CN104847183A - Multi-way transmission device based on American-standard lock - Google Patents
Multi-way transmission device based on American-standard lock Download PDFInfo
- Publication number
- CN104847183A CN104847183A CN201510284437.7A CN201510284437A CN104847183A CN 104847183 A CN104847183 A CN 104847183A CN 201510284437 A CN201510284437 A CN 201510284437A CN 104847183 A CN104847183 A CN 104847183A
- Authority
- CN
- China
- Prior art keywords
- shifting block
- input
- output
- lock body
- latch bolt
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
Abstract
A multi-way transmission device based on an American-standard lock is characterized by comprising an upper inputting shifting block 1, a latch bolt shifting block 2, a dead bolt shifting block 3, a mechanical key shifting block 4, a lower inputting shifting block 5, a transmission rod 6, a resetting seat 7 and a resetting spring 8, wherein the upper inputting shifting block 1, the latch bolt shifting block 2, the dead bolt shifting block 3, the mechanical key shifting block 4 and the lower inputting shifting block 5 are concentrically assembled on a lock shell and can rotate around the same central axis; the resetting spring 8 is assembled on the resetting seat 7; the resetting spring 8 and the resetting seat 7 can rotate around the same central axis; one end of the transmission rod 6 is connected with the resetting seat 7; the other end of the transmission rod 6 is connected with the latch bolt shifting block 2 and the mechanical key shifting block 4; and the upper inputting shifting block 1, the lower inputting shifting block 5 and the mechanical key shifting block 4 are not connected to one another directly, but are respectively connected with the dead bolt shifting block 3 and the latch bolt shifting block 2. A dead bolt and a latch bolt can be driven from the inside and the outside of a door and can also be driven by a mechanical key.
Description
Technical field
The present invention relates to door lock field, especially relate to a kind of multidirectional transmission based on American Standard lock body.
Background technology
The door lock standard that current world passes through has five kinds, and comprising British Standard, European standard, Unite States Standard (American Standard), Australia standard and Nippon Standard, the door lock usage quantity of these five kinds of standards is all a lot.The application of American Standard A lock body is very extensive, is applied in hotel widely, each occasion such as work-at-home.
The mechanical lock of current use and electronic lock the major part of American Standard A lock body be all unidirectional opening structure, can not realize carrying out an action of unblanking respectively outdoors with in door, more cannot realize the function carrying lock handle counter door, even if there is the non-American Standard lock body of sub-fraction type to have the function carrying lock handle counter, but due to structure restriction, the function of carrying out unlocking action inside and outside door respectively can not be realized, and there is the various drawback using inconvenience; American Standard lock body herein, it is the lock body based on U.S. ANSI A156.13 examination criteria, its main feature to be exactly the bore size of corresponding door be lock core hole is (88.1 ± 1) mm to the distance of handle centre distance, time old American Standard lock body upgrades, for the perforate and new lock body that retain original reach best fit, must research and develop a novel American Standard lock body, this lock body has following function:
1, realize carrying out an action of unblanking respectively outdoors with in door; 2. on realizing, put forward the function of lock handle counter door.
Summary of the invention
The object of this invention is to provide a kind of multidirectional transmission based on American Standard lock body, this device has and realizes opening the door respectively inside and outside door and locking a door, and realize putting forward the function that handle can be locked a door, this lock body can be widely used on electronic lock and mechanical door lock simultaneously, multiple functional, hommization.
