WO2009057513A1 - 真空ゲートバルブおよびこれを使用したゲート開閉方法 - Google Patents
真空ゲートバルブおよびこれを使用したゲート開閉方法 Download PDFInfo
- Publication number
- WO2009057513A1 WO2009057513A1 PCT/JP2008/069292 JP2008069292W WO2009057513A1 WO 2009057513 A1 WO2009057513 A1 WO 2009057513A1 JP 2008069292 W JP2008069292 W JP 2008069292W WO 2009057513 A1 WO2009057513 A1 WO 2009057513A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- gate
- shutter
- chamber
- seal portion
- exhaust
- Prior art date
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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
- F16K51/02—Other details not peculiar to particular types of valves or cut-off apparatus specially adapted for high-vacuum installations
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/04—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members
- F16K3/06—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members in the form of closure plates arranged between supply and discharge passages
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/04—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members
- F16K3/10—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members with special arrangements for separating the sealing faces or for pressing them together
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67126—Apparatus for sealing, encapsulating, glassing, decapsulating or the like
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/677—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for conveying, e.g. between different workstations
- H01L21/67763—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for conveying, e.g. between different workstations the wafers being stored in a carrier, involving loading and unloading
- H01L21/67772—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for conveying, e.g. between different workstations the wafers being stored in a carrier, involving loading and unloading involving removal of lid, door, cover
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- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
Definitions
- the present invention relates to a vacuum gate valve used between vacuum processing apparatuses or between a vacuum processing apparatus and a vacuum exhaust pump, and a gate opening / closing method using the vacuum gate valve.
- Gate retraction opening shielding means is provided to prevent this.
- a cylindrical shatter is provided in the exhaust passage that forms the exhaust port as such a gate retreat opening shielding means, and the inside of the exhaust passage is moved so that the gate is retracted. It describes that the gate opening is shielded.
- JP-A-3-2 3 9 8 8 4 discloses a valve box, a valve seat, a valve plate having an opening, a valve stem connected to the valve plate,
- valve stem drive mechanism consists of a valve stem drive mechanism, a valve plate presser, and a telescopic bellows connected between the valve box and the valve seat and the valve plate presser.
- the valve plate is in the open and closed positions of the valve plate.
- An ultra-high vacuum goot valve is described in which the dead space in the valve box occupied by the valve stem drive mechanism is closed while always in contact with the valve seat and the valve plate presser. Disclosure of the invention
- the cylindrical shirt described in Japanese Patent Application Laid-Open No. 7-4 2 8 72 is designed to move in the exhaust passage, and the expansion and contraction described in Japanese Patent Application Laid-Open No. 3-2 3 988 84.
- a flexible bellows is provided in the dead space. According to such a conventional configuration, When the gate is retracted or closed, the shirter or bellows may come into contact with the exhaust, and foreign matter in the exhaust may adhere.
- the present invention can reduce the intrusion and adhesion of foreign matter into the goot retracting chamber from the gate open state to the closed state and from the closed state to the open state, including when the gate is retracted and closed. It is an object of the present invention to provide a vacuum gate valve and a gate opening / closing method using the vacuum gate valve.
- the present invention includes a main body having an exhaust body having an exhaust port formed at an end thereof, a gate retracting section having a gate retracting chamber, and moving from the goot retracting chamber to the exhaust trunk to move the exhaust
- a gate that closes the mouth and is housed in the gate evacuation chamber, a gate drive unit that moves the gate, and a shutter that is movable along the exhaust cylinder and provided in the shirter moving chamber.
- a vacuum gate valve comprising: a shutter drive unit that moves the shutter;
- the main body is formed with an inlet facing a side portion of the exhaust body, and the shutter is exhausted when the gate is closed and when the gate is retracted into the gate retracting chamber.
- a shutter moving portion formed with a shutter moving chamber that is isolated from the body portion, wherein the gate retracting portion is provided in communication with the shutter moving chamber, and the shutter moving portion includes the shutter moving chamber.
