter cylinder chamber and the above An electromagnetic on-off valve that opens and closes in response to the stepped piston is provided between the gas injection chamber and the gas injection chamber.
（作用） 本考案の高圧ガス供給装置は前記のように構成されてお
り，使用ガス通路の開閉弁を開き，使用ガスを使用ガス
通路→小径シリンダ室へ供給して，段付ピストンを加圧
室の方向へ移動させ，次いで使用ガス通路の開閉弁を閉
じて，小径シリンダ室を密閉し，次いで駆動ガス通路の
開閉弁を開いて，駆動用ガスを駆動用ガス通路→加圧室
へ供給し，段付ピストンをその大小径部の断面積差に基
づいて生じる力により小径シンリンダ室の方向へ移動さ
せて，小径シリンダ室内の使用ガスを断熱圧縮し，次い
で電磁開閉弁のコイルに通電し，その際生じる電磁力に
より電磁開閉弁の弁体をばねに抗して段付ピストンの方
向へ移動させて，同電磁開閉弁のシート部を弁座から離
し，小径シリンダ室内をガス噴射室に連通させて，小径
シリンダ室内の圧縮した使用ガスをガス噴射室→高圧ガ
ス通路を経て供給する。(Operation) The high-pressure gas supply device of the present invention is configured as described above, opens the on-off valve of the working gas passage, supplies the working gas from the working gas passage to the small diameter cylinder chamber, and pressurizes the stepped piston. Move to the chamber direction, then close the on-off valve of the working gas passage to close the small diameter cylinder chamber, then open the on-off valve of the driving gas passage to supply the driving gas from the driving gas passage to the pressurizing chamber Then, the stepped piston is moved in the direction of the small diameter cylinder chamber by the force generated based on the difference in the cross-sectional area of the large and small diameter parts, adiabatically compresses the gas used in the small diameter cylinder chamber, and then energizes the coil of the solenoid on-off valve. , The electromagnetic force generated at that time moves the valve body of the electromagnetic on-off valve in the direction of the stepped piston against the spring, separates the seat of the electromagnetic on-off valve from the valve seat, and the small diameter cylinder chamber becomes the gas injection chamber. Small diameter cylinder for communication The compressed working gas in the room is supplied through the gas injection chamber → high pressure gas passage.
（実施例） 次に本考案の高圧ガス供給装置を第１図乃至第３図に示
す一実施例により説明すると，（１）が段付ピストン，
（1a）が同段付ピストン（１）の大径部，（1b）が同段
付ピストン（１）の小径部，（２）がシリンダ本体，
（2a）が同シリンダ本体（２）内に設けた大径シリンダ
室，（2b）が同シリンダ本体（２）内に設けた小径シリ
ンダ室，（３）が電磁開閉弁，（3a）が同電磁開閉弁
（３）の弁体，（3b）が同電磁開閉弁（３）のプランジ
ヤ部，（3c）が同電磁開閉弁（３）のシート部，（４）
（４）が同電磁開閉弁（３）のコイル，（５）がばね，
（６）が上記シリンダ本体（２）内に設けたガス噴射
室，（７）が駆動用ガス通路，（８）がガス排出通路，
（９）が高圧ガス通路，（10）が使用ガス通路で，段付
ピストン（１）の大径部（1a）がシリンダ本体（２）内
の大径シリンダ室（2a）に摺動自在に嵌挿され，段付ピ
ストン（１）の小径部（1b）がシリンダ本体２）内の小
径シリンダ室（2b）に摺動自在に嵌挿されて，大径シリ
ンダ室（2a）のピストン大径部（1a）側に加圧室(2a1)
が形成され，大径シリンダ室（2a）のピストン小径部
（1b）側に圧縮室(2a2)が形成されている。また電磁開
閉弁（３）のプランジヤ部（3b）がガス噴射室（６）内
に摺動自在に嵌挿され，同プランジヤ部（3b）とガス噴
射室（６）の段差部との間にばね（５）が介装されて，
電磁開閉弁（３）が右方に付勢されている。また駆動用
ガス通路（７）が上記加圧室(2a1)に連通し，ガス排出
通路（８）が上記圧縮室(2a2)に連通し，高圧ガス通路
（９）がガス噴射室（６）に連通し，使用ガス通路（1
0）が小径シリンダ室（2b）に連通している。また開閉
弁(V1)が駆動用ガス通路（７）に設けられ，開閉弁(V2)
が駆動用ガス通路（７）から分岐したガス通路（７′）
に設けられ，開閉弁(V3)がガス排出通路（８）に設けら
れ，開閉弁(V4)が使用ガス通路（10）に設けられてい
る。(Embodiment) Next, the high-pressure gas supply device of the present invention will be described with reference to an embodiment shown in FIGS. 1 to 3, in which (1) is a stepped piston,
(1a) is the large diameter part of the stepped piston (1), (1b) is the small diameter part of the stepped piston (1), (2) is the cylinder body,
