CN103314169A - Loosening prevention safe lock - Google Patents
Loosening prevention safe lock Download PDFInfo
- Publication number
- CN103314169A CN103314169A CN201180002561XA CN201180002561A CN103314169A CN 103314169 A CN103314169 A CN 103314169A CN 201180002561X A CN201180002561X A CN 201180002561XA CN 201180002561 A CN201180002561 A CN 201180002561A CN 103314169 A CN103314169 A CN 103314169A
- Authority
- CN
- China
- Prior art keywords
- core
- pedestal
- lock core
- lock
- pellet
- 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
- 230000002265 prevention Effects 0.000 title abstract 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 73
- 239000008188 pellet Substances 0.000 claims description 49
- 210000002435 tendon Anatomy 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 10
- 230000003137 locomotive effect Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 7
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 230000003534 oscillatory effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C5/00—Fastening devices with bolts moving otherwise than only rectilinearly and only pivotally or rotatively
- E05C5/02—Fastening devices with bolts moving otherwise than only rectilinearly and only pivotally or rotatively both moving axially and turning about their axis to secure the wing
- E05C5/04—Fastening devices with bolts moving otherwise than only rectilinearly and only pivotally or rotatively both moving axially and turning about their axis to secure the wing performing both movements simultaneously, e.g. screwing into a keeper
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/20—Means independent of the locking mechanism for preventing unauthorised opening, e.g. for securing the bolt in the fastening position
- E05B17/2084—Means to prevent forced opening by attack, tampering or jimmying
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Patch Boards (AREA)
- Lock And Its Accessories (AREA)
Abstract
A loosening prevention safe lock includes a nut (1), a light elastic washer (3), a base (4) and a lock core (7). The end of the lock core (7) with a core thread segment (701) is nested in and extends through the base (4). The end is fixed and received in the base (4) by a flange (704) of the lock core (7). A spring (9) and a spring end (1001) of a pushbutton rod (10) are orderly nested in the core orifice of the lock core (7), and the rod key end (1005) of the pushbutton rod (10) protrudes from the core orifice. The end of the core orifice with a pin (8) leans against the inner surface of the base (4), and the other end leans against a shallow groove segment (1002) or a deep groove segment (1003) of the pushbutton rod (10). Both ends of the pin (8) respectively have arc shapes, and an arc groove is provided on the inner surface of the base (4) leaning against the pin (8). The lock core (7) does not be rotated and loosened when the loosening prevention safe lock is vibrated violently.
Description
Locking security lock technology field
It is a kind of locking safety lock the present invention relates to locomotive door lock.
Background technology
Existing locomotive door lock is mainly used in the metal panels such as train, triangular keyhole is typically provided in the pedestal of these locksets, lock core is connected with dead bolt, pass through triangle key rotation lock core, open and close door-plate, it has the characteristics of simple in construction, easy to install, production cost is low, is widely used in various kinds of vehicles.Other locomotive door locks are installed on door-plate OR gate frame, pass through the screw thread and door-plate of lock core（OR gate frame）Connection, rotating lock core makes door-plate depart from or be connected with doorframe, it reaches locking, vibrationproof, safe and stable effect by the screw thread of lock core and door-plate connected mode, it may have simple in construction, easy to install, the characteristics of production cost is low, be also widely used in various kinds of vehicles.But lock core in above two locomotive door lock structure is locking, vibrationproof, safe and stable property are poor, easily because lock core vibrates and causes lock core to rotate, lock core or dead bolt is set to depart from door-plate, when particularly vibrating larger oscillatory type plant equipment for motor-car, bullet train etc..
The content of the invention
To overcome above-mentioned deficiency, the purpose of the present invention is to provide a kind of locking safety lock to this area, it is solved existing like product security, technical problem of less stable in the oscillatory type plant equipment such as locomotive.The purpose is to what is be achieved through the following technical solutions.
