CN204511082U - Compact type luggage combination lock - Google Patents
Compact type luggage combination lock Download PDFInfo
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- CN204511082U CN204511082U CN201420864242.0U CN201420864242U CN204511082U CN 204511082 U CN204511082 U CN 204511082U CN 201420864242 U CN201420864242 U CN 201420864242U CN 204511082 U CN204511082 U CN 204511082U
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- lock
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- knob
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Abstract
Compact type luggage combination lock, its structure comprises latch hook and has the lock housing of accommodating cavity, lock housing is built-in with coded lock mechanism, key lock mechanism, Knob mechanisms and the snap close fastened with latch hook, key lock mechanism comprises lock dog and lock core, Knob mechanisms comprises knob body and moving block, built-in lock pin is in the lock core hole of knob body, lock core and lock dog clamping, lock dog comprises and is built in moving block, and with the holding section of lock core clamping, and expose to the catch portion of moving block, pass through rotational lock core, make coded lock mechanism releasing supporting the catch portion of lock dog, and then knob body can drive moving block to carry out rotation realization unblock.The utility model by built-in lock pin in knob body, namely be that knob body and lock core are integrated, thus make the structure of whole coded lock more compact, volume is more small and exquisite, the scope of application is more extensive, and knob is without the installing space outside occupying volume, knob is arranged on the limited coded lock of installing space easily.
Description
Technical field
The invention relates to coded lock technology field, is specifically related to a kind of compact type luggage combination lock be applied on case and bag.
Background technology
Coded lock is widely used in the various aspects in people's life because its performance easy to use, safe is higher, especially coded lock is applied on the case and bag that often need carry and go out, good anti-crafty anti-theft function can be played when case and bag carry or transport, luggage combination lock generally all can adopt numerical ciphers and key two kinds of modes any one carry out unblanking or locking, make luggage combination lock use more convenient, operation is more flexible, range of application is more extensive.
The structure of luggage combination lock generally comprises latch hook, the snap close fastened with latch hook, control latch hook and snap close to fasten or the coded lock controlling organization that departs from and key lock controlling organization, coded lock mechanism makes numerical ciphers correct and then can unblank by rotational password wheel, key lock mechanism by inserting key and then can unblanking in lock core, after employing numerical ciphers or key unlocking, latch hook and snap close are in departing buckling state, traditional design by pressing pushing, latch hook and snap close is departed from, but general pushing can only control being separated of one group of latch hook and snap close, for the luggage combination lock with many group latch hooks and snap close, then need to set up multiple pushing, this just adds complexity and the assembly difficulty of cipher lock structure virtually, and need to press multiple pushing just can unblank simultaneously, make the use of coded lock very inconvenient, therefore for solving the problem, now the pushing of coded lock is changed and be set to knob, namely can be controlled the folding of many group latch hooks and snap close by a knob simultaneously, simplify the structure of coded lock, also the use operation of coded lock is facilitated, but, coded lock of the prior art, knob is arranged independent of outside lock core and cipher wheel, such knob just needs to take the limited space resources of coded lock, and then make the structure of coded lock compact not, volume is larger, especially for the handled coded lock of band, due to the limited length between handle base, enough spaces are not just had for installing knob between handle base, which adds the difficulty that knob is set, knob does not have this problem of enough space mounting to be present in too on the comparatively small and exquisite coded lock of volume.
Summary of the invention
The object of the invention is for deficiency of the prior art, and provides a kind of and knob and lock core can be integrated, is convenient to knob and is arranged on the limited compact type luggage combination lock of installing space.
The object of the invention is achieved through the following technical solutions:
Compact type luggage combination lock is provided, comprise latch hook and the lock housing with accommodating cavity, described lock housing is built-in with coded lock mechanism, key lock mechanism, Knob mechanisms and the snap close fastened with described latch hook, described key lock mechanism comprises lock dog and the lock core with described lock dog clamping, the moving block that described Knob mechanisms comprises knob body and rotates with described knob body clamping and with knob body, described knob body offers the lock core hole for holding described lock core, described lock dog comprises and is built in described moving block, and with the holding section of described lock core clamping, and expose to the catch portion of described moving block, the lock dog spring supporting described lock dog towards lock core direction is also provided with in described moving block.
