CN102383658B - Key type hidden coded lock and method - Google Patents
Key type hidden coded lock and method Download PDFInfo
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- CN102383658B CN102383658B CN 201110216039 CN201110216039A CN102383658B CN 102383658 B CN102383658 B CN 102383658B CN 201110216039 CN201110216039 CN 201110216039 CN 201110216039 A CN201110216039 A CN 201110216039A CN 102383658 B CN102383658 B CN 102383658B
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Abstract
The invention relates to the technical field of a coded lock and discloses a key type hidden coded lock and a method. The coded lock structurally consists of an opening reset device and at least one code unit device; an opening reset frame provided by the opening reset device is located between a key type dial-up device and a code setting device; the opening reset frame is provided with a convex block corresponding to an unlock slot arranged on the code unit device; the opening reset device is provided with a top rod corresponding to a positioning pin on the code unit device; the key type dial-up device passes through the opening reset frame through a rotating shaft so that the code unit device is formed into a coaxial structure with the code device. The coded lock and the method providedby the invention are usually used for common individual locks such as complete locks of box, bag, cabinet, door, vehicle and the like, solve the problems that the code of the coded lock is easy to leak and the security coefficient is low, and improve the security coefficient of the coded lock. And moreover, the coded lock provided by the invention is easy in technique and low in cost, is waterproof, moisture-proof and ageing resistant, uses no any other energy sources, is more beneficial for the artistic design of the appearance of the coded lock and gets rid of dependence on the key.
Description
Technical field
The present invention relates to the coded lock technology field, relate in particular to a kind of key formula hidden cipher lock and method.
Background technology
At present, based on existing coded lock digital pull-type and digital keys formula are arranged, because digital expressing, the method of input password is expressed, particularly utilize now the input process of camera picked-up password, carry out the decryption lock, password easily leaks, safety factor is low, and the extensive use of profile design for aesthetic and coded lock is had the problems such as obstruction.
Summary of the invention
Easily leak in order to solve the password that existing password is latched in, safety factor is low, and the problem that range of application is little the invention provides a kind of key formula hidden cipher lock and method; Improved the safety factor of coded lock, easily leaked again, be conducive to the design for aesthetic of profile, its technique is simple, and cost easy to make is low, and is waterproof and dampproof ageing-resistant, and range of application is very extensive.Can make people progressively realize no longer relying on key and open coded lock.
For achieving the above object, the present invention adopts following technical scheme:
A kind of key formula hidden cipher lock, have a unlatching resetting means and be at least one password unit installation composition, the unlatching of described unlatching resetting means setting resets frame between key formula shifting device and setting code device, open be provided with on the frame that resets with the password unit device on projection corresponding to groove of unblanking; Be provided with the push rod corresponding with alignment pin on the password unit device on the described unlatching resetting means; Described password unit device is passed by rotating shaft by key formula shifting device and opens the frame 5 that resets and consist of coaxial configuration with encryption apparatus.
A kind of key formula hidden cipher lock, open resetting means by open multiple key, open the frame that resets, the inclined-plane frid consists of, described unlatching resets frame for " L " shape structure, be provided with out multiple key in the rectangle frame on the long limit, open the slide block push rod right angle step contact corresponding with alignment pin on the password unit device that multiple key connects by spring, be equipped with the inclined-plane frid on the described push rod; Described passing opened the multiple key of opening of frame that resets and is connected by spring and the unlatching frame that resets, and the unlatching frame that resets is connected with housing by spring, and the push rod other end is connected with housing by spring.
Rectangle one side that a kind of key formula hidden cipher lock, described unlatching reset on the long limit of frame is provided with the password unit device elliptical aperture that is at least, and a side of password unit device elliptical aperture is provided with projection.
A kind of key formula hidden cipher lock, key formula shifting device is made of button, dial-up fork, defeated code wheel, alignment pin, described button by rotating shaft pass dial-up fork, dial-up hook switch, defeated code wheel is connected, directed wheel between cog is provided with an alignment pin on the defeated code wheel, and alignment pin is connected on the housing by the location dog chart; Dial-up hook switch one end is solid on the dial-up fork, and the other end is fixed on the housing intermediate plate.
A kind of key formula hidden cipher lock, encryption apparatus by reseting wheel, wind spring, decide code wheel and rotating shaft consists of, described rotating shaft pass decide code wheel, wind spring is fixedly connected with reseting wheel; One end of described wind spring is stuck on the link stopper of deciding in the code wheel, and the other end of described wind spring is stuck on the projection of reseting wheel, the projection on the reseting wheel with decide that link stopper matches on the code wheel under reset mode.