A kind of locking safety lock, the safety lock includes nut, light-duty elastic washer, pedestal, lock core, and pedestal, which is provided with seat thread segment and keyhole, the keyhole of pedestal, is provided with lock core, and Pattern sections of the Zuo Luo of pedestal are provided with nut and light-duty elastic washer.Pedestal is installed on locomotive door-plate by the safety lock by nut, light-duty elastic washer, and lock core is connected with dead bolt, and key inserts the keyhole of pedestal, rotates lock core, drives dead bolt to rotate, and opens and closes locomotive door-plate；Or pedestal is installed on locomotive door-plate OR gate frame, the screw thread and door-plate of lock core（OR gate frame）Connecting hole alignment, key insert pedestal keyhole, rotate lock core, lock core open and close locomotive door-plate.
It is characterized in that the external diameter of the lock core is provided with convex tendon, the lock core external diameter of convex tendon side is provided with core thread segment, the lock core of opposite side is provided with core key end, core key end is provided with core bore, shell hole is provided between core thread segment and convex tendon, shell hole is communicated with core bore, is provided with shell hole in pellet, core bore and is provided with spring, button spindle；The spring terminal of described button spindle one end is inserted in spring, and the other end is bar key end, and spring terminal to the button spindle external diameter between bar key end is sequentially provided with crossing, deep trouth section, seal groove, seal groove and is provided with bar sealing ring；Bar sealing ring prevents dust from entering button spindle, the use of pellet in the core bore of lock core, influence core bore.The core thread segment end of the lock core is inserted in, through pedestal, is fixed, is stopped in pedestal by the convex tendon of lock core；Spring, the spring terminal of button spindle are inserted in the core bore of lock core successively, and the bar key end of button spindle is exposed to core bore；Pellet one end in core bore offsets with pedestal internal diameter, and the crossing or deep trouth end of the other end and button spindle offset；The two ends difference of pellet is curved, and pellet offsets with pedestal
The pedestal internal diameter at place is provided with deep-slotted chip breaker., dead bolt is fixedly installed on the core thread segment of lock core, and key inserts the core key end external diameter fit of the keyhole of pedestal, key and lock core；Key is pressed, spring stress is deformed upon, and button spindle is moved inward, the crossing of pellet and button spindle, which is fastened, becomes the deep trouth section fastening for turning to pellet and button spindle, and pellet departs from the deep-slotted chip breaker of pedestal internal diameter；Key is rotated, key band movable lock core is rotated, and lock core drives dead bolt to rotate；Key is extracted, spring drives button spindle to reset, and pellet comes back to the crossing of button spindle, and pellet reinserts the deep-slotted chip breaker of pedestal internal diameter, damping force is produced between pellet and pedestal, and lock core is rotated even with other instruments, and lock core will not also be rotated.Or omit dead bolt, the core thread segment and door-plate of lock core（OR gate frame）Connection, key is inserted according to above-mentioned principle, rotates lock core, the core thread segment and door-plate of lock core（OR gate frame）Depart from, door-plate is opened；The core thread segment of lock core and door-plate (OR gate frame）Connection, door-plate is closed.
Crossing and the deep trouth section of above-mentioned button spindle, spring, the two ends arc of pellet, the deep-slotted chip breaker of pedestal internal diameter, and coordinate the crossing and deep trouth section of button spindle to design by pellet, it is the locking safety device of the safety lock.Make the safety lock under violent vibration by the locking safety device, lock core will not also be rotated, loosened, only when pressing button spindle with key, can just rotate lock core；The locking safety device prevents the oscillatory type plant equipment such as locomotive during running at high speed, the potential safety hazard for loosening and causing suddenly.I.e. the safety lock is in nature, under the action of the spring, and button spindle is in lifting status, that is the bar key end of button spindle is exposed to the core bore state of lock core, and the crossing of button spindle aligns with pellet, and pellet can not retract, pellet is stuck in the deep-slotted chip breaker of pedestal, prevents lock core from rotating.When button spindle is pressed, the deep trouth section of button spindle is alignd with pellet, and pellet is freely slidable；During with key rotary locking cylinder, deep-slotted chip breaker of the pellet along pedestal is slided, and rotates freely lock core.
