CN101733666B - Tool for machining diesel engine cylinder head hole - Google Patents
Tool for machining diesel engine cylinder head hole Download PDFInfo
- Publication number
- CN101733666B CN101733666B CN2010100171401A CN201010017140A CN101733666B CN 101733666 B CN101733666 B CN 101733666B CN 2010100171401 A CN2010100171401 A CN 2010100171401A CN 201010017140 A CN201010017140 A CN 201010017140A CN 101733666 B CN101733666 B CN 101733666B
- Authority
- CN
- China
- Prior art keywords
- pivoted frame
- hole
- cylinder head
- bushing plate
- diesel engine
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Drilling And Boring (AREA)
Abstract
The invention discloses a tool for machining a diesel engine cylinder head hole, comprising a base, a rotation device and a mold drilling mechanism, wherein the rotation device comprises a rotation frame rotating around an X-X axis and a perpendicular return mechanism rotating around a Z-Z axis; a pin I and a pin II on two sides of the rotation frame are respectively supported on the base via bearings; and the perpendicular return mechanism comprises a turntable and a fastening ring. The mold drilling mechanism is arranged above the base, comprising a top surface mold drilling plate, a bottomsurface mold drilling plate, a front side mold drilling plate, a back side mold drilling plate, a side I mold drilling plate, an inclined side mold drilling plate as well as upper and lower locating pins respectively arranged on the top surface mold drilling plate and the bottom surface mold drilling plate. A gear transmission mechanism is arranged under the perpendicular return mechanism; and a worm gear transmission mechanism is arranged on one side of the rotation frame. The tool for machining the diesel engine cylinder head hole machines holes on each surface of a diesel engine cylinder head by one-step clamping, ensures the machining precision and the position precision of each hole on the cylinder head, and improves the overall performance of the diesel engine.
Description
Technical field
The present invention relates to a kind of hexahedral hole processing tool, especially a kind of frock that adopts radial drilling machine hole on each face of processing diesel engine cylinder head belongs to metal cutting processing tool technical field.
Background technology
Cylinder head is one of strength member of diesel engine, hole on the cylinder head relates to the multiaspect porous, when processing the hole on the cylinder head at present, clamping once can only be processed a hole on the face on same lathe, need just can finish processing to hole on each face of cylinder head by multiple clamping, takes time and effort, inefficiency not only, the processing cost height, and multiple clamping has influence on machining accuracy and positional precision between each hole, thus have influence on the complete machine performance of diesel engine.
Summary of the invention
The purpose of this invention is to provide that a kind of high efficiency, processing cost are low, highly versatile, tool for machining diesel engine cylinder head hole simple to operation, the hole processing tool of this diesel engine cylinder head can be finished the processing in hole on six faces of diesel engine cylinder head by a clamping, guarantees machining accuracy and position accuracy demand between each hole.
The present invention is achieved by the following technical programs:
A kind of tool for machining diesel engine cylinder head hole comprises base, tumbler, drill jig mechanism; Described tumbler is arranged in the base, comprises pivoted frame that rotates around the X-X axle and the vertical slew gear that rotates around the Z-Z axle, described pivoted frame both sides bearing pin I, bearing pin II respectively by bearings on base; Described vertical slew gear comprises rotating disk, dead ring, described rotating disk is arranged on described pivoted frame bottom upside, described dead ring is arranged on described pivoted frame bottom downside, and rotating disk is fixedlyed connected by several securing members with dead ring, and with the central through hole flexible connection of described pivoted frame; During boring, described pivoted frame one side is fixedlyed connected by holding pin, latch respectively with pivoted frame with base, rotating disk; Described drill jig mechanism is arranged on the top of base, and fixedlys connected with described tumbler by securing member; Described drill jig mechanism comprises end face bushing plate, bottom surface bushing plate, leading flank bushing plate, trailing flank bushing plate, side I bushing plate, prism bushing plate, described bottom surface bushing plate is fixed on the top of described rotating disk, described leading flank bushing plate, trailing flank bushing plate, side I bushing plate, prism bushing plate are fixedlyed connected with each side of described bottom surface bushing plate respectively, described end face bushing plate and bottom surface bushing plate are provided with upper and lower alignment pin, when clamping cylinder head, the end face bushing plate is pressed on the cylinder head upside by several securing members; Described vertical slew gear downside is provided with gear drive, and described pivoted frame one side is provided with Worm wheel transmission mechanism.
