JPH0579457A - Pressure reducing vessel - Google Patents
Pressure reducing vesselInfo
- Publication number
- JPH0579457A JPH0579457A JP3263223A JP26322391A JPH0579457A JP H0579457 A JPH0579457 A JP H0579457A JP 3263223 A JP3263223 A JP 3263223A JP 26322391 A JP26322391 A JP 26322391A JP H0579457 A JPH0579457 A JP H0579457A
- Authority
- JP
- Japan
- Prior art keywords
- groove
- piston rod
- valve
- ring
- sliding
- 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
Landscapes
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
- Closures For Containers (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、減圧容器に関するもの
である。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vacuum container.
【0002】[0002]
【従来の技術】一般に減圧容器は、食品を長期保存した
り一夜づけの漬物を促成したりするために用いられるも
ので、最近では特開平3−199681号に示すものが
公知である。2. Description of the Related Art Generally, a depressurized container is used for long-term storage of food or for accelerating overnight pickles, and recently, a container disclosed in JP-A-3-199681 is known.
【0003】一般に減圧容器は、容器に弁機構を設け、
この弁機構に別体の手押式真空ポンプを当てがい、ポン
プのピストンを往復動せしめて、容器内の空気を弁機構
を介して抜くもので、従来、この弁機構を設けた減圧容
器と、手押式真空ポンプとの二体一組で構成されてい
る。Generally, a decompression container is provided with a valve mechanism in the container,
A separate hand-operated vacuum pump is applied to this valve mechanism, the piston of the pump is reciprocated, and the air in the container is evacuated through the valve mechanism. , And a hand-operated vacuum pump.
【0004】[0004]
【発明が解決しようとする課題】本発明は、このように
従来別体の付属品であった手押式真空ポンプの機能を減
圧容器に設け、別体の手押式真空ポンプを不要として、
減圧操作を容易とし、且つ部品点数を減らして商品価値
を高めると共に、構造も簡易に設計して極めてコスト安
の減圧容器を提供することが技術的課題である。SUMMARY OF THE INVENTION In the present invention, the function of a hand-operated vacuum pump, which has heretofore been a separate accessory, is provided in the decompression container, and a separate hand-operated vacuum pump is unnecessary.
It is a technical subject to provide a decompression container which is easy to depressurize, reduces the number of parts to enhance the commercial value, and has a simple structure to provide an extremely low-cost container.
【0005】[0005]
【課題を解決するための手段】添付図面を参照して本発
明の要旨を説明する。The gist of the present invention will be described with reference to the accompanying drawings.
【0006】容器本体1若しくは容器本体1に密閉嵌合
する蓋体2にシリンダ用凹部3を形成し、このシリンダ
用凹部3の底部に容器本体1内と連通する通気孔4を設
け、この通気孔4に弁機構5を設け、シリンダ用凹部3
を閉塞する蓋盤6にピストン棒体7を貫通状態にして摺
動自在に設け、このピストン棒体7の外側基端部に摘子
体8を設け、ピストン棒体7の内側先端部にシリンダ用
凹部3内面に沿って摺動するピストン棒体7より径大な
弁座9を設け、この弁座9にOリングタイプのリング弁
10を嵌合するリング溝11を設け、このリング溝11の深さ
をリング溝11内にリング弁10を嵌着した際リング弁10が
弁座9の周面より少し突出してシリンダ用凹部3内を気
密状態に区割して摺動するように設け、リング溝11の幅
をリング弁10幅よりやや幅広にしてリング弁10が弁座9
の基端側に寄せられるピストン棒体7押圧時に弁座9の
先端壁部19内面とリング弁10との間に空隙12を形成する
ように設け、この空隙12と連通しリング弁10の内側を通
って空気抜きする空気抜き路13を弁座9の基端壁部20に
設け、ピストン棒体7と蓋盤6の摺動部15に空気抜きを
可能とする摺動空隙14を形成したことを特徴とする減圧
容器に係るものである。A cylinder recess 3 is formed in the container body 1 or a lid 2 which is hermetically fitted in the container body 1, and a ventilation hole 4 communicating with the inside of the container body 1 is provided at the bottom of the cylinder recess 3 and this passage is provided. The valve mechanism 5 is provided in the pores 4, and the cylinder recess 3 is provided.
