WO2006013619A1 - パワーショベル又はクレーン装着用の旋回型把持装置 - Google Patents
パワーショベル又はクレーン装着用の旋回型把持装置 Download PDFInfo
- Publication number
- WO2006013619A1 WO2006013619A1 PCT/JP2004/011066 JP2004011066W WO2006013619A1 WO 2006013619 A1 WO2006013619 A1 WO 2006013619A1 JP 2004011066 W JP2004011066 W JP 2004011066W WO 2006013619 A1 WO2006013619 A1 WO 2006013619A1
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- WO
- WIPO (PCT)
- Prior art keywords
- gripping
- turning
- crane
- gripping mechanism
- power shovel
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/005—Grab supports, e.g. articulations; Oscillation dampers; Orientation
Definitions
- the present invention relates to a swivel-type gripping device mounted as an accessory to a power shovel or crane.
- the rotary packet device includes a packet having a gripping mechanism that is operated by a hydraulic cylinder, and a hydraulic motor that can rotate the packet.
- This rotary bucket device is useful for applications such as gripping and transporting building materials such as concrete blocks.
- a swivel joint is provided at the rotation center of the rotation type packet device or in the vicinity thereof. This swivel joint is used for the purpose of supplying hydraulic pressure to a hydraulic cylinder for driving the gripping mechanism.
- Patent Document 1 Japanese Patent No. 2899802
- FIG. 6 is a plan view showing a rotary packet device mounted on a power shovel disclosed in Patent Document 1.
- the rotary packet device shown in FIG. 6 includes an upper turning portion and a lower turning portion (not shown).
- the upper swivel part includes (1) a prime mover, (2) a hydraulic device such as a hydraulic pump, a hydraulic motor, a hydraulic cylinder, (3) a swivel device, (4) an operation device, and (5) other accessory devices.
- the lower turning part includes a traveling device.
- the workpiece turning motor 7 'and the work bucket opening / closing cylinder 8' are connected to the magnetic valve 6 by the hydraulic piping 6 through the piping box 10 and the swivel joint 9. 1 and 2 '. Further, the main body turning motor 7 and the magnet valve 1 ′, and the main body bucket cylinder 1 8 and the magnet valve lev 2 ′ are respectively connected by a hydraulic pipe separate from the hydraulic pipe 6. . These hydraulic circuits are provided in the upper turning portion.
- the main body as a hydraulic device on the side of the power shovel main body is supplied by supplying pressure oil to the appropriate place through the magnet valves 1 ′ and 2 ′.
- the driven object such as open / close cylinder 8 'is moved.
- the rotary packet device shown in FIG. 6 is epoch-making in that it can be gripped by the packet and turned as compared with a conventional excavator having only a digging / transporting function.
- the rotary bucket device shown in Fig. 6 has the following problems.
- the operation method of the rotary packet device shown in FIG. 6 is complicated as a whole, and as a result, it is difficult for an unskilled driver to operate.
- the operation method is fundamentally the same as the operation method of general-purpose entertainment for conventional excavators such as breakers, forks, grapples, breakers, steel cutting cutters, etc. Therefore, the driver needed a long period of practice in order to become familiar with the operation method.
- a hydraulic pipe for supplying hydraulic oil to the packet gripping drive mechanism, and a hydraulic pipe for supplying hydraulic oil to the packet turning motor was constructed as a hydraulic pipe separate from the hydraulic pipe for supplying hydraulic oil to the excavation drive mechanism of the packet. Is complicated and expensive.
- the rotary packet device shown in FIG. 6 when the rotary packet device shown in FIG. 6 is turned by a hydraulic motor, since there is no brake mechanism, the rotary packet device is in a free turning state and can be stopped in the direction desired by the driver. There was a problem that was difficult.
- the rotary packet device shown in FIG. 6 has a problem that when it is turned by a hydraulic motor, it does not have a speed reduction function, so that it turns at a higher speed than necessary.
- the rotary bucket device shown in Fig. 6 places a load on the rotating part of the packet when excavating a hard surface or when moving the object at an angle other than horizontal while holding a heavy object. There was a problem that the packet would rotate to the left or right without permission.
- the work for returning the packet to the previous position was very complicated.
- the operation method is similar to the operation of a conventional packet that is mounted on a power shovel or crane and that has a digging function only and does not have a gripping and turning function. It is possible to easily perform operations for gripping and turning of the swivel type gripping mechanism, and as a result, it is possible to shorten the time for the driver to learn the operation method for gripping and turning.