During locking state, described coded lock mechanism is supported residence and is stated catch portion, and described lock dog limits the rotation of described moving block.
During released state, rotational lock core or password are correctly to make described coded lock mechanism remove supporting described catch portion, and described knob body can drive moving block to rotate and unlock.
Wherein, the clutch block that can promote described lock dog and move towards the opposite direction of lock core is provided with between the holding section of described lock core and described lock dog.
Wherein, described moving block offers the open slot passed for described catch portion, is provided with the locking closure of the opening for covering described open slot between described knob body and described moving block.(locking closure is provided with the direction of rotation block with panel clamping)
Wherein, be also provided with coupling assembling in described lock housing, described moving block connects described snap close by described coupling assembling.
Wherein, described snap close comprises the first snap close and the second snap close, described coupling assembling comprises the first coupling assembling and the second coupling assembling, and described moving block connects described first snap close by described first coupling assembling, and described moving block connects described second snap close by described second coupling assembling.
Wherein, described first coupling assembling comprises the first brace and head rod, described second coupling assembling comprises the second brace and the second connecting rod, described moving block is provided with the first joint pin and the second joint pin, described first joint pin and the second joint pin are symmetrical set with the center of described moving block, one end of first brace connects the first joint pin, the other end of the first brace connects the first snap close by head rod, one end of second brace connects the second joint pin, and the other end of the second brace connects the second snap close by the second connecting rod.
Wherein, described snap close is provided with the jacking block holder of jacking block and the fixing described jacking block supporting described latch hook.
Wherein, described coded lock mechanism comprises activity template, lock and is built in the cipher wheel of described lock, tune code wheel assembly, wheel shaft and locking plate, and described tune code wheel assembly comprises to be adjusted code wheel, tune code bar and adjusts code spring.
Described wheel shaft is provided with flange, the wheel shaft being positioned at described flange side from inside to outside be arranged with described tune code spring, described tune code wheel and described cipher wheel, described tune code wheel is connected in described cipher wheel and rotates with described cipher wheel and rotate, the axle sleeve being positioned at described flange opposite side is provided with described tune code bar, the push rod of described tune code bar is arranged in the tune code holes of described lock, the two ends of described lock are all connected with dividing plate, and the two ends of described wheel shaft are individually fixed on the dividing plate at described lock two ends.
Described locking plate is located between described lock and described tune code wheel, the locking plate spring resetted for described locking plate is provided with between described locking plate and described lock, described tune code wheel is provided with draw-in groove, described locking plate is provided with the card convex with described draw-in groove clamping, described locking plate is also provided with the stop part of the described activity template motion of restriction, the first limiting section that described activity template includes reset portion, support with described stop part and the second limiting section supported with described catch portion, abut the activity template spring resetted for activity template between described reset portion with described lock housing.
During released state, proper password, adjusts the draw-in groove of code wheel to be connected in the card convex of locking plate, locking plate under the elastic force effect of locking plate spring on move the first limiting section of the stop part of locking plate and activity template is staggered.
When adjusting code, coded lock is in released state, promote to adjust code bar to make push rod be pushed into the tune code bit adjusting code holes, code bar is adjusted to promote to adjust code wheel towards the motion of tune code spring direction by wheel shaft, make tune code wheel completely and cipher wheel depart from, replacement password can be carried out by rotational password wheel, after resetting password, adjust code wheel to move to and cipher wheel clamping towards cipher wheel direction under tune code spring promotes.
Wherein, shell fragment is provided with between described cipher wheel and described lock.
Wherein, described lock housing is provided with handle base and is fixed on the handle on described handle base, be provided with the panel covered in described lock housing between described handle base, described panel is provided with the code hole passed for cipher wheel and the knob hole passed for knob body.
The beneficial effect of the invention:
The compact type luggage combination lock of the invention, by built-in lock pin in the lock core hole of knob body, lock core and lock dog clamping, lock dog comprise be built in moving block and with the holding section of lock core clamping, and expose to the catch portion of moving block, by rotational lock core, make coded lock mechanism releasing supporting the catch portion of lock dog, and then knob body can drive moving block to carry out rotating thus realize unlocking.Relative to prior art, the invention by built-in lock pin in knob body, namely be that knob body and lock core are integrated, thus make the structure of whole coded lock more compact, volume is more small and exquisite, the scope of application is more extensive, and knob is without the installing space outside occupying volume, and knob is arranged on the limited coded lock of installing space easily.
