CN101519925A - Protector for cylindrical lock - Google Patents
Protector for cylindrical lock Download PDFInfo
- Publication number
- CN101519925A CN101519925A CN200810214372A CN200810214372A CN101519925A CN 101519925 A CN101519925 A CN 101519925A CN 200810214372 A CN200810214372 A CN 200810214372A CN 200810214372 A CN200810214372 A CN 200810214372A CN 101519925 A CN101519925 A CN 101519925A
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- cover plate
- torsionspring
- extension
- cylinder lock
- protective device
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Abstract
The present invention relates to a protector for cylindrical lock, comprising: a housing (1) arranged on the upper side of a keyhole (Sa); a cover plate (2) which can open and cover the keyhole (Sa) by moving between the covering position and the open position; a push-press apparatus (3) for push pressing the cover plate (2) from the open position to the covering position; a lock apparatus (4) for locking the cover plate at the covering position; an open apparatus (MK) for releasing the locking state of the cover plate (2), thus making the cover plate (2) move from the covering state to the open state; and an operation apparatus (5) for fixing the cover plate (2) at the open position. The operation apparatus (5) includes an operation part (5a). The fixing state of the cover plate (2) is released by operating the operation part (5a). The cover plate (2) and a lock apparatus are integrated.
Description
Technical field
The present invention relates to a kind of cylinder lock protective device, this protective device can prevent that the cylinder lock that is assemblied in two wheeler or the similar vehicles is damaged.
Background technology
Traditionally; a kind of cylinder lock protective device has been proposed; it is used to prevent that unauthorized people is by prying open the keyhole of insertion cylinder lock such as scissors or bottle opener or destroy the cylinder lock (for example, referring to JP-A-2003-239581) that is assemblied on two wheeler or the similar vehicles.Such protective device comprises: cover plate, and it can rotate to the open position that keyhole opens wide from the position that covers that keyhole is covered; Torsionspring, it is used for cover plate is pressed to from open position and covers the position; Button, it is used for cover plate is remained on open position; Magnet lock, cover plate remains on and covers the position and cover keyhole thereby it is used to lock cover plate; And the magnet key, it is used to utilize the magnetic force of magnet to remove the lock-out state that magnet is locked.
According to above-mentioned protective device, when pressing button, cover plate can be by the pushing force of torsionspring and is moved to rotatably and cover the position, thereby can cover keyhole; When with the key operated magnet lock of magnet (locking device), cover plate can move to open position rotatably.Cover plate and magnet lock (locking device) are constructed apart from each other, and operate by sliding part.
Yet, according to above-mentioned traditional cylinder lock protective device, because cover plate and locking device construct apart from each other and operate dividually by sliding part, so following problem occurs.That is to say that in order to guarantee the opereating specification of sliding part, it is big that the size of protective device becomes.In addition, because cover plate moves to open position rotatably when with the key operated magnet lock of magnet (locking device), so the complex structure of this protective device.
Summary of the invention
One or more embodiment of the present invention provides a kind of cylinder lock protective device, and this cylinder lock protective device has kept the operability of protective device, and can adopt the structure of simplification so that can reduce manufacturing cost and minification.
According to one or more embodiment of the present invention, a kind ofly be used to protect the cylinder lock protective device of cylinder lock to be equipped with: shell (1), it is arranged in the upside that is formed at the keyhole (Sa) in the cylinder lock (S); Cover plate (2), it can rotate in shell (1) and can move to open wide and to cover keyhole (Sa) covering between position and the open position; Pressing device (3), it is used for cover plate (2) is pressed to from open position and covers the position; Locking device (4), it is used to lock and is positioned at the cover plate that covers the position; Open wide device (MK), it is used for removing the lock-out state by the cover plate (2) of locking device (4) locking, so that make this cover plate move to opening-wide state from covering state; And operating means (5), it is used for fixing the cover plate (2) that is positioned at open position.Operating means (5) comprises the operation part (5a) of stretching out from shell (1), and by operation part (5a) is operated the stationary state of removing cover plate (2).Cover plate (2) is formed integrally as single member with locking device (4).
According to described cylinder lock protective device; since adopted can be by operation part being operated the stationary state of removing cover plate operating means and cover plate and locking device be formed integrally as single member; so can keep the operability of cylinder lock protective device and simplify the structure of this protective device, thereby can reduce the manufacturing cost and the minification of this protective device.
