CN2713688Y - Universal plug with ground connection - Google Patents
Universal plug with ground connection Download PDFInfo
- Publication number
- CN2713688Y CN2713688Y CN 200420018085 CN200420018085U CN2713688Y CN 2713688 Y CN2713688 Y CN 2713688Y CN 200420018085 CN200420018085 CN 200420018085 CN 200420018085 U CN200420018085 U CN 200420018085U CN 2713688 Y CN2713688 Y CN 2713688Y
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- pair
- ground pin
- revolution
- ground connection
- plug
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Abstract
The utility model discloses a universal plug with ground connection, and the utility model is characterized in that a pair of power pins are distributed in a pair of gyratory insulating columns and are higher than a base part. Hook parts of the left and the right of a spring plate are respectively inserted in the convex part holes of the gyratory insulating columns of a convex part on the gyratory insulating columns; a pair of power gyration shafts fixed in a left fixing part and a right fixing part are connected with the other end of a pair of soft insulating wires; a grounding pin is contacted with the contact plate of the grounding pin, and the contact plate of the grounding pin is connected with a grounding connecting plate by a grounding gyration shaft. The grounding connecting plate, a grounding wire and an auxiliary grounding wire are connected, and a pair of power pins after combination are respectively inserted in the semi-circle of the lower insulating cover of the lower insulating cover. A gyration bolt passes through a grounding pin hole and the contact plate hole of the pin used for grounding, and the gyration bolt passes through the middle of the two gyration insulating columns, the spring plate and the inner hole of the lower insulating cover. Then, a pad slice and a spring ring are sheathed on the gyration bolt, and the gyration bolt is clamped in a recess of the lower part of the gyration bolt by a spring loop. Thus, the movable part and the fixing part of the plug has possible gyration and difficult electric shock.
Description
Technical field:
The utility model belongs to a kind of band ground pin, especially belong to a kind of with grounding receptacle and the band ground pin that all is not suitable for grounding receptacle, and the oblique flat plug of a pair of power supply of band ground connection becomes the parallel plug of a pair of mains side of not being with ground connection, band ground connection or can not turn round with the plug movable part and the fixed part of ground connection.
Background technology:
Band ground pin (flat plug, round plug etc.) and socket was when slotting in the past, socket must have the socket of ground connection could be to inserting, and the flat socket of band ground connection, can only with the flat plug of band ground connection to inserting, the round socket of band ground connection, can only with the round plug of band ground connection to inserting, and the plug of band ground connection can't with not with the socket of ground connection to inserting; Even the grounding receptacle of existing part band can be to inserting to the band ground pin, but because of a pair of mains side of band ground connection flat plug is oblique, and a pair of mains side of band ground connection round plug is circular (and band parallel shape), so the mains side socket of two kinds of sockets that all are suitable for must be very big, socket is very big, and dust enters socket easily, causes conducting electricity bad, produce heating, fire occurs.Because of the socket mouth is very big, child's little finger or other conducting objects are inserted easily, and it is dangerous to produce conduction.Behind band ground pin insertion socket, header body and cable and wire have added certain length and weight, produces tiltedly behind the plug insertion socket, cause contact area to reduce, produce and get an electric shock or heating, exposed length is long, can artificially produce collision, come off, influence operate as normal.
