CN1692210A - Burglarproof door and frame structure - Google Patents

Burglarproof door and frame structure Download PDF

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Publication number
CN1692210A
CN1692210A CN200380100612.8A CN200380100612A CN1692210A CN 1692210 A CN1692210 A CN 1692210A CN 200380100612 A CN200380100612 A CN 200380100612A CN 1692210 A CN1692210 A CN 1692210A
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CN
China
Prior art keywords
door
hinge
doorframe
security door
pair
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN200380100612.8A
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Chinese (zh)
Other versions
CN1692210B (en
Inventor
布雷特·邓斯坦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LOCARWA CO Ltd
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LOCARWA CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from AU2003902027A external-priority patent/AU2003902027A0/en
Application filed by LOCARWA CO Ltd filed Critical LOCARWA CO Ltd
Priority claimed from PCT/AU2003/001321 external-priority patent/WO2004033835A1/en
Publication of CN1692210A publication Critical patent/CN1692210A/en
Application granted granted Critical
Publication of CN1692210B publication Critical patent/CN1692210B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

This security door construction is applicable to safes, factory doors and house doors. An offset hinge assembly allows the door to swing open and clos ed and also to slide in and out of a door slot in the door frame at the closing edge of the door. In the construction of a safe, hooks on the inside of the door enter slots in upstands inside the safe and engage and disengage throug h the sliding motion. House doors and screen doors use a hinge assembly which operates in the same way as the safe. One pair of hinges are fixed to the frame and the second pair of hinges are fixed to the door. The frame and doo r pairs are connected by a rod or tube which ensures that the hinge axis of th e door pair remains parallel to the hinge axis of the frame pair. A door locki ng mechanism is actuated by a conventional pneumatic door closer. A gas strut supplies the thrust to cause the mechanism to slide the door into the door slot when the door closer brings the door into register with the door slot.

