WO2006129372A1 - 半導体試験装置 - Google Patents
半導体試験装置 Download PDFInfo
- Publication number
- WO2006129372A1 WO2006129372A1 PCT/JP2005/010264 JP2005010264W WO2006129372A1 WO 2006129372 A1 WO2006129372 A1 WO 2006129372A1 JP 2005010264 W JP2005010264 W JP 2005010264W WO 2006129372 A1 WO2006129372 A1 WO 2006129372A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- test
- cable
- test head
- test apparatus
- main body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2886—Features relating to contacting the IC under test, e.g. probe heads; chucks
- G01R31/2887—Features relating to contacting the IC under test, e.g. probe heads; chucks involving moving the probe head or the IC under test; docking stations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2893—Handling, conveying or loading, e.g. belts, boats, vacuum fingers
Definitions
- the present invention relates to a semiconductor test apparatus.
- the present invention relates to a semiconductor test apparatus in which a test head is movably held on a holding base.
- a semiconductor test apparatus gives a test pattern to a semiconductor device to be tested, receives an output signal output from the semiconductor device based on the test pattern, and compares the received output signal with an expected value, The quality of the semiconductor device is judged.
- the test equipment body of the semiconductor test equipment that generates the test pattern and expected value receives the output signal of the semiconductor device to be tested and compares it with the expected value.
- the semiconductor device to be tested is placed on the test head, and the test apparatus body and the test head are connected via a connection cable.
- the test head there are a performance board corresponding to the terminal arrangement of the semiconductor device to be tested, and a pin-elect port 2-task board for connecting the performance board and the connection cable.
- the semiconductor device to be tested is automatically supplied from the handler.
- there is a vertical handler that attaches / detaches a semiconductor device to / from the performance board with the performance board standing vertically.
- the orientation of the test head can be changed in order to attach / detach the semiconductor device to / from the performance board using this vertical handler. After the semiconductor device is replaced, the test head is returned to the original orientation, and the semiconductor device is tested.
- Patent Document 1 International Publication No. WO2005Z026753 Disclosure of the invention
- the movable support portion in Patent Document 1 moves downward when tension is applied to the connection cable, and moves upward when tension is released. Therefore, when the movable support portion moves downward and moves upward, both sides in the length direction supported by the movable support portion in the connection cable are pulled equally. In this case, when the connection cable is pulled, a tensile force is applied to the connection part of the test apparatus body and the connection cable, and the connection part is separated. In addition, if the connection cable is made longer in order to avoid this tensile force, the test signal is attenuated and delayed.
- an object of the present invention is to provide a semiconductor test apparatus that can solve the above-described problems. This object is achieved by a combination of features described in the independent claims.
- the dependent claims define further advantageous specific examples of the present invention.
- a semiconductor test apparatus for generating a test pattern to be applied to the semiconductor device, and a test pattern generated by the test apparatus main body in contact with the semiconductor device.
- a test head that applies power to the semiconductor device, a cable that passes the test pattern to the test head, a holding table that holds the test head movably, and a cable that holds the test head.
- the test head moves to the direction of releasing the tension from the test equipment body side, and the test head moves relative to the holding base.
- a movable support that moves in the direction of pulling the test head side cable rather than the test equipment body side when the cable is loosened.
- the holding table may hold the test head rotatably. Further, in the semiconductor test apparatus, the holding table may hold the test head so as to be movable in a direction in which the test head approaches or separates from the test apparatus body. Furthermore, in the above semiconductor testing apparatus, the holding table may hold the test head so that the test head can be raised and lowered.
- the movable support portion has a gripping portion for gripping the cable.
- the gripping part When the cable is tensioned, the gripping part may be rotated toward the test apparatus, and when the cable is loosened, the gripping part may be rotated toward the test head.
- the semiconductor test apparatus may further include a roller disposed below the holding table to support the cable and rotate around the movement of the cable.
- a semiconductor test apparatus which is a test apparatus main body that applies an electric signal to a semiconductor device to perform a test, and mediates between the semiconductor device and the test apparatus main body.
- a test head a cable that electrically connects the test apparatus main body and the test head, a holding base that rotatably holds the test head, and a movable support portion that holds the cable.