Summary of the invention:
The purpose of this utility model is to overcome above-mentioned shortcoming, and a kind of multi-functional universal plug with ground connection is provided.The purpose of this utility model is to realize like this, described universal plug with ground connection, its architectural feature is for comprising a pair of power plug and a band ground pin in its structure, also comprise rear portion insulation handle part, the top insulating lid, the bottom insulating lid, the revolution bolt, the revolution insulated column, latch plate, the ground connection boost line, the three-core cable electric wire, the ground pin contact plate, pad, spring coil, ring spring, the insulation cord, fixed part, movable part and earth lug, a pair of power plug is spaced apart in a pair of revolution insulated column and be higher than base portion, a protuberance is respectively arranged on a pair of revolution insulated column, a hole is respectively arranged in the protuberance, and the hook portion about latch plate is inserted in the revolution insulated column protuberance hole of the protuberance on the revolution insulated column separately; The rear portion of a pair of power plug is connected with a pair of soft insulated electric conductor, and a pair of power supply gyroaxis is connected with a pair of soft insulated electric conductor other end, and a pair of power supply gyroaxis is fixed in the fixed part of the left and right sides, and the power supply gyroaxis is a little more than the inside portion of left and right sides fixed part; The three-core cable electric wire is fixed in the rear portion insulation handle part; Ground pin and the setting spaced apart of a pair of power plug at grade or spaced apart being arranged on not on the coplanar and are higher than base portion; The ground pin rear portion contacts with the ground pin contact plate, and the ground pin contact plate is connected by the ground connection gyroaxis with earth lug, and earth lug links to each other with earth connection and ground connection boost line; A pair of power plug behind the composition inserts respectively in the bottom insulating lid semicircle of bottom insulating lid, and a pair of recess in the insulating lid of bottom is to last a pair of power supply gyroaxis, and a pair of semicircle on the insulating lid of top and bottom insulating lid semicircle are to last; The ground pin contact plate is positioned in the insulating lid hole, top, and the ground pin contact plate is aimed in the ground pin hole on the ground pin; The revolution bolt passes the ground pin hole and contacts plate hole with earthy latch, and passes two revolution insulated columns middle and latch plate and bottom insulating lid endoporus behind the composition, overlaps Upper gasket, spring coil again, is clipped in the revolution bolt lower recess with ring spring.
The utility model is for the plug utilization revolution bolt of band ground connection and recessed (protruding) portion of earth contact plate, protruding (recessed) portion of bottom, ground pin rear portion, latch plate and revolution insulated column, pad, spring coil and ring spring reach up and down, and insulating lid fixes the plug of being with ground connection, when rotation revolution bolt reaches desired location, recessed (protruding) portion of earth contact plate reaches fixing, ground pin leaves the same plane while of power plug, protuberance on the revolution insulated column drives latch plate, a pair of power supply oblique cutting pin becomes parallel latch, insert not socket with ground connection, a pair of power supply oblique cutting pin itself is exactly a pair of revolving body, a pair of power supply to the band grounding receptacle is parallel latch, the same can the insertion of a pair of power supply oblique cutting pin, for the distance between a pair of power plug and shape not simultaneously, can drive latch plate by the protuberance on the revolution bolt equally and change its distance and shape, under another effect to conductive shaft and one band grounding shaft (three axles on the same straight line and can be in any direction), band ground connection or may with the plug movable part and the fixed part revolution of ground connection.Round plug or ground pin circle for band ground connection, during the parallel shape of a pair of power plug, because of a pair of power supply oblique cutting pin need not turn round, touch face butt joint so can directly be coupling the rear portion of a pair of power plug with power supply, this patent up and down between the insulating lid both movable connection also can be made into one.And a pair of power supply gyroaxis and ground connection gyroaxis are arranged on same the straight line of either direction.
The utility model can also be band ground connection or not with installed with signal light on the possible plug of ground connection and movable part and fixed part revolution, switch and socket, can also ground pin in the middle of a pair of power plug or rightabout or the inside indentation of ground pin can reach the oblique cutting pin of being with ground connection and earth-free and the plug capable latch that flattens equally, and be with ground pin or be not with the ground pin movable part and fixed part revolution possibility, for in the middle of a pair of power plug between latch or rightabout or the inside indentation of ground pin, the shortcoming of these two kinds of method maximums is whether ground pin inserts in the socket of being with ground connection and can't really allow, consideration on safety adds indicator light in addition really to be allowed, because of this ground pin is a rotary type, on a pair of power plug top, ground connection place rotation axis passed through in the middle of the power plug, ground pin 360 degree revolutions may, on the revolution bolt arrow is arranged, ground pin all comes into plain view in that position, the plug of band ground pin and not with the plug of ground pin to being with grounding receptacle and not being with grounding receptacle all can use, insert when not being with grounding receptacle to need the ground connection butt joint, utilize the auxiliary earth line butt joint on the plug, the anterior joint of auxiliary earth line can be used enclosed terminal or open type terminal or wafer type connection etc.
