CN1628936A - Electrical machine tool - Google Patents
Electrical machine tool Download PDFInfo
- Publication number
- CN1628936A CN1628936A CN200410101188.5A CN200410101188A CN1628936A CN 1628936 A CN1628936 A CN 1628936A CN 200410101188 A CN200410101188 A CN 200410101188A CN 1628936 A CN1628936 A CN 1628936A
- Authority
- CN
- China
- Prior art keywords
- switch
- power subsystem
- lock unit
- switching device
- electric tools
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000006835 compression Effects 0.000 description 8
- 238000007906 compression Methods 0.000 description 8
- 238000000465 moulding Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/06—Casing of switch constituted by a handle serving a purpose other than the actuation of the switch, e.g. by the handle of a vacuum cleaner
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/22—Interlocking, locking, or latching mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/06—Casing of switch constituted by a handle serving a purpose other than the actuation of the switch, e.g. by the handle of a vacuum cleaner
- H01H2009/065—Battery operated hand tools in which the battery and the switch are directly connected
Landscapes
- Tumbler Switches (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Portable Nailing Machines And Staplers (AREA)
Abstract
The invention is based on an electrical machine tool with a power supply unit (32, 132), which can be removed on the device side, to supply a drive motor with power, and with a switch (14, 114), which can be operated at least indirectly, to switch the drive motor on and off. It is proposed that an unlatching unit (22, 122) is provided, to guide the switch (14, 114) into a switched-off position when the power supply unit (32, 132) is connected, in the case that when the power supply unit (32, 132) was disconnected, the switching means (26, 126) to operate the switch (14, 114) was locked in an On position.
Description
Technical field
The present invention relates to a kind of electric tools, have one can be separated from device side, be used for power subsystem to a driving machine energize; But and have a switch of indirect operation at least, be used for connecting and turn-offing this driving machine.
Background technology
Battery-driven electric tools is typically provided with the insertion end that is used for the battery piece, and this insertion end remains with electric contact on the one hand and the block sytem that has mechanical locking is provided on the other hand.Electric switch by the switching device operation is used for connecting and turn-offing electric tools.In order not need to operate this switching device enduringly when devoting oneself to work, this switching device can be locked on the on-position, and switch is switched on this position.Be released the back automatic rebound scram position of this switch usually at this locking, switch is turned off on this position.May occur when changing the battery piece: switching device by mistake keeps being locked on the on-position and when inserting charged battery piece undesirably starts electric tools.
Summary of the invention
The present invention relates to a kind of electric tools, it has a power subsystem that can be separated from device side, is used for a driving machine energize; But and have a switch of indirect operation at least, be used for connecting and turn-off driving machine.
The present invention proposes: be provided with one and separate lock unit, be used for making when loading onto power subsystem switch to be directed to scram position.Therefore this is separated lock unit and make switch pressure shutoff when loading onto power subsystem.This is separated lock unit and is especially so designed, for example by its size and/or configuration, turn-off as the pressure that causes switch by one or more additional parts.Therefore can suppress effectively: electric tools undesirably starts when the switching device that is used for console switch is retained in on-position.Power subsystem is battery piece or battery block preferably.But the job security of electric tools with switching device of locking is enhanced.
When in the time can being set up, especially being designed or being configured to when the disengagement power subsystem by switching device peripheral operation, that be used for console switch for one, being locked on the on-position, can realize being used to load onto power subsystem fixed structure really.The switching device that is used for console switch when power subsystem separates with electric tools can irrespectively be locked in on-position with user's operation.Preferably switch can be connected from the switching device of peripheral operation at least indirectly with preferably.When loading onto power subsystem, separate lock unit then by switching device and/or indirect a connection being forced to operation.
If be provided with a spring part, be used for moving to a home position in order to load onto the spring force of power subsystem by spring part with making a location independent separating lock unit and switching device, then can before loading onto, power subsystem produce a definite state.This spring part can be made of compression spring, and it makes the release cell moving to the home position.Separating lock unit then for example can be hooked in regularly on the switching device and it is locked on the home position.Conversion ground, spring part can be made of extension spring or torsionspring, it for example will separate lock unit by with the cooperating of switching device in pull out.In order to refill power subsystem, corresponding parts are driven on its position suitably.