Purpose of the present invention can also further realize by following technical measures.
Aforesaid tool for machining diesel engine cylinder head hole, wherein said base side is provided with several locating holes.Aforesaid tool for machining diesel engine cylinder head hole, wherein said pivoted frame is
The shape structure, the bottom centre of described pivoted frame is provided with through hole, a described pivoted frame bottom and a side are respectively equipped with several locating holes, the position of described pivoted frame side locating hole is corresponding with the position of described base one side locating hole, when processing the hole of each face on the cylinder head, holding pin passes base and pivoted frame corresponding positioning hole, with the position relative fixed of pivoted frame and base.
Aforesaid tool for machining diesel engine cylinder head hole, wherein said rotating disk and dead ring are the ladder flange arrangement, the small end of rotating disk small end and dead ring is fixedlyed connected by securing member, be connected on the central through hole of pivoted frame bottom, the small end cylindrical of rotating disk and dead ring and the central through hole matched in clearance of described pivoted frame, described rotating disk is provided with several locating holes, the position of this locating hole is corresponding with the position of described pivoted frame bottom locating hole, when processing the hole on the cylinder head, described rotating disk is fixedlyed connected with described pivoted frame by described locating hole, latch.
Aforesaid tool for machining diesel engine cylinder head hole, wherein said gear drive comprises the gear wheel that vertical shaft, pinion, the big end cylindrical of dead ring process, described vertical shaft passes the pivoted frame bottom, its upper end is the spindle nose that matches with spanner, fixedly connected with pinion in the lower end, described gear wheel is arranged on the outer rim of dead ring, described pinion and gear wheel engagement.
Aforesaid tool for machining diesel engine cylinder head hole, wherein said Worm wheel transmission mechanism comprises bearing plate, worm screw, worm gear, handwheel, top chock, step; Described bearing plate is fixedlyed connected with described base one side, described top chock, step are fixedlyed connected with bearing plate, the two ends of described worm screw are installed in respectively in top chock, the step, handwheel is fixedlyed connected with the worm screw upper end, bearing pin I extends to the pivoted frame outside, described worm gear is fixedlyed connected with the extension of bearing pin I, the worm and wheel engagement.
The present invention is simple in structure, high efficiency, processing cost are low, simple to operation, for different cylinder heads, only needs six bushing plates of design, just can realize the hole of dissimilar cylinder heads is processed, and universal performance is strong.This frock is installed on the lathe, by end face bushing plate and bottom surface bushing plate the diesel engine cylinder head location is clamped, rotary turnplate and pivoted frame are then adjusted the position of each face of diesel engine cylinder head, realize hole to be processed processing to different angles on six faces of cylinder head by six bushing plates respectively.The present invention need not centering, by a clamping, can finish the processing to hole on each face on the diesel engine cylinder head, when increasing work efficiency, guaranteed the machining accuracy and the positional precision in each hole on the cylinder head, and long service life, not fragile, and then improved the complete machine performance of diesel engine.
Advantage of the present invention and characteristics will illustrate by the non-limitative illustration of following preferred embodiment and explain that these embodiment only provide as an example with reference to accompanying drawing.
Description of drawings
Fig. 1 is a front view of the present invention;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the working state figure that the present invention processes cylinder head leading flank hole;
Fig. 5 is the left view of pivoted frame of the present invention;
Fig. 6 is the working state figure that the present invention processes cylinder head prism hole;
Fig. 7 is the D-D revolved sectional view of Fig. 2.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples.