A piston rod 7 is slidably provided in a cover plate 6 that closes the piston rod 7, a knob body 8 is provided at an outer proximal end portion of the piston rod body 7, and a cylinder is provided at an inner distal end portion of the piston rod body 7. A valve seat 9 having a diameter larger than that of the piston rod 7 that slides along the inner surface of the recess 3 for use is provided, and this valve seat 9 has an O-ring type ring valve.
A ring groove 11 for fitting the ring groove 10 is provided, and when the ring valve 10 is fitted in the ring groove 11 so that the ring valve 10 projects slightly from the peripheral surface of the valve seat 9, the cylinder recess 3 The inside is airtightly divided so that it slides, and the width of the ring groove 11 is made slightly wider than the width of the ring valve 10.
Is provided so as to form a gap 12 between the inner surface of the tip wall portion 19 of the valve seat 9 and the ring valve 10 when the piston rod body 7 pushed toward the base end side of the ring valve 10 is communicated with the inside of the ring valve 10. An air vent passage 13 for venting air through the valve seat 9 is provided in the base end wall portion 20 of the valve seat 9, and a sliding gap 14 is formed in the sliding portion 15 of the piston rod body 7 and the lid plate 6 to allow air venting. The present invention relates to a vacuum container.
【0007】また、ピストン棒体7と蓋盤6の摺動部15
にピストン棒体7の摺動方向並びに摺動範囲を規制する
規制溝機構16を設けたことを特徴とする請求項1記載の
減圧容器に係るものである。Further, the sliding portion 15 between the piston rod 7 and the lid 6
The decompression container according to claim 1, further comprising a restriction groove mechanism 16 for restricting a sliding direction and a sliding range of the piston rod body 7.
【0008】また、規制溝機構16の規制溝17をピストン
棒体7の周面に形成し、この規制溝17を減圧摺動用溝部
17aにこれと直行する回動用溝部17bを連設し、この回
動用溝部17bに更に減圧摺動用溝部17aと平行な過摺動
用溝部17cを連設して構成し、この過摺動用溝部17cの
長さを過摺動用溝部17cに沿ってピストン棒体7を先端
側へ摺動せしめた際ピストン棒体7の先端部がシリンダ
用凹部3の底部の弁機構5を押圧し得る長さに形成し、
押圧することにより通気孔4が開口する柔軟製弁盤18で
弁機構5を構成したことを特徴とする請求項2記載の減
圧容器に係るものである。Further, the restriction groove 17 of the restriction groove mechanism 16 is formed on the peripheral surface of the piston rod body 7, and the restriction groove 17 is formed as a groove portion for reducing pressure sliding.
A rotation groove 17b perpendicular to the groove 17b is connected to the groove 17a, and an overslide groove 17c parallel to the pressure-reducing slide groove 17a is connected to the groove 17b. The length is formed so that the tip of the piston rod 7 can press the valve mechanism 5 at the bottom of the cylinder recess 3 when the piston rod 7 is slid toward the tip side along the excessive sliding groove portion 17c. Then
The pressure reducing container according to claim 2, wherein the valve mechanism 5 is constituted by a flexible valve disc 18 in which the vent hole 4 is opened by pressing.
【0009】[0009]
【作用】ピストン棒体7の外側基端部の摘子体8を持
ち、ピストン棒体7を往復摺動し、シリンダ用凹部3内
でピストン棒体7の先端部を往復摺動させる。The gripping body 8 at the outer proximal end portion of the piston rod body 7 is held, and the piston rod body 7 is reciprocally slid so that the tip end portion of the piston rod body 7 is reciprocally slid in the cylinder recess 3.