In addition, cover plate (2) can comprise the marginal portion (2d) of being with chamfering, and when the state that inserts the keyhole (Sa) of cylinder lock (S) at key when cover plate (2) was moved to and covers the position, the marginal portion (2d) of band chamfering can contact with key.
When the marginal portion that will contact with key of cover plate is the marginal portion of band chamfering, even insert maloperation operating means under the situation of keyhole of cylinder lock at key, cover plate is moved to cover position so that key to be detained and be stuck in the cover plate, also can easily extract key.
In addition, pressing device (3) can comprise torsionspring (3), and this torsionspring is arranged on the axle (L) different with the axis of rotation (1ab) of cover plate (2).
When pressing device when being arranged on torsionspring on different with the axis of rotation of the cover plate axles and constituting, compare with the structure that torsionspring is arranged on the axis of rotation of cover plate, can reduce according to thickness of structure of the present invention.
In addition, cover plate (2) can comprise extension (2c), described extension can contact and can accept the pushing force of torsionspring (3) with torsionspring (3), extension (2c) and torsionspring (3) can have following shape respectively, that is: according to the anglec of rotation of cover plate (2), can change to the direction of the pushing force that extension (2c) applies and the contact position between extension (2c) and the torsionspring (3) from torsionspring (3).
The anglec of rotation according to cover plate, not only the direction of the pushing force that applies to extension from torsionspring can change, and the contact position between torsionspring and the extension also can change, when extension and torsionspring have above-mentioned shape, the pushing force of torsionspring can be delivered to cover plate efficiently, thereby can carry out valid function to cover plate.
In addition, the contact portion between operation part (5a) and the cover plate (2) can comprise wedge-like portion (2ba).
When the contact portion between operation part and the cover plate comprises wedge-like portion, can realize the stationary state of cover plate and operation part more reposefully.
From following manual, accompanying drawing and claims, it will be apparent that other aspects of the present invention and advantage.
Description of drawings
Fig. 1 is the vertical view of cylinder lock protective device according to an exemplary embodiment of the present invention.
Fig. 2 is the longitudinal sectional view (along line II-II intercepting shown in Figure 1) of above-mentioned cylinder lock protective device.
Fig. 3 is the vertical view of above-mentioned cylinder lock protective device, shows the state of removing lid from protective device.
Fig. 4 is respectively applied for the cover plate that forms as one of above-mentioned cylinder lock protective device and the phantom drawing of locking device and button.
Fig. 5 is respectively applied for the cover plate that forms as one of above-mentioned cylinder lock protective device and the phantom drawing of locking device and button, shows the state of watching from other angle.
Fig. 6 is the cover plate that forms as one in above-mentioned cylinder lock protective device and the vertical view and the rear view of locking device.
Fig. 7 A to Fig. 7 D is an exemplary view, is used for being illustrated in the state of torsionspring when cover plate rotates that above-mentioned cylinder lock protective device is provided with respectively.
The explanation of Reference numeral and symbol
1: shell
1a: housing
1b: lid
2: cover plate
2c: extension
2d: marginal portion
3: torsionspring (pressing device)
4: locking device
5: button (operating means)
5a: operation part
6: microswitch
S: cylinder lock
Sa: keyhole
MK: magnet key (opening wide device)
The specific embodiment
Exemplary embodiment of the present invention is described with reference to the drawings.
Cylinder lock protective device according to exemplary embodiment is a kind of device that is arranged on the keyhole upside of cylinder lock, and wherein this cylinder lock is assemblied in the two wheeler.According to this cylinder lock protective device, can open wide and cover keyhole from the outside, thereby can protect cylinder lock.As shown in Figures 1 to 4, cylinder lock protective device mainly comprises: shell 1, and it has housing 1a and lid 1b; Cover plate 2; Torsionspring 3, it is as pressing device; Locking device 4, it constitutes the magnet lock; Magnet key MK (see figure 2), it is as opening wide device; And button 5, it is as operating means.
As shown in Figure 2, the housing 1a that makes by die cast spare not only comprises patchhole 1aa, also comprise and be arranged near the magnet lock extension 1ab of patchhole 1aa, wherein this patchhole roughly is formed on the center of housing, the cylinder lock S of vehicle can insert this patchhole, and the keyhole Sa that this patchhole also allows cylinder lock up.The front end surface of magnet lock extension 1ab comprises a plurality of (being 4 in this exemplary embodiment) accommodation hole 1ac, described accommodation hole is used for holding magnet M by relevant spring S1, and this magnet lock extension is configured to: the circular portion 4a of locking device 4 can rotatably cooperate with the outer surface that magnet is locked extension 1ab.Here, in Fig. 2, Reference numeral " a " is meant and is used for the O type circle that seals between the circular portion 4a of locking device 4 and magnet lock extension 1ab.