(2a) is a large diameter cylinder chamber provided in the same cylinder body (2), (2b) is a small diameter cylinder chamber provided in the same cylinder body (2), (3) is an electromagnetic on-off valve, and (3a) is the same. The valve body of the electromagnetic on-off valve (3), (3b) is the plunger part of the electromagnetic on-off valve (3), (3c) is the seat part of the electromagnetic on-off valve (3), (4)
(4) is a coil of the solenoid valve (3), (5) is a spring,
(6) is a gas injection chamber provided in the cylinder body (2), (7) is a drive gas passage, (8) is a gas discharge passage,
(9) is a high pressure gas passage, (10) is a working gas passage, and the large diameter portion (1a) of the stepped piston (1) is slidable in the large diameter cylinder chamber (2a) in the cylinder body (2). The small diameter part (1b) of the stepped piston (1) is slidably inserted into the small diameter cylinder chamber (2b) inside the cylinder body 2), and the large diameter piston of the large diameter cylinder chamber (2a) is inserted. Pressure chamber (2a 1 ) on the part (1a) side
Is formed, and the compression chamber (2a 2 ) is formed on the piston small diameter portion (1b) side of the large diameter cylinder chamber (2a). Further, the plunger part (3b) of the solenoid valve (3) is slidably fitted in the gas injection chamber (6), and the plunger part (3b) and the stepped part of the gas injection chamber (6) are inserted between the plunger part (3b) and the gas injection chamber (6). A spring (5) is inserted,
The solenoid on-off valve (3) is biased to the right. The drive gas passage (7) communicates with the pressurizing chamber (2a 1 ), the gas discharge passage (8) communicates with the compression chamber (2a 2 ), and the high-pressure gas passage (9) communicates with the gas injection chamber ( 6), communicating with the gas passage (1
0) communicates with the small diameter cylinder chamber (2b). An on-off valve (V 1 ) is provided in the drive gas passage (7) and an on-off valve (V 2 )
Gas passage (7 ') branched from the drive gas passage (7)
An on-off valve (V 3 ) is provided in the gas discharge passage (8), and an on-off valve (V 4 ) is provided in the used gas passage (10).
次に前記第１図乃至第３図に示す高圧ガス供給装置の作
用を具体的に説明する。使用ガス通路（10）の開閉弁
(V4)を開き，使用ガスを使用ガス通路（10）→小径シリ
ンダ室（2b）へ供給して，段付ピストン（１）を左方へ
移動させ，次いで使用ガス通路（10）の開閉弁(V4)を
閉じて，小径シリンダ室（2b）を密閉し，次いで駆動ガ
ス通路（７）の開閉弁(V1)を開いて，駆動用ガスを駆動
用ガス通路（７）→加圧室(2a1)へ供給し，段付ピスト
ン（１）をその大小径部の断面積差に基づいて生じる力
により右方へ移動させて，小径シリンダ室（2b）内の使
用ガスを断熱圧縮する。この間，圧縮室(2a2)内のガス
をガス通路（８）→開閉弁(V3)を経て大気に排出する
か，真空引きして，段付ピストン（１）の右方への移動
に対して圧縮室(2a2)内のガスを抵抗にならないように
する。次いで電磁開閉弁（３）のコイル（４）（４）
に通電し，その際生じる電磁力により電磁開閉弁（３）
の弁体（3a）及びプランジヤ（3b）をばね（５）に抗し
て左方に移動させて（第２図の（ａ）参照），電磁開閉
弁（３）のシート部（3c）を弁座から離し（第３図の
（Ｇ）参照），小径シリンダ室（2b）内をガス噴射室
（６）に連通させて，小径シリンダ室（2b）内の圧縮し
た使用ガスをガス噴射室（６）→高圧ガス通路（９）を
経て供給する（第３図の（ｂ）参照）。Next, the operation of the high pressure gas supply device shown in FIGS. 1 to 3 will be specifically described. Open / close valve for the used gas passage (10)