The present invention is by the following technical solutions:
Based on a multidirectional transmission for American Standard lock body, it is characterized in that: comprise input shifting block 1, latch bolt shifting block 2, square tongue shifting block 3, mechanical key shifting block 4, lower input shifting block 5, drive link 6, reset seat 7, return spring 8; Described upper input shifting block 1, latch bolt shifting block 2, square tongue shifting block 3, mechanical key shifting block 4, lower input shifting block 5 are mounted concentrically at five parts on lock body shell and can rotate around same central axis; Return spring 8 can rotate around same central axis both being assemblied in reset seat 7; One end of drive link 7 connects reset seat 7 other end and connects latch bolt shifting block 2 and mechanical key shifting block 4; Upper input shifting block 1, lower input shifting block 5, mechanical key shifting block 4 three are not directly connected mutually, again respectively with square tongue shifting block 3, latch bolt shifting block 2 is connected, and realizes the function of the inside and outside and mechanical key of the door side's of driving tongue and latch bolt all respectively;
Described return spring 8 has the first end points 81, first end points 81 is fixed on lock body shell, second end points 82 is stuck in reset seat 7, when reset seat 7 rotates, the second end points 82 follows reset seat 7 to rotate, and the first end points 81 keeps motionless, so when reset seat 7 rotates with return spring 8, return spring 8 produces elastic force, and this elastic force impels reset seat 7 to have the reset force getting back to original position after exercise, thus makes reset seat 7 have reset function;
Described reset seat 7 comprises first input end 71, first output 72; Described upper input shifting block 1 has the second output 11, second output 11 to offset with first input end 71; Upper input shifting block 1 drives reset seat 7 to be rotated counterclockwise along stirring first input end 71 by the second output 11 during indicators turn; Described drive link 6 has the 3rd input the 61, three input 61 to be connected with the first output 72;
Described drive link 6 has the 3rd output 62, and described latch bolt shifting block 2 has four-input terminal 21, and described 3rd output 62 is connected with four-input terminal 21;
Described lower input shifting block 5 has the 4th output 51, and described 4th output 51 is connected with first input end 71;
Described mechanical key shifting block 4 has the 5th input the 41, five output 42, and described 5th output 42 connects the 3rd output the 62, five input 41 and is connected with external drive parts;
Described side's tongue shifting block 3 has the 6th output 31, and described 6th output 31 is gear structure, by completing output task with the gears meshing of other parts;
Described side's tongue shifting block 3 there is the first rib 32, described upper input shifting block 1 has in the second rib 12, first rib 32 and the certain stroke of the second rib 12 both offseting and can stir mutually in certain stroke;
Described lower input shifting block 5 has third gear limit 52, and offseting in the certain stroke of described third gear limit 52 and the first rib 32, the two can stir mutually in certain stroke;
Described side's tongue shifting block 3 has fourth gear limit 33, described upper input shifting block 1 has fifth gear limit 13, offseting in the certain stroke in fifth gear limit 13 and fourth gear limit 33, the two can stir mutually in certain stroke;
Described lower input shifting block 5 has sixth gear limit 53, and offseting in the certain stroke in described sixth gear limit 53 and fourth gear limit 33, the two can stir mutually in certain stroke;
Owing to have employed said structure, when upper input shifting block 1 be subject to external force turn clockwise around its central axis time, first input end 71 is driven by the second output 11, thus stir reset seat 7 around self rotation, drive link 6 is driven to move right by the connection of the first output 72 and the 3rd output 62 when reset seat 7 rotates, latch bolt shifting block 2 is driven to rotate by the connection of the 3rd output 62 and four-input terminal 21 when drive link 6 moves right, latch bolt shifting block 2 drives latch bolt assembly by the 7th output 22 when rotated, thus reaches the object driving latch bolt; Meanwhile, the second rib 12 of upper power shaft 1 rotates by stirring the first rib 32 side of drive tongue shifting block 3, and square tongue shifting block 3 to be connected with square tongue assembly by the 6th output 31 thus to reach the object of driving side's tongue; When upper input shifting block 1 be subject to external force be rotated counterclockwise around its central axis time, if square tongue assembly is in the door opening state of the generous tongue of indentation, now fifth gear limit 13 and fourth gear limit 33 offset, thus make input shifting block 1 rotate counterclockwise the side's of stirring tongue shifting block 3, thus get generous tongue, play the object of locking.