Accompanying drawing explanation
Accompanying drawing is utilized to be described further the invention, but the embodiment in accompanying drawing does not form any restriction to the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the following drawings.
Fig. 1 is the structural representation that the compact type luggage combination lock of the invention is fixed on casing.
Fig. 2 is the structural representation of the compact type luggage combination lock of the invention.
Fig. 3 is the decomposed structural representation of the compact type luggage combination lock of the invention.
Fig. 4 is the decomposition texture schematic diagram of the compact type luggage combination lock of the invention.
Fig. 5 is the structural representation that the key lock mechanism of the invention coordinates with Knob mechanisms.
Fig. 6 is the decomposition texture schematic diagram that the key lock mechanism of the invention coordinates with Knob mechanisms.
Fig. 7 is the structural representation of the coded lock mechanism of the invention.
Fig. 8 is the decomposition texture schematic diagram of the coded lock mechanism of the invention.
Include in Fig. 1 to Fig. 8:
Casing 1, latch hook 2, lock housing 3, first rotary spacing groove 30, second rotary spacing groove 31;
Snap close 4, jacking block 40, jacking block holder 41;
Lock dog 50, holding section 500, catch portion 501, lock core 51, clutch block 52, lock dog spring 53;
Knob body 60, lock core hole 600, moving block 61, open slot 610, first joint pin 611, second joint pin 612, locking closure 62, guide pad 620, compressing tablet 63;
Coded lock mechanism 7, activity template 70, reset portion 700, first limiting section 701, second limiting section 702, lock 71, tune code holes 710, cipher wheel 72, wheel shaft 73, flange 730, locking plate 74, card convex 740, stop part 741, locking plate spring 75, dividing plate 76, shell fragment 77;
Adjust code wheel 80, draw-in groove 800, adjust code bar 81, push rod 810, adjust code spring 82;
First brace 9, head rod 10, second brace 11, second connecting rod 12, handle 13, handle base 14, panel 15.
Detailed description of the invention
With the following Examples the invention is further described.
The detailed description of the invention of a kind of compact type luggage combination lock of the invention as shown in Figure 1, comprise latch hook 2 and the lock housing 3 with accommodating cavity, latch hook 2 is fixed on a folding side of casing, lock housing 3 is fixed on another folding side of casing, the snap close 4 that lock housing 3 is built-in with coded lock mechanism 7, key lock mechanism, Knob mechanisms and fastens with described latch hook 2.For improving password locking safety, latch hook 2 comprises the first latch hook and the second latch hook, and the two ends of coded lock are located at respectively by the first latch hook, the second latch hook, and accordingly, snap close 4 comprises the first snap close fastened with the first latch hook and the second snap close fastened with the second latch hook.
Further, for improving the stability that latch hook 2 and snap close 4 fasten when locking state, snap close 4 is provided with the jacking block 40 supporting described latch hook 2, and jacking block 40 is fixing and be located at the jacking block holder 41 of snap close 4 side.
As shown in Figure 5 and Figure 6, key lock mechanism comprises lock dog 50 and the lock core 51 with the clamping of described lock dog 50, the moving block 61 that Knob mechanisms comprises knob body 60 and rotates with the clamping of described knob body 60 and with knob body 60, described knob body 60 offers the lock core hole 600 for holding described lock core 51, described lock dog 50 comprise be built in described moving block 61 and with the holding section 500 of described lock core 51 clamping and the catch portion 501 exposing to described moving block 61, the lock dog spring 53 upwards supporting described lock dog 50 is provided with between described moving block 61 and described lock dog 50, rotational lock core 51, lock core 51 drives lock dog 50 to move up and down in movable block.Key lock mechanism and Knob mechanisms integrate by the invention, make cipher lock structure more compact, and knob can not installing space outside occupying volume, and knob installed by the coded lock facilitating installing space limited.
Further, the clutch block 52 that can promote described lock dog 50 and move downward is provided with between described lock core 51 and the holding section 500 of described lock dog 50.