- a fixed seal portion is formed facing the inlet of
- the shutter includes a shutter seal portion so as to face the fixed seal portion, and the gate is movable from the gate retracting chamber to the shutter chamber, and further from the shutter chamber to the exhaust cylinder, A first gate seal portion is formed on one side of the gate so as to face the fixed seal portion, and the goot faces the shutter seal portion on the opposite surface side of the first gate seal portion.
- the shutter is shut when the gate is stored in the gate retracting chamber.
- the inlet seal is closed when the shirt seal portion comes into contact with the fixed seat portion by moving through the moving chamber, and the goot is moved through the shirt moving chamber and the first gate seal portion is
- the exhaust port is closed by contacting a fixed seal, the shutter is moved in the shutter moving chamber, and the shutter seal portion contacts the second gate seal portion to close the inlet.
- a vacuum goot valve characterized by the above is provided.
- the fixed seal portion, the shirter seal portion, the first gate seal portion, and the second gout seal portion are arranged on the same plane in the shutter moving chamber in the longitudinal direction of the exhaust body portion.
- a vacuum gate valve is provided.
- the shutter seal portion is formed by a shutter ring, and the shutter ring and the shutter are detachable from each other.
- the exhaust drum portion is formed on a cylindrical cover on the inner peripheral surface and on the outer peripheral side of the cover.
- a shutter storage chamber serving as a part of the shutter moving chamber; and a shutter drive piston of the shutter drive unit is provided along the shutter storage chamber on a side of the shutter storage chamber, and the shutter drive piston is connected to the shutter ring.
- the vacuum goot valve is provided that is moved along the exhaust body by the shatter-driven biston connected to the exhaust body and operating along the exhaust body.
- the gate driving unit and the shirter driving unit are driven by a set of driving source and driving power switching devices, and the shutter is moved when the gate is retracted into the gate retracting chamber.
- a vacuum gate valve comprising a control device for controlling in such a manner.
- the gate retracting portion is formed in a box shape, is integrated with the main body from the side of the main body, and is detachable, and a pendulum-shaped gate is used as the gate.
- the gate provides a vacuum gate valve characterized by swinging the gate retracting portion and the shutter moving chamber.
- the present work consists of a main body having an exhaust moon part having an exhaust port formed at an end, a gate retracting part having a gate retracting chamber, and moving from the gate retracting chamber to the exhaust trunk to move the exhaust A gate housed in the gate evacuation chamber, a gate driving unit for moving the gate, and a shutter provided in the shutter moving chamber, which is movable along the exhaust cylinder. And a shatter drive unit for moving the shatter,
- the main body has an inlet formed facing a side portion of the exhaust drum portion, and the shutter is opened from the exhaust drum portion when the gate is closed and when the goot is retracted into the goot retracting chamber.
- a shatter moving section having a shatter moving chamber to be isolated is provided,
- the gate retracting portion is provided with the gate retracting chamber communicating with the shutter moving chamber, and the shutter moving portion is formed with a fixed sheath portion facing the entrance of the shutter moving chamber,
- the shutter includes a shutter seal portion so as to face the fixed seal portion, and the gate has a first gate seal portion facing the fixed seal portion on one side thereof, and In the gate opening and closing method of the vacuum gate valve, the second gate seal portion is formed on the gate opposite to the shutter seal portion on the opposite side of the first gate seal portion.
- the shutter is moved in the shutter moving chamber so that the shutter seal portion comes into contact with the fixed seal portion, thereby closing the inlet, and
- the gate is moved from the gate evacuation chamber to the shirter chamber, and further from the shutter chamber to the exhaust body portion, and when the goot seal portion contacts the fixed seal, the exhaust port is closed.
- the gate is opened and closed so as to close the inlet by the shutter moving in the shutter moving chamber and the shutter seal portion coming into contact with the second sea portion.
- a method for opening and closing a gate of a vacuum goot valve is provided.
- the present invention also includes the fixed seal portion, the shirt seal portion, and the first gate seal.
- the vacuum gate valve goot opening / closing method is characterized in that the second goot seal portion moves in the longitudinal direction of the exhaust body portion on the same plane with respect to the fixed seal portion. I will provide a.