In like manner, instantly input shifting block 5 and be subject to external force when its central axis turns clockwise, first input end 71 is driven by the 4th output 51, thus stir reset seat 7 and be rotated counterclockwise around self, drive link 6 is driven to move right by the connection of the first output 72 and the 3rd output 62 when reset seat 7 rotates, latch bolt shifting block 2 is driven to rotate by the connection of the 3rd output 62 and four-input terminal 21 when drive link 6 moves right, latch bolt shifting block 2 drives latch bolt assembly by the 7th output 22 when rotated, thus reaches the object driving latch bolt; Meanwhile, instantly input the third gear limit 52 of shifting block 5 and rotate by stirring the first rib 32 side of drive tongue shifting block 3, square tongue shifting block 3 to be connected with square tongue assembly by the 6th output 31 thus to reach the object of driving side's tongue; Instantly input shifting block 5 and be subject to external force when its central axis is rotated counterclockwise, if square tongue assembly is in the door opening state of the generous tongue of indentation, now sixth gear limit 53 and fourth gear limit 33 offset, thus make lower input shifting block 5 rotate counterclockwise the side's of stirring tongue shifting block 3, thus get generous tongue, play the object of locking.
When the driving force coming from mechanical key arrives the 5th input 41, mechanical key shifting block 4 rotates and drives the 3rd output 62 to rotate together simultaneously, now drive link 6 produces displacement, driven the rotation of latch bolt shifting block 2 by the displacement of drive link 6, realize the function that mechanical key opens latch bolt; The meanwhile displacement of drive link 6 drives again reset seat 7 to rotate, the rotation of resetting block 1 on the rotary dial of reset seat 7, and the rotation of the side's of rotarily driving tongue shifting block 3 of upper resetting block 1 realizes the function of mechanical key opening square tongue.
Time by above three kinds of input modes, namely upper input shifting block 1, lower input shifting block 5, mechanical key shifting block 4 stir reset seat 7, because the transmission of reset seat 7 with return spring 8 is combined, reset seat 7 is made to produce rightabout restoring force when being subject to rotating peripheral force, so respectively from input shifting block 1, lower input shifting block 5, mechanical key shifting block 4 external force disappear time, equal homing under restoring force effect in the opposite direction.
Due in real work, upper input block, lower input block, mechanical key shifting block three lay respectively at both sides, front and back and the centre of lock body, three is not directly connected mutually, again respectively with square tongue shifting block, latch bolt shifting block is connected, and is reached the object of front and back locking face and the mechanical key side's of driving tongue and latch bolt all respectively by above-mentioned a series of drive mechanisms.
Accompanying drawing explanation
Fig. 1 is that the present invention assembles schematic diagram;
Fig. 2 is front view of the present invention;
Fig. 3 is right view of the present invention;
Fig. 4 is the A-A direction sectional view of Fig. 2;
Fig. 5 is the B-B direction sectional view of Fig. 3;
Fig. 6 is the C-C direction sectional view of Fig. 3;
Fig. 7 is the D-D direction sectional view of Fig. 3;
Fig. 8 is the E-E direction sectional view of Fig. 3;
Fig. 9 is the F-F direction sectional view of Fig. 3;
Figure 10 is the rotation displacement state of Fig. 6;
Figure 11 is the rotation displacement state of Fig. 7.