Description

Security door and sash structure
Technical field
The present invention relates to security door and sash structure, and relate to safety cabinet.
Background technology
Safety measure on the door comprises: make door with the anti-attack of doorframe, special lock is provided and increases a plurality of interior tightening latches of doorframe that are inserted into.These measures respectively have its effectiveness, and the new safety means that the prevention stealing tool is attacked also have sale on market.
Disclosed a kind of safety cabinet among EP 0665356 A1, wherein, the width of door is wide greater than door opening, is in the behind of door opening when closing.Door is installed on the vertical axle, and this axle is crossed over whole door opening, can reduce effective opens wide of door.Pin that extends in the shop front and gate slot engagement, it rotates on axle, by the crank that is rotated by handle on the outer shop front door is slided on fixed pedestal.When door broke away from door opening, can freely slope inwardly goes forward side by side insured in the cabinet.Door rotates around fixed pedestal, makes the people can be near safety cabinet inside.This mechanism can reduce close to safety cabinet inside, and still needs traditional bolt system to prevent that the quilt from inwardly rushing open.The total weight of door is carried by fixed pedestal.Thereby handle must be able to be born and move the whole weight of leaving door opening to the side.
Summary of the invention
The invention provides a kind of security door structure, comprise a door and a doorframe, when door was installed on the eccentric hinge, the vertical edges of the relative hinge of doorframe had a gate slot that can hold the closed edge of door, it slips into gate slot when closing, then skid off from gate slot when opening.
Gate slot can be more shallow, meshes and the required corresponding bigger strength of moving door as long as the saturation of the closed edge of door can guarantee the door and the large tracts of land of doorframe.
Gate slot is can adapted a kind of such as the 5-12mm metal door that is used for safety cabinet.The degree of depth of wooden gate slot can be greatly.Hinge axis not with vertical limit symmetry of door, these are different with traditional door.Hinge phase opposite house surface is eccentric.The open amount of hinge can be 15-25mm, thereby can produce required slipping into and skidding off.
When adopting this structure in the metal safety cabinet, hinge can be traditional paired form, but will join with the door surface.Can door be linked to each other with hinge by producing eccentric installed part.Installed part can be pipe fitting or pole, and it should make the hinge axis and the door hinge axle keeping parallelism of frame hinge.The present invention also provides a specific character, and wherein, doorframe has a frame rail that is in top margin back and shop front base, back, and gate slot is arranged on the track, and the corresponding site of the back shop front has hook, is used for meshing when the door open and close and breaking away from.
Can protect upper and lower hinge by a hinge box that is fixed on the shop front.
Door can be furnished with a traditional lock that has tightening latch and keeper on doorframe.But a plurality of sliding pin locks of adapted, but they are also nonessential, because the engagement allowance of gate slot is bigger.
This door especially is suitable for depositing the small-sized safety cabinet of anaesthetic, cash and military products with the structure of frame, but door must be fixed on the thick metal safety cabinet.The purposes of this paper introduction relates to gun safe.
The erectility of frame can be the boxlike profile.Gate slot can be a closing form.Safe body can be made with the lamina that forms grooved, comprises the boxlike profile that is supported by top board and base plate.
Hinge mounts can be installed on the bottom surface and end face of safety cabinet, and extends to safety cabinet inside.Each hinge can be a part that is welded to the flange on bottom surface and the end face.Hinge is linked to together, with the turning cylinder of fixed gate, otherwise can take place once in a while sagging, thereby cause the shop front to tilt, and then influence is normal opens and closes.
Door can be that a pair of door hinge is connected to metal sheet on a pair of frame hinge.The fixed pedestal of frame hinge and door support contiguous, and after door was locked, just eliminated in the gap between door and the support.
Frame hinge and connected door hinge are preferably protected by a frame that extends on the whole length of door.Door can be reinforced by the carriage on the shop front in being fixed to.Traditional lock can make a tightening latch be inserted in the locking member.
In some safety cabinet and security door, if the cancellation safety then can improve safety.By a traditional Door handle and the push rod that makes door slip into gate slot are installed in the safety cabinet, just can cancel the safety of above-mentioned door.Sliding motion must postpone, in door is in gate slot, otherwise the door can strike on the shutoff device, thereby can't enter in the gate slot.This structure can be equipped with a Door handle, is used to make door to close, an also configurable biasing member that links to each other with door, thus when Door handle is pulled into gate slot with door, door is slipped in the gate slot.