【0010】ピストン棒体7を先端側へ押動する際、弁
座9のリング溝11に嵌着したリング弁10がリング溝11内
で弁座9の基端側に寄せられ、弁座9の先端壁部19とリ
ング弁10との間に空隙12が形成される。When the piston rod 7 is pushed toward the tip side, the ring valve 10 fitted in the ring groove 11 of the valve seat 9 is moved toward the base end side of the valve seat 9 in the ring groove 11 and the valve seat 9 A gap 12 is formed between the tip wall portion 19 and the ring valve 10.
【0011】一方、このピストン棒体7の押動に際して
は、図1に示すように、弁機構6は押動圧により通気孔
4を閉塞状態に保持しているため、シリンダ用凹部3の
弁座9先端側の空気は、前記空隙12からこれと連通する
空気抜き路13を通って、シリンダ用凹部3の弁座9基端
側へ押し出され、摺動空隙14を介して外へ排出される。On the other hand, when the piston rod 7 is pushed, as shown in FIG. 1, the valve mechanism 6 holds the vent hole 4 in a closed state by the pushing pressure, so that the valve in the cylinder recess 3 is closed. The air on the tip side of the seat 9 is pushed out from the gap 12 to the base end side of the valve seat 9 of the cylinder recess 3 through the air vent passage 13 communicating with the gap 12 and is discharged to the outside via the sliding gap 14. ..
【0012】逆に、ピストン棒体7を基端側へ引動する
際は、図2に示すように、リング弁10がリング溝11内で
弁座9の先端側に寄せられ、空気抜き路13を遮断し、シ
リンダ用凹部3の弁座9先端側と基端側との通気を遮断
する。On the contrary, when the piston rod 7 is pulled toward the base end side, as shown in FIG. 2, the ring valve 10 is moved toward the tip end side of the valve seat 9 in the ring groove 11 and the air vent passage 13 is moved. The air is blocked between the tip side and the base side of the valve seat 9 of the cylinder recess 3.
【0013】一方、ピストン棒体7の引動に際しては、
弁機構5は引動吸引圧により通気孔4を開口状態に保持
しているため、通気孔4を介して容器本体1内の空気は
引き上げられ、容器本体1内は減圧させることとなる。On the other hand, when the piston rod 7 is moved,
Since the valve mechanism 5 holds the vent hole 4 in the open state by the traction suction pressure, the air in the container body 1 is pulled up through the vent hole 4 and the inside of the container body 1 is depressurized.
【0014】規制溝機構16を設けると、ピストン棒体7
の摺動方向並びに摺動往復範囲が規制される。When the restriction groove mechanism 16 is provided, the piston rod body 7
The sliding direction and the sliding reciprocating range of are regulated.
【0015】この規制溝17を減圧摺動用溝部17aにこれ
と直行する回動用溝部17bを連設し、この回動用溝部17
bに更に減圧摺動用溝部17aと平行な過摺動用溝部17c
を連設して構成した場合は、減圧摺動用溝17aに沿っ
て、ピストン棒体7を前述のように往復摺動せしめる。This restriction groove 17 is connected to a pressure-reducing sliding groove portion 17a and a rotation groove portion 17b which is orthogonal thereto.
Further, groove 17c for excessive sliding parallel to groove 17a for reduced pressure sliding is provided on b.
In the case where the piston rods 7 are arranged in series, the piston rod 7 is slid back and forth along the pressure-reducing sliding groove 17a as described above.
【0016】即ち、減圧摺動用溝17aは、往復摺動のガ
イド溝として機能し、この減圧摺動用溝17aの長さが往
復摺動の範囲を規制することとなる。That is, the pressure-reducing sliding groove 17a functions as a guide groove for reciprocating sliding, and the length of the pressure-reducing sliding groove 17a regulates the range of reciprocal sliding.