At least indirectly rest on indirectly on the power subsystem if separate lock unit when loading onto power subsystem, and power subsystem is set to import to drive in the motion at it and separates lock unit, then available simple and reliable mode causes the shutoff of switch forcibly.
Lock unit is set up when separating, configuration and being designed to especially: switch and respective electrical contact between the power subsystem form each other contact before, force between lock unit and the power subsystem to form to contact separating, can guarantee the high reliability that prevents that when loading onto power subsystem electric tools from undesirably starting.The structure of separating the geometry of lock unit and electric contact piece can conform with the destination and have a mind to the free burial ground for the destitute and obtains adaptive in dissimilar electric tools.
Lock unit has first and switching device has a corresponding second portion when separating, and is used for forming each other cooperating and when disengaging, then can guaranteeing the reliable turn-off of switch when loading onto power subsystem.First rests on the second portion in this wise when being preferably in the disengagement power subsystem, so that switching device is locked in the on-position.Switching device and user irrespectively are in the definite position of the switch its operation, and separate lock unit when loading onto power subsystem switching device is transformed in the scram position reliably.
According to first preferred embodiment, this switching device is a shift knob, and it forms with the operating means of the on ﹠ off switch that is used for console switch and cooperates.Preferably separating lock unit is a push rod, is used for moving shift knob and drives operating means with stopcock when loading onto power subsystem.The coupling energy of the operating means by push rod and switch reaches the shutoff of switch reliably when loading onto power subsystem in simple mode.
According to second preferred embodiment, switching device comprises a switch bluff piece, thereon by putting the on ﹠ off switch of switch.Preferably separate lock unit comprise a bent angle, the lever of supporting swingably, be used for locking switching device and when loading onto power subsystem, swinging.Come out by lever release from the switch bluff piece, then can when loading onto power subsystem, force the cut-off switch key, and do not need to be provided with other operating means.
Description of drawings
Other advantage can obtain from following description of drawings.Express embodiments of the invention in the accompanying drawings.Accompanying drawing, specification and other application documents have comprised a plurality of features in combination.The technical staff can conform with each feature of destination The effect and be summarized as significant other combination.
Accompanying drawing is:
Fig. 1: according to the part of the device of the shift knob first embodiment of the present invention, that have an on ﹠ off switch of operating a switch indirectly,
Fig. 2: the part of the device of switch bluff piece according to a second embodiment of the present invention, that have an on ﹠ off switch of directly operating a switch.
The specific embodiment
Fig. 1 summary is represented the part of an electric tools of the first embodiment of the present invention.A power subsystem 32 that is arranged in the housing 10, can be separated from device side is configured to the battery piece, and it is as the power supply of a unshowned electric driving machine.The power subsystem 32 that should be made of the battery piece has one towards turning neck 34 switch 14, that have some electric contact pieces 40, and these electric contact pieces for example are jack.Switch 14 is with corresponding therewith electric contact piece 38, be connected as plug, and these plugs can be inserted in these jacks.
To connect and turn-off driving machine by switch 14 when having inserted power subsystem 32, its mode is to be pressed on the on ﹠ off switch 18 of switch 14 by the operating means 20 that the adjusting sliding component constitutes.Should be that operating means 20 that sliding component constitutes can be made of shift knob by one by regulating, can move by the switching device 26 of peripheral operation.Compression spring 16 stopcock 14 automatically after the switching device 26 that is made of shift knob unclamps.The switching device 26 that is made of shift knob can be locked on the on-position, and this switch 14 keeps connecting on this position, and its mode is that a locking projection 28 that is molded on this switching device 26 is hung in the respective grooves 12 of housing 10.
The lock unit 22 of separating that is made of push rod is used for: before the electric contact piece 40 of power subsystem 32 and configuration form for these electric contact pieces 38 of switch 14 to electrically contact switch 14 is turn-offed forcibly when inserting power subsystem 32.
When taking out power subsystem 32, the location independent ground of the switching device 26 of separating lock unit 22 and being made of shift knob that is made of push rod is located at housing 10 by this spring part of spring part 24-that is made of compression spring and separates between the lock unit 22-drive on the definite home position, when inserting power subsystem 32-for example can guarantee that in preferred battery piece charging back-this home position switch 14 is turned off.