- the above-described shirter and the shirter moving chamber are provided, and the shirter closes the entrance of the shutter moving chamber and retracts the gate regardless of whether the gate is retracted or the gate exhaust port is closed.
- the shirter When moving, it should be isolated from the exhaust body when moving, so that there is little intrusion of foreign matter into the goot evacuation chamber from the open state of the gate to the closed state and from the closed state to the open state. it can.
- FIG. 1 is a top view of this embodiment.
- FIG. 2 is a side sectional view of the embodiment of the present invention (AA sectional view of FIG. 3).
- FIG. 3 is a bottom view of the embodiment of the present invention.
- FIG. 4 is a partial detail view of FIG.
- FIG. 5 is a diagram showing the turning state (1) of the gate.
- FIG. 6 is a diagram showing the turning situation (2) of the gate.
- FIG. 7 is a configuration diagram of the gate and shutter operation unit.
- FIG. 8 is a diagram for explaining the movement of the gate and the shirt.
- FIG. 9 is a diagram showing a state from valve closing to pulp opening.
- FIG. 10 is a view showing a state from valve opening to valve closing.
- FIG. 1 is a top view of a vacuum gate valve according to an embodiment of the present invention
- FIG. 2 is a side sectional view
- FIG. It is a bottom view. 2 is a cross-sectional view taken along line AA in FIG.
- the vacuum gate valve 1 ⁇ 0 is composed of a main body 1 1 and a gate retracting part 1 2, and the main body 1 1 and the gate retracting part 1 2 are formed in a box shape, both of which are detachable and integrated. And an O-ring 14 is disposed between the two.
- the main body 11 is configured to have a height higher than that of the gate retracting portion 12 and when viewed from above, both are substantially elliptical as shown in FIG. 1, and the central portion is thick.
- the main body 1 1 is provided with an exhaust moon part 15 in the center, facing the side part of the exhaust body 15, and the shirta moving chamber 1 in an independent form around the exhaust body 15. 6 is formed.
- the side portion of the main body 11 is provided with a shirter moving portion 17 having a shirter moving chamber 16 formed around it.
- the gate evacuation section 1 2 includes a gate evacuation chamber 1 3 therein, and the gate evacuation chamber 1 3
- the exhaust cylinder 15 communicates with the shirta moving chamber 16.
- the exhaust body 15 is cylindrical, and thus the shirter moving chamber 16 is also formed in an independent shape around the exhaust month 15, and the shutter moving chamber 16 has an exhaust body 15 side.
- An inlet 18 is formed on the periphery facing it.
- An exhaust port 20 is formed at the end of the exhaust body 15 (lower end, outlet end).
- the gate (valve) 21 is configured to have a size capable of closing the exhaust port 20, and can move through the exhaust body 15, the shirter moving chamber 16, and the gate retracting chamber 13 as described later.
- a cylindrical shutter 22 is provided in the shutter moving chamber 16 so as to be movable along the exhaust body 15 in the body length direction of the exhaust body 15.
- FIG. 4 shows a detailed structure of the configuration around the shota moving chamber 16 and the shutter moving chamber 16 in FIG.
- the main body 11 is composed of a central member 31, an upper member 3 2, and a lower member 3 3. It is a box.
- a shirter moving chamber 16 is formed by the central member 31 and the lower member 33 in the lower direction of the central member 31 and inward of the lower member. Therefore, the central member 31 and the lower member 33 constitute a shutter moving unit 17 having a shutter moving chamber 16.
- the shirter moving chamber 16 is formed as a chamber that gradually expands toward the gate retracting chamber 13 in the planar direction so as to allow the pendulum rotation of the gate 21.
- a cylindrical cover 35 extends in the direction of the lower exhaust port 20 and is fixedly attached to the wall surface of the body portion 15 of the main body 11.
- a hollow is formed in the inner wall portion of the central member 31, and the front side of this hollow is covered with a cover 35, forming a shirter storage chamber 36, and this shirter converging chamber 36 is below it It communicates with the shatter moving room 16 at the side and becomes a part of the shatter moving room 16. Accordingly, the shutter moving chamber 36 has a shape in which the shirter storage chamber 36 protrudes upward.