A kind of key formula hidden cipher lock, described to decide code wheel be recessed circular configuration, is provided with a jump ring projection in the recessed circular configuration, is provided with equally distributed password groove on the recessed circular configuration outer disc, each password groove one side is provided with mark code; Password groove quantity is corresponding with defeated code wheel gear teeth quantity, and is provided with the fixed code pin of a setting code on the password groove.
A kind of key formula hidden cipher lock is provided with the incline bench corresponding with the alignment pin inclined-plane and the corresponding right angle step with opening multiple key on the described push rod.
A kind of key formula hidden cipher lock, described rotating shaft is identical with reseting wheel semicircle wheel pore structure with defeated code wheel semicircle wheel hole.
A kind of key formula hidden cipher lock, described mark code is the tag of arranged in sequence, comprises the letter of English, Rome arranged in sequence, or the numerical chracter of arranged in sequence.
A kind of method of work of key formula hidden cipher lock comprises:
1, setting code; The code wheel of deciding of password unit is stirred direction along defeated code wheel and rotated, decide code bit on the code wheel wheel face to selected this, finish fixed yard after fixing with fixed code pin;
2, unblank: the key-press input password of the key formula shifting device by hiding password, push button, make the dial-up fork under the ramp effect on the button, dial-up fork Compress Spring moves down and fails the tooth position engagement on the code wheel, and rotates and make defeated code wheel rotate a tooth position; When the complete number of times that pushes button was identical with set password number, the input password was correct, and the groove that fail on the code wheel this moment is corresponding with the projection on opening multiple frame, stir out again multiple key mobile to the C point, drive is opened and is frameed shift again movingly, opens in the groove that projection on the multiple frame enters defeated code wheel, and coded lock is opened;
Otherwise, pushing button number of times and set password number not simultaneously when complete, the input password bad is pressed out multiple key again, and the projection of opening on the multiple frame can not enter in the groove of defeated code wheel, opens multiple frame and can not move, and coded lock is in closed condition;
3, reset: open the datum O that arranges on the multiple key, move to B point coded lock from the A point and do not open, or move to again travelling backwards behind the C point from the A point, namely move to process that A orders for resetting from B point or C point, the A point is original position;
When defeated code is correct, opens multiple key and can move to the C point from the A point; Open multiple key when defeated code is wrong and can only move to the B point from the A point, in these two kinds of operating process, slide block all can move to next face at the B point above push rod under the effect of spring T3, namely open multiple key from the B point to A point moving process, to drive push rod mobile simultaneously, under the effect on inclined-plane, push rod is with alignment pin jack-up, simultaneously under the effect of wind spring, drive reseting wheel and drive defeated code wheel by rotating shaft and be reset to projection on the reseting wheel, with the bump contact of deciding on the code wheel.Simultaneously under the ramp effect of surface groove, slide block is raised, when the A point, be higher than below the slide block push rod above, at this moment push rod playbacks under the effect of spring, whole reseting procedure is finished;
When defeated code is wrong, provide reset response power by spring, when defeated code was correct, unlocking condition provided reset response power by spring.
Owing to having adopted aforesaid technical scheme, the present invention has following superiority:
A kind of key formula hidden cipher lock and method, be widely used in independent body lock commonly used, more be applicable to the supporting locks such as case, bag, cabinet, door, car, owing to having adopted concealed dial-up, solve existing coded lock and had the problem that within a certain period of time coded lock is opened, solved the problem that code easily leaks, safety factor is low of coded lock; Namely greatly improved the safety factor of this coded lock.Its technique is simple, cost is low, waterproof, protection against the tide, ageing-resistant, need not any energy, applied range is difficult for divulging a secret, and is conducive to the raising of design for aesthetic and the safety factor of profile.The more important thing is, can allow people progressively break away from the worry that key is relied on.