The nut, which is provided with screw hole, screw hole, is provided with interior hexagonal tapered end holding screw, and the tapered end of interior hexagonal tapered end holding screw is engaged with the seat thread segment of pedestal.After the seat thread segment of pedestal is by nut locking, interior hexagonal tapered end holding screw is rotated by die nut, the tapered end of interior hexagonal tapered end holding screw is engaged locking with the seat thread segment of pedestal.Seldom dismantled after being installed due to nut, which with reference to interior hexagonal tapered end holding screw, improves the stability of the safety lock, it is therefore prevented that the loosening of nut on the basis of nut, has reached the locking purpose of pedestal.
The deep-slotted chip breaker of the pedestal is in quincunx, and the quincunx design of deep-slotted chip breaker facilitates Pattern sections of Xin Luo and door-plate using lock core（OR gate frame）During connected mode, button spindle is pressed by key, rotated by key band movable lock core.
The core thread segment of the lock core uses trapezoidal thread, and trapezoidal thread lift angle is less than angle of friction.The Design of Screw Thread of the core thread segment makes the core thread segment of lock core have self-locking performance, further prevents the core thread segment and door-plate using lock core（OR gate frame）During connected mode, the loosening caused by vibration between lock core and door-plate.
The core key end of the lock core is in polygon, core key end i.e. such as lock core is designed as triangle, the key insertion pedestal at triangular groove end, the triangular groove of key and the triangular core key end external diameter fit of lock core, you can lock core is rotated after key by pressing.
The lock core is correspondingly provided with pellet, lock core symmetrical bullet more than two at least provided with symmetrical shell hole more than two respectively in shell hole
Hole is designed, and improves the stability of lock core.
Convex tendon side lock core is provided with shell hole on the lock core, and the junction of convex tendon and pedestal is provided with pellet back-up ring.Above-mentioned design makes also to produce damping force between pellet back-up ring and pellet, improves limit function of the pellet on button spindle during crossing；Meanwhile, pellet back-up ring facilitates the lock core with pellet and is fitted into pedestal, improves stability of the pellet in shell hole.
The lock core is provided with seat sealing ring with pedestal junction, and seat sealing ring prevents dust from entering by the gap between pedestal and lock core inside door-plate.The keyhole internal diameter aperture of pedestal is provided with elastic spring, and elastic spring prevents lock core from being taken out from pedestal.
Little spring is provided between the internal diameter of the pellet and pedestal.When key presses button spindle, little spring further facilitates the deep trouth section of pellet insertion button spindle；When button spindle resets, pellet is supported go back to original position by the crossing of button spindle, and little spring stress is deformed upon.
The core thread segment external diameter of the lock core is provided with clamp ring, lock core is fixed on pedestal by clamp ring, and ensure the rotation of lock core.
The present invention is reasonable in design, simple in construction, installs, easy to use, has a wide range of application, security, stability are good, it is adaptable to the various kinds of vehicles such as motor-car, bullet train, and the similar metal such as oscillatory type plant equipment door.
Brief description of the drawings
Fig. 1 is the configuration schematic diagram of the present invention.
Fig. 2 is the dimensional structure diagram of the present invention.
Fig. 3 is the pedestal plug face structural representation of the present invention, has made A-A Section lines in figure.
Fig. 4 is to have made to confine at B-B Section lines, A, B in Fig. 3 A-A cross section structure diagrams, figure, and lock core is closed mode.
Fig. 5 is Fig. 3 A portions mplifying structure schematic diagram.
Fig. 6 is Fig. 3 B portions mplifying structure schematic diagram.
Fig. 7 is confined at C in Fig. 4 B_B cross section structure diagrams, figure.
Fig. 8 is Fig. 7 C portions mplifying structure schematic diagram.
Fig. 9 is Fig. 8 lock core opening structural representation.
Figure 10 is Fig. 3 lock core opening structural representation.
Figure number and title：1, nut, 2, interior hexagonal tapered end holding screw, 3, light-duty elastic washer, 4, pedestal, 401, seat thread segment, 402, keyhole, 5, seat sealing ring, 6, pellet back-up ring, 7, lock core, 701, core thread segment, 702, core key end, 703, shell hole, 704, convex tendon, 8, pellet, 9, spring, 10, button spindle, 1001, spring terminal, 1002, crossing, 1003, deep trouth section, 1004, seal groove, 1005, bar key end, 11, bar sealing ring, 12, elastic spring, 13, key.
