WO2017208692A1 - ディスペンサ、並びにディスペンサ及びカートリッジ - Google Patents
ディスペンサ、並びにディスペンサ及びカートリッジ Download PDFInfo
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- WO2017208692A1 WO2017208692A1 PCT/JP2017/016625 JP2017016625W WO2017208692A1 WO 2017208692 A1 WO2017208692 A1 WO 2017208692A1 JP 2017016625 W JP2017016625 W JP 2017016625W WO 2017208692 A1 WO2017208692 A1 WO 2017208692A1
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- WIPO (PCT)
- Prior art keywords
- guide shaft
- dispenser
- slide block
- shaft
- housing
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
- B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
- B05C17/01—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with manually mechanically or electrically actuated piston or the like
- B05C17/0116—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with manually mechanically or electrically actuated piston or the like characterised by the piston driving means
- B05C17/012—Stepwise advancing mechanism, e.g. pawl and ratchets
- B05C17/0123—Lever actuated
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C5/00—Filling or capping teeth
- A61C5/60—Devices specially adapted for pressing or mixing capping or filling materials, e.g. amalgam presses
- A61C5/62—Applicators, e.g. syringes or guns
- A61C5/64—Applicators, e.g. syringes or guns for multi-component compositions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C9/00—Impression cups, i.e. impression trays; Impression methods
- A61C9/0026—Syringes or guns for injecting impression material; Mixing impression material for immediate use
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
- B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
- B05C17/00553—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with means allowing the stock of material to consist of at least two different components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
- B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
- B05C17/00596—The liquid or other fluent material being supplied from a rigid removable cartridge having no active dispensing means, i.e. the cartridge requiring cooperation with means of the handtool to expel the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
- B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
- B05C17/01—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with manually mechanically or electrically actuated piston or the like
Definitions
- the present invention relates to a dispenser, and a dispenser and a cartridge.
- a dispenser in which a lever is operated together with a case member to move a piston rod provided in the case member to push out the dental viscous material filled in the cartridge by a predetermined amount.
- a lever is operated together with a case member to move a piston rod provided in the case member to push out the dental viscous material filled in the cartridge by a predetermined amount.
- the present invention has been made in view of the above circumstances, and an object thereof is to provide a dispenser with improved operability.
- a guide shaft a guide shaft, a housing that accommodates the guide shaft and is movably supported back and forth along the axial direction, and a slide that is slidably attached to the guide shaft A block, one end attached to the slide block, the other end protruding from the housing as the slide block moves forward, a handle projecting from the housing, and one end of the housing A slide bar that is pivotally supported and pivotally provided so that the other end approaches the handle, and a guide groove that is provided at one end of the slide bar and formed in the guide shaft.
- An engagement piece that engages and moves the guide shaft forward when the other end of the slide bar is rotated by the user's operation so as to approach the handle.
- a dispenser with improved operability is provided.
- FIG. 1 is a perspective view of an example of a dispenser 1 in the embodiment.
- FIG.2 and FIG.3 is a longitudinal cross-sectional view of an example of the dispenser 1 in embodiment, respectively.
- FIG. 2 illustrates the dispenser 1 before the user pulls the lever 70.
- FIG. 3 illustrates the dispenser 1 after the user pulls the lever 70.
- FIG. 4 is a cross-sectional view of an example of the dispenser 1 in the embodiment.
- FIG. 5 is a partial cross-sectional view of an example of the dispenser 1 in the embodiment.
- the X1 and X2 directions shown in each figure indicate the forward direction and the backward direction of the dispenser 1, respectively.
- the Y1 and Y2 directions are the right and left directions of the dispenser 1, respectively, and the Z1 and Z2 directions are the upward and downward directions of the dispenser 1, respectively.
- the X1 direction may be referred to as the front, the X2 direction as the rear, the Z1 direction as the upward, and the Z2 direction as the downward.
- the dispenser 1 includes a housing 10, a guide shaft 20, a slide block 30, a piston shaft 40, a handle 50, a bar cover 60, a first slide bar 61, a second slide bar 62, and the like.