When power subsystem 32 had inserted, switch 14 can be switched on and turn-off, and its mode is, the switching device 26 that is made of shift knob moves on the corresponding position in a longitudinal guide that is arranged on the guide 50 in the housing 10.This shows with arrow in the drawings.One of switching device 26 usefulness that are made of shift knob are taken moving part 46 and are inserted in by regulating in the operating means 20 that sliding component constitutes.If the switching device 26 that is made of shift knob moves right in the figure, then unclamp by regulating operating means 20 that sliding component constitutes on ﹠ off switch 18 from switch 14, this switch 14 is turn-offed.When having inserted power subsystem 32, separate lock unit 22 with inoperative by what push rod constituted.
The spring part 24 that is made of compression spring when taking out power subsystem 32 will be made of push rod separates lock unit 22 and is being pressed onto on its home position on the direction of the common installation site of power subsystem 32.At this, the inclination outline of separating lock unit 22 a usefulness one bossing 30 that is made of push rod slides on the outline 52 of a corresponding inclination of the locking projection 28 of the switching device 26 that is made of shift knob, and wherein the lock unit 22 of separating that is made of push rod can be perpendicular to the longitudinal axis ground skew of separating lock unit 22 that is made of push rod.
When power subsystem 32 is inserted in the housing 10, the spherical contact area 42 of lock unit 22 usefulness of separating that is made of push rod forms with corresponding recesses 44 on power subsystem 32 outlines and contacts, and the spring force that is subjected to the effect of this power subsystem to resist the spring part 24 that is made of compression spring when continuing to insert power subsystem 32 moves.At this, the lock unit 22 of separating that is made of push rod makes locking projection 28 move forward and make it and groove 12 to disengage a little.The operating means 20 that is made of the adjusting sliding component is moved to open position by the spring force of the compression spring 16 of switch 14, and switch 14 is opened.Selected like this by the length of separating lock unit 22 that push rod constitutes, promptly having no progeny just can form between electric contact piece 38,40 in switch 14 passes electrically contacts.
Fig. 2 summary is represented the part of an electric tools according to a second embodiment of the present invention.But a power subsystem 132 that is arranged on the separating device side in the housing 110 is configured to the battery piece, and it is as the power supply of a unshowned electric driving machine.The power subsystem 132 that should constitute by the battery piece have one towards switch 114, have some electric contact pieces 140 form the neck 134 that stretches out on horn shape ground, these electric contact pieces for example are jack.Switch 114 is with some corresponding therewith electric contact pieces 138, be connected as plug, and these plugs can be inserted in these jacks.This neck 134 is have a profile on a side of these electric contact pieces 140, and from contact 140, this profile starts from a bossing 136 and carries out the transition to a recess 144.The leg of the close run-on point of separating lock unit 122 that lever by bent angle constitutes can reciprocally swing in this recess 144.
When having loaded onto power subsystem 132, will connect and turn-off driving machine by switch 114, its mode is, one that constitute by the switch bluff piece, can be by the switching device 126-of peripheral operation it can be used as the operating means of switch 114-be pressed on the on ﹠ off switch 118 of switch 114 simultaneously.Should can be swung around a run-on point A by the switching device 126 that the switch bluff piece constitutes, this run-on point is set on the side away from switch 114 of switching device 126 limitedly.
Compression spring 116 stopcock 114 automatically after the switching device 126 that is made of the switch bluff piece unclamps.The switching device 126 that is made of the switch bluff piece can be locked on the on-position, switch 114 keeps connecting on this position, and its mode is that the hook-shaped moulding section 120 on the shank 128 of a projection that is molded over switching device 126 hangs on the corresponding pin 130 separating lock unit 122 that is made of lever.This hook-shaped moulding section 120 stops with a bossing 142, and this bossing can stop it to skid off from pin 130.Outline from the bossing 142 of the switching device 126 that is made of the switch bluff piece to the shank 128 of described projection has a recess 144, it is by moulding like this, promptly as long as switching device 126 matches with separating lock unit 122, pin 130 just can slide on this outline.
Can be by the lock unit 122 of separating that lever constitutes around a run-on point B swing that is arranged on above the pin 130.Pin 130 is connected with a spring part 124 that is made of extension spring, and this spring part is connected with housing 10 deviating from the side of pin 130.
When inserting power subsystem 132, bossing 136 nuzzles up on separate lock unit 122 and the locking of the switching device 126 that is made of the switch bluff piece is discharged, and causes that thus the pressure of switch 114 is turn-offed.