Description of drawings
Fig. 1 a is that the master of press-key structure looks schematic diagram, and Fig. 1 b is the schematic top view of press-key structure;
Fig. 2 a is that dial-up fork structure master looks schematic diagram, and Fig. 2 b is dial-up fork structure schematic top plan view;
Fig. 3 a is defeated code wheel front view, and Fig. 3 b Fig. 3 c is divided into top view and the top view of Fig. 3 a;
Fig. 4 a is for deciding the location diagram of code wheel and wind spring, and Fig. 4 b is the rear elevation of Fig. 4 a;
Fig. 5 a is the reset structural representation of frame of the unlatching of a password unit, and Fig. 5 b is the top view of Fig. 5 a; Fig. 5 c is the structural representation of many password units;
Fig. 6 is the structural representation of push rod;
Fig. 7 is the structural representation of reseting wheel;
Fig. 8 is out the structural representation of multiple key;
Fig. 9 is the general structure schematic diagram of the key formula hidden cipher lock of a password unit;
Figure 10 is the general structure schematic diagram of the key formula hidden cipher lock of a plurality of password units.
Among the figure: 1, button, 2, dial-up fork, 3, the housing intermediate plate, 4, defeated code wheel, 5, open the frame that resets, 6, reseting wheel, 7, wind spring, 8, decide code wheel, 9, rotating shaft, 10, fixed code pin, 11, alignment pin, 12, push rod, 13, open multiple key, 14, slide block, 15, the inclined-plane frid; 16, the groove of unblanking, 17, projection, 18, elliptical aperture, 19, rectangular opening, 20, incline bench, 21, right angle step, 22, semicircle wheel hole, 23, the password groove.
Wherein: T1, T2, T3, T4, T5, T6 are spring; The T1 spring is the dial-up hook switch, and the T2 spring is the location dog chart.
The specific embodiment
Shown in Fig. 1 to 10, a kind of key formula hidden cipher lock, have a unlatching resetting means and be at least one password unit installation composition, the unlatching of described unlatching resetting means setting resets frame 5 between key formula shifting device and setting code device, open be provided with on the frame 5 that resets with the password unit device on projection 17 corresponding to groove 16 of unblanking; Be provided with the push rod 12 corresponding with alignment pin 11 on the password unit device on the described unlatching resetting means; Described password unit device is passed by rotating shaft 9 by key formula shifting device and opens the frame 5 that resets and consist of coaxial configuration with encryption apparatus.
Described unlatching resetting means by open multiple key 13, open the frame 5 that resets, inclined-plane frid 15 consists of, reset frame 5 of described unlatching is " L " shape structure, be provided with out multiple key 13 in the rectangular opening 19 on the long limit, open that alignment pin 11 corresponding push rod 12 right angle steps contact on slide block 14 that multiple key 13 connects by spring and the password unit device, be equipped with inclined-plane frid 15 on the described push rod 12; Described passing opened the multiple key 13 of opening of frame 5 that resets and is connected by spring T6 and the unlatching frame 5 that resets, and opens the frame 5 that resets and passes through spring T5 and be connected with housing, and push rod 12 other ends pass through spring T4 and are connected with housing.
Be provided with the incline bench 20 corresponding with alignment pin 11 inclined-planes on the described push rod 12 and the corresponding right angle step 21 with opening multiple key 13.
Described key formula shifting device is made of button 1, dial-up fork 2, defeated code wheel 4, alignment pin 11, described button 1 passes dial-up fork 2, dial-up hook switch T1, defeated code wheel 4 by rotating shaft 9 and is connected, directed wheel between cog is provided with an alignment pin 11 on the defeated code wheel 4, and alignment pin 11 is connected on the housing by location dog chart T2; Dial-up hook switch T1 one end is solid on the dial-up fork, and the other end is fixed on the housing intermediate plate 3.
Be provided with the semicircle wheel hole 22 with rotating shaft 9 coaxial rotation on the described defeated code wheel 4.
Described encryption apparatus by reseting wheel 6, wind spring 7, decide code wheel 8 and rotating shaft 9 consists of, described rotating shaft 9 pass decide code wheel 8, wind spring 7 is fixedly connected with reseting wheel 6; One end of described wind spring 7 is stuck on the link stopper of deciding in the code wheel 8, and the other end of described wind spring 7 is stuck on the projection of reseting wheel 6, the projection on the reseting wheel 6 with decide that link stopper matches on the code wheel 8 under reset mode.
Be provided with the semicircle wheel hole 22 with rotating shaft 9 coaxial rotation on the described reseting wheel 6.
Describedly decide code wheel 8 and be recessed circular configuration, be provided with a jump ring projection in the recessed circular configuration, be provided with equally distributed password groove 23 on the recessed circular configuration outer disc, each password groove 23 1 side is provided with mark code; Password groove 23 quantity are corresponding with defeated code wheel 4 gear teeth quantity, and are provided with the fixed code pin 10 of a setting code on the password groove 23.