As Fig. 1, Fig. 2, Fig. 3 and shown in Figure 5, the present invention includes base 1, tumbler 2, drill jig mechanism 3, base 1 side is respectively equipped with locating hole II12,2 locating hole I11, locating hole III13, locating hole IV14.Tumbler 2 is arranged in the base 1, comprise pivoted frame 21 that rotates around the X-X axle and the vertical slew gear 22 that rotates around the Z-Z axle, pivoted frame 21 both sides are supported on the base 1 by bearing 4 by bearing pin I211, bearing pin II212 respectively, the bearing pin I211 and the bearing pin II212 of present embodiment are the multidiameter structure, the outer end of bearing pin I211 and bearing pin II212 is passed pivoted frame 21 respectively to the both sides extension, and their interior end flanges is fixedlyed connected with pivoted frame 21 both sides respectively by screw.Pivoted frame 21 is
The shape structure, its bottom centre is provided with through hole 213, the left surface of pivoted frame 21 is provided with locating hole VII215, locating hole V219, locating hole VI218, locating hole VIII216, locating hole IX217, when pivoted frame 21 when the X-X axle turns to the bore position of cylinder head respective side, the locating hole V219 of pivoted frame 21, locating hole VII215 or locating hole VI218, locating hole VIII216, locating hole I11 among the locating hole IX217 on the position of a hole or porous and the base 1 or locating hole II12, locating hole III13, the position of a hole or porous is corresponding among the locating hole IV14, be pivoted frame 21 with base 1 on have at least the position of a locating hole corresponding, like this, just can insert holding pin 6, fixedly the relative position of pivoted frame 21 and base 1.
As Fig. 1, Fig. 2, shown in Figure 7, vertical slew gear 22 downsides are provided with gear drive 50, gear drive 50 comprises vertical shaft 501, pinion 502, vertical shaft 501 passes pivoted frame 21 bottoms, its upper end is the spindle nose that matches with spanner, fixedly connected with pinion 502 in the lower end, pinion 502 and the outer knuckle-tooth engagement of the big end of dead ring 222.
As Fig. 1, Fig. 2 and shown in Figure 3, pivoted frame 21 1 sides are provided with Worm wheel transmission mechanism 60, and Worm wheel transmission mechanism comprises bearing plate 601, worm screw 602, worm gear 603, handwheel 604, top chock 606, step 607; Bearing plate 601 is fixedlyed connected with base 1 one sides by securing member, the two ends of worm screw 602 are installed in respectively in top chock 606, the step 607, handwheel 604 is fixedlyed connected with worm screw 602 upper ends, worm gear 603 is fixedlyed connected by flat key with the end of bearing pin I211, worm screw 602 and worm gear 603 engagements.
As Fig. 1, Fig. 2 and shown in Figure 3, during the hole of processing diesel engine cylinder head end face, earlier the present invention is fixedly mounted on the workbench of radial drilling machine, again in the locating hole with locating hole X214 on the latch 7 reeve rotating disks 221 and pivoted frame 21, make rotating disk 221 and pivoted frame 21 relative fixed, then holding pin 6 is inserted among the locating hole I11 and the locating hole V219 on the pivoted frame 21 of base 1, pivoted frame 21 is fixedlyed connected with base 1, then cylinder head is put into the present invention, location rhombus pin 38 under the underrun of cylinder head, following setting circle pin 39 is positioned at the upside of bottom surface bushing plate 32, end face bushing plate 31 passes 4 double-screw bolts 310 and is pressed on the diesel engine cylinder head, by last alignment pin 9, last chamfered edge pin 10 makes end face bushing plate 31 location, compress cylinder head by 4 hex nuts 37 and screwing of double-screw bolt 310 again, cylinder head just is subjected to the constraint fully of drill jig like this, at this moment, end face bushing plate 31 is vertical with the main shaft of radial drilling machine, can finish the processing in cylinder head end face hole by the hole on the end face bushing plate 31.
As shown in Figure 4, when processing the hole of cylinder head leading flank, under state shown in Figure 2, extract holding pin 6, rotate handwheel 604, worm screw 602 rotations, worm gear 603 rotations that drive is engaged with make pivoted frame 21 be rotated counterclockwise 90 ° around the X-X axle, in locating hole VII215 and the locating hole II12 on the base 1 on the holding pin 6 reeve pivoted frames 21, pivoted frame 21 is fixedlyed connected with base 1, at this moment, leading flank bushing plate 33 is vertical with the main shaft of radial drilling machine, can finish the processing of cylinder head front side face.In like manner, under state shown in Figure 4 pivoted frame 21 is turned clockwise 180 ° around the X-X axle, trailing flank bushing plate 34 just can be finished the processing of cylinder head rear side face up.