In order to connect, will press by the switching device 126 that the switch bluff piece constitutes, thus the on ﹠ off switch 118 of console switch 114 and switch 114 is connected.In order to be locked on the on-position, the lock unit 122 of separating that is made of lever is swung in the drawings left.At this, pin 130 snaps in the corresponding moulding section 120 and locking is somebody's turn to do the switching device 126 that is made of the switch bluff piece.
In order manually to discharge this locking, the switching device 126 that is made of the switch bluff piece is inwardly pressed momently.At this, the lock unit 122 of separating that is made of lever is released, and the spring part 124 that is made of extension spring draws the lock unit 122 of separating that is made of lever that it is disengaged.Manually swung on the direction of spring part 124 by the lock unit 122 of separating that lever constitutes, wherein, bossing 142 is crossed by pin 130 and is made the lock unit 122 of separating that is made of lever reach and disengage.
When taking out power subsystem 132, bossing 136 drives by what lever constituted and separates lock unit 122, the spring force that makes the spring part 124 that pin 130 opposings are made of extension spring thus along recess 144 in the drawings to left movement.The switching device 126 that is made of the switch bluff piece after taking off power subsystem 132 keeps being locked on the on-position.
When power subsystem 132 was inserted into, this locking was automatically released, and its mode is that bossing 136 drives are separated lock unit 122 and pin 130 and described leg 128 are disengaged by what lever constituted.The spring force of the switching device 126 that is made of the switch bluff piece by the compression spring 116 of switch 114 moves downward and leaves on ﹠ off switch 118, and switch 114 is turn-offed.Then, corresponding each other electric contact piece 138,140 could form and electrically contact between switch 114 and power subsystem 132, and makes this electric hand-held power tool ready for operation.
Claims (9)
1. electric tools, have one can be separated from device side, be used for power subsystem (32,132) to a driving machine energize; But and has a switch (14 of indirect operation at least, 114), be used for connecting and turn-offing this driving machine, it is characterized in that: be provided with one and separate lock unit (22,122), be used for switching device (26 that is used for console switch (14,114) when throwing off power subsystem (32,132), 126) be locked under the situation of on-position, switch (14,114) is directed on the scram position.
2. according to the electric tools of claim 1, it is characterized in that: be provided with a spring part (24,124), be used for by this spring part (24,124) spring force moves to a home position with making a location independent separating lock unit (22,122) and described switching device (26,126), so that load onto power subsystem (32,132).
3. according to the electric tools of claim 1 or 2, it is characterized in that: when loading onto power subsystem (32,132) separate lock unit (22 time, 122) rest on power subsystem (32 at least indirectly, 132) on, and power subsystem (32,132) is set to insert at it and drives this in motion and separate lock unit (22,122).
4. according to one electric tools in the above claim, it is characterized in that: this separates lock unit (22,122) be set to and be used for: the respective electrical contact (38 between switch (14,114) and power subsystem (32,132), 40,138,140) before formation contacts each other, separating lock unit (22,122) with between the power subsystem (32,132) force to form contact.
5. according to one electric tools in the above claim, it is characterized in that: separate lock unit (22,122) and have a first (30,130) and switching device (26,126) have a corresponding second portion (28,128), be used for forming each other and cooperate and disengage.
6. according to one electric tools in the above claim, it is characterized in that: switching device (26) is a shift knob, and it forms with the operating means (20) of the on ﹠ off switch that is used for console switch (14) (18) and cooperates.
7. according to the electric tools of claim 6, it is characterized in that: this is separated lock unit (22) and comprises a push rod, is used for moving described shift knob and drives operating means (20) with stopcock (14) when loading onto power subsystem (32).
8. according to one electric tools in the claim 1 to 5, it is characterized in that: switching device (126) comprises a switch bluff piece, thereon the on ﹠ off switch (118) by putting switch (114).