The utility model can also be band ground connection or with movable part on the plug of ground connection and fixed part revolution possibility; movable part latch face is at grade when being with ground pin during revolution; rear portion band arc or semicircle; arc or the semicircle obstruction that provides at grade latch face not to be subjected to fixed part when revolution are provided in the front of left and right sides fixed part; because of wearing arc or semicircle before the fixed part of the left and right sides; for a pair of power plug directly docks with a pair of power supply axle; revolution a pair of power plug when certain angle may expose the sub-fraction power plug; expose sub-fraction power plug place and put the insulation telescoping tube, reach protection; preventing to get an electric shock may.
The utility model can also be band ground connection or not with plug installed with signal light, switch and the socket of ground connection and body movable part and fixed part, its indicator light, switch and socket are one or more, its socket, band grounding receptacle, be not with that grounding receptacle, circle are inserted, flat oblique cutting, flat row are inserted, auxiliary earth line, earth stud etc.
Advantage of the present utility model is the plug (round plug of a band ground connection, flat oblique cutting head, flat capable plug etc.) be used in the socket of band ground connection and simultaneously not with the socket of ground connection, and be with ground pin or be not with ground pin body movable part and fixed part revolution possibility, because of turning round possibility, it is short to insert the distance of being exposed behind the socket, alleviate the weight of live line, the conduction latch is difficult for making the weight of itself to produce tiltedly, be difficult for the exposed portions serve latch, be difficult for reducing contact area, be difficult for producing and get an electric shock or the heating possibility, because of the distance of exposing reduces, be difficult for running into because of artificially producing, come off, influence operate as normal.
Description of drawings:
Fig. 1 is for the utility model band ground pin or not with the stravismus state diagram of ground pin.
Fig. 1-1 for the utility model not with the front view of grounding receptacle.
Fig. 1-2 is the front view of the utility model band grounding receptacle.
Fig. 2 for the utility model band ground pin or not with ground pin can be from the formula structural representation.
The rotating side status figure of movable part when Fig. 3 is the utility model band ground pin.
Movable part rotating another side state diagram when Fig. 3-1 is the utility model band ground pin.
Fig. 4 is for the utility model band ground pin or not with the main TV structure schematic diagram of ground pin.
Fig. 4-1 for the utility model band ground pin or do not open with the bottom insulating lid of ground pin after structural representation.
Rotating positive state diagram before and after movable part and fixed part when Fig. 5 is not with ground pin for the utility model.
Rotating another side state diagram before and after movable part and fixed part when Fig. 5-1 is not with ground pin for the utility model.
Front view when Fig. 6 is the band ground connection of the utility model band ground pin.
The front view of Fig. 6-1 after the bottom insulating lid is opened during for the band ground connection of the utility model band ground pin.
Fig. 7 is for the utility model band ground pin or not with the winding diagram of ground pin.
Fig. 7-1 is the winding diagram after ground pin of the present utility model rotates 180 degree.
Fig. 8 is the band ground connection movable part of the utility model band ground pin and the positive state diagram after the fixed part revolution.
Fig. 8-1 is the band ground connection movable part of the utility model band ground pin and the another side state diagram after the fixed part revolution.
Fig. 9 is the band ground pin and the rotating state diagram of a pair of power plug of band ground pin of the present utility model.
Figure 10 is for the band ground pin of band ground pin of the present utility model and not with the state diagram of ground pin and movable part and fixed part revolution and indicator light, switch and socket.
Number in the figure explanation: 2-power plug, the 4-ground pin, 6-rear portion insulation handle part, 8-top insulating lid, 10-bottom insulating lid, 12-turns round bolt, and 14-turns round insulated column, the 16-latch plate, 18-ground connection boost line, 20-earth stud, 22-three-core cable electric wire, 24-ground pin contact plate, 26-ground pin contact plate indent (protruding) portion, the protuberance on the 28-revolution bolt, the arrow on the 30-revolution bolt, the 32-pad, 34-spring coil, 36-ring spring, the 38-cord that insulate, the 40-power line, the 42-earth connection, 44-fixed part, 46-movable part (top and the bottom insulating lid, power plug, ground pin etc.), 48-ground connection gyroaxis, the 50-indicator light, the 52-switch, 54-is with grounding receptacle, 56-ground pin lid, 58-power supply gyroaxis, 60-ground pin revolution arrow, 62-movable part and fixed part revolution arrow, 64-arrow A plug bottom surfaces, the gap that 66-arrow B plug upper side, 68-earth lug are passed through when the axle rotating part turns round from the rear portion, the 70-earth lug, 72-revolution bolt lower recess, 74-ground pin hole, the latch contact plate hole that 76-is earthy, 78-top insulating lid semicircle, 80-bottom insulating lid semicircle, 82-revolution insulated column protuberance, 84-revolution insulated column protuberance hole, the hook portion on the 86-latch plate, recess in the insulating lid of 88-bottom, insulating lid hole, 90-top, 92-bottom insulating lid endoporus, 94-revolution bolt rear orifice, 96-is with ground pin, and 98-is not with grounding receptacle.