As shown in Figure 6, when processing the hole of cylinder head prism, extract latch 7 under state shown in Figure 2, with the spindle nose of spanner rotating vertical shaft 501, the tooth that drives the big end cylindrical of the dead ring 222 that is engaged with by pinion 502 rotates, dead ring 222 drives rotating disk 221 and rotates, make rotating disk 221 be rotated counterclockwise 90 ° around the Z-Z axle, at this moment, the locating hole XI220 on the rotating disk 221 forwards second quadrant to from first quartile, plug latch 7, rotating disk 221 is fixedlyed connected with pivoted frame 21; Extract holding pin 6 again, rotate handwheel 604, with pivoted frame 21 around X-X axle certain angle that turns clockwise, locating hole IX217 on the pivoted frame 21 is corresponding with the locating hole III13 on the base 1 at this moment, holding pin 6 is inserted in the corresponding hole, pivoted frame 21 and base 1 relative fixed, this moment, prism bushing plate 36 was vertical with the main shaft of radial drilling machine, finished the processing in hole on the cylinder head prism by the hole on the prism bushing plate 36.In like manner, under state shown in Figure 2 rotating disk 221 is turned clockwise 90 ° around the Z-Z axle, then pivoted frame 21 is clockwise rotated 90 ° around the X-X axle, at this moment, side I bushing plate 35 is vertical with the main shaft of radial drilling machine, can finish the processing in I hole, cylinder head side.In a word, as long as by rotation combination, can finish the evolution of six machined surfaces of cylinder head around X-X axle and Z-Z axle.
The also replaceable bushing plate of the present invention is processed dissimilar cylinder heads.
In addition to the implementation, the present invention can also have other embodiments, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of requirement of the present invention.
Claims (6)
1. a tool for machining diesel engine cylinder head hole is characterized in that: comprise base, tumbler, drill jig mechanism; Described tumbler is arranged in the base, comprises pivoted frame that rotates around the X-X axle and the vertical slew gear that rotates around the Z-Z axle, described pivoted frame both sides bearing pin I, bearing pin II respectively by bearings on base; Described vertical slew gear comprises rotating disk, dead ring, described rotating disk is arranged on described pivoted frame bottom upside, described dead ring is arranged on described pivoted frame bottom downside, and rotating disk is fixedlyed connected by several securing members with dead ring, and with the central through hole flexible connection of described pivoted frame; During boring, described pivoted frame one side is fixedlyed connected by holding pin, latch respectively with pivoted frame with base, rotating disk; Described drill jig mechanism is arranged on the base top, and fixedlys connected with described tumbler by several securing members; Described drill jig mechanism comprises the end face bushing plate; the bottom surface bushing plate; the leading flank bushing plate; the trailing flank bushing plate; side I bushing plate; the prism bushing plate; described leading flank bushing plate; the trailing flank bushing plate; side I bushing plate; the prism bushing plate is fixedlyed connected with each side of described bottom surface bushing plate respectively; described end face bushing plate and bottom surface bushing plate are provided with; following alignment pin; when clamping cylinder head; the end face bushing plate is pressed on the cylinder head upside by several securing members; described vertical slew gear downside is provided with gear drive, and described pivoted frame one side is provided with Worm wheel transmission mechanism.
2. tool for machining diesel engine cylinder head hole as claimed in claim 1 is characterized in that: described base side is provided with several locating holes.
3. tool for machining diesel engine cylinder head hole as claimed in claim 1 or 2 is characterized in that: described pivoted frame is
The shape structure, the bottom centre of described pivoted frame is provided with through hole, described pivoted frame side is respectively equipped with several locating holes, the position of described pivoted frame side locating hole is corresponding with the position of described base side locating hole, when processing the hole of each face on the cylinder head, holding pin passes base fixedlys connected with base with the pivoted frame corresponding positioning hole.