- the movable support portion rotates while holding the cable so that the slack of the cable occurs when the test head rotates with respect to the holding base, and the slack of the cable is bent upward.
- connection cable connecting the test apparatus main body and the test head when the connection cable connecting the test apparatus main body and the test head is loosened, the slack part of the connection cable is held without imposing a burden on the connection part with the test apparatus main body.
- tension when tension is generated in the connection cable, the tension can be released without applying a load to the connection portion with the test apparatus main body.
- FIG. 1 is a diagram showing a configuration of a semiconductor test apparatus 10 according to an embodiment of the present invention.
- FIG. 2 is a diagram showing a state in which the test head 100 is rotating in order to replace the pin electronics board.
- FIG. 3 is a diagram showing an example of a detailed configuration of a movable support unit 200.
- FIG. 4 is a diagram showing another example of the configuration of the movable support section 200.
- FIG. 1 shows a configuration of a semiconductor test apparatus 10 according to an embodiment of the present invention
- FIG. 2 shows a state in which a test head 100 is rotated.
- the semiconductor test apparatus 10 includes a test apparatus main body 300, a test head 100, a movable support portion 200, a connection cable 400, a plurality of rollers 500, and a handler 600.
- An object of the semiconductor test apparatus 10 of the present invention is to prevent stress and disconnection applied to the connection cable 400 due to the rotation of the test head.
- the test apparatus main body 300 generates a test pattern to be given to the semiconductor device 106 to be tested. In addition, the test apparatus main body 300 receives the output signal output from the semiconductor device 106 according to the test pattern and compares the output signal with an expected value to determine whether the semiconductor device 106 is good or bad.
- connection cable 400 is connected to the test head 100 and the test apparatus main body 300, and transfers a test pattern from the test apparatus main body 300 to the test head 100.
- the connection cable 400 passes the output signal output from the semiconductor device 106 according to the test pattern from the test head 100 to the test apparatus main body 300.
- Hundreds of connecting cables 400 are bundled, including thick power cables and signal cables. Further, there may be a flat cable in which a plurality of transmission lines such as an optical fiber are arranged flat. Further, depending on the system configuration, the connection cable 400 may be a bundle of thousands of the above cables.
- the test head 100 includes a plurality of pin electronics substrates and a device interface 108 connected to the pin electronics substrates.
- the device interface 108 includes a plurality of IC sockets 109 that are in electrical contact with the semiconductor device 106.
- Device interface 108 is mechanically positioned and coupled to handler 600. In this coupled state, the semiconductor device 106 is transported in the handler 600 and is electrically connected to the IC socket 109 for device testing.
- the test head 100 is replaced with a device interface 108 corresponding to this.
- the device interface 108 is attached and detached when performing maintenance and inspection work.
- the test head 100 is supported by a holding base 110 that can move in the horizontal direction, and the test head 100 has a structure that rotates about 90 degrees.
- the handler 600 shown in FIG. 2 is used when the device interface 108 is replaced. Then, set the test head 100 upright so that the connection surface is up. As a result, the connection cable 400 is pulled by about lm, and a stress of tension T is applied.
- the holding stand 110 includes a moving wheel (not shown) at the bottom of the pedestal 114, and holds the test head 100 so as to be movable.
- the holding base 110 has a pair of holding arms 112 attached to a base 114. As the pair of holding arms 112 pivotally support the test head 100, the holding stand 110 holds the test head 100 rotatably.
- the plurality of rollers 500 allow the connection cable 400 to move smoothly without stress, and are rotatably disposed on the upper surface of the base 114 of the holding base 110. These rollers 500 also support the connecting cable 400 in a downward force. When the connection cable 400 moves due to tension or slack in the connection cable 400, the roller 500 supporting the connection cable 400 is rotated along with this movement. Thereby, the roller 500 can move the connection cable 400 smoothly.
- the movable support 200 enables the connection cable 400 to move smoothly without stress, and can be rotated around the rotation axis 206 with respect to the base 208 coupled to the base 114 and the base 208. And a gripping portion 202 that is disposed at an end of the rotation arm 204 and grips the connection cable 400.
- a moving wheel (not shown) is also provided at the bottom.