Embodiment
Below by doing following explanation to the present invention by reference to the accompanying drawings:
As shown in Figure 1 based on a multidirectional transmission for American Standard lock body, it is characterized in that: comprise input shifting block 1, latch bolt shifting block 2, square tongue shifting block 3, mechanical key shifting block 4, lower input shifting block 5, drive link 6, reset seat 7, return spring 8; Described upper input shifting block 1, latch bolt shifting block 2, square tongue shifting block 3, mechanical key shifting block 4, lower input shifting block 5 are mounted concentrically at five parts on lock body shell and can rotate around same central axis; Return spring 8 can rotate around same central axis both being assemblied in reset seat 7; One end of drive link 7 connects reset seat 7 other end and connects latch bolt shifting block 2 and mechanical key shifting block 4; Upper input shifting block 1, lower input shifting block 5, mechanical key shifting block 4 three are not directly connected mutually, upper input shifting block 1, lower input shifting block 5, mechanical key shifting block 4 again respectively with square tongue shifting block 3, latch bolt shifting block 2 is connected, and realizes the function of the inside and outside and mechanical key of the door side's of driving tongue and latch bolt all respectively; Described reset seat 7 comprises first input end 71, first output 72; Described input shifting block 1 has the second output 11, second output 11 to offset with first input end 71; Upper input shifting block 1 drives reset seat 7 to be rotated counterclockwise along stirring first input end 71 by the second output 11 during indicators turn; Described drive link 6 has the 3rd input the 61, three input 61 to be connected with the first output 72; Described drive link 6 has the 3rd output 62, and described latch bolt shifting block 2 has four-input terminal 21, and described 3rd output 62 is connected with four-input terminal 21; Described lower input shifting block 5 has the 4th output 51, and described 4th output 51 is connected with first input end 71; Described mechanical key shifting block 4 has the 5th input the 41, five output 42, and described 5th output 42 connects the 3rd output the 62, five input 41 and is connected with external drive parts; Described side's tongue shifting block 3 has the 6th output 31, and described 6th output 31 is gear structure, by completing output task with the gears meshing of other parts; Described side's tongue shifting block 3 there is the first rib 32, described upper input block has in the second rib 12, first rib 32 and the certain stroke of the second rib 12 both offseting and can stir mutually in certain stroke; Described lower input shifting block 5 has third gear limit 52, and offseting in the certain stroke of described third gear limit 52 and the first rib 32, the two can stir mutually in certain stroke.
Owing to have employed said structure, when upper input shifting block 1 be subject to external force turn clockwise around its central axis time, first input end 71 is driven by the second output 11, thus stir reset seat 7 around self rotation, drive link 6 is driven to move right by the connection of the first output 72 and the 3rd output 62 when reset seat 7 rotates, latch bolt shifting block 2 is driven to rotate by the connection of the 3rd output 62 and four-input terminal 21 when drive link 6 moves right, latch bolt shifting block 2 drives latch bolt assembly by the 7th output 22 when rotated, thus reaches the object driving latch bolt; Meanwhile, the second rib 12 of upper power shaft 1 rotates by stirring the first rib 32 side of drive tongue shifting block 3, and square tongue shifting block 3 to be connected with square tongue assembly by the 6th output 31 thus to reach the object of driving side's tongue; When upper input shifting block 1 be subject to external force be rotated counterclockwise around its central axis time, if square tongue assembly is in the door opening state of the generous tongue of indentation, now fifth gear limit 13 and fourth gear limit 33 offset, thus make input shifting block 1 rotate counterclockwise the side's of stirring tongue shifting block 3, thus get generous tongue, play the object of locking.
In like manner, instantly input shifting block 5 and be subject to external force when its central axis turns clockwise, first input end 71 is driven by the 4th output 51, thus stir reset seat 7 and be rotated counterclockwise around self, drive link 6 is driven to move right by the connection of the first output 72 and the 3rd output 62 when reset seat 7 rotates, latch bolt shifting block 2 is driven to rotate by the connection of the 3rd output 62 and four-input terminal 21 when drive link 6 moves right, latch bolt shifting block 2 drives latch bolt assembly by the 7th output 22 when rotated, thus reaches the object driving latch bolt; Meanwhile, instantly input the third gear limit 52 of shifting block 5 and rotate by stirring the first rib 32 side of drive tongue shifting block 3, square tongue shifting block 3 to be connected with square tongue assembly by the 6th output 31 thus to reach the object of driving side's tongue; Instantly input shifting block 5 and be subject to external force when its central axis is rotated counterclockwise, if square tongue assembly is in the door opening state of the generous tongue of indentation, now sixth gear limit 53 and fourth gear limit 33 offset, thus make lower input shifting block 5 rotate counterclockwise the side's of stirring tongue shifting block 3, thus get generous tongue, play the object of locking.
When the driving force coming from mechanical key arrives the 5th input 41, mechanical key shifting block 4 rotates and drives the 3rd output 62 to rotate together simultaneously, now drive link 6 produces displacement, driven the rotation of latch bolt shifting block 2 by the displacement of drive link 6, realize the function that mechanical key opens latch bolt; The meanwhile displacement of drive link 6 drives again reset seat 7 to rotate, the rotation of resetting block 1 on the rotary dial of reset seat 7, and the rotation of the side's of rotarily driving tongue shifting block 3 of upper resetting block 1 realizes the function of mechanical key opening square tongue.