The upper surface side of the lid 1b covering shell 1a that makes by the die cast spare of appointment is so that be contained in the inner space that is formed between housing 1a and the lid 1b building block (for example cover plate 2) of cylinder lock protective device.Lid 1b comprises: hole 1ba, and it is forming to allow the firing key (not shown) to insert keyhole Sa with the corresponding position of patchhole 1aa; Hole 1bb, the operation part 5a of button 5 can insert in this hole; And hole 1bc, the circular portion 4a of locking device 4 can insert in this hole.
The operation part 5a of button 5 is assembled into from the upper surface side of lid 1b and stretches out, and button 5 and locking device 4 lay respectively at both sides, and towards the hole 1ba in keyhole Sa front between button and locking device.Here, except the operation part 5a of button 5, the upper surface of lid 1b is smooth basically.
That is to say,, the accommodation hole 1ac that is formed on magnet lock extension 1ab front end is overlapped with mating holes 4c when cover plate 2 is positioned at when covering the position; Covering the position, magnet M moves among the mating holes 4c, thereby can fix and lock locking device 4.On the other hand, magnet key MK is used to remove the lock-out state of the cover plate 2 that is produced by locking device 4, and makes cover plate 2 move to open position from covering the position.For example, magnet key MK is made of the part that the handle portion (part that is formed from a resin) with the two wheeler firing key forms.In addition, at the front end of magnet key MK, specifically, be embedded with a plurality of magnets with the corresponding position of magnet M at the magnet key.These magnets are provided with as follows, that is: under magnet key MK and state that the mating part 4b of locking device 4 cooperates, the magnetic pole identical with magnet M upper surface side magnetic pole of these magnets is respectively towards the upper surface side magnetic pole of magnet M.
According to this structure, under the blocked state of locking device 4 (cover plate 2), when magnet key MK inserts mating part 4b, because the repulsive force that between the magnet of magnet M and magnet key MK inside, produces, the pushing force that magnet M can overcome spring S1 moves down, thereby removes the lock-out state of locking device 4 (cover plate 2).In this state, when rotary magnet key MK, because the engage between mating part 4b and the magnet key MK, locking device 4 can move with magnet key MK, thereby locking device 4 can be with cover plate 2 rotations.
As indicated above, cover plate 2 forms and is made by nonmagnetic substance with locking device 4.And cover plate 2 comprises: cover part 2a, it is used for covering position covering keyhole Sa; Arm 2b, it is arranged on and covers that part 2a goes up and to cover part from this protruding; And extension 2c, it is arranged on the back side of cover plate 2 and from this back side and stretches out.Therefore, when locking device 4 cooperates with magnet lock extension 1ab, if make locking device 4 around magnet lock extension 1ab rotation, then cover position (covering the position) that part 2a can cover at the hole 1ba with lid 1b thereby and leave between the position (open position) that hole 1ba opens wide hole 1ba and move, thereby can open wide or cover keyhole Sa from the outside.Here, according to the shape and size integrally of shell 1 and the layout of other building block, can change the shape integrally of cover plate 2 arbitrarily.
Specifically, torsionspring 3 is wrapped on the L, and wherein this axle is arranged on the housing 1a (or lid 1b) and stretches out from housing 1a integratedly, and the cardinal extremity 3b side of torsionspring is fixed on housing 1a side simultaneously, front end 3a side contacts with extension 2c, thereby can transmit pushing force to extension 2c.In addition, shown in Fig. 7 A to 7D, in the rotary manipulation process of cover plate 2, the front end 3a side of torsionspring 3 contacts with extension 2c all the time.
In addition, extension 2c and torsionspring 3 have following shape respectively, that is: according to the anglec of rotation of cover plate 2, not only the direction of the pushing force that applies to extension 2c from torsionspring 3 can change, and torsionspring 3 also can change with extension 2c position contacting.Specifically, as shown in drawings, extension 2c is the ellipse with assigned direction haply when watching from above, and the bent specified angle of the front end 3a lateral bending of torsionspring 3, therefore, regardless of the position of cover plate 2, the pushing force of torsionspring 3 can be delivered to extension 2c effectively.