- a lever 70 is provided.
- the housing 10 is formed in a square cylinder shape by using a light weight and excellent strength material such as a resin material such as an engineering plastic or a light metal such as an aluminum alloy.
- the housing 10 includes a housing space 101 that houses the guide shaft 20 and the slide block 30, and an opening 102 that is formed in the upper portion of the housing space 101.
- a front support hole 103 that supports the front end portion of the guide shaft 20 is formed in front of the housing space 101 of the housing 10 as shown in FIGS.
- a rear support hole 105 that supports the rear end portion of the guide shaft 20 is formed in the rear end support wall 104 at the rear of the accommodation space 101.
- the guide shaft 20 is formed in a rod shape from a metal material such as stainless steel, and is accommodated in the accommodating space 101 of the housing 10. One end of the guide shaft 20 is inserted into the front support hole 103 of the housing 10 and the other end is inserted into the rear support hole 105 of the housing 10 so that the axial direction is parallel to the X1 and X2 directions. It is supported by the body 10. The guide shaft 20 is supported by the housing 10 so as to be movable in the front-rear direction.
- a guide groove 201 that engages with an engagement piece 65 provided on a first slide bar 61 described later is formed at the front end portion of the guide shaft 20.
- the front support hole 103 of the housing 10 is provided with a first guide spring 25 that biases the guide shaft 20 in the X2 direction.
- a second guide spring 26 that urges the guide shaft 20 in the X2 direction between the rear end support wall 104 and the E ring 202 is attached to the rear end portion of the guide shaft 20.
- the slide block 30 is formed in a rectangular tube shape from a metal material such as an aluminum alloy, and is slidably attached to the guide shaft 20.
- the front wall 301 of the slide block 30 is formed so as to protrude outside through the opening 102 from the housing space 101 of the housing 10.
- the front wall 301 is formed with a front wall hole 302 through which the guide shaft 20 passes, and a convex portion 303 protruding in the X2 direction from the back surface.
- a rear wall hole 306 through which the guide shaft 20 passes is formed in the rear wall 305 of the slide block 30.
- a release plate 308 is provided between the front wall 301 and the rear wall 305 of the slide block 30.
- the release plate 308 is formed of a metal material such as stainless steel, for example, and is provided with a through hole 309 through which the guide shaft 20 passes.
- a slide spring 310 is provided between the release plate 308 and the rear wall 305, and the guide shaft 20 penetrates the slide spring 310.
- the release plate 308 is biased in the X1 direction by the slide spring 310 at the lower end side and approaches the front wall 301, and the upper end side contacts the convex portion 303 of the front wall 301.
- the upper end side is inclined so as to be located behind the lower end side.
- the release plate 308 When the upper end of the release plate 308 is pushed forward toward the front wall 301 by the user of the dispenser 1, the release plate 308 rotates around the convex portion 303 of the front wall 301 and the lower end pushes the slide spring 310 backward. , And become parallel to the YZ plane.
- the release plate 308 When the release plate 308 is pushed in this manner and stands in a direction perpendicular to the axial direction of the guide shaft 20, the slide block 30 is released from the frictional force between the release plate 308 and the guide shaft 20. It becomes possible to move to.
- the piston shaft 40 is formed in a rod shape with a metal material such as stainless steel. As shown in FIG. 4, the piston shaft 40 has a rear end portion fixed to the front wall 301 of the slide block 30 and a front end portion penetrating the through hole 107 of the housing 10. The piston shaft 40 protrudes in the X1 direction from the through hole 107 of the housing 10 when the dispenser 1 is operated by the user. As shown in FIG. 6, in the state where the cartridge 2 is attached to the housing 10, the piston shaft 40 protruding in this way presses a viscous material push-out member 201d described later and moves it forward, Extrude viscous materials A and B.
- piston shafts 40 are provided, but one piston shaft 40 may be provided, or three or more piston shafts 40 may be provided.