- An object of the present invention is to provide a swivel gripping device for mounting a power shovel or crane.
- Another object of the present invention is to provide a swivel gripping device for mounting a power shovel or a crane that can simplify the configuration of hydraulic piping for the swivel gripping device and reduce costs.
- the present invention is a swivel-type gripping device for mounting on a power shovel or crane, the gripping mechanism for gripping an object mounted on the arm tip of the power shovel or crane, and the gripping mechanism A gripping mechanism turning motor for turning the gripping mechanism, and a gripping mechanism turning motor provided on the gripping mechanism side for supplying hydraulic oil for gripping operation or turning action.
- the solenoid valve on the gripping mechanism side to select either of the above and the operator's cab on the power shovel or crane main body side, and the hydraulic oil supply destination for operation on the power shovel or crane main body side From the used hydraulic piping side (including the hydraulic piping side for supplying hydraulic oil to the drive mechanism of the excavation packet), for the gripping operation or the turning operation of the gripping mechanism
- An attachment for switching to the hydraulic piping used, and a pedal and a power shovel or crane operator's cab, and the state of the electromagnetic valve on the gripping mechanism side can be selected for either gripping or turning
- the electromagnetic valve switching switch is provided.
- the electromagnetic valve switching switch is, for example, when the hydraulic pipe side used for the gripping operation or the turning operation of the gripping mechanism is selected as the hydraulic oil supply destination by operating the attachment 'pedal'. Used for.
- the hydraulic piping used for the gripping operation or the turning operation of the gripping mechanism connects the main body side and the attachment side to the main body side of a power shovel or crane. Therefore, it is desirable that the pipe is a reciprocating common pipe for attachment that has been provided for general use.
- the reciprocating common pipe for the attachment is conventionally called, for example, a breaker pipe or a rotary fork pipe.
- a hydraulic flow control valve for adjusting a rotation speed of the gripping mechanism turning motor and a driving chamber of the power shovel or the crane main body are provided, and the hydraulic flow control valve is controlled. It is desirable to provide a turning speed switching switch for performing the above.
- the electromagnetic valve switching switch is provided in the attachment 'pedal, and when the attachment' pedal is depressed by a driver, the gripping mechanism side electromagnetic valve is provided. It is desirable to be configured to select either the gripping operation or the turning operation state.
- the attachment 'pedal is supplied to the gripping mechanism turning motor via the gripping mechanism side electromagnetic valve when the driver depresses it to the right or left. It is preferable that the flow direction of the hydraulic oil is switched, and as a result, the swing direction of the gripping mechanism swing motor is switched to the right direction or the left direction.
- the attachment 'pedal is controlled by the driver by stepping it in either the front direction or the rear direction.
- the state of the side electromagnetic valve is switched to “for either closed or open gripping operation” and hydraulic oil for the gripping operation is supplied to the gripping mechanism side, and the driver can change it to the right and left directions. Stepping on one of them switches the state of the gripper mechanism side solenoid valve to “for either right-turning or left-turning operation” and supplies hydraulic oil for the turning operation to the holding mechanism turning motor side It is desirable to be configured to do so.
- the driver simply performs the operation of depressing the attachment pedal in one of the forward direction, the backward direction, the right direction, and the left direction, and the gripping mechanism for opening or closing by the gripping mechanism, and the gripping operation. It is possible to perform operations for right or left turn by the mechanism turning motor.
- the electromagnetic valve switching switch sets the state of the electromagnetic valve on the gripping mechanism side to (a) for gripping operation, (b) for swinging operation, and (c) for swinging motion even in gripping operation. It is desirable to switch to one of the states that are not work.
- either the gripping hydraulic fluid or the hydraulic fluid for pivoting can be selectively switched and supplied to either the gripping mechanism or the gripping mechanism turning motor.
- An electromagnetic valve switching switch for providing a gripping mechanism side electromagnetic valve on the gripping mechanism side and selecting the gripping mechanism side electromagnetic valve for either a gripping operation or a turning operation In the cab of the power shovel or crane body and whether to supply hydraulic oil to the power shovel or crane body side or to supply the hydraulic oil to the gripping mechanism side (including the gripping mechanism turning motor) Attachment 'Pedal for selecting is provided in the main cab.
- the driver performs the gripping operation of the swivel gripping device and the operation for the swiveling operation by using the breaker's fork grapple.