Embodiment:
Below in conjunction with accompanying drawing the utility model is elaborated:
Shown in Fig. 2, Fig. 7, Fig. 7-1, band ground pin of the present utility model is by power plug 2, ground pin 4, rear portion insulation handle part 6, top insulating lid 8, bottom insulating lid 10, revolution bolt 12, revolution insulated column 14, latch plate 16, ground connection boost line 18, three-core cable electric wire 22, ground pin contact plate 24, ground connection gyroaxis 48 and power supply gyroaxis 58 constitute, a pair of power plug 2 is spaced apart in a pair of revolution insulated column 14, and is higher than base portion; A pair of power plug 2 is (oblique, parallel shape, circle etc.), each protuberance 82 on a pair of revolution insulated column 14, each hole 84 in the protuberance 82, the hook portion 86 of latch plate about 16 is inserted on the hole 84 of the protuberance 82 on the revolution insulated column 14 separately, the rear portion of a pair of power plug 2 is connected with soft insulated electric conductor 38 separately, because of the shape of power plug 2 decides also can directly link to each other with power supply gyroaxis 58, on a pair of power supply gyroaxis 58 and the cable and wire 22 separately power line 40 link to each other, available one-body molded or flexible connection, ground pin 4 and a pair of power plug 2 are at grade and spaced apart, and be higher than base portion, the other end of ground pin contact plate 24 links to each other on ground connection gyroaxis 48 with earth lug 70, also available soft insulated wire butt joint, the other end of earth lug 70 links to each other with earth connection 42 and ground connection boost line 18 on the three-core cable electric wire 22, the other end of ground connection boost line 18 can be used the enclosed terminal, opening terminal or folder terminal etc. put insulating case and be fixed in the rear portion insulation handle part 6, also can link to each other at other any ground connection place, a pair of power supply gyroaxis 58 and ground connection gyroaxis 48 are point-blank and can be in any direction, a pair of power plug 2 behind the composition inserts respectively in the bottom insulating lid semicircle 80 of bottom insulating lid 10,88 pairs of a pair of recesses in the insulating lid of bottom are gone up a pair of power supply gyroaxis 58, and insulation cord 38 has revolution leeway, on semicircle 80 pairs of on top insulating lid 8 a pair of semicircle 78 and the bottom insulating lid, ground pin contact plate 24 by insulating lid hole, top 90 and a little more than or and top insulating lid 8 be in equal height, ground pin contact plate 24 is aimed in ground pin hole 74 on the ground pin 4, revolution bolt 12 passes ground pin hole 74, earthy latch contact plate hole 76, pass again in the middle of the revolution insulated column 14 behind the composition, and above latch plate 16, pass bottom insulating lid endoporus 92 again, overlap Upper gasket 32 at last, spring coil 34, ring spring 36 is clipped on the revolution bolt lower recess 72, ground pin is as long as ground pin 4 or movable part 46 and fixed part 44 revolutions may, make which type of shape can, as Fig. 1, Fig. 1-1 is exactly one kind of; Also have ground pin lid 56 outward as ground pin among Fig. 1-2, indicate ground pin revolution arrow 60, movable part and fixed part revolution arrow 62 and arrow A plug bottom surfaces 64 and arrow B plug upper side 66.