- the length and cross-sectional shape of the piston shaft 40 are appropriately set according to the shape of the cartridge 2 to be used.
- two brake holes 110 are formed in the housing 10 so as to communicate with the two through holes 107 through which the piston shafts 40 respectively penetrate.
- the braking holes 110 are formed downward from the through holes 107, respectively.
- Each brake hole 110 is provided with a brake spring 112.
- Each brake spring 112 is a coil spring that is compressed between the bottom surface of the brake hole 110 and the piston shaft 40.
- the piston shaft 40 is restricted from moving in the front-rear direction due to the frictional force between the piston spring 40 and the brake spring 112 by being pressed against it.
- the slide block 30 to which the piston shaft 40 is coupled is also restricted from moving back and forth by the frictional force between the piston shaft 40 and the brake spring 112.
- the handle 50 is formed so as to protrude downward from the housing 10 with a lightweight and strong material such as a resin material such as an engineering plastic or a light metal such as an aluminum alloy.
- the handle 50 is formed in a rectangular tube shape with the front side opened so that the bar cover 60 can be accommodated.
- the shape of the handle 50 is not limited to the shape exemplified in the present embodiment as long as the user of the dispenser 1 can easily grip the handle 50.
- the housing 10 and the handle 50 are integrally formed, but the housing 10 and the handle 50 may be formed separately.
- the first slide bar 61 and the second slide bar 62 are formed in a rod shape from a metal material such as stainless steel. As shown in FIGS. 2 and 3, one end of the first slide bar 61 is rotatably supported by the housing 10, and the other end is rotatably supported by the lever 70. An engagement piece 65 that engages with the guide groove 201 of the guide shaft 20 is formed at the end of the first slide bar 61 on the housing 10 side. One end of the second slide bar 62 is rotatably supported by the handle 50 and the other end is rotatably supported by the lever 70.
- the bar cover 60 is formed in a square cylinder shape from a lightweight and strong material such as a resin material such as engineering plastic or a light metal such as an aluminum alloy, and accommodates the first slide bar 61 and the second slide bar 62. To do.
- the lever 70 is formed of a material that is lightweight and excellent in strength, such as a resin material such as engineering plastic, or a light metal such as an aluminum alloy.
- the lever 70 is connected to the housing 10 and the handle 50 by the first slide bar 61 and the second slide bar 62.
- the lever 70 is operated by the user of the dispenser 1 so as to approach the handle 50 or to move away from the handle 50, thereby rotating the first slide bar 61 and the second slide bar 62.
- the shape of the lever 70 should just be a shape which the user of the dispenser 1 is easy to grasp with the handle
- FIG. 6 is a partial cross-sectional view showing an example of a state in which the cartridge 2 is attached to the dispenser 1 in the embodiment.
- the cartridge 2 includes two cylindrical bodies 201 a each having an opening 201 c at the rear end and having a constant internal cross-sectional shape and into which the viscous material extruding member 201 d is inserted. Inside the two cylindrical bodies 201a, different types of viscous materials A and B that chemically react when mixed are housed, and the opening 201c at the rear end is closed by the viscous material extruding member 201d.
- a mixing tool 205 for mixing the viscous materials A and B is attached to the front of the cartridge 2.
- a viscous material storage cartridge disclosed in Patent Document 2 can be used.
- the amount of the materials A and B pushed out from the cartridge 2 is determined by the moving distance of the piston shaft 40 according to the operation of the lever 70.
- the moving distance of the piston shaft 40 according to the operation of the lever 70 can be appropriately set depending on, for example, the rotation angle of the first slide bar 61, the shape of the engagement piece 65, the guide groove 201, and the like.
- the user of the dispenser 1 holds the upper end of the front wall 301 of the slide block 30 and the upper end of the release plate 308 with fingers.
- the release plate 308 is brought into a state perpendicular to the guide shaft 20 by pushing the upper end portion toward the front wall 301.
