JPS643093U - - Google Patents
Info
- Publication number
- JPS643093U JPS643093U JP1969988U JP1969988U JPS643093U JP S643093 U JPS643093 U JP S643093U JP 1969988 U JP1969988 U JP 1969988U JP 1969988 U JP1969988 U JP 1969988U JP S643093 U JPS643093 U JP S643093U
- Authority
- JP
- Japan
- Prior art keywords
- gears
- internal chamber
- chamber
- dimensions
- pair
- 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
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 229920003002 synthetic resin Polymers 0.000 claims description 2
- 239000000057 synthetic resin Substances 0.000 claims description 2
Landscapes
- Rotary Pumps (AREA)
Description
第１図は本考案を実施したギヤポンプの縦断側
面図、第２図は第１図のＡ―Ａ線による断面図、
第３図は可動部材の端面図である。
図面において、１はケーシング、３は内部室、
３Ａ及び３Ｂは室部分、４は駆動軸、５は駆動歯
車、６は従動軸、７は従動歯車、１１Ａ及び１１
Ｂは内部室の端壁面、１２は板状可動部材である
。
Fig. 1 is a vertical side view of a gear pump implementing the present invention, Fig. 2 is a sectional view taken along line A-A in Fig. 1,
FIG. 3 is an end view of the movable member. In the drawings, 1 is the casing, 3 is the internal chamber,
3A and 3B are chamber parts, 4 is a drive shaft, 5 is a drive gear, 6 is a driven shaft, 7 is a driven gear, 11A and 11
B is an end wall surface of the internal chamber, and 12 is a plate-shaped movable member.
補正 昭６３．３．１６
実用新案登録請求の範囲を次のように補正する
。Amendment March 16, 1983 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】
(1) ケーシングの内部室内で一対の歯車が外接
して噛合回転する形式のギヤポンプにおいて、該
一対の歯車の少なくとも片側面とこれに対向する
該内部室の端壁面との間の室部分に、炭素繊維を
混入させた合成樹脂でその室部分の断面形状・寸
法に適合した形状・寸法にそれぞれ形成した複数
の板状の可動部材を、ケーシングの吸込側と吐出
し側とを相互に連通させる複数の狭小な通路を形
成する一定のすきまを残した態様で装填すると共
に、これら可動部材を歯車の駆動軸及び従動軸の
両軸に摺動可能に支承させ、前記内部室内の液圧
の作用によりその軸方向に摺動変位させ得るよう
にしたことを特徴とする圧力平衡装置。
(2) 各可動部材が炭素繊維を混入させた弗素樹
脂で作られていることを特徴とする実用新案登録
請求の範囲第１項に記載の圧力平衡装置。[Claims for Utility Model Registration] (1) In a gear pump of the type in which a pair of gears mesh and rotate externally in an internal chamber of a casing, at least one side surface of the pair of gears and an end wall surface of the internal chamber opposite thereto. A plurality of plate-shaped movable members each made of synthetic resin mixed with carbon fiber and having a shape and dimensions that match the cross-sectional shape and dimensions of the chamber are placed between the suction side of the casing and the discharge side of the casing. and the movable members are slidably supported on both the drive shaft and the driven shaft of the gear, A pressure balancing device characterized in that it can be slidably displaced in the axial direction by the action of hydraulic pressure within the internal chamber. (2) The pressure balancing device according to claim 1, wherein each movable member is made of fluororesin mixed with carbon fiber.
Claims (1)
して噛合回転する形式のギヤポンプにおいて、該
一対の歯車の少なくとも片側面とこれに対向する
該内部室の端壁面との間の室部分に、その室部分
の断面形状・寸法に適合した形状・寸法を有する
複数の板状の可動部材を若干のすきまを残した態
様で装填すると共に、これら可動部材を歯車の駆
動軸及び従動軸の両軸に摺動可能に支承させ、前
記内部室内の液圧の作用によりその軸方向に摺動
変位させ得るようにしたことを特徴とする圧力平
衡装置。 (2) 各可動部材が炭素繊維を混入させた硬質合
成樹脂で作られていることを特徴とする実用新案
登録請求の範囲第１項に記載の圧力平衡装置。[Claims for Utility Model Registration] (1) In a gear pump of the type in which a pair of gears mesh and rotate externally in an internal chamber of a casing, at least one side surface of the pair of gears and an end wall surface of the internal chamber opposite thereto. A plurality of plate-shaped movable members having shapes and dimensions that match the cross-sectional shape and dimensions of the chamber are loaded into the chamber between the gears, leaving a slight gap, and these movable members are placed between the gears. A pressure equalization device, characterized in that it is slidably supported on both a drive shaft and a driven shaft, and can be slidably displaced in the axial direction by the action of hydraulic pressure in the internal chamber. (2) The pressure balancing device according to claim 1, wherein each movable member is made of hard synthetic resin mixed with carbon fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988019699U JPH0533738Y2 (en) | 1988-02-17 | 1988-02-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988019699U JPH0533738Y2 (en) | 1988-02-17 | 1988-02-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS643093U true JPS643093U (en) | 1989-01-10 |
| JPH0533738Y2 JPH0533738Y2 (en) | 1993-08-26 |
Family
ID=31235439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988019699U Expired - Lifetime JPH0533738Y2 (en) | 1988-02-17 | 1988-02-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0533738Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4918851A (en) * | 1972-06-16 | 1974-02-19 |
-
1988
- 1988-02-17 JP JP1988019699U patent/JPH0533738Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4918851A (en) * | 1972-06-16 | 1974-02-19 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0533738Y2 (en) | 1993-08-26 |
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