- the rotating arm 204 is provided with an appropriate elastic force in the rotational direction so that it is in an upright position as shown in FIG. 2 in a state where no tension is applied to the connection cable 400. .
- the movable support portion 200 moves between the position shown in FIG. 1 and the position shown in FIG. 2 while holding the connection cable 400.
- the grip 202 may be a clip that holds and holds the connection cable 400! A clamp that holds the connection cable by the fastening force of the screw may also be used.
- connection portion of the test head 100 with the connection cable 400 is located away from the test apparatus main body 300, and the test head 100 is connected to the connection cable 400. Pull. In this case, the movable support portion 200 moves in a direction to release the tension T on the test head 100 side rather than the test apparatus main body 300 side.
- the grip 202 of the movable support unit 200 is pulled to the left in the figure by the tension T of the connection cable 400. It is. Along with this, the rotating arm 204 connected to the gripper 202 rotates around the rotating shaft 206 in the direction of arrow A in the figure.
- the gripper 202 moves to the test head 100 side and releases the tension on the test head 100 side in the connection cable 400.
- the elastic force in the rotational direction applied to the movable support portion 200 should be such that the stress of the connection cable 400 is minimized.
- connection cable 400 is slack
- a part of the connection cable 400 is overlapped and buckled, resulting in a great stress and repeated disconnection.
- the movable support 200 is configured such that when the connection cable 400 is loosened as the test head 100 moves with respect to the holding table 110, the test head 100 is more than the test head body 300 side. Move in the direction of pulling the connection cable 400 on the 100 side.
- connection cable 400 since the connection cable 400 is loosened, the force by which the connection cable 400 pulls the grip portion 202 is released, so the rotating arm 204 coupled to the grip portion 202 is centered on the rotation shaft 206 in the figure. Rotate in direction B. Therefore, the gripping part 202 moves to the test apparatus main body 300 side, and the movable support part 200 pulls the slack part of the connection cable 400, that is, the test head 100 side part of the connection cable 400. This can prevent the connection cable 400 from buckling. Therefore, disconnection of the connection cable 400 can be prevented. Further, since the test cable 100 side portion of the connection cable 400 is pulled, it is possible to prevent a load from being applied to the connection portion between the connection cable 400 and the test apparatus main body 300. In addition, deterioration of the connection cable 400 can be prevented.
- the test head 100 returns to the original direction with the opening 104 facing downward by rotating from the state shown in FIG. 2 to the state shown in FIG.
- the connection cable 400 is pulled by the test head 100 as the test head 100 rotates.
- a tension T is generated in the connection cable 400.
- the grip 202 of the movable support 200 is moved to the left in FIG. It is pulled toward.
- the rotating arm 204 connected to the gripper 202 rotates around the rotating shaft 206 in the direction of arrow A in FIG.
- the gripper 202 moves to the test head 100 side and the connection cable 4 Release the tension on the test head 100 side at 00. Therefore, it is possible to prevent the connection cable 400 from being disconnected by applying excessive tension. Since the tension on the test head 100 side in the connection cable 400 is released, it is possible to prevent a load from being applied to the connection portion between the connection cable 400 and the test apparatus main body 300.
- the holding table 110 holds the test head 100 in a rotatable manner, but is not limited thereto.
- the holding table 110 may have a structure in which wheels for movement are deleted.
- the holding table 110 may hold the test head so that it can be raised and lowered.
- the rotating arm 204 rotates to the test apparatus main body 300 side to prevent the connection cable 400 from being loosened.
- the tension generated in the connection cable 400 can be released from the fact that the rotary arm 204 rotates to the test head 100 side.
- FIG. 3 is a diagram showing an example of a detailed configuration of the movable support portion 200.
- the movable support portion 200 includes the pedestal 208, the rotation shaft 206, the rotation arm 204, and the grip portion 202. Further, the movable support portion 202 has a panel 210 provided around the rotation shaft 206 and a lock piece 202 protruding into the pedestal 208. The panel 210 urges the rotating arm 204 in the direction of arrow B in the figure.
- the lock piece 202 is in contact with a part of the rotating arm 204 at a position where the rotating arm 204 is vertically upright, and prohibits the rotating arm 204 from rotating further in the direction of the arrow B than the position. Yes.