- 'It can be performed with the same operation feeling and operation method as the operation of general-purpose attachments for conventional excavators such as crushers and steel cutting cutters. Therefore, according to the present invention, compared with the conventional rotary type packet device shown in FIG. 6, the operation method for gripping and turning of the turning type gripping device by the driver can be simplified. There is an advantage that the time for learning the operation method can be shortened.
- a gripping mechanism for selectively switching and supplying either the gripping operation or the swiveling hydraulic fluid to either the gripping mechanism or the gripping mechanism swinging motor.
- a side solenoid valve is provided on the gripping mechanism side, and an electromagnetic valve switching switch for selecting the gripping mechanism side solenoid valve for either gripping operation or turning operation is provided in the cab of the power shovel or crane body. I have to.
- the overall configuration of the hydraulic piping for driving the swivel gripping device can be simplified and reduced in cost (as opposed to the conventional configuration shown in FIG. 6).
- a valve for selectively switching and supplying hydraulic oil to either the packet gripping drive mechanism or the packet turning motor is provided on the main body side of the excavator, and the packet gripping drive is provided.
- hydraulic piping for supplying hydraulic fluid to the mechanism hydraulic piping for supplying hydraulic fluid to the packet turning motor, and hydraulic piping for supplying hydraulic fluid to the packet excavation drive mechanism? Since it was provided separately, the configuration of the hydraulic piping in the entire system became complicated and the cost increased.
- the supply of hydraulic oil to the gripping mechanism turning motor and the gripping mechanism side electromagnetic valve is provided in advance on the main body side of a power shovel or crane more generally than before.
- a reciprocating pipe that is a hydraulic pipe for attachment As a result, there is no need to install special hydraulic piping for the swivel gripping device, and the configuration of the hydraulic piping is greatly simplified as compared with the conventional one and the force S can be reduced.
- a hydraulic flow rate control valve for adjusting a rotation speed of the gripping mechanism turning motor, and a turning speed for controlling the hydraulic flow rate control valve provided in a cab of the main body.
- the operation is supplied to the gripping mechanism rotating motor via the gripping mechanism side electromagnetic valve.
- the driver can switch the turning direction of the gripping mechanism to the right or left simply by depressing the attachment pedal to the right or left. become.
- the state of the gripping mechanism side electromagnetic valve is either closed or opened. Switching to one of the gripping operations, and supplying the hydraulic fluid for the gripping operation to the gripping mechanism side electromagnetic valve side, and (b) the driver sets the attachment pedal in either the right direction or the left direction.
- the state of the gripping mechanism side electromagnetic valve is switched to one of the right turn and the left turn and the hydraulic fluid for the turning operation is supplied to the gripping mechanism side electromagnetic valve.
- the driver only holds the gripping mechanism (opening and closing) by depressing the attachment pedal in any one of the forward direction, the backward direction, the right direction, and the left direction. Operation for either movement or turning (right turn or left turn) can be performed.
- the Therefore, according to the present invention even a driver who has no experience in the operation of the conventional power shovel attachment can learn the operation of the swivel gripping device and the swivel operation very easily.
- FIG. 1 is a schematic view showing a power shovel equipped with a rotary packet device according to Embodiment 1 of the present invention.
- FIG. 2 is a plan view showing the rotary bucket device of FIG. 1.
- FIG. 3 is a perspective view showing the rotary packet device of FIG. 1.
- FIG. 4 is a schematic diagram showing a power shovel equipped with a rotary packet device according to Embodiment 2 of the present invention.
- FIG. 5 is a plan view showing the rotary bucket device of FIG. 2.
- FIG. 6 is a plan view showing a power shovel equipped with a conventional rotary bucket device.
- either the gripping mechanism or the gripping mechanism turning motor is used.
- the gripping mechanism side electromagnetic valve for selectively switching and supplying either hydraulic fluid for gripping or turning is provided on the gripping mechanism side, and the gripping mechanism side electromagnetic valve is used for either gripping operation or turning operation.
- an electromagnetic valve switching switch is provided in the cab of the excavator or crane body, and the hydraulic oil supply destination is gripped from the hydraulic piping used to operate the excavator or crane body.
- An attachment pedal for switching to the hydraulic piping used for the gripping operation or turning operation of the mechanism is provided in the cab of the main body.