The above; only preferred embodiment of the present invention; it is not restriction the present invention being made to other form; as long as any those skilled in the art of being familiar with can utilize the technology of above-mentioned announcement to be changed improvement. be do not depart from technical solution of the present invention content, according to the technology of the present invention essence to any simple modification implementing above to do. still belong to the protection domain of technical solution of the present invention.
Claims (9)
1. based on a multidirectional transmission for American Standard lock body, it is characterized in that: comprise input shifting block (1), latch bolt shifting block (2), square tongue shifting block (3), mechanical key shifting block (4), lower input shifting block (5), drive link (6), reset seat (7), return spring (8); Described upper input shifting block (1), latch bolt shifting block (2), square tongue shifting block (3), mechanical key shifting block (4), lower input shifting block (5) are mounted concentrically at five parts on lock body shell and can rotate around same central axis; Return spring (8) is assemblied in reset seat (7), and above the two can rotate around same central axis; One end of drive link (6) connects reset seat (7) other end and connects latch bolt shifting block (2) and mechanical key shifting block (4); Upper input shifting block (1), lower input block (5), mechanical key shifting block (4) three are not directly connected mutually, again respectively with square tongue shifting block (3), latch bolt shifting block (2) be connected.
2. as claimed in claim 1 based on the multidirectional transmission of American Standard lock body, it is characterized in that described return spring (8) has the first end points (81), first end points (81) is fixed on lock body shell, second end points (82) is stuck in reset seat (7), when reset seat (7) rotates, second end points (82) and then reset seat (7) rotates, and the first end points (81) keeps motionless.
3., as claimed in claim 2 based on the multidirectional transmission of American Standard lock body, it is characterized in that described reset seat (7) comprises first input end (71), the first output (72); Described upper input shifting block (1) has the second output (11), and the second output (11) and first input end (71) offset; Upper input shifting block (1) drives reset seat (7) to be rotated counterclockwise along stirring first input end (71) by the second output (11) during indicators turn; Described drive link (6) has the 3rd input (61), and the 3rd input (61) is connected with the first output (72).
4. as claimed in claim 2 based on the multidirectional transmission of American Standard lock body, it is characterized in that described drive link (6) has the 3rd output (62), described latch bolt shifting block (2) has four-input terminal (21), and described 3rd output (62) is connected with four-input terminal (21).
5., as claimed in claim 3 based on the multidirectional transmission of American Standard lock body, it is characterized in that described lower input shifting block (5) has the 4th output (51), described 4th output (51) is connected with first input end (71).
6. as claimed in claim 2 based on the multidirectional transmission of American Standard lock body, it is characterized in that described mechanical key shifting block (4) has the 5th input (41), 5th output (42), described 5th output (42) connects the 3rd output (62), and the 5th input (41) is connected with external drive parts.
7., as claimed in claim 2 based on the multidirectional transmission of American Standard lock body, it is characterized in that described side's tongue shifting block (3) has the 6th output (31), described 6th output (31) is gear structure.
8. as claimed in claim 2 based on the multidirectional transmission of American Standard lock body, it is characterized in that described side's tongue shifting block (3) has the first rib (32), described upper input shifting block (1) has the second rib (12), and offseting in the certain stroke of the first rib (32) and the second rib (12), the two can stir mutually in certain stroke; Described side's tongue shifting block (3) there is fourth gear limit (33), described upper input shifting block (1) has fifth gear limit (13), offset in fifth gear limit (13) and fourth gear limit (33) certain stroke.