9. electric tools according to Claim 8 is characterized in that: separate lock unit (122) comprise a bent angle, the lever of supporting swingably, be used for locking switching device (126) and when loading onto power subsystem (132), swing.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10360251.8 | 2003-12-20 | ||
| DE10360251A DE10360251A1 (en) | 2003-12-20 | 2003-12-20 | Power tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1628936A true CN1628936A (en) | 2005-06-22 |
| CN100439046C CN100439046C (en) | 2008-12-03 |
Family
ID=34089321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004101011885A Expired - Fee Related CN100439046C (en) | 2003-12-20 | 2004-12-20 | Electrical machine tool |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN100439046C (en) |
| DE (1) | DE10360251A1 (en) |
| GB (1) | GB2409770B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1954971B (en) * | 2005-10-24 | 2010-11-03 | 罗伯特·博世有限公司 | Locking electric tool and device of storage battery set capable of moving in electric tool |
| CN102990620A (en) * | 2012-11-29 | 2013-03-27 | 南京德朔实业有限公司 | Direct-current electric tool |
| CN106488831A (en) * | 2014-07-10 | 2017-03-08 | 罗伯特·博世有限公司 | There are the electric tools of slide switches |
| CN108262721A (en) * | 2012-12-20 | 2018-07-10 | 罗伯特·博世有限公司 | Toolroom machine with switching device |
| CN109128290A (en) * | 2018-10-30 | 2019-01-04 | 张家俊 | A kind of functional form electric drill |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2546733B (en) | 2016-01-22 | 2018-07-04 | Dyson Technology Ltd | Domestic appliance and part thereof |
| EP3693984B1 (en) * | 2019-02-11 | 2022-08-03 | EUCHNER GmbH + Co. KG | Safety switch assembly |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4277659A (en) * | 1979-01-08 | 1981-07-07 | General Electric Company | Power interlock switch for electrical appliances |
| US4335286A (en) * | 1980-02-25 | 1982-06-15 | Gunnar Nelson | Waterproof electrical switch |
| US4335514A (en) * | 1980-08-08 | 1982-06-22 | Black & Decker Inc. | Switch-brake interlock for chain saw |
| US4604505A (en) * | 1985-05-17 | 1986-08-05 | Ero, Inc. | Switch-plug interlock |
| JPH03238722A (en) * | 1990-02-15 | 1991-10-24 | Matsushita Electric Works Ltd | Battery-operated electric equipment |
| DE4114854A1 (en) * | 1991-05-07 | 1992-11-12 | Marquardt Gmbh | SWITCHES, ESPECIALLY BATTERY SWITCHES FOR MANUAL ELECTRIC TOOLS |
| US5401928A (en) * | 1993-06-07 | 1995-03-28 | Kelley; William J. | Safety control for power tool |
| US6551123B1 (en) * | 1995-02-10 | 2003-04-22 | Marquardt Gmbh | Guiding arrangement for a plug-in battery pack operating an electric appliance |
| CN2579049Y (en) * | 2002-08-02 | 2003-10-08 | 上海练江电气有限公司 | Mechanical power supply switch interlocking devices |
-
2003
- 2003-12-20 DE DE10360251A patent/DE10360251A1/en not_active Ceased
-
2004
- 2004-12-16 GB GB0427612A patent/GB2409770B/en not_active Expired - Fee Related
- 2004-12-20 CN CNB2004101011885A patent/CN100439046C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1954971B (en) * | 2005-10-24 | 2010-11-03 | 罗伯特·博世有限公司 | Locking electric tool and device of storage battery set capable of moving in electric tool |
| CN102990620A (en) * | 2012-11-29 | 2013-03-27 | 南京德朔实业有限公司 | Direct-current electric tool |
| CN102990620B (en) * | 2012-11-29 | 2015-09-09 | 南京德朔实业有限公司 | Direct current electric power tools |
| CN108262721A (en) * | 2012-12-20 | 2018-07-10 | 罗伯特·博世有限公司 | Toolroom machine with switching device |
| CN108262721B (en) * | 2012-12-20 | 2021-08-27 | 罗伯特·博世有限公司 | Machine tool with a switching device |
| CN106488831A (en) * | 2014-07-10 | 2017-03-08 | 罗伯特·博世有限公司 | There are the electric tools of slide switches |
| CN109128290A (en) * | 2018-10-30 | 2019-01-04 | 张家俊 | A kind of functional form electric drill |
| CN109128290B (en) * | 2018-10-30 | 2019-12-20 | 浙江信普工贸有限公司 | Functional electric drill |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100439046C (en) | 2008-12-03 |
| DE10360251A1 (en) | 2005-07-21 |
| GB2409770A (en) | 2005-07-06 |
| GB0427612D0 (en) | 2005-01-19 |
| GB2409770B (en) | 2006-02-22 |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081203 Termination date: 20141220 |
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| EXPY | Termination of patent right or utility model |