Described mark code is the tag of arranged in sequence, such as arranged in sequence letter English, Rome, or the numerical chracter of arranged in sequence.
A kind of method of work of key formula hidden cipher lock comprises:
1, setting code; The code wheel (8) of deciding of password unit is stirred direction along defeated code wheel 4 and turned to the selected code bit that should decide on code wheel (8) wheel face, finish fixed yard after fixing with fixed code pin 10;
Decide simultaneously code wheel 8 interior projections and reset under the projection effect, reseting wheel 6 is same and decide angle of code wheel 8 rotations.And under the drive of rotating shaft 9, defeated code wheel 4 also rotates an equal angular, and the projection of at this moment opening on the multiple frame 5 can not enter in the groove of defeated code wheel 4, opens multiple frame 5 and can not move, and code pins is in closed condition;
The password principle, the number of password of a password unit is identical with the tooth position sum of defeated code wheel 4, as decides the defeated code wheel 4 of code wheel 8 drives and rotate a tooth position, and the password of this password unit is that n subtracts 1, and the password n of password unit is total for the tooth position of defeated code wheel 4, the like.
2, unblank: the button 1 input password of the key formula shifting device by hiding password, push button 1, make dial-up fork 2 under the ramp effect on the button 1, changed into moving down and rotating of dial-up fork 2; Dial-up is pitched 2 Compress Spring T1 and is moved down and fail tooth position engagement on the code wheel 4, and rotates and make defeated code wheel 4 rotate a tooth position, namely stirs defeated code wheel 4 and rotates a tooth position, removes external force, and under the effect of spring T1 restoring force, dial-up fork 2 and button 1 reset; When complete 1 number that pushes button was identical with set password number, the input password was correct, and the groove that fail on the code wheel 4 this moment is corresponding with the projection on opening multiple frame 5, stir out multiple key 13 mobile to the C point, drive is opened multiple frame 5 and is moved, and the projection of opening on the multiple frame 5 enters in the groove of defeated code wheel 4, and coded lock is opened;
Otherwise, pushing button 1 number and set password number not simultaneously when complete, the input password bad is pressed out multiple key (13) again, and the projection of opening on the multiple frame 5 can not enter in the groove of defeated code wheel 4, opens multiple frame 5 and can not move, and coded lock is in closed condition; Simultaneously, decide under the projection effect of code wheel 8 interior projections and reseting wheel 6, make reseting wheel 6 same and decide code wheel 8 and rotate an angle; And under the drive of rotating shaft 9, defeated code wheel 4 also rotates an equal angular.
3, reset: open on the multiple key 13 the datum O that arranges, move to B point coded lock from the A point and do not open, or move to again travelling backwards behind the C point from the A point, namely move to process that A orders for resetting from B point or C point, the A point is original position.
When namely defeated code is correct, opens multiple key 13 and can move to the C point from the A point; Open multiple key 13 when defeated code is wrong and can only move to the B point from the A point, in these two kinds of operating process, slide block 14 all can move to next face at the B point above push rod 12 under the effect of spring T3, namely open multiple key from the B point to A point moving process, to drive push rod 12 mobile simultaneously, under the effect on inclined-plane, push rod 12 is with alignment pin 11 jack-up, simultaneously under the effect of wind spring 7, drive reseting wheel 6 and drive defeated code wheel 4 by rotating shaft 9 and be reset to projection on the reseting wheel 6, with the bump contact of deciding on the code wheel 8.
Simultaneously under the ramp effect of surface groove 15, slide block 14 is raised, when the A point, be higher than below the slide block 14 push rod 12 above, at this moment push rod 12 playbacks under the effect of spring T4, whole reseting procedure is finished.
When defeated code is wrong, provide reset response power by spring T6, when defeated code was correct, (unlocking condition) provided reset response power by spring T5.
This key formula hidden cipher lock work is by opening moving and resetting of multiple frame 5, finishing the opening and closing of coded lock.Its structure has the key formula shifting device of hiding password and opens resetting means, during installation, rotating shaft 9 pass successively decide code wheel 8, wind spring 7, reseting wheel 6, open multiple frame 5, defeated code wheel 4, dial-up fork 2 and penetrate button 1, wherein reseting wheel 6, defeated code wheel 4 are fixed in the rotating shaft 9 and cooperate password unit of formation with fixed code pin 10, alignment pin 11, push rod 12.