9. as claimed in claim 8 based on the multidirectional transmission of American Standard lock body, it is characterized in that described lower input block (5) has third gear limit (52), offseting in the certain stroke of described third gear limit (52) and the first rib (32), the two can stir mutually in certain stroke; Described lower input block (5) has sixth gear limit (53), and offseting in the certain stroke in described sixth gear limit (53) and fourth gear limit (33), the two can stir mutually in certain stroke.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510284437.7A CN104847183B (en) | 2015-05-28 | 2015-05-28 | A kind of multidirectional transmission based on American Standard lock body |
| PCT/CN2016/083550 WO2016188457A1 (en) | 2015-05-28 | 2016-05-26 | Multidirectional transmission device based on american-standard lock body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510284437.7A CN104847183B (en) | 2015-05-28 | 2015-05-28 | A kind of multidirectional transmission based on American Standard lock body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104847183A true CN104847183A (en) | 2015-08-19 |
| CN104847183B CN104847183B (en) | 2018-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510284437.7A Active CN104847183B (en) | 2015-05-28 | 2015-05-28 | A kind of multidirectional transmission based on American Standard lock body |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104847183B (en) |
| WO (1) | WO2016188457A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016188457A1 (en) * | 2015-05-28 | 2016-12-01 | 浙江凯迪仕实业有限公司 | Multidirectional transmission device based on american-standard lock body |
| WO2018014414A1 (en) * | 2016-07-17 | 2018-01-25 | 浙江凯迪仕实业有限公司 | Multifunctional american-standard mortise lock structure |
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| US20020158473A1 (en) * | 2001-04-04 | 2002-10-31 | Mitsui Kinzoku Kogyo Kabushiki Kaisha | Latch device for vehicle tailgate |
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| DE102012013476A1 (en) * | 2012-07-09 | 2014-01-09 | Wilh. Schlechtendahl & Söhne GmbH & Co. KG | Switching nut for e.g. switching lock, has recess for insertion of bearing sections provided at sides of opening portion and opened to opening portion, and slot for insertion of bearing sections into recess provided at bearing sections |
| CN204782357U (en) * | 2015-05-28 | 2015-11-18 | 浙江凯迪仕实业有限公司 | Multidirectional transmission based on beautiful mark lock body |
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| CA2331426C (en) * | 2000-01-19 | 2009-07-28 | Schlage Lock Company | Interconnected lock with remote locking mechanism |
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| CN201991336U (en) * | 2010-11-19 | 2011-09-28 | 中山市皇鼎五金制品有限公司 | Mortise door lock available for self-locking and escaping |
| CN104847183B (en) * | 2015-05-28 | 2018-04-24 | 浙江凯迪仕实业有限公司 | A kind of multidirectional transmission based on American Standard lock body |
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2015
- 2015-05-28 CN CN201510284437.7A patent/CN104847183B/en active Active
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2016
- 2016-05-26 WO PCT/CN2016/083550 patent/WO2016188457A1/en active Application Filing
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| US20020158473A1 (en) * | 2001-04-04 | 2002-10-31 | Mitsui Kinzoku Kogyo Kabushiki Kaisha | Latch device for vehicle tailgate |
| CN201810044U (en) * | 2009-07-01 | 2011-04-27 | 闵瑜 | Lock core device of door lock |
| CN202227807U (en) * | 2011-08-02 | 2012-05-23 | 夏思炎 | Self-ejection lock body for security door |
| DE102012013476A1 (en) * | 2012-07-09 | 2014-01-09 | Wilh. Schlechtendahl & Söhne GmbH & Co. KG | Switching nut for e.g. switching lock, has recess for insertion of bearing sections provided at sides of opening portion and opened to opening portion, and slot for insertion of bearing sections into recess provided at bearing sections |
| CN202866402U (en) * | 2012-07-31 | 2013-04-10 | 闵瑜 | Door lock reset transmission mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2016188457A1 (en) * | 2015-05-28 | 2016-12-01 | 浙江凯迪仕实业有限公司 | Multidirectional transmission device based on american-standard lock body |
| WO2018014414A1 (en) * | 2016-07-17 | 2018-01-25 | 浙江凯迪仕实业有限公司 | Multifunctional american-standard mortise lock structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104847183B (en) | 2018-04-24 |
| WO2016188457A1 (en) | 2016-12-01 |
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