Embodiment,
In conjunction with accompanying drawing, to present invention assembling and using being further described.As shown in Figure 1, Figure 2, Figure 4 shows, the seat thread segment 401 of light-duty elastic washer 3, nut 1 successively from the one end of pedestal 4 is inserted in pedestal, and the nut provided with interior hexagonal tapered end holding screw 2 screws in the seat thread segment of pedestal.The seat thread segment aperture of pedestal internal diameter sets seat sealing ring 5, the side lock core of 704-side core of convex tendon thread segment 701 of lock core 7 is respectively symmetrically provided with shell hole 703, pellet 8 is set respectively in shell hole, pellet back-up ring 6 is inserted in lock core from core thread segment, the convex tendon of pellet back-up ring and lock core is fastened, and pellet is fixed on lock core.The seal groove 1004 of the external diameter of button spindle 10 is built into bar sealing ring 11, spring 9, the spring terminal 1001 of button spindle insert the core bore of core key end 702 on lock core successively, lock core with spring, button spindle, it is inserted in from the core thread segment of lock core, through pedestal, the core thread segment of lock core exposes pedestal, lock core, and is fixed, is stopped in pedestal by the convex tendon of lock core.Because core bore is communicated with shell hole, lock core loads after pedestal, press the button spindle on lock core, when the sound for hearing " touching ", the arcwall face of pellet one end inserts the deep-slotted chip breaker of pedestal internal diameter, the crossing 1002 or deep trouth section 1003 of the arcwall face insertion button spindle of the other end, the bar key end 1005 of button spindle is exposed to the core bore of lock core, and the lock core is to be securable in pedestal.Finally, as shown in fig. 6, setting elastic spring 12 in the aperture of keyhole 402 of pedestal, the safety lock can installation.
The core thread segment and the door-plate of locomotive that lock core is passed through with the safety lock（OR gate frame）Exemplified by connection.During installation, light-duty elastic washer and the nut on pedestal are removed, pedestal is inserted into door-plate（OR gate frame）Mounting hole, the seat thread segment of pedestal is inserted in light-duty elastic washer, and screws in nut.When pedestal by light-duty elastic washer, nut is fixed on door-plate（OR gate frame）Afterwards, by the interior hexagonal tapered end holding screw in die nut tightening nut, the tapered end of interior hexagonal tapered end holding screw and the seat thread segment of pedestal are locked.Now, the core thread segment and door-plate of lock core（OR gate frame）Connecting hole alignment, as shown in Fig. 4, Fig. 5, Fig. 7, Fig. 8, the arc tips of pellet one end insert the deep-slotted chip breaker of pedestal internal diameter, and the arcwall face of the other end inserts the crossing of button spindle, even if locomotive high vibration, lock core can not also be rotated.Key 13 inserts pedestal, the groove of key is inserted in the core key end external diameter of lock core, continue to press key, as shown in Figure 9, Figure 10, button spindle exposes the bar key end insertion core bore of core bore, spring is deformed upon, and pellet is transferred to insert the deep trouth section of button spindle by the crossing of insertion button spindle.Now, by key rotation lock core, pellet is slided in the quincunx deep-slotted chip breaker of pedestal internal diameter, the core thread segment and door-plate of lock core（OR gate frame）Connecting hole depart from, door-plate open；The core thread segment and door-plate of lock core（OR gate frame）Connecting hole connection, door-plate close.Key is extracted, as shown in Fig. 4, Fig. 5, Fig. 7, Fig. 8, spring drives button spindle to reset, pellet reinserts the crossing of button spindle, the state that opens or closes of door-plate keeps constant.
According to the structure and operation instruction of the above-mentioned safety lock, the architectural feature locked with reference to existing machinery sets little spring between pellet and pedestal, or the core thread segment of lock core is fixed on pedestal by clamp ring, also belongs to protection scope of the present invention.Meanwhile, according to the description of the invention described above, the apparent ground structure of those skilled in the art is made to the present invention and is improved, protection scope of the present invention will be also fallen into.