Open (V 4 ), supply the working gas to the working gas passage (10) → small diameter cylinder chamber (2b), move the stepped piston (1) to the left, and then open and close the working gas passage (10). Close the valve (V 4 ) to seal the small diameter cylinder chamber (2b), then open the on-off valve (V 1 ) of the drive gas passage (7) to add the drive gas to the drive gas passage (7) → The gas is supplied to the pressure chamber (2a 1 ) and the stepped piston (1) is moved to the right by the force generated based on the difference in cross-sectional area of the large and small diameter parts, and the working gas in the small diameter cylinder chamber (2b) is insulated. Compress. During this time, the gas in the compression chamber (2a 2 ) is discharged to the atmosphere through the gas passage (8) → the on-off valve (V 3 ) or evacuated to move the stepped piston (1) to the right. On the other hand, the gas in the compression chamber (2a 2 ) should not become a resistance. Then the coils (4) (4) of the solenoid valve (3)
Solenoid valve (3)
Move the valve body (3a) and the plunger (3b) to the left against the spring (5) (see (a) in FIG. 2) to move the seat portion (3c) of the electromagnetic on-off valve (3). Separated from the valve seat (see (G) in Fig. 3), the inside of the small diameter cylinder chamber (2b) communicates with the gas injection chamber (6), and the compressed working gas in the small diameter cylinder chamber (2b) is used. (6) → Supply through high-pressure gas passage (9) (see (b) in FIG. 3).
（考案の効果） 本考案の高圧ガス供給装置は前記のように使用ガス通路
の開閉弁を開き，使用ガスを使用ガス通路→小径シリン
ダ室へ供給して，段付ピストンを加圧室の方向へ移動さ
せ，次いで使用ガス通路の開閉弁を閉じて，小径シリン
ダ室を密閉し，次いで駆動ガス通路の開閉弁を開いて，
駆動用ガスを駆動用ガス通路→加圧室へ供給し，段付ピ
ストンをその大小径部の断面積差に基づいて生じる力に
より小径シリンダ室の方向へ移動させて，小径シリンダ
室内の使用ガスを断熱圧縮し，次いで電磁開閉弁のコイ
ルに通電し，その際生じる電磁力により電磁開閉弁の弁
体をばねに抗して段付ピストンの方向へ移動させて，同
電磁開閉弁のシート部を弁座から離し，小径シリンダ室
内をガス噴射室に連通させて，小径シリンダ室内の圧縮
した使用ガスをガス噴射室→高圧ガス通路を経て供給す
るので，前記従来のようにコンプレツサや隔膜が不要
で，高圧ガスを直接瞬時に供給できる上に，取扱いを簡
略化できる効果がある。(Effect of the Invention) As described above, the high-pressure gas supply device of the present invention opens the opening / closing valve of the working gas passage, supplies the working gas to the working gas passage → the small diameter cylinder chamber, and moves the stepped piston in the direction of the pressurizing chamber. , Then the on-off valve of the gas passage used is closed, the small diameter cylinder chamber is sealed, then the on-off valve of the drive gas passage is opened,
The driving gas is supplied from the driving gas passage to the pressurizing chamber, and the stepped piston is moved in the direction of the small diameter cylinder chamber by the force generated based on the difference in the cross-sectional area of the large and small diameter portions, so that the working gas in the small diameter cylinder chamber is Is adiabatically compressed, and then the coil of the solenoid on-off valve is energized, and the electromagnetic force generated at that time moves the valve body of the solenoid on-off valve toward the stepped piston against the spring. Is separated from the valve seat, the small-diameter cylinder chamber communicates with the gas injection chamber, and the compressed working gas in the small-diameter cylinder chamber is supplied through the gas injection chamber → high-pressure gas passage, so there is no need for a compressor or diaphragm as in the conventional case. Thus, the high-pressure gas can be directly supplied instantly, and the handling can be simplified.