- the panel force of the panel 210 is set to be slightly smaller than the torque generated when the connection cable 400 held by the holding part 202 is pulled with the tension T. .
- the rotary arm 204 can rotate in the direction of arrow A while piled on the panel force of the panel 210.
- the panel arm 210 rotates the rotating arm 204 in the direction of arrow B, and the rotating arm 204 comes into contact with the lock piece 204 and stops at that position.
- the panel power of panel 210 is adjusted so that the stress of connection cable 400 can be minimized. It is desirable to have an adjustment mechanism that can. As a result, an appropriate panel force can be applied to different cable weights depending on the system configuration.
- FIG. 4 is a diagram showing another example of the detailed configuration of the movable support unit 200.
- 4 has a pedestal 208, a rotating shaft 206, a rotating arm 204, and a gripping portion 202, as in the embodiment of FIG.
- the movable support portion 400 of FIG. 4 includes a air cylinder device 220 disposed between the floor and the rotating arm 204.
- the air cylinder device 220 includes a hollow cylinder part 224 and a piston rod 222 that is inserted into the hollow part of the cylinder part 224 and slides in the direction of arrow C in the figure with respect to the cylinder part 224.
- the air cylinder device 220 drives the piston rod 222 by the pressure of the gas injected into the cylinder part 224.
- the gas injected into the cylinder part 224 is, for example, dry air.
- the pressure of the gas in the cylinder part 224 is, for example, when the connecting cable 400 is most slackened and the piston rod 222 rises most in the movable range of the piston rod 222!
- the piston rod 222 is smaller than the pressure applied to the gas in the cylinder part 224 by the load applied to the cylinder.
- the connection cable 400 has the least slackness.
- the piston rod 222 is set to be larger than the pressure applied to the gas in the cylinder portion 224 by the load applied to 202.
- the piston rod 222 is raised most, the pressure that the piston rod 222 applies to the gas in the cylinder portion 2 24 and when the piston rod 222 is lowered most, the piston rod 222 is moved to the cylinder portion 224.
- the pressure of the gas in the cylinder part 224 is set so as to be approximately equal to the average value of the pressure applied to the gas inside.
- the movable support portion 200 of FIG. 4 is also moved in the direction of arrow A when the connection cable 400 is pulled by the test head 100, as in the embodiment of FIG.
- the grip 202 can be moved in the direction of arrow B.
- the stress on the connection cable 400 can be greatly reduced.
- a hydraulic drive device that drives the piston rod by the pressure of the injected oil may be used.
- a spring or gas gas that obtains a spring effect by utilizing the repulsive force of the gas sealed in the cylinder part. Pulling may be used.
- the test apparatus main body 300 when the connection cable 400 that connects the test apparatus main body 300 and the test head 100 is loosened, the test apparatus main body While holding the slack part of the connection cable 400 without applying a load to the connection part with the 300, and when tension is generated in the connection cable 400, the tension is applied without applying a load to the connection part with the test equipment 300. Can be released.