Further, described moving block 61 offers the open slot 610 passed for described catch portion 501, is provided with the locking closure 62 of the opening for covering described open slot 610 between described knob body 60 and described moving block 61.
Further, as shown in Figure 3 and Figure 4, on moving block 61, this is provided with compressing tablet 63 for ensureing stationarity when moving block 61 rotates.
As shown in Fig. 7 and Fig. 8, described coded lock mechanism 7 comprises activity template 70, lock 71 and is built in the cipher wheel 72 of described lock 71, tune code wheel assembly, wheel shaft 73 and locking plate 74, and described tune code wheel assembly comprises to be adjusted code wheel 80, tune code bar 81 and adjusts code spring 82.
Wheel shaft 73 is provided with flange 730, the wheel shaft 73 being positioned at described flange 730 side from inside to outside be arranged with described tune code spring 82, described tune code wheel 80 and described cipher wheel 72, described tune code wheel 80 is connected in described cipher wheel 72 and rotates with described cipher wheel 72 and rotate, the wheel shaft 73 being positioned at described flange 730 opposite side is arranged with described tune code bar 81, the push rod 810 of described tune code bar 81 is arranged in the tune code holes 710 of described lock 71, the two ends of described lock 71 are all connected with dividing plate 76, and the two ends of described wheel shaft 73 are individually fixed on the dividing plate 76 at described lock 71 two ends.
Locking plate 74 is located between described lock 71 and described tune code wheel 80, described locking plate 74 and state the locking plate spring 75 being provided with between lock 71 and resetting for described locking plate 74, described tune code wheel 80 is provided with draw-in groove 800, described locking plate 74 is provided with the card convex 740 with the clamping of described draw-in groove 800, described locking plate 74 is also provided with the stop part 741 that the described activity template 70 of restriction moves, described activity template 70 includes reset portion 700, the first limiting section 701 supported with described stop part 741 and the second limiting section 702 supported with described catch portion 501, the activity template spring resetted for activity template 70 is abutted between described reset portion 700 with described lock housing 3.
Further, for improving feel when stirring cipher wheel 72, the shell fragment 77 for supporting cipher wheel 72 between described cipher wheel 72 and described lock 71, is provided with.
As shown in Figures 2 to 4, when the coded lock of the invention is locked, bad password, the stop part 741 of locking plate 74 supports the first limiting section 701 of activity template 70 and then restraint sheet 70 moves right, and the second limiting section 702 of activity template 70 supports the catch portion 501 of lock dog 50 and then the rotation of restriction lock dog 50 simultaneously.
The coded lock of the invention can adopt password figure or key lock two kinds of modes to unlock, when password figure unlocks, proper password, the draw-in groove 800 of code wheel 80 is adjusted to be connected in the card convex 740 of locking plate 74, locking plate 74 under the elastic force effect of locking plate spring 75 on move to make the stop part 741 of locking plate 74 to stagger with the first limiting section 701 of activity template 70, activity template 70 can be moved right, the activity template 70 moved right can remove supporting of second limiting section 702 pairs of catch portions 501, and then lock dog 50 can rotate, lock dog 50 removes the restriction of rotating moving block 61, knob body 60 drives moving block 61 rotation to carry out realization and unlocks, when key lock unlocks, rotational lock core 51, lock core 51 promotes lock dog 50 and moves downward, until stagger with the second limiting section 702 of activity template 70 in the catch portion 501 of lock dog 50, and then lock dog 50 can rotate, lock dog 50 removes the restriction of rotating moving block 61, and knob body 60 drives moving block 61 rotation to carry out realization and unlocks.
The coded lock of the invention also has the function resetting password, when code adjusted by needs, coded lock is in released state, promote to adjust code bar 81 to make push rod 810 be pushed into the tune code bit adjusting code holes 710, code bar 81 is adjusted to promote to adjust code wheel 80 to move right and compress to adjust code spring 82 by wheel shaft 73, make tune code wheel 80 completely and cipher wheel 72 depart from, replacement password can be carried out by rotational password wheel 72, after resetting password, push rod 810 is pushed into the reposition adjusting code holes 710, adjusts code wheel 80 to move under the promotion of adjusting code spring 82 left and adjust code wheel 80 to be connected in cipher wheel 72.