- the shirtta storage room 36 stores the shirta 2 2.
- the length in the up-down direction and the length covered by the cover 35 are the same length.
- the shirter 22 can move in the shutter storage chamber 36 and can move the shirter moving chamber 36 in the lower part thereof toward the gate 21. When the shirter 2 2 is moved upward, most of the shirter 2 2 is stored in the shirter storage chamber 3 6.
- a shutter horse motion part 41 is provided inside the central member 31 and on the side of the shirter storage chamber 36 and along the shirter storage chamber 36.
- the shutter drive unit 4 1 includes a cylinder 4 2, a 0 ring storage chamber 4 3, a shutter drive piston 4 5 provided at the upper end of a drive shaft 4 4 disposed through the cylinder 4 2 and the 0 ring storage chamber 4 3, It comprises a 0 ring 4 6 disposed in the 0 ring storage chamber 43 and a shutter ring holding portion 47 provided at the lower end of the drive shaft 44.
- Air from the drive source is introduced into the cylinder 42 between the upper end surface of the shatter-driven biston 45 and the lower end surface of the upper member 32, and the air pressure causes the 0-ring 46 to push the shatter-drive piston 45. Acting against the pressure, the drive shaft 44 and the shutter ring holding portion 47 are moved downward.
- a shutter ring (seal ring) 4 8 is fixed to the pressure side of the lower end of the shutter 2 2,
- a shutter ring holding portion 47 is attached to the shirt talling 48 at the left end, and is held and moved by the shirt tall holding portion 47.
- the shirter 2 2 moves up and down as the shirtering 4 8 moves.
- the lower end surface of the shutter ring 48 is formed as a seal surface, and this portion is referred to as a shutter seal portion 49.
- An O-ring 51 is provided on the upper surface of the gate 21 so as to face the shirt seal portion 49, and the O-ring 51 is referred to as a second gate seal portion 52 here.
- the other surface of the gate 21, that is, the lower surface is provided with another O-ring 53, and this O-ring 51 is referred to here as the first gate seal portion 54.
- the periphery of the inlet portion of the exhaust port 20 provided in the lower member 33 is configured as a valve seat, and the gate 21 is seated on this valve seat, and a fixed seal portion is provided on this seat portion, Here, it is referred to as a fixed seal portion 55.
- the fixed seal portion 55 is formed in the shirter moving portion 17 so as to face the inlet 18 of the shirter moving chamber 16.
- the O-ring 5 1 and the O-ring 5 3 are respectively interposed between the shutter seal portion 4 9 and the second gate seal portion 52, and between the first gate seat portion 54 and the fixed seat portion 55. It performs the function, cushion and dumbar function.
- the O-ring 51 is not indispensable for constituting the seal part.
- the fixed seal portion 55, the shatter seal portion 49, the first gate case portion 54, and the second gate seal portion 52 are in the longitudinal direction of the exhaust body 15 and the shutter moving chamber 16 It is arranged on the same surface (A).
- the shirter seal part 49 is formed by the shuttering 48 as described above, and the shirtering 48 and the shirter 22 are further detachable from the shirt talling 48 and the shirtering holding part 47.
- the shutter moving chamber 16 is formed on the side of the exhaust body 15 in the main body 11. Force to be communicated between the shatter moving chamber 16 and the exhaust trunk 15 so that the gate 21 can move, and the inlet 18 of the shatter moving chamber 16 becomes the communicating portion entrance.
- an inlet 18 is formed in the shirter moving part 17 formed by the main body 11 so as to face the side part of the exhaust body 15, and the shirter 2 2 is accommodated from the exhaust body 15.
- a shatter chamber 16 is formed that comes out of isolation. Isolation of the shirter 22 from the exhaust body 15 and sealing of each seal part and closing of the inlet 18 by the shirter 2 2 are performed in the shutter moving chamber 16.