- connection cable connecting the test apparatus main body and the test head when the connection cable connecting the test apparatus main body and the test head is loosened, the connection cable can be appropriately held without being disconnected. It is possible to realize a semiconductor test apparatus that can be used.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
- Tests Of Electronic Circuits (AREA)
Abstract
Description
Claims
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE112005003600T DE112005003600T5 (de) | 2005-06-03 | 2005-06-03 | Halbleiter-Prüfvorrichtung |
| KR1020077022623A KR100927679B1 (ko) | 2005-06-03 | 2005-06-03 | 반도체 시험장치 |
| JP2007518843A JPWO2006129372A1 (ja) | 2005-06-03 | 2005-06-03 | 半導体試験装置 |
| PCT/JP2005/010264 WO2006129372A1 (ja) | 2005-06-03 | 2005-06-03 | 半導体試験装置 |
| US11/926,119 US20080265932A1 (en) | 2005-06-03 | 2007-10-28 | Semiconductor test apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2005/010264 WO2006129372A1 (ja) | 2005-06-03 | 2005-06-03 | 半導体試験装置 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US11/926,119 Continuation US20080265932A1 (en) | 2005-06-03 | 2007-10-28 | Semiconductor test apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006129372A1 true WO2006129372A1 (ja) | 2006-12-07 |
Family
ID=37481309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/010264 Ceased WO2006129372A1 (ja) | 2005-06-03 | 2005-06-03 | 半導体試験装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20080265932A1 (ja) |
| JP (1) | JPWO2006129372A1 (ja) |
| KR (1) | KR100927679B1 (ja) |
| DE (1) | DE112005003600T5 (ja) |
| WO (1) | WO2006129372A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008051724A (ja) * | 2006-08-28 | 2008-03-06 | Yokogawa Electric Corp | 半導体テスタ装置 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013014265A1 (de) * | 2013-08-27 | 2015-03-05 | Liebherr-Components Biberach Gmbh | Vorrichtung zur Erkennung der Ablegereife eines hochfesten Faserseils beim Einsatz an Hebezeugen |
| US11473989B2 (en) * | 2018-07-31 | 2022-10-18 | Illinois Tool Works Inc. | Multi-dimensional sheave for use in tension measurement systems |
| CN114296003B (zh) * | 2021-12-24 | 2024-08-23 | 帕博电力科技有限公司 | 一种测温型故障指示器及其安装方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06300819A (ja) * | 1993-04-16 | 1994-10-28 | Advantest Corp | Ic試験装置 |
| JPH1152022A (ja) * | 1997-08-06 | 1999-02-26 | Custom Ace Kk | テストヘッド冷却装置 |
| JP2005091041A (ja) * | 2003-09-12 | 2005-04-07 | Advantest Corp | 半導体試験装置 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2511186Y2 (ja) * | 1987-07-31 | 1996-09-18 | 日本ヒューレット・パッカード株式会社 | 集積回路試験装置 |
| JP2610657B2 (ja) * | 1988-09-07 | 1997-05-14 | 東京エレクトロン株式会社 | 検査装置 |
| JP2586335Y2 (ja) * | 1993-03-22 | 1998-12-02 | 株式会社アドバンテスト | マニュアル測定およびウエハ測定両用ic試験装置 |
| JP2597779Y2 (ja) * | 1993-09-30 | 1999-07-12 | 株式会社アドバンテスト | テストヘッド・スライド機構 |
| JPH10142298A (ja) * | 1996-11-15 | 1998-05-29 | Advantest Corp | 集積回路デバイス試験装置 |
| US5821440A (en) * | 1997-04-30 | 1998-10-13 | Credence Systems Corporation | Cable tray assembly for testing device |
| JP3805888B2 (ja) * | 1998-03-20 | 2006-08-09 | 株式会社アドバンテスト | Ic試験装置 |
| US6396257B1 (en) * | 2000-04-26 | 2002-05-28 | Credence Systems Corporation | Test head manipulator for semiconductor tester with manual assist for vertical test head movement |
-
2005
- 2005-06-03 KR KR1020077022623A patent/KR100927679B1/ko not_active Expired - Fee Related
- 2005-06-03 DE DE112005003600T patent/DE112005003600T5/de not_active Withdrawn
- 2005-06-03 WO PCT/JP2005/010264 patent/WO2006129372A1/ja not_active Ceased
- 2005-06-03 JP JP2007518843A patent/JPWO2006129372A1/ja active Pending
-
2007
- 2007-10-28 US US11/926,119 patent/US20080265932A1/en not_active Abandoned
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06300819A (ja) * | 1993-04-16 | 1994-10-28 | Advantest Corp | Ic試験装置 |
| JPH1152022A (ja) * | 1997-08-06 | 1999-02-26 | Custom Ace Kk | テストヘッド冷却装置 |
| JP2005091041A (ja) * | 2003-09-12 | 2005-04-07 | Advantest Corp | 半導体試験装置 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008051724A (ja) * | 2006-08-28 | 2008-03-06 | Yokogawa Electric Corp | 半導体テスタ装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20070116244A (ko) | 2007-12-07 |
| DE112005003600T5 (de) | 2008-04-30 |
| KR100927679B1 (ko) | 2009-11-20 |
| US20080265932A1 (en) | 2008-10-30 |
| JPWO2006129372A1 (ja) | 2008-12-25 |
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