In the present embodiment, also coupling assembling is provided with in described lock housing 3, described coupling assembling comprises the first coupling assembling and the second coupling assembling, and described moving block 61 connects described first snap close by described first coupling assembling, and described moving block 61 connects described second snap close by described second coupling assembling.
Further, first coupling assembling comprises the first brace 9 and head rod 10, described second coupling assembling comprises the second brace 11 and the second connecting rod 12, the bottom of described moving block 61 is provided with the first joint pin 611 and the second joint pin 612, described first joint pin 611 and the second joint pin 612 are symmetrical set with the center of described moving block 61, and the first joint pin 611, second joint pin 612 inserts the first rotary spacing groove 30, the second rotary spacing groove 31 be opened in lock housing 3 respectively.One end of first brace 9 connects the first joint pin 611, the other end of the first brace 9 connects the first snap close by head rod 10, the other end that one end of second brace 11 connects the second joint pin 612, second brace 11 connects the second snap close by the second connecting rod 12.
In the present embodiment, as shown in Figure 1 to Figure 4, the handle 13 lock housing 3 being provided with handle base 14 and being fixed on described handle base 14, be provided with the panel 15 covered in described lock housing 3 between described handle base 14, described panel 15 is provided with the code hole passed for cipher wheel 72 and the knob hole passed for knob body 60.For limiting the direction that knob body 60 rotates, as shown in Figure 6, locking closure 62 is provided with guide pad 620, and the bottom of panel 15 is provided with the limited block with guide pad 620 clamping.
Finally should be noted that; above embodiment is only in order to illustrate the technical scheme of the invention; but not the restriction to the invention protection domain; although done to explain to the invention with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to the technical scheme of the invention or equivalent replacement, and not depart from essence and the scope of the invention technical scheme.
Claims (10)
1. compact type luggage combination lock, comprise latch hook and the lock housing with accommodating cavity, described lock housing is built-in with coded lock mechanism, key lock mechanism, Knob mechanisms and the snap close fastened with described latch hook, it is characterized in that: described key lock mechanism comprises lock dog and the lock core with described lock dog clamping, the moving block that described Knob mechanisms comprises knob body and rotates with described knob body clamping and with knob body, described knob body offers the lock core hole for holding described lock core, described lock dog comprises and is built in described moving block, and with the holding section of described lock core clamping, and expose to the catch portion of described moving block, the lock dog spring supporting described lock dog towards lock core direction is also provided with in described moving block,
During locking state, described coded lock mechanism is supported residence and is stated catch portion, and described lock dog limits the rotation of described moving block;
During released state, rotational lock core or password are correctly to make described coded lock mechanism remove supporting described catch portion, and described knob body can drive moving block to rotate and unlock.
2. compact type luggage combination lock according to claim 1, is characterized in that: be provided with the clutch block that can promote described lock dog and move towards the opposite direction of lock core between the holding section of described lock core and described lock dog.
3. compact type luggage combination lock according to claim 1, is characterized in that: described moving block offers the open slot passed for described catch portion, is provided with the locking closure of the opening for covering described open slot between described knob body and described moving block.
4. compact type luggage combination lock according to claim 1, it is characterized in that: be also provided with coupling assembling in described lock housing, described moving block connects described snap close by described coupling assembling.
5. compact type luggage combination lock according to claim 4, it is characterized in that: described snap close comprises the first snap close and the second snap close, described coupling assembling comprises the first coupling assembling and the second coupling assembling, described moving block connects described first snap close by described first coupling assembling, and described moving block connects described second snap close by described second coupling assembling.
6. compact type luggage combination lock according to claim 5, it is characterized in that: described first coupling assembling comprises the first brace and head rod, described second coupling assembling comprises the second brace and the second connecting rod, described moving block is provided with the first joint pin and the second joint pin, described first joint pin and the second joint pin are symmetrical set with the center of described moving block, one end of first brace connects the first joint pin, the other end of the first brace connects the first snap close by head rod, one end of second brace connects the second joint pin, the other end of the second brace connects the second snap close by the second connecting rod.
7. compact type luggage combination lock according to claim 1, is characterized in that: described snap close is provided with the jacking block holder of jacking block and the fixing described jacking block supporting described latch hook.