Claims (8)
1. key formula hidden cipher lock, it is characterized in that: have a unlatching resetting means and be at least one password unit installation composition, the unlatching of described unlatching resetting means setting resets frame (5) between key formula shifting device and setting code device, open be provided with on the frame (5) that resets with the password unit device on projection (17) corresponding to groove (16) of unblanking; Be provided with the push rod (12) corresponding with alignment pin (11) on the password unit device on the described unlatching resetting means; Described password unit device is passed by rotating shaft (9) by key formula shifting device and opens reset frame (5) and encryption apparatus formation coaxial configuration;
Wherein, key formula shifting device is made of button (1), dial-up fork (2), defeated code wheel (4), alignment pin (11), described button (1) by rotating shaft (9) pass dial-up fork (2), dial-up hook switch (T1), defeated code wheel (4) is connected, the upper directed wheel between cog of defeated code wheel (4) is provided with an alignment pin (11), and alignment pin (11) is connected on the housing by location dog chart (T2); Dial-up hook switch (T1) end is solid on the dial-up fork, and the other end is fixed on the housing intermediate plate (3);
Wherein, encryption apparatus by reseting wheel (6), wind spring (7), decide code wheel (8) and rotating shaft (9) and consist of, described rotating shaft (9) pass decide code wheel (8), wind spring (7) is fixedly connected with reseting wheel (6); One end of described wind spring (7) is stuck on the link stopper of deciding in the code wheel (8), and the other end of described wind spring (7) is stuck on the projection of reseting wheel (6), the projection on the reseting wheel (6) with decide code wheel (8) and go up link stopper and under reset mode, match.
2. a kind of key formula hidden cipher lock according to claim 1, it is characterized in that: open resetting means by open multiple key (13), open the frame (5) that resets, inclined-plane frid (15) consists of, described unlatching resets frame (5) for " L " shape structure, be provided with out multiple key (13) in the rectangle frame on the long limit, open slide block (14) push rod (12) the right angle step contact corresponding with alignment pin (11) on the password unit device that multiple key (13) connects by spring T3, be equipped with inclined-plane frid (15) on the described push rod (12); The described multiple key (13) of opening of opening the frame (5) that resets that passes is connected by spring T6 and the unlatching frame (5) that resets, and opens the frame (5) that resets and passes through spring T5 and be connected with housing, and push rod (12) other end passes through spring T4 and is connected with housing.
3. a kind of key formula hidden cipher lock according to claim 1, it is characterized in that: rectangle one side that described unlatching resets on the long limit of frame (5) is provided with the password unit device elliptical aperture that is at least, and a side of password unit device elliptical aperture is provided with projection (17).
4. a kind of key formula hidden cipher lock according to claim 1, it is characterized in that: described to decide code wheel (8) be recessed circular configuration, be provided with a jump ring projection in the recessed circular configuration, be provided with equally distributed password groove (23) on the recessed circular configuration outer disc, each password groove (23) one side is provided with mark code; Password groove (23) quantity is corresponding with defeated code wheel (4) gear teeth quantity, and is provided with the fixed code pin (10) of a setting code on the password groove.
5. a kind of key formula hidden cipher lock according to claim 1 is characterized in that: be provided with the incline bench (20) corresponding with alignment pin (11) inclined-plane on the described push rod (12) and the corresponding right angle step (21) with opening multiple key (13).
6. a kind of key formula hidden cipher lock according to claim 5 is characterized in that: described rotating shaft (9) is identical with the structure that defeated code wheel (4) semicircle wheel hole (22) and reseting wheel (6) semicircle are taken turns hole (22).
7. a kind of key formula hidden cipher lock according to claim 1, it is characterized in that: the mark code of described password groove (23) one sides is the tag of arranged in sequence, tag is arranged in sequence letter English, Rome, or is the numerical chracter of arranged in sequence.