- a fixed seal part 55 is formed on the valve seat so as to face the inlet 18 of the shirter moving chamber 16.
- the shutter 22 includes the shutter case portion 49 at the lower end so as to face the fixed seal portion 55.
- the port 11 is attached to the main body 11 so as to surround the exhaust body 15 so that the main body 11 can be fixed to other members. is there. Further, as shown in FIG. 3, the main body 11 is provided with a gate and shirter operation section 62 for operating the gate 21.
- FIG. 5 and FIG. 6 show the gate opening / closing state of the vacuum valve 100 by the gate 21.
- Figure 5 shows the valve closed by gate 21
- Figure 6 shows the valve open by gate 21.
- the shatter moving chamber 16 communicates with the gate evacuation chamber 13
- the gate 21 has a pendulum-like rotation, that is, a valve, with the shaft 68 moving around the shaft 68. Make body rotation.
- FIG. 5 shows a state in which the gate 21 rotates to the shutter moving chamber and closes the exhaust port 20
- FIG. 6 shows a state in which the gate 21 rotates to the shattering chamber 13 and the exhaust port 2. 0 is opened, and it shows that it has evacuated to the shatter evacuation chamber 13.
- Fig. 7 shows the configuration of the gate and shatter control unit 62 as the gate and shatter drive source.
- the gate and shutter operation section 6 2 is composed of the operation body 6 4 and the operation body 6 2.
- Actuator 6 5 disposed inside, a group of gears 6 6 and 6 7 driven to rotate by the actuator 6 5, a shaft 6 8 rotated by a fixedly rotating gear 6 7, and a gear 6 which revolves and revolves 6 6
- Air switch lever 6 9 operated by swinging, air switching valve 7 0, 7 1 operated by swinging air switching lever 6 9 and air chamber for sending air to air switch valves 7 0, 7 1 7 2 Consists of.
- the actuator 65 is operated by the supplied air to rotate the gear groups 6 6 and 6 7.
- the shaft 68 rotates, and the gate 21 fixed to the shaft 68 rotates the pendulum, thereby forming the states shown in FIGS.
- the air of the air switching valves 70, 71 is switched by the swinging gear 66.
- the driving force switching device is configured.
- a control device that performs sequence control (programmed computer control, etc.) instead of the mechanical control described above.
- the switched air is introduced into the upper and lower portions of the air chamber 7 2 and the cylinder 42 2, and acts on the shutter driving piston 4 5 to interlock with the rotation of the gate 2 1.
- Move up and down. In this way, a part of the gate drive unit and the shirt drive unit is formed, and in this example, one set of air drive source is used. You may make it drive a gate drive part and a shutter drive part by a separate drive source.
- Figure 5 shows an example of a pendulum type gate 21 (pendroll type gate).
- a gate that can move in a straight line is used, and this straight-fed gate movement is used.
- the shirter 2 2 may be moved up and down in conjunction with each other.
- FIG. 8 is a diagram illustrating a state in which the gate 21 and the shutter 22 are interlocked.
- FIG. 8 (1) shows a state where the gate 21 is located opposite to the exhaust port 20, the shirter 22 is moved at the lower end, and the shirter seal part 4 9 is in contact with the fixed seal part 55.
- 8 (2) shows the state in which the shirter driving piston 45 is moved upward by introducing the switching air to the cylinder 4 2 and the shirter 2 2 is stored in the shutter storage chamber 36, and the gate 21 can be retracted.
- Na Fig. 8 (3) shows the state where the gate 21 is retracted from the exhaust cylinder 15 through the shaft moving chamber 16 to the gate retracting chamber 13 by the rotation of the shaft 68, and Fig. 8 (4) shows that the gate 21 is retracted.
- FIG 9 shows the sequence from valve closing (CLOSE) to opening (OPEN).
- Figure 9 (1) shows the valve closed.
- the first gate seal portion 54 of the gate 21 contacts the fixed seal portion 55
- the gate 21 closes the exhaust port 20
- the shutter seal portion 49 contacts the second gate seal portion 52
- the shirt 22 shows the state where the inlet 18 of the shirter moving chamber 16 is closed together with the gate. This prevents foreign matter (depot) that has risen from the process chamber from entering the gate evacuation chamber 13 via the inlet 18.