Fig. 3, shown in Fig. 3-1, the front ground pin 4 of movable part 46 and a pair of power plug 2 are vertical with 44 one-tenth of fixed parts, base portion and fixed part side are in line, ground pin 4 up or the state diagram of below, ground pin 4 and a pair of power plug 2 are at grade, the top exceeds the base portion of insulating lid up and down, the bottom band semicircle of movable part 46 is easy to revolution, Fig. 4, what the ground pin 4 of band shown in Fig. 4-1 forwarded the back to faces state diagram up and down, ground pin 4 can turn round by 360 degree, pad 32 in protruding (recessed) (not having picture on the figure) of recessed (protruding) portion 26 during rotation on ground pin contact plate 24 and bottom, ground pin 4 rear portions and the revolution bolt 12, can reach rotary type under the effect of spring coil 34 fixes, when revolution bolt 12 rotates, drive the protuberance 28 on the revolution bolt 12 simultaneously, protuberance 28 drives the latch plate 16 on the revolution insulated column 14 simultaneously, a pair of power plug 2 becomes the pair of parallel latch from the oblique cutting pin under the effect of latch plate 16, when equally ground pin 4 being reverted back to band ground connection, a pair of power plug 2 is returned to original state under the effect of latch plate 16, movable part 46 and when fixing 44 revolutions, earth lug 70 reaches revolution by ground connection from the gap 68 that earth lug passes through when the axle rotating part turns round from the rear portion may, the gap be located at a left side or the right side can, the arrow 30 on the revolution bolt can judge whether ground pin 4 inserts in the socket.Be with ground pin or be not with ground pin before inserting socket, movable part 46 and fixed part 44 turn round possibility separately, after inserting socket, and fixed part 44 revolution possibilities.
Fig. 5, Fig. 5-1 is depicted as the rotating front elevation in movable part 46 front and back when not being with ground pin, this moment, a pair of power plug 2 was parallel latch, front view up and down and Fig. 4, Fig. 4-1 when Fig. 6, Fig. 6-1 is depicted as the band ground connection of being with ground pin are not with ground pin 4 similar, the a pair of power plug 2 with ground pin 4 is not parallel latch, and a pair of power plug 2 of band ground pin 4 is the oblique cutting pin; Be provided with revolution bolt rear orifice 94 among Fig. 4.
Front elevation after movable part 46 when Fig. 8, Fig. 8-1 is depicted as the band ground connection of being with ground pin and fixed part 44 revolutions, band ground pin 4 is on top and be with ground pin 4 in the bottom, Figure 9 shows that band ground pin 4 or be not with ground pin 4, the 4 rotating state diagrams of band ground pin, during ground pin 4 revolutions, drive a pair of power plug 2 revolutions or do not drive a pair of power plug revolution; Figure 10 shows that band ground pin 4 or not with the state diagram of tape light 50, switch 52 and socket on ground pin 4 and movable part 46 and the fixed part 44 rotating plugs, indicator light 50, switch and socket are several can, the shape of socket, the band grounding receptacle, when not being with grounding receptacle, round socket, flat socket etc. not to be with grounding receptacle ground connection, utilize ground connection boost line 18 to link to each other with earth stud 20; Fig. 1, Fig. 1-1 is depicted as the band ground pin or not with the stravismus state diagram of ground pin, and band grounding receptacle or not with the plane graph of grounding receptacle, band ground pin 96 inserts in the band grounding receptacle 54, latch 4 turns round time the bottom, a pair of oblique cutting pin 2 becomes parallel latch 2 insertions and is not with in the grounding receptacle 98, ground connection boost line 18 is connected on the earth stud 20, and fixed part 44 comes back rotation.
Use: band ground pin 96 (flat oblique cutting head, flat capable plug, round plug, the ground pin circle, a pair of power plug is parallel etc.) insert the socket 54 of band ground connection, insert back band ground pin 96 under the effect of movable part 46 and fixed part 44, on the fixed part 44, turning down may, during not with the supply socket 98 of ground connection, ground pin 4 turns round to the rear portion, a pair of power plug 2 becomes parallel latch from the oblique cutting pin simultaneously, do not aim at and insert with the supply socket 98 of ground connection, insert under the effect of back movable part 46 and fixed part 44, on the fixed part 44, turning down may, ground connection boost line 18 is connected on the earth stud 20, is with ground pin or is not with ground pin mainly to be used in family, the workshop, the building site, electric machine and computer etc.