【0017】このピストン棒体7の往復摺動により容器
本体1内が減圧されることとなるが、この減圧状態を元
の常圧に戻すために、弁機構5の柔軟製弁盤18を押圧し
て通気孔4を開口状態とする場合は、図3に示すよう
に、回動用溝部17bに沿ってピストン棒体7を一旦回動
し、過摺動用溝部17cに沿って更にピストン棒体7を先
端側へ押動して、ピストン棒体7の先端部で弁機構5を
押圧する。The reciprocating sliding of the piston rod 7 reduces the pressure in the container body 1. However, in order to return the reduced pressure to the normal pressure, the flexible valve disc 18 of the valve mechanism 5 is pressed. When the vent hole 4 is opened by rotating the piston rod body 7 along the rotating groove portion 17b, the piston rod body 7 is further rotated along the excessive sliding groove portion 17c as shown in FIG. Is pushed toward the tip side, and the valve mechanism 5 is pushed by the tip portion of the piston rod body 7.
【0018】[0018]
【実施例】本実施例は、容器本体1に被嵌する蓋体2の
中央部にシリンダ用凹部3を形成し、このシリンダ用凹
部3に上下に往復摺動するピストン棒体7を配設したも
のである。EXAMPLE In this example, a cylinder recess 3 is formed in the center of a lid 2 that is fitted on a container body 1, and a piston rod 7 that reciprocates vertically is disposed in the cylinder recess 3. It was done.
【0019】このシリンダ用凹部3の深さが深く設計で
きない場合は、凹部容積を大きくとるために、底面積を
大きく設計することが望ましい。When the depth of the cylinder recess 3 cannot be designed deep, it is desirable to design the bottom area to be large in order to increase the volume of the recess.
【0020】このシリンダ用凹部3の形成位置やピスト
ン棒体7の取付位置の設定によって、往復摺動せしめる
方向などは適宜設計し得る。Depending on the setting position of the cylinder recess 3 and the mounting position of the piston rod 7, the reciprocating direction and the like can be appropriately designed.
【0021】本実施例は、シリンダ用凹部3に蓋盤6を
圧着固定し、取り外し自在に設けており、ピストン棒体
7の摘子体8は、本案品の持ち運び用の摘子と、ピスト
ン棒体7の摺動操作用の摘子を兼ねるものであって、本
実施例では環状摘子形に形成しているが、ハンドル形状
に設計しても良い。In this embodiment, the lid plate 6 is crimped and fixed to the cylinder recess 3 so as to be detachable. The knob body 8 of the piston rod body 7 is a carrying knob of the present invention and a piston. It also serves as a knob for sliding operation of the rod body 7. In this embodiment, it is formed into an annular knob shape, but it may be designed into a handle shape.
【0022】規制溝機構16は、規制溝17をピストン棒体
7の周面に形成し、この規制溝17に係合する係合ガイド
凸部21を蓋盤6のピストン棒体7挿入開口部22縁部に突
設している。In the restriction groove mechanism 16, a restriction groove 17 is formed on the peripheral surface of the piston rod body 7, and an engaging guide convex portion 21 that engages with the restriction groove 17 is formed in the piston rod body 7 insertion opening of the cover 6. 22 It projects on the edge.
【0023】この規制溝17は、シリンダ用凹部3の凹設
長などを考慮して設計されるもので、弁機構5の上部で
所定範囲上下摺動させるため、適切な長さの減圧摺動用
溝17aを上下方向に形成し、この減圧摺動用溝17aの上
端にピストン棒体7を切り換え回動するための回動用溝
部17bを水平方向に連設している。The restriction groove 17 is designed in consideration of the length of the cylinder concave portion 3 and the like. Since the restriction groove 17 is slid up and down by a predetermined range above the valve mechanism 5, it is suitable for decompression sliding. A groove 17a is formed in the vertical direction, and a rotating groove portion 17b for switching and rotating the piston rod 7 is horizontally connected to the upper end of the pressure reducing sliding groove 17a.