- Fig. 9 (2) shows the state in which the shatter 22 is moved up to move the gate 21 into the gate evacuation chamber 13. In this state, the air is switched, the shirter 22 is stored in the shirter storage chamber 36, and the exhaust trunk 15, the shirter moving chamber 16, and the gate evacuation chamber 13 are in communication.
- FIG. 9 (3) shows a state in which the gate 21 is retracted to the goot retreat chamber 13.
- FIG. 9 (4) the air is switched when the gate 21 is retracted to the goot evacuation chamber 13, and the shatter 22 stored in the shatter storage chamber 36 moves downward, reaches the lower end, and the shutter seal portion 49 is moved. In contact with the fixed seal portion 55, the shirt 22 alone closes the inlet 18. In this state, the valve is opened.
- FIG. 10 is a diagram showing an order from valve opening to valve closing. The steps are reversed in the order shown in Figure 9.
- FIG. 10 (1) corresponds to FIG. 9 (4), and shows a state where the gate 21 is retracted to the gate retracting chamber 13 and the shirter 2 2 is closing the inlet 18 alone.
- the shirt seal part 49 is in contact with the fixed seal part 55.
- FIG. 10 (2) corresponds to FIG. 9 (3), and shows a state in which the shirter 2 2 is moved up and stored in the shirter converging chamber 36 due to the movement of the gate 21.
- the gate evacuation chamber 13, the shirter moving chamber 16, and the exhaust trunk portion 15 communicate with each other.
- FIG. 10 (3) corresponds to FIG. 9 (2) and moves through the gate retracting chamber 13, the shutter moving chamber 16, and the exhaust body 15, to which the gate 21 communicates, and above the exhaust port 20. Indicates the state of movement.
- FIG. 10 (4) corresponds to FIG. 9 (1), and the gate 21 located above the exhaust port 20 moves down, and the first gate seal portion 5 4 becomes the fixed seal portion 5.
- the gate 3 1 moves to the exhaust port 20 in contact with 5
- the air is switched, and the exhaust port 20 is closed.
- the shirter 22 is moved down, and the shutter seal portion 4 9 becomes the second gate seal portion.
- the shutter 2 2 closes the inlet 18 together with the gate 2 1. This state is a valve closed state.
- the shirt 22 is moved through the shutter moving chamber 16 so that the shutter seal portion 49 contacts the fixed seal portion 55.
- the fixed seal portion 5 5, the shatter seal portion 4 9, the first gate seal portion 52 and the second gate seal portion 5 4 are in the longitudinal direction of the exhaust trunk portion 15, and the fixed seal portion 5 5 On the same plane (A), the shatter moving room 16 moves.
- the shutter seal portion 4 9 contacts the fixed seal portion 55 and prevents the fixed seal portion 55 from being exposed to the exhaust port. 5 Foreign matter can be prevented from adhering to 5.
- the first gate seal portion 53 contacts the fixed seal portion 55 and the seal V seal portion 4 9 contacts the negative gate seal portion 52.
- the inlet 18 is blocked, and foreign matter is prevented from entering and adhering to the gate evacuation chamber 13.
- the shirter 22 is stored in the shutter storage chamber 16 that forms a part of the shirter moving chamber 16 when the gate 21 is moved and when the gate 21 closes the exhaust port 20. 2 Attaching to 2 is prevented.
- the shirter 22 has a function of moving the formed shirter moving chamber 16 up and down to prevent foreign matter from entering the gate retracting chamber in the shirter chamber 16 as described above.