That is to say, shown in Fig. 7 A to Fig. 7 D, when cover plate 2 rotates to when covering position (seeing Fig. 7 D) through the state shown in Fig. 7 B and Fig. 7 C respectively from open position (seeing Fig. 7 A), the front end 3a of torsionspring 3 and contact position and the contact angle between the extension 2c continuously change, thus the pushing force of torsionspring 3 can be effectively towards the direction of rotation transmission of cover plate 2.Therefore, the pushing force of torsionspring 3 can be delivered to cover plate 2 effectively, thereby can carry out valid function to cover plate 2.
As indicated above, button 5 not only makes the cover plate 2 that is positioned at open position fixing, but also comprises the operation part 5a that is arranged on the shell 1 and stretches out from shell 1.That is to say that by operation part 5a is carried out pressing operation, button 5 can be removed the stationary state of cover plate 2.Button 5 is made of the integrally moulded resin component element that comprises operation part 5a and arm 5b.Therefore, when cover plate 2 is positioned at open position, by the pushing force of helical spring S2 and with upwards pushing of button 5, and arm 5b is fixed on the arm 2b of cover plate 2, thus restriction cover plate 2 rotatablely moving on the press direction (towards the direction of advancing in the position that covers of cover plate 2) of torsionspring 3.
On the other hand, when the pushing force that overcomes helical spring S2 is carried out pressing operation to button 5, arm 5b is moved down to the pressing operation of button 5.Removed the stationary state of cover plate 2 like this, thereby by the pushing force of torsionspring 3 cover plate 2 has automatically been turned to cover the position with respect to arm 5b.Therefore, the pressing operation on the operation part 5a of button 5 only needs to remove the amount of movement of the stationary state of cover plate 2, thereby has simplified pressing operation.In addition, for 5 needs of action button overcome the pressure of helical spring S2, so can use very little finger strength to carry out pressing operation, thereby can strengthen the operability of this protective device.
As indicated above, when cover plate 2 arrives when covering the position in the above described manner, magnet M cooperates with locking device 4, thus locking cover plate 2.When using magnet key MK to remove the lock-out state of the cover plate 2 that is locked by locking device 4, as long as rotation lock device 4, cover plate 2 also can overcome the pushing force of torsionspring 3 and rotate.The cam that produces when contacting with arm 5b by the wedge-like portion 2ba of arm 2b, the arm 2b of cover plate 2 can be fixed on the arm 5b of button 5 reposefully, thereby can make cover plate 2 remain on open position.
In addition, according to this exemplary embodiment, the marginal portion 2d (lower face side) of cover plate 2 is with chamfering.Marginal portion 2d is a following part, that is: as shown in Figure 5 and Figure 6, when the state that inserts the keyhole Sa of cylinder lock S at key (firing key) when cover plate 2 was moved to and covers the position, cover plate 2 contacted with this key at this part place.By this structure, even insert maloperation button 5 (operating means) under the state of keyhole Sa of cylinder lock S at key, make cover plate 2 move to cover position so that key card in cover plate 2, this key also can easily be extracted.
In addition, as shown in Figure 2, button 5 comprises the extension 5c of downward extension.When button 5 was carried out pressing operation, extension 5c also can move down.The arranged beneath of extension 5c has microswitch 6.When button 5 being carried out pressing operation and extension 5c when moving down, the front end of extension 5c is pressed on the operation part 6a of microswitch 6, thereby can open microswitch 6.By this structure, for example, can open the lighting device that independently is arranged on the two wheeler, thereby can illuminate keyhole Sa.
According to the foregoing description; owing to be provided with and remove the button 5 (operating means) of the stationary state of cover plate 2 by operation part 5a being carried out pressing operation; and cover plate 2 and locking device 4 form as one; so compare with the device that locking device 4 is formed separately from each other with cover plate 2; when keeping the operability of cylinder lock protective device, can simplify the structure of this device and reduce the manufacturing cost and the minification of this device.
In addition, because the pressing device that cover plate 2 is pressed to from open position cover the position is made of the torsionspring 3 that is arranged on the axle L different with the axis of rotation of cover plate 2, so, the axis of rotation that is arranged on cover plate 2 with torsionspring (just, magnet lock extension 1ab) structure on is compared, not only can reduce the thickness of device, can also under the situation that cover plate 2 keeps assembling, change torsionspring 3, thereby can be convenient to safeguard this device.
Though the front is described the cylinder lock protective device according to exemplary embodiment, the invention is not restricted to this.For example, also (for example can adopt other operating means, sliding-type or rotary-type operating means) replace button 5, wherein this operating means not only can be fixed in the cover plate of open position, but also comprise the operation part that is arranged on the shell and stretches out from shell, thereby can be by operation part being operated the stationary state of removing cover plate.