第１図は本考案に係わる高圧ガス供給装置の一実施例を
示す縦断側面図，第2,3図はその作用説明図，第４図は
従来の高圧ガス供給装置の一例を示す説明図，第５図は
従来の高圧ガス供給装置の他の例を示す説明図である。 （１）……段付ピストン，（1a）……段付ピストン
（１）の大径部，（1b）……段付ピストン（１）の小径
部，（２）……シリンダ本体，（2a）……大径シリンダ
室，（2b）……小径シリンダ室，（３）……電磁開閉
弁，（3a）……電磁開閉弁（３）の弁体，（3b）……電
磁開閉弁（３）のプランジヤ部，（3c）……電磁開閉弁
（３）のシート部，（４）（４）……電磁開閉弁（３）
のコイル部，（５）……ばね，（６）……ガス噴射室，
（７）……駆動用ガス通路，（８）……ガス排出通路，
（９）……高圧ガス通路，（10）……使用ガス通路，(V
1)〜(V4)……開閉弁。FIG. 1 is a vertical side view showing an embodiment of a high pressure gas supply apparatus according to the present invention, FIGS. 2 and 3 are explanatory views of its operation, and FIG. 4 is an explanatory view showing an example of a conventional high pressure gas supply apparatus. FIG. 5 is an explanatory view showing another example of the conventional high-pressure gas supply device. (1) …… Stepped piston, (1a) …… Large diameter part of stepped piston (1), (1b) …… Small diameter part of stepped piston (1), (2) …… Cylinder body, (2a ) ... Large diameter cylinder chamber, (2b) ... Small diameter cylinder chamber, (3) ... Solenoid on-off valve, (3a) ... Solenoid on-off valve (3) valve body, (3b) ... Solenoid on-off valve ( Plunger part of (3), (3c) ... seat part of solenoid on-off valve (3), (4) (4) ... solenoid on-off valve (3)
Coil part, (5) ... spring, (6) ... gas injection chamber,
(7) …… Drive gas passage, (8) …… Gas discharge passage,
(9) …… High pressure gas passage, (10) …… Used gas passage, (V
1 ) to (V 4 ) …… Open / close valve.
Claims (1)
と，同段付ピストンの大径部と小径部とを摺動自在に支
持する大径シリンダ室と小径シリンダ室とを有するシリ
ンダ本体と，同シリンダ本体内の大径シリンダ室に接続
した開閉弁を有する駆動用ガス通路と，上記シリンダ本
体内の小径シリンダ室に接続した開閉弁を有するガス通
路と，上記シリンダ本体内の小径シリンダ室に連通した
ガス噴射室と，同ガス噴射室に接続した高圧ガス通路
と，上記小径シリンダ室と上記ガス噴射室との間を段付
ピストンに応動して開閉する電磁開閉弁とを具えている
ことを特徴とした高圧ガス供給装置。1. A cylinder having a stepped piston having a large diameter portion and a small diameter portion, and a large diameter cylinder chamber and a small diameter cylinder chamber slidably supporting the large diameter portion and the small diameter portion of the stepped piston. A main body, a drive gas passage having an opening / closing valve connected to a large diameter cylinder chamber in the same cylinder body, a gas passage having an opening / closing valve connected to a small diameter cylinder chamber in the cylinder body, and a small diameter inside the cylinder body A gas injection chamber communicating with the cylinder chamber, a high-pressure gas passage connected to the gas injection chamber, and an electromagnetic on-off valve that opens and closes between the small diameter cylinder chamber and the gas injection chamber in response to a stepped piston are provided. High-pressure gas supply device characterized by
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989117138U JPH0754629Y2 (en) | 1989-10-06 | 1989-10-06 | High-pressure gas supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989117138U JPH0754629Y2 (en) | 1989-10-06 | 1989-10-06 | High-pressure gas supply device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0356888U JPH0356888U (en) | 1991-05-31 |
| JPH0754629Y2 true JPH0754629Y2 (en) | 1995-12-18 |
Family
ID=31665378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989117138U Expired - Lifetime JPH0754629Y2 (en) | 1989-10-06 | 1989-10-06 | High-pressure gas supply device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0754629Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002349433A (en) * | 2001-05-23 | 2002-12-04 | Asahi Eng Co Ltd | Compressor |
-
1989
- 1989-10-06 JP JP1989117138U patent/JPH0754629Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0356888U (en) | 1991-05-31 |
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