- the seals are arranged on the same vertical line in the up and down direction in the shirter moving chamber 16 to ensure the blockage and effectively adhere foreign matter. To prevent.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Sliding Valves (AREA)
- Details Of Valves (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/740,424 US8448917B2 (en) | 2007-11-02 | 2008-10-17 | Vacuum gate valve and a method of opening and closing gate using the same |
KR1020107009635A KR101183562B1 (ko) | 2007-11-02 | 2008-10-17 | 진공 게이트 밸브 및 이것을 사용한 게이트 개폐방법 |
CN2008801145119A CN101849130B (zh) | 2007-11-02 | 2008-10-17 | 真空闸阀及使用它的闸开闭方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-285843 | 2007-11-02 | ||
JP2007285843A JP5044366B2 (ja) | 2007-11-02 | 2007-11-02 | 真空ゲートバルブおよびこれを使用したゲート開閉方法 |
Publications (1)
Publication Number | Publication Date |
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WO2009057513A1 true WO2009057513A1 (ja) | 2009-05-07 |
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PCT/JP2008/069292 WO2009057513A1 (ja) | 2007-11-02 | 2008-10-17 | 真空ゲートバルブおよびこれを使用したゲート開閉方法 |
Country Status (5)
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US (1) | US8448917B2 (ja) |
JP (1) | JP5044366B2 (ja) |
KR (1) | KR101183562B1 (ja) |
CN (1) | CN101849130B (ja) |
WO (1) | WO2009057513A1 (ja) |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4863832U (ja) * | 1971-11-18 | 1973-08-14 | ||
JPH04106583U (ja) * | 1991-02-28 | 1992-09-14 | 株式会社日本製鋼所 | 真空用ゲートバルブ |
JP2004108471A (ja) * | 2002-09-18 | 2004-04-08 | Smc Corp | 流量制御機構付きゲートバルブ |
JP2005009678A (ja) * | 2003-06-19 | 2005-01-13 | Vat Holding Ag | 制御スライドバルブ |
WO2006132455A1 (en) * | 2005-06-08 | 2006-12-14 | Teratech Co., Ltd. | Vacuum gate valve |
WO2007066537A1 (ja) * | 2005-12-05 | 2007-06-14 | Ulvac, Inc. | 真空装置用仕切りバルブ |
Family Cites Families (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1692496A (en) * | 1925-10-16 | 1928-11-20 | Firm Franz Seiffert & Co Ag | Slide stop valve |
US1727677A (en) * | 1926-04-03 | 1929-09-10 | Mckee & Co Arthur G | Valve |
US1667690A (en) * | 1926-09-22 | 1928-04-24 | Indiana Gravel Company | Sand gate |
US2109042A (en) * | 1935-06-17 | 1938-02-22 | Clifford W Bennett | Gate valve |
US2203989A (en) * | 1937-12-27 | 1940-06-11 | Paul A Dewhirst | Valve device |
US3109457A (en) * | 1959-09-25 | 1963-11-05 | Aerotec Ind Inc | Gate valve |
US3145969A (en) * | 1961-07-03 | 1964-08-25 | High Voltage Engineering Corp | Gate valve having fluid pressure seal and limit stop means |
US3557822A (en) * | 1969-05-08 | 1971-01-26 | Clyde H Chronister | Gate valve |
US3665953A (en) * | 1971-01-22 | 1972-05-30 | Chronister Valve Co Inc | Gate valve |
JPS5134768B2 (ja) | 1971-12-08 | 1976-09-28 | ||
US3799188A (en) * | 1973-01-26 | 1974-03-26 | Chronister Dev Inc | Valve |
US4049018A (en) * | 1973-03-24 | 1977-09-20 | Hubert Skibowski | Shut-off and regulator device for controllable mechanisms intended for installation in pipelines |
US3904171A (en) * | 1974-09-26 | 1975-09-09 | Chronister Dev Inc | Multi-function cam operator for valve |