In addition, though in this exemplary embodiment, use the magnet that magnet M is fixed on the locking device 4 to lock, also can adopt the locking device of other type to replace this magnet lock as locking device.In addition, also can adopt and cover plate can be replaced torsionspring 3 from the pressing device that open position is pressed to other type that covers the position.
Industrial applicibility
The present invention can be applied to cylinder lock protective device, and this protective device comprises cover plate, lid Plate can rotate in the enclosure and therefore can cover between position and the open position mobile with Open wide and cover keyhole, and in this protective device, cover plate be used for this cover plate of locking Locking device is formed integrally as single member. In addition, the present invention can be applied in profile equally The upper device different from said apparatus or have the device of other additional function needs only this device Having said structure gets final product.
The application requires the Japanese patent application of submission on February 27th, 2008 The foreign priority of No.2008-045546, the full content of this Japanese patent application is by drawing With mode incorporate this paper into.
Claims (7)
1. cylinder lock protective device that is used to protect cylinder lock, this device comprises:
Shell (1), it is arranged in the upside that is formed at the keyhole (Sa) in the cylinder lock (S);
Cover plate (2), it can rotate in described shell (1) and can move to open wide and to cover described keyhole (Sa) covering between position and the open position;
Pressing device (3), it is used for described cover plate (2) is pressed to from open position and covers the position;
Locking device (4), it is used to lock and is positioned at the described cover plate that covers the position;
Open wide device (MK), it is used for removing the lock-out state by the described cover plate (2) of described locking device (4) locking, so that make described cover plate move to opening-wide state from covering state; And
Operating means (5), it is used for fixing the described cover plate (2) that is positioned at open position, described operating means (5) comprises the operation part (5a) of stretching out from described shell (1), and by described operation part (5a) is operated the stationary state of removing described cover plate (2)
Wherein, described cover plate (2) is formed integrally as single member with described locking device (4).
2. cylinder lock protective device according to claim 1, wherein,
Described cover plate (2) comprises the marginal portion (2d) of being with chamfering, and when the state that inserts the keyhole (Sa) of described cylinder lock (S) at key when described cover plate (2) was moved to and covers the position, the marginal portion of described band chamfering (2d) can contact with key.
3. cylinder lock protective device according to claim 1, wherein,
Described pressing device (3) comprises torsionspring (3), and described torsionspring is arranged on the axle (L) different with the axis of rotation (1ab) of described cover plate (2).
4. cylinder lock protective device according to claim 2, wherein,
Described pressing device (3) comprises torsionspring (3), and described torsionspring is arranged on the axle (L) different with the axis of rotation (1ab) of described cover plate (2).
5. cylinder lock protective device according to claim 3, wherein,
Described cover plate (2) comprises extension (2c), and described extension can contact and can accept the pushing force of described torsionspring (3) with described torsionspring (3),
Described extension (2c) and described torsionspring (3) have following shape respectively, that is: according to the anglec of rotation of described cover plate (2), can change to the direction of the pushing force that described extension (2c) applies and the contact position between described extension (2c) and the described torsionspring (3) from described torsionspring (3).
6. cylinder lock protective device according to claim 4, wherein,
Described cover plate (2) comprises extension (2c), and described extension can contact and can accept the pushing force of described torsionspring (3) with described torsionspring (3),
Described extension (2c) and described torsionspring (3) have following shape respectively, that is: according to the anglec of rotation of described cover plate (2), can change to the direction of the pushing force that described extension (2c) applies and the contact position between described extension (2c) and the described torsionspring (3) from described torsionspring (3).