Claims (4)
1, a kind of universal plug with ground connection, it is characterized in that comprising in its structure a pair of power plug (2) and a band ground pin (4), also comprise rear portion insulation handle part (6), top insulating lid (8), bottom insulating lid (10), revolution bolt (12), revolution insulated column (14), latch plate (16), ground connection boost line (18), three-core cable electric wire (22), ground pin contact plate (24), pad (32), spring coil (34), ring spring (36), insulation cord (38), fixed part (44), movable part (46) and earth lug (70), a pair of power plug (2) is spaced apart in a pair of revolution insulated column (14) and be higher than base portion, a protuberance (82) is respectively arranged on a pair of revolution insulated column (14), a hole (84) is respectively arranged in the protuberance (82), and the hook portion (86) about latch plate (16) is inserted in the revolution insulated column protuberance hole (84) of the protuberance (82) on the revolution insulated column (14) separately; The rear portion of a pair of power plug (2) is connected with a pair of soft insulated electric conductor (38), a pair of power supply gyroaxis (58) is connected with a pair of soft insulated electric conductor (38) other end, a pair of power supply gyroaxis (58) is fixed in the left and right sides fixed part (44), and power supply gyroaxis (58) is a little more than the inside portion of left and right sides fixed part (44); Three-core cable electric wire (22) is fixed in the rear portion insulation handle part (6); Ground pin (4) and a pair of power plug (2) setting spaced apart are at grade or spaced apartly be arranged on not on the coplanar and be higher than base portion, ground pin (4) rear portion contacts with ground pin contact plate (24), ground pin contact plate (24) is connected by ground connection gyroaxis (48) with earth lug (70), earth lug (70) links to each other with earth connection (42) and ground connection boost line (18), a pair of power plug (2) behind the composition inserts respectively in the bottom insulating lid semicircle (80) of bottom insulating lid (10), a pair of recess (88) in the insulating lid of bottom is to last a pair of power supply gyroaxis (58), a pair of semicircle (78) on the top insulating lid (8) and bottom insulating lid semicircle (80) are to last, ground pin contact plate (24) is positioned in the insulating lid hole, top (90), ground pin contact plate (24) is aimed in ground pin hole (74) on the ground pin (4), revolution bolt (12) passes ground pin hole (74) and contacts plate hole (76) with earthy latch, and pass in the middle of the revolution insulated columns of two behind the composition (14) and latch plate (16) and bottom insulating lid endoporus (92), overlap Upper gasket (32) again, spring coil (34) is clipped in the revolution bolt lower recess (72) with ring spring (36).
2, universal plug with ground connection according to claim 1 is characterized in that a pair of power supply gyroaxis (58) and ground connection gyroaxis (48) are arranged on same the straight line of either direction.
3, universal plug with ground connection according to claim 1 and 2, when it is characterized in that ground pin (4) is the rotation axis revolution with revolution bolt (12), protuberance (28) on the revolution bolt (12) can contact and drive latch plate (16) with latch plate (16), latch plate drives revolution insulated column (14) revolution, and drives a pair of power plug (2) simultaneously and turn round or change distance and shape between a pair of power plug (2).
4, universal plug with ground connection according to claim 1 and 2 or socket is characterized in that being with switch (52), indicator light (50), socket (54) and earth stud (20) are housed on the ground pin (96).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420018085 CN2713688Y (en) | 2004-05-12 | 2004-05-12 | Universal plug with ground connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420018085 CN2713688Y (en) | 2004-05-12 | 2004-05-12 | Universal plug with ground connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2713688Y true CN2713688Y (en) | 2005-07-27 |
Family
ID=34870364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420018085 Expired - Fee Related CN2713688Y (en) | 2004-05-12 | 2004-05-12 | Universal plug with ground connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2713688Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101662106B (en) * | 2008-09-09 | 2011-11-09 | 海洋王照明科技股份有限公司 | Explosion-proof connector |
| CN110901204A (en) * | 2019-11-30 | 2020-03-24 | 江苏远华轻化装备有限公司 | Be used for segmentation heating mechanism in warming mill |
-
2004
- 2004-05-12 CN CN 200420018085 patent/CN2713688Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101662106B (en) * | 2008-09-09 | 2011-11-09 | 海洋王照明科技股份有限公司 | Explosion-proof connector |
| CN110901204A (en) * | 2019-11-30 | 2020-03-24 | 江苏远华轻化装备有限公司 | Be used for segmentation heating mechanism in warming mill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050727 Termination date: 20100512 |