GB1529234A (en) * | 1974-12-05 | 1978-10-18 | Rappold & Co Gmbh Hermann | Slide dampers |
US4163458A (en) * | 1977-03-18 | 1979-08-07 | Lothar Bachmann | Device for sealing a conduit against the flow of liquid |
LU77488A1 (ja) * | 1977-06-06 | 1977-09-22 | ||
DE3209217C2 (de) * | 1982-03-13 | 1985-10-03 | Siegfried Haag Schertler | Schiebeventil |
US4509717A (en) * | 1983-03-14 | 1985-04-09 | Elkem Metals Company | Slide gate valve for dry bulk discharging containers |
GB8418349D0 (en) * | 1984-07-18 | 1984-08-22 | Becorit & Herweg Ltd | Valve |
JPH03239884A (ja) | 1990-02-16 | 1991-10-25 | Kishikawa Tokushu Valve Seisakusho:Kk | 超高真空ゲート弁 |
JPH04106583A (ja) | 1990-08-27 | 1992-04-08 | Tokyo Electric Co Ltd | 電子機器用表示装置 |
JP2541116B2 (ja) | 1993-07-31 | 1996-10-09 | 日本電気株式会社 | 真空ゲ―トバルブ |
US6448567B1 (en) * | 2000-04-25 | 2002-09-10 | Varian Semiconductor Equipment Associates, Inc. | Method and apparatus for shielding a valve gate and other valve parts |
US6409149B1 (en) * | 2000-06-28 | 2002-06-25 | Mks Instruments, Inc. | Dual pendulum valve assembly with valve seat cover |
JP4106583B2 (ja) * | 2001-02-05 | 2008-06-25 | 株式会社ケンウッド | 記録・再生システム及び方法 |
US6854708B2 (en) * | 2002-07-22 | 2005-02-15 | Mdc Vacuum Products Corporation | High-vacuum valve with retractable valve plate to eliminate abrasion |
CN1285847C (zh) * | 2002-09-27 | 2006-11-22 | 株式会社V泰克斯 | 闸阀 |
CN1888493A (zh) * | 2005-06-30 | 2007-01-03 | 矶光显示科技股份有限公司 | 真空闸阀 |
KR100740036B1 (ko) * | 2006-06-08 | 2007-07-19 | (주)지에스티산업 | 진공 게이트 밸브 |
-
2007
- 2007-11-02 JP JP2007285843A patent/JP5044366B2/ja active Active
-
2008
- 2008-10-17 WO PCT/JP2008/069292 patent/WO2009057513A1/ja active Application Filing
- 2008-10-17 US US12/740,424 patent/US8448917B2/en active Active
- 2008-10-17 CN CN2008801145119A patent/CN101849130B/zh active Active
- 2008-10-17 KR KR1020107009635A patent/KR101183562B1/ko active IP Right Grant
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4863832U (ja) * | 1971-11-18 | 1973-08-14 | ||
JPH04106583U (ja) * | 1991-02-28 | 1992-09-14 | 株式会社日本製鋼所 | 真空用ゲートバルブ |
JP2004108471A (ja) * | 2002-09-18 | 2004-04-08 | Smc Corp | 流量制御機構付きゲートバルブ |
JP2005009678A (ja) * | 2003-06-19 | 2005-01-13 | Vat Holding Ag | 制御スライドバルブ |
WO2006132455A1 (en) * | 2005-06-08 | 2006-12-14 | Teratech Co., Ltd. | Vacuum gate valve |
WO2007066537A1 (ja) * | 2005-12-05 | 2007-06-14 | Ulvac, Inc. | 真空装置用仕切りバルブ |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100282710A1 (en) * | 2009-05-07 | 2010-11-11 | Applied Materials, Inc. | Shuttered gate valve |
US8877001B2 (en) * | 2009-05-07 | 2014-11-04 | Applied Materials, Inc. | Shuttered gate valve |
JP2016503154A (ja) * | 2013-01-18 | 2016-02-01 | ユー アンド アイ ソリューションカンパニー リミテッド | スライド逆圧遮断バルブ |
Also Published As
Publication number | Publication date |
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JP5044366B2 (ja) | 2012-10-10 |
KR101183562B1 (ko) | 2012-09-21 |
JP2009117444A (ja) | 2009-05-28 |
CN101849130B (zh) | 2013-06-26 |
KR20100083803A (ko) | 2010-07-22 |
CN101849130A (zh) | 2010-09-29 |
US8448917B2 (en) | 2013-05-28 |
US20100327203A1 (en) | 2010-12-30 |
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