- the slide block 30 is released from the frictional force between the through hole 309 of the release plate 308 and the guide shaft 20, and can move forward and backward with respect to the guide shaft 20.
- the user of the dispenser 1 pulls down the slide block 30 backward while holding it with his / her fingers so as to sandwich the upper end portion of the front wall 301 of the slide block 30 and the upper end portion of the release plate 308. Can be withdrawn from the cartridge 2.
- the used cartridge 2 is removed from the housing 10, and a new cartridge 2 is attached to the cartridge mounting portion 106 of the housing 10, so that the dispenser 1 can be used again.
- the dispenser 1 can be used again.
- the materials A and B filled in the cartridge 2 are pushed out by a predetermined amount each time the lever 70 is operated again by the user and the piston shaft 40 moves forward. .
- the internal pressure of the cartridge 2 may gradually increase as the piston shaft 40 moves forward. If the internal pressure of the cartridge 2 rises in this way, the material may leak from the cartridge 2 due to the internal pressure after the operation of the dispenser 1 is stopped.
- the piston shaft 40 is restricted from moving in the front-rear direction by the frictional force between the piston shaft 40 and the brake spring 112. For this reason, when the internal pressure of the cartridge 2 increases and a force in the X2 direction exceeding the frictional force between the piston shaft 40 and the brake spring 112 is applied, the piston shaft 40 is pushed backward by the materials A and B in the cartridge 2. The pressure in the cartridge 2 decreases. As described above, in the dispenser 1 according to the present embodiment, the piston shaft 40 moves rearward according to the internal pressure of the cartridge 2, so that it is possible to effectively reduce the leakage of material from the cartridge 2 when not operated. It has become.
- the handle 50 is formed so as to protrude from the housing 10, and the user can operate the lever 70 by holding the handle 50. For this reason, the user of the dispenser 1 can easily perform fine adjustment of the direction and position of discharging the materials A and B from the cartridge 2. Further, according to the dispenser 1 in the present embodiment, the operation of the slide block 30 and the replacement of the cartridge 2 can be performed with the handle 50 held, and the operability is improved.
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Abstract
Description
2 カートリッジ
10 筐体
20 ガイド軸
25 第1ガイドバネ
26 第2ガイドバネ
30 スライドブロック
40 ピストン軸
50 ハンドル
60 バーカバー
61 第1スライドバー
62 第2スライドバー
65 係合片
70 レバー
112 制動バネ
301 前壁
305 後壁
308 リリース板
310 スライドバネ
本国際出願は2016年6月1日に出願した日本国特許出願2016-109927号に基づく優先権を主張するものであり、日本国特許出願2016-109927号の全内容を本国際出願に援用する。
Claims (4)
- ガイド軸と、
前記ガイド軸を収容して軸方向に沿って前後に移動可能に支持する筐体と、
前記ガイド軸にスライド可能に取り付けられているスライドブロックと、
一端が前記スライドブロックに取り付けられ、他端が前記スライドブロックの前方への移動に伴って前記筐体から突出するピストン軸と、