8. compact type luggage combination lock according to claim 1, it is characterized in that: described coded lock mechanism comprises activity template, lock and is built in the cipher wheel of described lock, tune code wheel assembly, wheel shaft and locking plate, and described tune code wheel assembly comprises to be adjusted code wheel, tune code bar and adjusts code spring;
Described wheel shaft is provided with flange, the wheel shaft being positioned at described flange side from inside to outside be arranged with described tune code spring, described tune code wheel and described cipher wheel, described tune code wheel is connected in described cipher wheel and rotates with described cipher wheel and rotate, the axle sleeve being positioned at described flange opposite side is provided with described tune code bar, the push rod of described tune code bar is arranged in the tune code holes of described lock, the two ends of described lock are all connected with dividing plate, and the two ends of described wheel shaft are individually fixed on the dividing plate at described lock two ends;
Described locking plate is located between described lock and described tune code wheel, the locking plate spring resetted for described locking plate is provided with between described locking plate and described lock, described tune code wheel is provided with draw-in groove, described locking plate is provided with the card convex with described draw-in groove clamping, described locking plate is also provided with the stop part of the described activity template motion of restriction, the first limiting section that described activity template includes reset portion, support with described stop part and the second limiting section supported with described catch portion, abut the activity template spring resetted for activity template between described reset portion with described lock housing;
During released state, proper password, adjusts the draw-in groove of code wheel to be connected in the card convex of locking plate, locking plate under the elastic force effect of locking plate spring on move the first limiting section of the stop part of locking plate and activity template is staggered;
When adjusting code, coded lock is in released state, promote to adjust code bar to make push rod be pushed into the tune code bit adjusting code holes, code bar is adjusted to promote to adjust code wheel towards the motion of tune code spring direction by wheel shaft, make tune code wheel completely and cipher wheel depart from, replacement password can be carried out by rotational password wheel, after resetting password, adjust code wheel to move to and cipher wheel clamping towards cipher wheel direction under tune code spring promotes.
9. compact type luggage combination lock according to claim 8, is characterized in that: be provided with shell fragment between described cipher wheel and described lock.
10. compact type luggage combination lock according to claim 1, it is characterized in that: described lock housing is provided with handle base and is fixed on the handle on described handle base, be provided with the panel covered in described lock housing between described handle base, described panel is provided with the code hole passed for cipher wheel and the knob hole passed for knob body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420864242.0U CN204511082U (en) | 2014-12-31 | 2014-12-31 | Compact type luggage combination lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420864242.0U CN204511082U (en) | 2014-12-31 | 2014-12-31 | Compact type luggage combination lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204511082U true CN204511082U (en) | 2015-07-29 |
Family
ID=53709077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420864242.0U Active CN204511082U (en) | 2014-12-31 | 2014-12-31 | Compact type luggage combination lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204511082U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106522672A (en) * | 2015-09-13 | 2017-03-22 | 李和坤 | Special type mechanical coded lock |
| WO2018166251A1 (en) * | 2017-03-13 | 2018-09-20 | 东莞市怡丰锁业有限公司 | Suitcase code lock |
| WO2020211324A1 (en) * | 2019-04-15 | 2020-10-22 | 东莞市怡丰锁业有限公司 | Lock latch mechanism, and combination lock having the same for suitcases and bags |
-
2014
- 2014-12-31 CN CN201420864242.0U patent/CN204511082U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106522672A (en) * | 2015-09-13 | 2017-03-22 | 李和坤 | Special type mechanical coded lock |
| WO2018166251A1 (en) * | 2017-03-13 | 2018-09-20 | 东莞市怡丰锁业有限公司 | Suitcase code lock |
| JP2020510768A (en) * | 2017-03-13 | 2020-04-09 | 東莞市怡豊鎖業有限公司Ｙｉｆｅｎｇ Ｍａｎｕｆａｃｔｕｒｉｎｇ Ｃｏ．，Ｌｔｄ． | Suitcase PIN lock |
| WO2020211324A1 (en) * | 2019-04-15 | 2020-10-22 | 东莞市怡丰锁业有限公司 | Lock latch mechanism, and combination lock having the same for suitcases and bags |
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