4. tool for machining diesel engine cylinder head hole as claimed in claim 3, it is characterized in that: described rotating disk and dead ring are the ladder flange arrangement, the rotating disk small end is fixedlyed connected with the dead ring small end, be connected on the central through hole of pivoted frame bottom, the small end cylindrical of rotating disk and dead ring and the central through hole matched in clearance of described pivoted frame, described rotating disk is provided with several locating holes, the position of this locating hole is corresponding with the position of described pivoted frame bottom locating hole, when processing the hole on the cylinder head, described rotating disk is fixedlyed connected with described pivoted frame by described locating hole, latch.
5. tool for machining diesel engine cylinder head hole as claimed in claim 1, it is characterized in that: described gear drive comprises the gear wheel that vertical shaft, pinion, the big end cylindrical of dead ring process, described vertical shaft passes the pivoted frame bottom, its upper end is the spindle nose that matches with spanner, fixedlys connected with pinion in the lower end; Described gear wheel is arranged on the outer rim of dead ring, described pinion and gear wheel engagement.
6. tool for machining diesel engine cylinder head hole as claimed in claim 1 is characterized in that: described Worm wheel transmission mechanism comprises bearing plate, worm screw, worm gear, handwheel, top chock, step; Described bearing plate is fixedlyed connected with described base one side, described top chock, step are fixedlyed connected with bearing plate, the two ends of described worm screw are installed in respectively in top chock, the step, handwheel is fixedlyed connected with the worm screw upper end, bearing pin I extends to the pivoted frame outside, described worm gear is fixedlyed connected with the extension of bearing pin I, the worm and wheel engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100171401A CN101733666B (en) | 2010-01-08 | 2010-01-08 | Tool for machining diesel engine cylinder head hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100171401A CN101733666B (en) | 2010-01-08 | 2010-01-08 | Tool for machining diesel engine cylinder head hole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101733666A CN101733666A (en) | 2010-06-16 |
| CN101733666B true CN101733666B (en) | 2011-06-08 |
Family
ID=42457972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010100171401A Expired - Fee Related CN101733666B (en) | 2010-01-08 | 2010-01-08 | Tool for machining diesel engine cylinder head hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101733666B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102363266A (en) * | 2011-10-18 | 2012-02-29 | 四川奥特附件维修有限责任公司 | Clamp and method for cutting and welding radiator |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101972866B (en) * | 2010-11-12 | 2012-05-23 | 吴江市菀坪镙丝厂 | Drilling tool of transmission arm |
| CN102069407A (en) * | 2010-12-29 | 2011-05-25 | 吴忠仪表有限责任公司 | Two-station hole lathing fixture of ordinary machine tool |
| CN102267056A (en) * | 2011-06-22 | 2011-12-07 | 镇江中船设备有限公司 | Cylinder unit rolling-over device |
| CN102601421B (en) * | 2012-03-07 | 2014-04-09 | 陈硕 | Use method of cylinder head guide column drilling rectifying tool |
| CN103143960A (en) * | 2013-03-11 | 2013-06-12 | 钱汝玉 | Box angle fine adjustment mechanism for universal fixture |
| CN103878545B (en) * | 2014-02-28 | 2016-08-17 | 济南中森机械制造有限公司 | A kind of multiaspect porous parts machining technique |
| CN104384947A (en) * | 2014-09-16 | 2015-03-04 | 芜湖市华益阀门制造有限公司 | Rising stem support clamp for dual-head drilling |
| CN104607972B (en) * | 2014-12-10 | 2017-08-29 | 陶伟珍 | A kind of fixture of energy automatic turning machining piston cooling nozzles body opening |
| CN104972161A (en) * | 2015-07-29 | 2015-10-14 | 陕西柴油机重工有限公司 | Machining method and device of diesel engine cylinder hole surface auxiliary hole |