【0024】更に、この減圧摺動用溝17aに減圧摺動用
溝17aと平行にして過摺動用溝部17cを上方に連設して
いる。Further, an over-sliding groove portion 17c is continuously provided above the pressure-reducing sliding groove 17a in parallel with the pressure-reducing sliding groove 17a.
【0025】従って、容器本体1内を減圧させるための
ピストン棒体7の上下摺動は、この減圧摺動用溝17aの
一端から他端までの長さに規制されて摺動し、常圧に戻
す場合は、一旦ピストン棒体7を回動用溝部17bに沿っ
て水平回動して係合ガイド凸部21を過摺動用溝部17cに
係合する状態に切り換え、更にこの過摺動用溝部17cに
沿って下動させて、ピストン棒体7の先端底面を弁機構
5に押し付け弁機構5の柔軟製弁盤18を押動し、柔軟製
弁盤18の周縁部をめくり上がらせ通気孔4を開口状態と
するものである。Therefore, vertical sliding of the piston rod 7 for depressurizing the inside of the container body 1 is regulated by the length from one end to the other end of the depressurizing sliding groove 17a, and the normal pressure is applied. When returning, the piston rod 7 is once horizontally rotated along the rotation groove portion 17b to switch the engagement guide convex portion 21 to the state in which the engagement guide projection portion 21 is engaged with the oversliding groove portion 17c. By moving the piston rod 7 downwardly to press the bottom face of the piston rod 7 against the valve mechanism 5 to push the flexible valve disc 18 of the valve mechanism 5 to flip up the peripheral edge of the flexible valve disc 18 to open the vent hole 4. It is an open state.
【0026】[0026]
【発明の効果】本発明は上述のように構成したから、従
来、減圧容器の必需品であった別体の手動式押圧ポンプ
が不要となり、一々ポンプを減圧容器に当てがいこの状
態を支持しながら摺動操作する必要もないため極めて操
作が容易となり、またポンプの置き忘れなどもなく梱包
も容易となり極めて商品価値の高い実用性に秀れた減圧
容器となる。Since the present invention is configured as described above, a separate manual pressure pump, which has been a necessary item for a decompression container in the past, is no longer required, and one pump is applied to the decompression container while supporting this state. Since there is no need for sliding operation, the operation is extremely easy, and the pump is easy to pack without forgetting to leave the pump, and the decompression container has extremely high commercial value and is highly practical.
【0027】しかも簡易な構成に設計し得るためコスト
安な減圧容器を提供できることとなる。Moreover, since the structure can be designed to have a simple structure, it is possible to provide a low-pressure decompression container.
【0028】また、規制溝機構を設ければ、摺動方向と
摺動範囲が規制するため摺動操作が非常にスムーズとな
り、操作性が一層向上する減圧容器となる。Further, when the regulating groove mechanism is provided, the sliding direction and the sliding range are regulated, so that the sliding operation becomes very smooth and the decompression container further improves the operability.
【0029】また、この規制溝を減圧摺動用溝部にこれ
と直行する回動用溝部を連設し、この回動用溝部に更に
減圧摺動用溝部と平行な過摺動用溝部を連設して構成
し、この過摺動用溝部の長さを過摺動用溝部に沿ってピ
ストン棒体を先端側へ摺動せしめた際ピストン棒体の先
端部がシリンダ用凹部の底部の弁機構を押圧し得る長さ
に形成し、押圧することにより通気孔が開口する柔軟製
弁盤で弁機構を構成すれば、操作性が向上すると共に、
従来手で押していた弁機構の押圧操作もピストン棒体に
より一連に行うことができる極めて実用性に秀れた減圧
容器となる。Further, the restriction groove is formed by connecting a rotation groove section which is orthogonal to the restriction groove section to the decompression sliding groove section, and is further formed with an oversliding groove section which is parallel to the decompression sliding groove section. The length of this oversliding groove is such that the tip of the piston rod can press the valve mechanism at the bottom of the cylinder recess when the piston rod is slid toward the tip along the groove for oversliding. If the valve mechanism is made of a flexible valve disc that has a vent hole that is opened by pressing, the operability is improved and
The depressurization container is extremely highly practical in that the pressing operation of the valve mechanism, which has been conventionally pushed by hand, can be continuously performed by the piston rod.