前記筐体から突出するハンドルと、
一端が前記筐体に回動可能に支持されて他端が前記ハンドルに接近するように回動可能に設けられているスライドバーと、
前記スライドバーの一端に設けられて前記ガイド軸に形成されているガイド溝に係合し、使用者の操作によって前記スライドバーの他端が前記ハンドルに接近するように回動したときに前記ガイド軸を前方に移動させる係合片と、を有する
ディスペンサ。 - 前記スライドブロックは、一端に前記ガイド軸が係合する係合部を有するリリース部材と、前記リリース部材の前記一端を前方に押圧するスライドバネとを有し、
前記ガイド軸が前方に移動する際には、前記スライドバネにより前記リリース部材の前記一端が前方に押圧されて前記リリース部材が傾くことによって前記リリース部材が前記係合部において前記ガイド軸と係合する結果、前記リリース部材と前記ガイド軸との間に摩擦力が生じ、当該摩擦力により、前記スライドブロック及び前記スライドブロックに取り付けられている前記ピストン軸は前記ガイド軸の前方の移動に伴って前方に移動する一方、
前記ガイド軸が後方に移動し始めると、前記リリース部材と前記ガイド軸との間の前記摩擦力により、前記リリース部材の前記一端が前記スライドバネの押圧力に抗して前記ガイド軸の後方の移動に伴って後方に移動して前記リリース部材が前記ガイド軸に垂直な状態に近付く結果、前記リリース部材とガイド軸との間の前記係合部における前記摩擦力が低下するため、以後、前記スライドブロック及び前記スライドブロックに取り付けられている前記ピストン軸は、前記ガイド軸の後方への移動に伴って後方に移動することがなくなることを特徴とする
請求項1に記載のディスペンサ。 - 請求項1に記載のディスペンサと、
前記ディスペンサのガイド軸の前方への移動に伴って移動することによって内部に充填された所定の材料を外部に押し出す押出部材を有するカートリッジと、を有する
ディスペンサ及びカートリッジ。 - 請求項2に記載のディスペンサと、
前記ディスペンサのガイド軸の前方への移動に伴って移動することによって内部に充填された所定の材料を外部に押し出す押出部材を有するカートリッジと、を有し、
前記使用者の操作により前記スライドバーの他端が前記ハンドルに接近するように回動することで前記係合片によって前記ガイド軸が前方に移動することに伴い前記摩擦力によって前記ピストン軸が前方に移動する第1の動作と、前記使用者の操作によって前記スライドバーの他端が前記ハンドルから離れるように回動することで前記係合片によって前記ガイド軸が後方に移動し始めると前記リリース部材が前記ガイド軸に垂直な状態に近付き前記摩擦力が低下することにより、以後、前記ピストン軸は、前記ガイド軸の後方への移動に伴って後方に移動することがなくなる第2の動作が交互に繰り返されることにより、前記カートリッジの内部に充填された前記所定の材料が連続的に外部に押し出されることを特徴とする
ディスペンサ及びカートリッジ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP17806251.9A EP3466548B1 (en) | 2016-06-01 | 2017-04-26 | Dispenser, and dispenser and cartridge |
KR1020187034400A KR102128114B1 (ko) | 2016-06-01 | 2017-04-26 | 디스펜서 및, 디스펜서 시스템 |
JP2018520722A JP6567182B2 (ja) | 2016-06-01 | 2017-04-26 | ディスペンサ、並びにディスペンサ及びカートリッジ |
US16/098,256 US10595963B2 (en) | 2016-06-01 | 2017-04-26 | Dispenser, and dispenser and cartridge |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2016-109927 | 2016-06-01 | ||
JP2016109927 | 2016-06-01 |
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WO2017208692A1 true WO2017208692A1 (ja) | 2017-12-07 |
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US (1) | US10595963B2 (ja) |
EP (1) | EP3466548B1 (ja) |
JP (1) | JP6567182B2 (ja) |
KR (1) | KR102128114B1 (ja) |
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- 2017-04-26 WO PCT/JP2017/016625 patent/WO2017208692A1/ja unknown
- 2017-04-26 KR KR1020187034400A patent/KR102128114B1/ko active IP Right Grant
- 2017-04-26 JP JP2018520722A patent/JP6567182B2/ja active Active
- 2017-04-26 EP EP17806251.9A patent/EP3466548B1/en active Active
- 2017-04-26 US US16/098,256 patent/US10595963B2/en active Active
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Also Published As
Publication number | Publication date |
---|---|
EP3466548A1 (en) | 2019-04-10 |
JP6567182B2 (ja) | 2019-08-28 |
US20190142549A1 (en) | 2019-05-16 |
EP3466548B1 (en) | 2023-10-04 |
EP3466548A4 (en) | 2020-01-15 |
KR20190003645A (ko) | 2019-01-09 |
US10595963B2 (en) | 2020-03-24 |
KR102128114B1 (ko) | 2020-06-29 |
JPWO2017208692A1 (ja) | 2019-03-28 |
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