| CN105127485B (en) * | 2015-08-06 | 2017-10-10 | 平阳县泰星传动机械有限公司 | Bore template |
| CN107088670A (en) * | 2017-06-15 | 2017-08-25 | 徐州世通重工机械制造有限责任公司 | A kind of drill jig for being used to process special construction workpiece |
| CN112157455A (en) * | 2020-10-09 | 2021-01-01 | 霍山嘉远智能制造有限公司 | Rocker drill rotation angle tool |
| CN112809389B (en) * | 2020-12-30 | 2023-02-10 | 福建钜丰汽车配件有限公司 | Efficient piston drilling and boring integrated machine |
| CN114654278B (en) * | 2022-05-24 | 2022-09-06 | 成都航利航空科技有限责任公司 | Machining tool and machining method for aero-engine adjusting sheet |
| CN115156938B (en) * | 2022-08-23 | 2024-05-24 | 天津市得众天成科技发展有限公司 | Frock clamp with automatic clamping function |
| CN115837592B (en) * | 2023-02-21 | 2023-09-26 | 成都航利航空科技有限责任公司 | Machining tool and method for rocker arm of aero-engine |
-
2010
- 2010-01-08 CN CN2010100171401A patent/CN101733666B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102363266A (en) * | 2011-10-18 | 2012-02-29 | 四川奥特附件维修有限责任公司 | Clamp and method for cutting and welding radiator |
| CN102363266B (en) * | 2011-10-18 | 2014-05-14 | 四川奥特附件维修有限责任公司 | Radiator cutting and welding clamp and method for cutting and welding radiator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101733666A (en) | 2010-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101733666B (en) | Tool for machining diesel engine cylinder head hole | |
| CN201645175U (en) | Crankshaft and crank processing device for lathe | |
| CN102366900B (en) | Rotary clamp for lathe | |
| CN109079204B (en) | A kind of engine nozzle ring inclined-hole jig | |
| CN108480923B (en) | Method for precisely machining large thin-wall revolving body part | |
| US10040130B2 (en) | Steering spindle repair kit and associated apparatus and methods | |
| CN205165949U (en) | Boring machine of area tune alignment | |
| CN103894800A (en) | Candan universal joint fork processing method and fixture of candan universal joint fork | |
| CN102357805A (en) | Rotating operating platform | |
| CN201442194U (en) | Rotary workbench | |
| CN209207049U (en) | A kind of auxiliary machining device of bearing block cast aluminium part | |
| CN103358157A (en) | Fixture for machining eccentric rotary bodies | |
| CN104985401B (en) | Section fork processing method | |
| CN211516802U (en) | Rotary tool for drilling steering knuckle | |
| CN113547362A (en) | Method and tool for unifying turning and milling machining benchmarks | |
| CN206484064U (en) | A kind of clamping device of the brill circumferential apertures of workpiece | |
| CN106346054A (en) | Clamping device for drilling circumferential holes in workpiece and machining method | |
| CN102896364A (en) | Hole machining drilling jigof air cylinder cover of diesel engine | |
| CN216097734U (en) | Tool for unifying turning and milling machining benchmarks | |
| CN102653060B (en) | Balance block drilling and milling combined clamp and drilling and milling method thereof | |
| CN202292104U (en) | Rotating workbench | |
| CN108453507A (en) | Drilling and milling device for turning | |
| CN204725127U (en) | A kind of disk machine for processing joint fork splined hole | |
| CN203726184U (en) | Biaxial member special turning fixture | |
| CN208322673U (en) | Drilling and milling device for turning |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 | ||
| ASS | Succession or assignment of patent right |
Owner name: CSSC MARINE POWER CO., LTD. Free format text: FORMER OWNER: ZHENJIANG CME CO., LTD. Effective date: 20140603 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 212311 ZHENJIANG, JIANGSU PROVINCE TO: 212002 ZHENJIANG, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140603 Address after: Zhenjiang City, Jiangsu Province, the Yangtze River Road 212002 Runzhou District No. 402 Patentee after: Cssc Marine Power Co., Ltd. Address before: Zhenjiang City, Jiangsu Province, 212311 Kwun Tong Road No. 250 Patentee before: Zhenjiang Zhongchuan Equipment Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110608 Termination date: 20190108 |