Claims (10)
- Claims1. a kind of locking safety lock, the safety lock includes nut（1), light-duty elastic washer（3), pedestal（4), lock core（7), pedestal is provided with seat thread segment（And keyhole 401)（402) lock core, is provided with the keyhole of pedestal, the seat thread segment of pedestal is provided with nut and light-duty elastic washer；It is characterized in that：The lock core（7) external diameter is provided with convex tendon（704), the lock core external diameter of convex tendon side is provided with core thread segment（701), the lock core of opposite side is provided with core key end（702), core key end is provided with core bore, and Pattern sections of Xin Luo are provided with shell hole between convex tendon（703), shell hole is communicated with core bore, and pellet is provided with shell hole（8) spring, is provided with core bore（9), button spindle（10);The spring terminal of described button spindle one end（1001) spring is inserted in, the other end is bar key end（1005), spring terminal to the button spindle external diameter between bar key end is sequentially provided with crossing（1002), deep trouth section（1003), seal groove（1004) bar sealing ring, is provided with seal groove（11 );The core thread segment end of the lock core is inserted in, through pedestal（4), fixed, be stopped in pedestal by the convex tendon of lock core；Spring, the spring terminal of button spindle are inserted in the core bore of lock core successively, and the bar key end of button spindle is exposed to core bore；Pellet one end in core bore offsets with pedestal internal diameter, and the crossing or deep trouth end of the other end and button spindle offset；The two ends difference of pellet is curved, and the offset pedestal internal diameter at place of pellet and pedestal is provided with deep-slotted chip breaker.2. locking safety lock according to claim 1, it is characterised in that the nut（1) it is provided with screw hole, screw hole and is provided with interior hexagonal tapered end holding screw（2), the tapered end and pedestal of interior hexagonal tapered end holding screw（4) seat thread segment（401) engage.3. locking safety lock according to claim 1, it is characterised in that the pedestal（4) deep-slotted chip breaker is in quincunx.4. locking safety lock according to claim 1, it is characterised in that the lock core（7) Pattern sections of Xin Luo（701) trapezoidal thread is used, trapezoidal thread lift angle is less than angle of friction.5. locking safety lock according to claim 1, it is characterised in that the lock core（7) core key end（702) it is in polygon.6. the locking safety lock according to claim 1, it is characterised in that the lock core（7) at least provided with symmetrical shell hole more than two（703), pellet is correspondingly provided with respectively in shell hole（8).7. locking safety lock according to claim 1, it is characterised in that the lock core（7) convex tendon on（704) side lock core is provided with shell hole（703), convex tendon and pedestal（4) junction is provided with pellet back-up ring（6).8. locking safety lock according to claim 1, it is characterised in that the lock core（And pedestal 7)（4) junction is provided with seat sealing ring（5), the keyhole of pedestal（402) internal diameter aperture is provided with elastic spring（12).9. locking safety lock according to claim 1, it is characterised in that the pellet（And pedestal 8)（4) little spring is provided between internal diameter.10. the locking safety lock according to claim 1, it is characterised in that the lock core（7) core thread segment（701) external diameter is provided with clamp ring.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2011/000271 WO2012113094A1 (en) | 2011-02-22 | 2011-02-22 | Loosening prevention safe lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103314169A true CN103314169A (en) | 2013-09-18 |
| CN103314169B CN103314169B (en) | 2015-08-19 |
Family