【図面の簡単な説明】[Brief description of drawings]
【図1】下方向押圧摺動操作時の要部の断面図である。FIG. 1 is a cross-sectional view of a main part during a downward pressing sliding operation.
【図2】上方向引動操作時の要部の断面図である。FIG. 2 is a cross-sectional view of a main part during an upward pulling operation.
【図3】弁機構押圧操作時の要部の断面図である。FIG. 3 is a cross-sectional view of a main part when a valve mechanism pressing operation is performed.
【図4】ピストン棒体と蓋盤との摺動部の平断面図であ
る。FIG. 4 is a plan sectional view of a sliding portion between a piston rod and a lid.
【図5】空気抜き路を示す弁座部分の平断面図である。FIG. 5 is a plan sectional view of a valve seat portion showing an air vent passage.
【図6】本案品の外観図である。FIG. 6 is an external view of the product of the present invention.
1 容器本体 2 蓋体 3 シリンダ用凹部 4 通気孔 5 弁機構 6 蓋盤 7 ピストン棒体 8 摘子体 9 弁座 10 リング弁 11 リング溝 12 空隙 13 空気抜き路 14 摺動空隙 15 摺動部 16 規制溝機構 17 規制溝 17a 減圧摺動用溝部 17b 回動用溝部 17c 過摺動用溝部 18 柔軟製弁盤 19 先端壁部 20 基端壁部 1 Container Main Body 2 Lid Body 3 Cylinder Recess 4 Vent Hole 5 Valve Mechanism 6 Lid Plate 7 Piston Rod 8 Knife Body 9 Valve Seat 10 Ring Valve 11 Ring Groove 12 Gap 13 Air Venting Path 14 Sliding Gap 15 Sliding Part 16 Regulating groove mechanism 17 Regulating groove 17a Depressurizing sliding groove 17b Rotating groove 17c Over sliding groove 18 Flexible valve board 19 Tip wall 20 Base wall
Claims (3)
る蓋体にシリンダ用凹部を形成し、このシリンダ用凹部
の底部に容器本体内と連通する通気孔を設け、この通気
孔に弁機構を設け、シリンダ用凹部を閉塞する蓋盤にピ
ストン棒体を貫通状態にして摺動自在に設け、このピス
トン棒体の外側基端部に摘子体を設け、ピストン棒体の
内側先端部にシリンダ用凹部内面に沿って摺動するピス
トン棒体より径大な弁座を設け、この弁座にOリングタ
イプのリング弁を嵌合するリング溝を設け、このリング
溝の深さをリング溝内にリング弁を嵌着した際リング弁
が弁座の周面より少し突出してシリンダ用凹部内を気密
状態に区割して摺動するように設け、リング溝の幅をリ
ング弁幅よりやや幅広にしてリング弁が弁座の基端側に
寄せられるピストン棒体押圧時に弁座の先端壁部内面と
リング弁との間に空隙を形成するように設け、この空隙
と連通しリング弁の内側を通って空気抜きする空気抜き
路を弁座の基端壁部に設け、ピストン棒体と蓋盤の摺動
部に空気抜きを可能とする摺動空隙を形成したことを特
徴とする減圧容器。1. A container main body or a lid body hermetically fitted to the container main body is formed with a cylinder recess, and a vent hole communicating with the inside of the container main body is provided at the bottom of the cylinder recess, and a valve mechanism is provided in this vent hole. The piston rod body is slidably provided in the lid that closes the cylinder recess, the knob body is provided at the outer proximal end of the piston rod body, and the cylinder is provided at the inner tip of the piston rod body. A valve seat, which is larger than the piston rod that slides along the inner surface of the recess for use, is provided, and a ring groove for fitting an O-ring type ring valve is provided in this valve seat. When the ring valve is fitted to the ring valve, the ring valve protrudes slightly from the peripheral surface of the valve seat and divides the cylinder recess in an airtight manner so that the ring groove slides slightly wider than the ring valve width. And the ring valve is pushed toward the base end of the valve seat An air vent passage is provided so as to form a gap between the inner surface of the tip end wall of the valve seat and the ring valve when the rod is pressed, and an air vent passage that communicates with this gap and vents air through the inside of the ring valve is provided at the base end wall of the valve seat. A decompression container characterized in that a sliding gap is formed in the sliding portion between the piston rod and the lid so that air can be vented.