- FIG. 1 is a schematic diagram showing a power shovel equipped with a rotary bucket device as an attachment according to the first embodiment
- FIG. 2 is a plan view showing the rotary packet device of FIG. 1 alone
- FIG. FIG. 1 is a schematic diagram showing a power shovel equipped with a rotary bucket device as an attachment according to the first embodiment
- FIG. 2 is a plan view showing the rotary packet device of FIG. 1 alone
- FIG. FIG. 1 is a schematic diagram showing a power shovel equipped with a rotary bucket device as an attachment according to the first embodiment
- FIG. 2 is a plan view showing the rotary packet device of FIG. 1 alone
- 21 is a power shovel
- 22 is a cab of the power shovel
- 23 is a boom
- 24 is a boom cylinder for driving a boom
- 25 is an arm
- 26 is for driving an arm
- 27 is a fixed side bucket for excavation
- 28 is a movable side bucket for gripping
- 29 is a rotating base for pivotally supporting the fixed side packet 27 and the movable side packet 28, 30 is the fixed side A bucket cylinder for driving the bucket 27.
- the boom cylinder 24, the arm cylinder 26, and the bucket cylinder 30 are operated by an occupant operating an operation lever (a right operation lever 31 or a left operation lever described later) in the cab 22.
- an operation lever a right operation lever 31 or a left operation lever described later
- hydraulic oil is sent by a hydraulic pipe disposed from the main body of the power shovel 21 to be driven.
- reference numeral 31 denotes a right operation lever provided in the cab 22 (the left operation lever is not shown).
- Reference numeral 32 denotes a bucket opening / closing turning switching switch provided on the right operation lever 31 for selecting either the gripping or turning operation of the rotary packet device.
- Reference numeral 33 denotes a packet turning speed switching switch provided on the right operation lever 31 for switching the turning speed of the rotary packet device from one of high speed and low speed to the other.
- Reference numeral 34 denotes an electromagnetic valve for switching between opening and closing of the packet, which is attached to the rotating base 29 and selects the operation of the rotary packet device from opening and closing and turning.
- the packet open / close turning electromagnetic valve 34 is waterproof.
- Reference numeral 35 denotes a bucket turning motor which is attached to the rotating base 29 and turns the two packets 27 and 28 (rotating packet apparatus) via the rotating base 29.
- FIG. 1-3 the bucket opening / closing turning switching electromagnetic valve 34 and the bucket turning motor 35 are attached in close proximity to each other at a predetermined position on the rotation base 29 (see FIGS. 2 and 2). (See Figure 3).
- FIG. 1_3 36 is for electrically connecting the bucket opening / closing turning switching switch 32 in the cab 22 and the packet opening / closing turning switching electromagnetic valve 34 on the rotary packet device side. Electrical wiring.
- Reference numeral 37 denotes an entertainment pedal provided in the cab 22.
- This attachment 'pedal 37 is used to supply hydraulic fluid to the hydraulic excavator used for the operation of the main body of the excavator (including excavation using the fixed bucket 27). Piping (breaker piping) For switching to 38 side.
- Piping breaker piping
- reference numeral 38 denotes an attachment-use reciprocating pipe that is provided in the main body of the excavator 21 in advance.
- the “reciprocating common pipe for attachment” is a general purpose on the main body side of the power shovel 21 in order to connect between the main body side of the power shovel 21 and the attachment side (the gripping mechanism side in the first embodiment).
- This is a hydraulic pipe (breaker pipe) that is provided in advance.
- the reciprocating common pipe is also equipped with a hydraulic valve. ing.
- the reciprocating common pipe 38 is made of a metal pipe.
- the reciprocating common pipe 38 is a force accommodated in the boom 23, the arm 25, and the like.
- a portion indicated by reference numeral 38 in FIG. 1 is covered with a hose and exposed to the outside.
- reference numeral 39 denotes an attachment fitting for attaching the rotary bucket device to the arm 25 and the bucket cylinder 30 of FIG.
- the hydraulic oil is supplied via the packet opening / closing turning switching electromagnetic valve 34 in response to the operation. It is sent to either the drive mechanism (cylinder) of the movable side packet 28 or the packet turning motor 35.
- the driver when the driver operates the packet open / close turning switch 32 in the driver's cab 22, an electrical signal corresponding to the operation is transmitted via the electrical wiring 36 to the rotary packet. It is transmitted to the electromagnetic valve 34 for switching the packet open / close turning on the device side.
- the first embodiment includes a flow rate control valve (electromagnetic valve) for controlling the flow rate of hydraulic oil supplied to the bucket turning motor 35. It has been.