ID=46720062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180002561.XA Active CN103314169B (en) | 2011-02-22 | 2011-02-22 | Locking safety lock |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103314169B (en) |
| WO (1) | WO2012113094A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266071A (en) * | 2017-12-12 | 2018-07-10 | 宁波生久柜锁有限公司 | Skirtboard screw fastening |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2538696A (en) * | 2015-02-13 | 2016-11-30 | Rsbp Ltd | Panel lock |
| CN110145170A (en) * | 2019-07-02 | 2019-08-20 | 林旭文 | Lockset with door handle clutch structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2738649B2 (en) * | 1994-03-18 | 1998-04-08 | 株式会社サンポウロック | Handle lock |
| CN2437801Y (en) * | 2000-08-17 | 2001-07-04 | 戴立强 | Anti-theft lock |
| DE20102793U1 (en) * | 2001-02-14 | 2001-07-19 | Jul Niederdrenk Gmbh & Co Kg | Cylinder lever lock |
| CN2755233Y (en) * | 2004-12-07 | 2006-02-01 | 林雨彤 | Cylindrical lock with identifier |
| CN201262000Y (en) * | 2008-09-27 | 2009-06-24 | 姚春良 | Rotating tightening type electric cabinet lock |
| CN101942933A (en) * | 2010-08-20 | 2011-01-12 | 青岛澳柯玛股份有限公司 | Safety lock |
-
2011
- 2011-02-22 WO PCT/CN2011/000271 patent/WO2012113094A1/en active Application Filing
- 2011-02-22 CN CN201180002561.XA patent/CN103314169B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2738649B2 (en) * | 1994-03-18 | 1998-04-08 | 株式会社サンポウロック | Handle lock |
| CN2437801Y (en) * | 2000-08-17 | 2001-07-04 | 戴立强 | Anti-theft lock |
| DE20102793U1 (en) * | 2001-02-14 | 2001-07-19 | Jul Niederdrenk Gmbh & Co Kg | Cylinder lever lock |
| CN2755233Y (en) * | 2004-12-07 | 2006-02-01 | 林雨彤 | Cylindrical lock with identifier |
| CN201262000Y (en) * | 2008-09-27 | 2009-06-24 | 姚春良 | Rotating tightening type electric cabinet lock |
| CN101942933A (en) * | 2010-08-20 | 2011-01-12 | 青岛澳柯玛股份有限公司 | Safety lock |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266071A (en) * | 2017-12-12 | 2018-07-10 | 宁波生久柜锁有限公司 | Skirtboard screw fastening |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103314169B (en) | 2015-08-19 |
| WO2012113094A1 (en) | 2012-08-30 |
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| ASS | Succession or assignment of patent right |
Owner name: NINGBO SHENGJIU DRAWER LOCK CO., LTD. Free format text: FORMER OWNER: YAO CHUNLIANG Effective date: 20150703 |
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Effective date of registration: 20150703 Address after: 315423, Zhejiang City, Ningbo province Yuyao City, great saphenous town Ba Bridge Village Applicant after: Ningbo Shengjiu Cabinets Lock Co., Ltd. Address before: 315423, Ningbo, Zhejiang province Yuyao City, great saphenous town bachelor Bridge Village Ningbo long cabinet lock Co., Ltd. Applicant before: Yao Chunliang |
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Effective date of registration: 20180605 Address after: 266000 unit 1, unit 3, building 280, Tai Liu Road, Shibei District, Qingdao, Shandong, 1 Units Patentee after: Qingdao Sheng long railway track equipment Co., Ltd. Address before: 315423 Ningbo County, Zhejiang province Yuyao City Patentee before: Ningbo Shengjiu Cabinets Lock Co., Ltd. |
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Effective date of registration: 20210409 Address after: 315423 No.1, Shengjiu Road, industrial park, Dayin Town, Yuyao City, Ningbo City, Zhejiang Province Patentee after: Ningbo Shengjiu Cabinet Lock Co.,Ltd. Address before: 266000 unit 1, unit 3, building 280, Tai Liu Road, Shibei District, Qingdao, Shandong, 1 Units Patentee before: QINGDAO SHENGJIU RAILWAY TRACK EQUIPMENT Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 315423 No.1, Shengjiu Ring Road, industrial park, Dayin Town, Yuyao City, Ningbo City, Zhejiang Province Patentee after: Ningbo Shengjiu Technology Co.,Ltd. Address before: 315423 No.1, Shengjiu Road, industrial park, Dayin Town, Yuyao City, Ningbo City, Zhejiang Province Patentee before: Ningbo Shengjiu Cabinet Lock Co.,Ltd. |