棒体の摺動方向並びに摺動範囲を規制する規制溝機構を
設けたことを特徴とする請求項1記載の減圧容器。2. The depressurized container according to claim 1, wherein a regulating groove mechanism for regulating the sliding direction and the sliding range of the piston rod is provided in the sliding portion between the piston rod and the cover.
面に形成し、この規制溝を減圧摺動用溝部のこれと直行
する回動用溝部を連設し、この回動用溝部に更に減圧摺
動用溝部と平行な過摺動用溝部を連設して構成し、この
過摺動用溝部の長さを過摺動用溝部に沿ってピストン棒
体を先端側へ摺動せしめた際ピストン棒体の先端部がシ
リンダ用凹部の底部の弁機構を押圧し得る長さに形成
し、押圧することにより通気孔が開口する柔軟製弁盤で
弁機構を構成したことを特徴とする請求項2記載の減圧
容器。3. A restricting groove of a restricting groove mechanism is formed on a peripheral surface of a piston rod body, and this restricting groove is connected with a rotating groove portion of the depressurizing sliding groove portion which is orthogonal to the groove, and the depressurizing groove portion is further depressurized. It is constructed by connecting a series of oversliding grooves that are parallel to the sliding groove, and the length of this oversliding groove is adjusted so that when the piston rod is slid toward the tip side along the oversliding groove. The valve mechanism is constituted by a flexible valve disc having a tip portion formed to have a length capable of pressing the valve mechanism at the bottom of the recess for cylinder, and the vent hole is opened by pressing the valve mechanism. Decompression container.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26322391A JP3279601B2 (en) | 1991-09-13 | 1991-09-13 | Decompression container |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26322391A JP3279601B2 (en) | 1991-09-13 | 1991-09-13 | Decompression container |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0579457A true JPH0579457A (en) | 1993-03-30 |
JP3279601B2 JP3279601B2 (en) | 2002-04-30 |
Family
ID=17386494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP26322391A Expired - Fee Related JP3279601B2 (en) | 1991-09-13 | 1991-09-13 | Decompression container |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3279601B2 (en) |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1054354A (en) * | 1996-08-01 | 1998-02-24 | Ritsuan Ro | Cover device of vacuum container |
KR100436308B1 (en) * | 2001-10-08 | 2004-06-18 | 고려알파라인(주) | bottle cap for vacuum preservation |
JP2009291691A (en) * | 2008-06-03 | 2009-12-17 | Hitachi Koki Co Ltd | Centrifugal separator and rotor for centrifugal separator |
JP2010022422A (en) * | 2008-07-15 | 2010-02-04 | Gc Corp | Syringe-shaped container |
JP2010507791A (en) * | 2006-10-26 | 2010-03-11 | アレヴァ・エヌセー | Radioactive waste storage container |
JP2011004775A (en) * | 2009-06-23 | 2011-01-13 | Tokuyama Dental Corp | Paste ejector |
KR101252474B1 (en) * | 2011-08-31 | 2013-04-09 | 주식회사 지웰코리아 | Vacuum container |