- the flow rate control valve is provided on the rotary packet device side and is used to adjust the turning speed of the packet turning motor 35.
- a pressure control valve (electromagnetic valve) for controlling (depressurizing) the hydraulic pressure of the hydraulic oil sent to the rotary packet device. Is also provided.
- the driver When performing these operations, the driver first raises the boom 23 by pulling the right operation lever 31 of FIG. Next, the left operating lever is tilted forward to move the tip of the arm 25 forward. Next, the right operating lever 31 is tilted to the right to raise the front end of the fixed side packet 27 forward. At this time, the movable-side bucket 28 is stopped in a state where the tip is moved as far as possible in the right direction of FIG. Next, the left operating lever is pulled forward, and the tip of the arm 25 is moved forward. Next, the right operating lever 31 is tilted to the left to move the front end of the fixed side packet 27 forward.
- These single operations or these By simultaneous mixing operation, digging ij, scooping, and sowing operations are performed. In this case, the packet opening / closing turning switching electromagnetic valve 34 is in an inoperative state (in other words, a state such as “neutral” in an irregular gear of an automobile).
- the driver When performing this operation, the driver first depresses the attachment 'pedal 37, and the hydraulic fluid is supplied from the hydraulic piping used for the operation of the power shovel body to the rotary packet. Switch to the side of the reciprocating common pipe 38 used for gripping or turning the device. Following this (or simultaneously), the driver presses the packet opening / closing turning switching switch 32 provided in the right operation lever 31 once to thereby make the packet opening / closing turning switching electromagnetic valve. 34 is switched from the non-operating state (the state in the case of the excavation operation) to the gripping operation state. As a result, the packet opening / closing turning switching electromagnetic valve 34 is switched for gripping (opening / closing) operation, and hydraulic fluid drives the movable side bucket 28 via the packet opening / closing turning switching electromagnetic valve 34.
- the driver When performing this operation, the driver first tilts the left operation lever in the right direction (or left direction) and turns the main body of the excavator 21 in the right direction (or left direction). Further, the driver moves the arm 25 so that the tip of the arm 25 moves forward by tilting the left operation lever forward. Next, pull the left operating lever backward to move the tip of the arm 25 backward, and further move the right operating lever 31 backward (or forward) to move the rotary packet device upward. Move it (or down). Next, the driver presses the packet opening / closing turning switching switch 32 provided in the right operation lever 31 (second switching operation) to change the state of the packet opening / closing turning switching electromagnetic valve 34 from the gripping operation. Switch for turning operation.
- the driver depresses the attachment pedal 37 in the driver's cab 22 rightward (or leftward). Then, hydraulic oil for turning rightward (or leftward) is supplied to the packet turning motor 35 via the packet opening / closing turning switching electromagnetic valve 34. As a result, the entire rotary packet device is It is turned in the direction (or left direction).
- the reciprocating common pipe 38 and the bucket opening / closing swivel switching The flow direction of the hydraulic oil supplied to the packet turning motor 35 via the electromagnetic valve 34 is switched, and as a result, the rotation direction of the packet turning motor 35 is switched to the right (or left).
- the turning operation of the rotary packet device is performed by the above-described single operation or the simultaneous mixing operation thereof.
- the driver in response to the turning operation of the rotary packet device, the driver operates the packet turning speed switching switch 33 disposed on the right operation lever 31 to thereby The turning speed by the packet turning motor 35 of the rotary packet device can be switched from one of high speed and low speed to the other.
- a flow rate control valve for controlling the flow rate of hydraulic oil supplied to the packet turning motor 35 is provided separately from the packet opening / closing turning switching electromagnetic valve 34.
- a flow rate control valve for controlling the flow rate of hydraulic oil supplied to the packet turning motor 35 is provided. Is provided on the rotary packet device side.
- the flow control valve electromagnettic valve
- FIG. 4-15 parts that are the same as in Fig. 1_3 are assigned the same reference numerals and explanations are omitted.
- Rotating bucket of Example 2 As shown in Fig. 4-15, the device is mounted at positions separated from each other via the mounting valve 39 on the packet opening / closing turning switching electromagnetic valve 34, the bucket turning motor 35, and the force rotating base 29. This is different from the rotary packet device of the first embodiment. However, except for this point, the configuration of the second embodiment is the same as that of the first embodiment.
- the packet opening / closing turning switching switch 32 (electromagnetic valve switching switch) is attached to the right operation lever 31 in the cab 22.