7. according to each described cylinder lock protective device in the claim 1 to 6, wherein,
Contact portion between described operation part (5a) and the described cover plate (2) comprises wedge-like portion (2ba).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008045546A JP4583462B2 (en) | 2008-02-27 | 2008-02-27 | Cylinder lock protector |
| JP2008045546 | 2008-02-27 | ||
| JP2008-045546 | 2008-02-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101519925A true CN101519925A (en) | 2009-09-02 |
| CN101519925B CN101519925B (en) | 2012-06-13 |
Family
ID=41080708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008102143729A Expired - Fee Related CN101519925B (en) | 2008-02-27 | 2008-09-05 | Protector for cylindrical lock |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4583462B2 (en) |
| CN (1) | CN101519925B (en) |
| TW (1) | TWI384109B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011070430A1 (en) * | 2009-12-09 | 2011-06-16 | Minda Corporation Limited | Protective device for cylinder lock of vehicle |
| CN102102462A (en) * | 2009-12-21 | 2011-06-22 | 朝日电装株式会社 | Protection device of cylindrical pinlock |
| CN104265092A (en) * | 2014-10-11 | 2015-01-07 | 浙江雷牌机件有限公司 | Novel magnetic burglar alarm applicable to lock of motorcycle and electric vehicle |
| CN105019736A (en) * | 2015-07-31 | 2015-11-04 | 泰州马赫机械制造有限公司 | Device capable of automatically opening lock cylinder hole of anti-theft cylinder-hidden lock |
| CN105089361A (en) * | 2015-09-10 | 2015-11-25 | 成都众孚理想科技有限公司 | Alarming triggering structure of anti-theft alarming access control device of smart home system |
| CN105814266A (en) * | 2013-12-05 | 2016-07-27 | 本田制锁有限公司 | Protective device for cylinder lock |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI417919B (en) * | 2011-03-24 | 2013-12-01 | Inventec Corp | Power switch |
| JP6034047B2 (en) * | 2012-04-23 | 2016-11-30 | 朝日電装株式会社 | Cylinder lock protector |
| CN103470113B (en) * | 2013-09-23 | 2016-04-13 | 镇江港龙机电有限公司 | Automatic closedown theftproof lock |
| TWI695924B (en) * | 2016-05-20 | 2020-06-11 | 日商朝日電裝股份有限公司 | Protection device of cylinder lock and its assembling method |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3331358B2 (en) * | 1998-09-30 | 2002-10-07 | 朝日電装株式会社 | Protection device for vehicle cylinder lock |
| TW434361B (en) * | 1999-04-07 | 2001-05-16 | Asahi Denso Co Ltd | Protection device of cylinder lock |
| CN2415097Y (en) * | 2000-03-30 | 2001-01-17 | 苏良进 | Cylinder hole shield structure of lock |
| JP3431585B2 (en) * | 2000-09-06 | 2003-07-28 | 本田技研工業株式会社 | Vehicle lock device |
| JP3821427B2 (en) * | 2001-04-26 | 2006-09-13 | 朝日電装株式会社 | Cylinder lock protector |
| JP4530589B2 (en) * | 2001-08-08 | 2010-08-25 | 株式会社ホンダロック | Protection device for cylinder lock for vehicle |
| JP4643073B2 (en) * | 2001-08-22 | 2011-03-02 | 朝日電装株式会社 | Cylinder lock protector |
| JP4100928B2 (en) * | 2002-02-15 | 2008-06-11 | 朝日電装株式会社 | Cylinder lock protector |
| TWI221875B (en) * | 2003-09-24 | 2004-10-11 | Toyo Jiann Tsang Electric Co | Shield of keyhole |
-
2008
- 2008-02-27 JP JP2008045546A patent/JP4583462B2/en active Active
- 2008-08-15 TW TW97131131A patent/TWI384109B/en active
- 2008-09-05 CN CN2008102143729A patent/CN101519925B/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011070430A1 (en) * | 2009-12-09 | 2011-06-16 | Minda Corporation Limited | Protective device for cylinder lock of vehicle |
| CN102102462A (en) * | 2009-12-21 | 2011-06-22 | 朝日电装株式会社 | Protection device of cylindrical pinlock |
| CN105814266A (en) * | 2013-12-05 | 2016-07-27 | 本田制锁有限公司 | Protective device for cylinder lock |
| CN105814266B (en) * | 2013-12-05 | 2018-12-14 | 本田制锁有限公司 | The protective device of cylinder lock |
| CN104265092A (en) * | 2014-10-11 | 2015-01-07 | 浙江雷牌机件有限公司 | Novel magnetic burglar alarm applicable to lock of motorcycle and electric vehicle |
| CN105019736A (en) * | 2015-07-31 | 2015-11-04 | 泰州马赫机械制造有限公司 | Device capable of automatically opening lock cylinder hole of anti-theft cylinder-hidden lock |
| CN105089361A (en) * | 2015-09-10 | 2015-11-25 | 成都众孚理想科技有限公司 | Alarming triggering structure of anti-theft alarming access control device of smart home system |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2009203666A (en) | 2009-09-10 |
| TWI384109B (en) | 2013-02-01 |
| JP4583462B2 (en) | 2010-11-17 |
| CN101519925B (en) | 2012-06-13 |
| TW200936861A (en) | 2009-09-01 |
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