KR101358582B1 (en) * | 2012-03-20 | 2014-02-11 | 박지우 | Airflow control multi fuction vacuum cap |
CN104555113A (en) * | 2015-01-15 | 2015-04-29 | 曾爱华 | Vacuum type rice barrel with pest killing function |
KR20160064666A (en) * | 2014-11-28 | 2016-06-08 | 김현진 | Vacuum Pump |
WO2018174571A1 (en) * | 2017-03-24 | 2018-09-27 | 주식회사 쓰리스타 | Vacuum-sealed container |
CN109311582A (en) * | 2017-03-24 | 2019-02-05 | 三颗星株式会社 | Vacuum-tight container |
KR20190054760A (en) * | 2017-11-14 | 2019-05-22 | 주식회사 쓰리스타 | Vacuum container |
WO2021103656A1 (en) * | 2019-11-26 | 2021-06-03 | 深圳市晶鼎包装材料有限公司 | Double pressing type vacuum fresh preservation box |
US11370592B2 (en) | 2019-11-26 | 2022-06-28 | Shenzhen Jingding Packaging Materials Co., Ltd. | Vacuum freshness preservation container that can be pressed on two sides |
-
1991
- 1991-09-13 JP JP26322391A patent/JP3279601B2/en not_active Expired - Fee Related
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1054354A (en) * | 1996-08-01 | 1998-02-24 | Ritsuan Ro | Cover device of vacuum container |
KR100436308B1 (en) * | 2001-10-08 | 2004-06-18 | 고려알파라인(주) | bottle cap for vacuum preservation |
JP2010507791A (en) * | 2006-10-26 | 2010-03-11 | アレヴァ・エヌセー | Radioactive waste storage container |
JP2009291691A (en) * | 2008-06-03 | 2009-12-17 | Hitachi Koki Co Ltd | Centrifugal separator and rotor for centrifugal separator |
JP2010022422A (en) * | 2008-07-15 | 2010-02-04 | Gc Corp | Syringe-shaped container |
JP2011004775A (en) * | 2009-06-23 | 2011-01-13 | Tokuyama Dental Corp | Paste ejector |
KR101252474B1 (en) * | 2011-08-31 | 2013-04-09 | 주식회사 지웰코리아 | Vacuum container |
KR101358582B1 (en) * | 2012-03-20 | 2014-02-11 | 박지우 | Airflow control multi fuction vacuum cap |
KR20160064666A (en) * | 2014-11-28 | 2016-06-08 | 김현진 | Vacuum Pump |
CN104555113A (en) * | 2015-01-15 | 2015-04-29 | 曾爱华 | Vacuum type rice barrel with pest killing function |
WO2018174571A1 (en) * | 2017-03-24 | 2018-09-27 | 주식회사 쓰리스타 | Vacuum-sealed container |
CN109311582A (en) * | 2017-03-24 | 2019-02-05 | 三颗星株式会社 | Vacuum-tight container |
CN109311582B (en) * | 2017-03-24 | 2020-01-07 | 三颗星株式会社 | Vacuum sealed container |
KR20190054760A (en) * | 2017-11-14 | 2019-05-22 | 주식회사 쓰리스타 | Vacuum container |
WO2021103656A1 (en) * | 2019-11-26 | 2021-06-03 | 深圳市晶鼎包装材料有限公司 | Double pressing type vacuum fresh preservation box |
US11370592B2 (en) | 2019-11-26 | 2022-06-28 | Shenzhen Jingding Packaging Materials Co., Ltd. | Vacuum freshness preservation container that can be pressed on two sides |
Also Published As
Publication number | Publication date |
---|---|
JP3279601B2 (en) | 2002-04-30 |
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