- the turning switch 32 (electromagnetic valve switch) may be configured to be attached to the attachment pedal 37 in the cab 22. In such a configuration, the driver simply presses down the attachment 'pedal 37 to which the packet opening / closing turning switching switch 32 (electromagnetic valve switching switch) is attached. It is possible to start the operation for gripping or turning of the rotary packet device by supplying to the electromagnetic valve 34 for switching between opening and closing (the gripping mechanism side electromagnetic valve).
- the packet opening / closing turning switching electromagnetic valve 34 (grip mechanism side electromagnetic valve) is The gripping operation of the movable side packet 28 is switched to “open” operation (or “closed” operation), and the hydraulic fluid for the gripping operation is supplied to the reciprocating common pipe 38 and the packet side electromagnetic valve 34.
- the electromagnetic valve 34 (gripping mechanism side electromagnetic valve) is switched to the right turning (or left turning) in the turning movement of the movable side packet 28, and the hydraulic oil for the turning action is used for the reciprocating common piping. 38 and the package This is configured so that the packet is supplied to the packet turning motor 35 via the robot side electromagnetic valve 34.
- the driver moves the attachment 'pedal 27 forward and backward.
- Operation for gripping (opening or closing) and turning (right turn or left turn) of the buckets 27 and 28 can be performed only by depressing in one of the direction, right direction and left direction. It becomes like this. Therefore, in this case, even a driver who does not have the experience of operating conventional power shovel attachments can very easily grasp and turn the rotary packet device.
- each includes a fixed side packet 27 and a movable side packet 28 configured to open and close with respect to the fixed side packet 27 as a gripping mechanism.
- the rotary packet device is illustrated, but the gripping mechanism in the present invention is not limited to this.
- the gripping mechanism in the present invention is configured, for example, as a rotary packet device configured such that two packets facing each other can be opened and closed, a fixed fork, and an open / close operation with respect to the fixed side fork. It may be a rotary fork device composed of a movable fork and a rotary fork device in which two forks facing each other can be opened and closed.
- the operation method for gripping and turning by the driver of the swivel type gripping device attached as an accessory to the power shovel or crane can be simplified, and the driver can learn the operation method described above. Can be shortened.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Operation Control Of Excavators (AREA)
Abstract
Description
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PCT/JP2004/011066 WO2006013619A1 (ja) | 2004-08-02 | 2004-08-02 | パワーショベル又はクレーン装着用の旋回型把持装置 |
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PCT/JP2004/011066 WO2006013619A1 (ja) | 2004-08-02 | 2004-08-02 | パワーショベル又はクレーン装着用の旋回型把持装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007037795A1 (de) | 2007-08-10 | 2009-02-12 | Nabaltec Ag | Stabilisatorsysteme für halogenhaltige Polymere |
EP2792707A2 (de) | 2008-04-14 | 2014-10-22 | IKA Innovative Kunststoffaufbereitung Gmbh & Co.Kg | Stabilisatorsysteme für halogenhaltige Polymere |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0723055U (ja) * | 1991-12-14 | 1995-04-25 | イワフジ部品サービス株式会社 | グラップルの油圧回路 |
JP2002346477A (ja) * | 2001-05-23 | 2002-12-03 | Okada Aiyon Corp | トロンメル装置 |
JP2003336292A (ja) * | 2002-05-23 | 2003-11-28 | Komatsu Ltd | 付属作業機用油圧回路 |
-
2004
- 2004-08-02 WO PCT/JP2004/011066 patent/WO2006013619A1/ja active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0723055U (ja) * | 1991-12-14 | 1995-04-25 | イワフジ部品サービス株式会社 | グラップルの油圧回路 |
JP2002346477A (ja) * | 2001-05-23 | 2002-12-03 | Okada Aiyon Corp | トロンメル装置 |
JP2003336292A (ja) * | 2002-05-23 | 2003-11-28 | Komatsu Ltd | 付属作業機用油圧回路 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007037795A1 (de) | 2007-08-10 | 2009-02-12 | Nabaltec Ag | Stabilisatorsysteme für halogenhaltige Polymere |
KR101292454B1 (ko) | 2007-08-10 | 2013-08-05 | 나발텍 아게 | 할로겐화 중합체를 위한 안정화제 시스템 |
EP2792707A2 (de) | 2008-04-14 | 2014-10-22 | IKA Innovative Kunststoffaufbereitung Gmbh & Co.Kg | Stabilisatorsysteme für halogenhaltige Polymere |
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