8. the method for work of a kind of key formula hidden cipher lock of coded lock as claimed in claim 1 is characterized in that: comprising:
1), setting code; The code wheel (8) of deciding of password unit is stirred the direction rotation along defeated code wheel (4), extremely select the code bit that to decide on code wheel (8) wheel face, sell with fixed yard and finish fixed code after (10) are fixed;
2), unblank: button (1) the input password of the key formula shifting device by hiding password, (1) pushes button, make dial-up fork (2) under the ramp effect on the button (1), dial-up fork (2) Compress Spring T1 moves down and fails the tooth position engagement on the code wheel (4), and rotation makes defeated code wheel (4) rotate a tooth position; When complete pushing button (1) number of times is identical with set password number, the input password is correct, the groove that fail on the code wheel (4) this moment is corresponding with the projection on opening multiple frame (5), stir out again multiple key (13) mobile to the C point, it is mobile that multiple frame (5) is opened in drive, the projection of opening on the multiple frame (5) enters in the groove of defeated code wheel (4), and coded lock is opened;
Otherwise, when complete pushing button (1) number of times and set password number not simultaneously, the input password bad, press out again multiple key (13), the projection of opening on the multiple frame (5) can not enter in the groove of defeated code wheel (4), opens multiple frame (5) and can not move, and coded lock is in closed condition;
3), reset: open the upper datum O that arranges of multiple key (13), move to B point coded lock from the A point and do not open, or move to again travelling backwards behind the C point from the A point, namely move to process that A orders for resetting from B point or C point, the A point is original position;
When defeated code is correct, opens multiple key (13) and can move to the C point from the A point; Open multiple key (13) when defeated code is wrong and can only move to the B point from the A point, in these two kinds of operating process, slide block (14) all can be under the effect of spring (T3), above push rod (12), move to next face at the B point, namely open multiple key (13) from the B point to A point moving process, to drive push rod (12) mobile simultaneously, under the effect on inclined-plane, push rod (12) is with alignment pin (11) jack-up, simultaneously under the effect of wind spring (7), drive reseting wheel (6) and drive by rotating shaft (9) and fail code wheel (4) and be reset to projection on the reseting wheel (6), with the bump contact of deciding on the code wheel 8, simultaneously under the ramp effect of inclined-plane frid (15), slide block (14) is raised, when the A point, be higher than below the slide block (14) push rod (12) above, at this moment push rod 12 playbacks under the effect of spring (T4), and whole reseting procedure is finished;
When defeated code was wrong, (T6) provided reset response power by spring, and when defeated code was correct, unlocking condition provided reset response power by spring (T5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110216039 CN102383658B (en) | 2011-07-30 | 2011-07-30 | Key type hidden coded lock and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110216039 CN102383658B (en) | 2011-07-30 | 2011-07-30 | Key type hidden coded lock and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102383658A CN102383658A (en) | 2012-03-21 |
| CN102383658B true CN102383658B (en) | 2013-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110216039 Expired - Fee Related CN102383658B (en) | 2011-07-30 | 2011-07-30 | Key type hidden coded lock and method |
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| CN (1) | CN102383658B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH162628A (en) * | 1932-05-04 | 1933-06-30 | Ebauches Sa | Safety lock. |
| US2203819A (en) * | 1937-09-14 | 1940-06-11 | Charles E Fyfe | Lock |
| CN2110057U (en) * | 1991-11-21 | 1992-07-15 | 田泰伟 | Machinery key cipher lock |
| CN101117864A (en) * | 2007-09-05 | 2008-02-06 | 郭水龙 | Novel time-limited key-type code-dialing latent cipher lock |
| CN201535091U (en) * | 2009-11-10 | 2010-07-28 | 东莞市振峰金属制品有限公司 | Mechanical ordered coded lock cylinder |
| CN202266105U (en) * | 2011-07-30 | 2012-06-06 | 郭水龙 | Key type hidden cipher lock |
-
2011
- 2011-07-30 CN CN 201110216039 patent/CN102383658B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH162628A (en) * | 1932-05-04 | 1933-06-30 | Ebauches Sa | Safety lock. |
| US2203819A (en) * | 1937-09-14 | 1940-06-11 | Charles E Fyfe | Lock |
| CN2110057U (en) * | 1991-11-21 | 1992-07-15 | 田泰伟 | Machinery key cipher lock |
| CN101117864A (en) * | 2007-09-05 | 2008-02-06 | 郭水龙 | Novel time-limited key-type code-dialing latent cipher lock |
| CN201535091U (en) * | 2009-11-10 | 2010-07-28 | 东莞市振峰金属制品有限公司 | Mechanical ordered coded lock cylinder |
| CN202266105U (en) * | 2011-07-30 | 2012-06-06 | 郭水龙 | Key type hidden cipher lock |
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| Publication number | Publication date |
|---|---|
| CN102383658A (en) | 2012-03-21 |
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