When door be in close after the parallel pass of the shop front when closing face, but the biasing member opposite house produces the slip effect, like this, door was closed before reaching gate slot.In this configuration, biasing member preferably includes door handle, wherein crank is in the door, and the pole or the pipe fitting that relatively extend between the frame pivot move, and biasing member moves between Men Nei and crank, thereby make and slide to gate slot, link assembly is connected with crank, and its restriction biasing member influence is to this slip, and retainer extends to the part of the arc of oscillation of door at least, when door entered into gate slot, it was at the terminal release link assembly of arc of oscillation.
Description of drawings
Following with reference to accompanying drawing, various embodiments are explained, wherein:
Fig. 1 is the phantom drawing of the buttoned-up small-sized safety cashbox of door.
Fig. 2 is a phantom drawing of the safety cashbox of the Fig. 1 that has opened.
Fig. 3 is the hinge component front view of Fig. 2 of looking from the A direction.
Fig. 4 is the hinge component expanded view after Fig. 3 welds.
Fig. 5 is the sectional drawing of the buttoned-up safety cabinet of door.
Fig. 6 is the sectional drawing of the safety cabinet opened to the side.
Fig. 7 is the sectional drawing that has the safety cabinet of door opening.
Fig. 8 is the door sectional drawing of the safety cabinet of complete opening.
Fig. 9 is the sectional drawing that has the safe door of the handle that is used for the open and close door.
Figure 10 is the part front view of expression handle and the safety cabinet that is connected of hinge component.
Figure 11 is the sectional drawing of buttoned-up wooden door of door and framework.
Figure 12 is the wooden door of having opened of Figure 11 and the sectional drawing of framework.
Figure 13 is the sectional drawing of the buttoned-up aluminium matter security door of door.
Figure 14 is also as the front view of the door hinge components of the separate part of suitable door and doorframe among Figure 13.
Figure 15 is the positive expanded view of triple hinge.
Figure 16 is the phantom drawing of the expression hinge component of gun safe.
Figure 17 is the front view of the hinge of Figure 16.
Figure 18 is the front view that has the Two door type safe of centre strut.
Figure 19 is the plan view of steel plate door.
Figure 20 is the cut-away section phantom drawing on the top of door shown in Figure 19.
Figure 21 is the rear elevation of the safety cabinet that comprises that the rear portion of the mechanical lock that connects whole safety cabinet has been removed.
Figure 22 is the plan view of the safety cabinet of Fig. 1 of looking from the A direction.
Detailed description with reference to accompanying drawing
Referring to accompanying drawing, safe body 2 is made by the 2mm steel plate, and this steel plate rolling becomes channel section, and its edge is curled into channel section 4,6 again.Safety cabinet is sealed by the top board 8 and the base plate 10 that are welded on the cabinet.Thereby cabinet can prevent to be applied to the external power above it and splits.
Seal 4 has three sides.The 4th side formed by a box type section steel Door handle 12, and it is welded on the cabinet and exceeds seal.Extend on the whole length of 3mm steel plate door 16 in 4mm gap 14 between Door handle and the seal.
Flange 18 and 20 is soldered on bottom surface and the end face.They are supporting frame hinge 22 and 24.Door tilts to hinge 26 and 28, and their end is soldered to top and bottom.Frame hinge 22 and 24 pin are connected with pole 30. Frame hinge 26 and 28 pin are connected with pole 32.
The opening sequence of door sees also Fig. 5,6,7 and 8.Pole 30 and 32 interconnect function can make hinge produce the aperture of about 20mm, and door is entered in the gate slot 14 with the only about half of distance of this aperture.Lock 34 is traditional locksets, is controlled by key portion 36.If do not have the pole 30 that connected and 32 rigidity,, thereby hinder open and close just door can be sagging.This rigidity can obtain (referring to Figure 14 and 16) by other geometry.
Among Fig. 3 and Fig. 4, pole is connected by common weld 38.Like this, pole is connected to the pin 38 of frame hinge on the pin of door hinge.Its manufacturing sequence is as follows.
Safe body is rolled, to form the door limit.Its top and bottom is fixed welding.Pole and anchor clamps is welded together.Set up the hinge axle collar, and hinge component is welded on the door.
Then with the door overall fixed to the anchor clamps that also holding cabinet, then with column 18 and 20 and the frame hinge be welded on the cabinet.Hinge sleeve 42 is holding column, and is soldered to top and bottom.The door overall fixed to the safety cabinet opening part and holding on the sleeve 42 of column, and is welded on the top and bottom.
Column 18 and 24 has the gate slot 46 that is used to hold hook 48, and when the door open and close, itself and gate slot mesh, break away from.There is not the engagement of hook and gate slot in traditional lock.
People's application of force on D handle 50 slip (Fig. 5-8) of coming enabling gate by the operation safety cabinet.Among Fig. 9, handwheel 52 rotates crank 54 between retainer 56 and connecting rod 58, starts pole 30, thereby makes door easily to left and right slip.Spring 60 overcomes resistance and starts motion.
In Figure 11 and Figure 12, do not adopt pillar, because wooden security door has locking device 4 and a L type cross section pole 6. Frame hinge 22 and 24 is fixed on the doorframe by end plate 62, and door hinge is fixed on the door by hinge leaf 64.Handle 50 and to lock 34 are traditional types.
Among Figure 13, frame hinge 22 and 24 (only illustrating) has hinge leaf 64 with door hinge 26 and 28 (only illustrating), and they all are in the studdle 4.Studdle 4 and shut screw rod 6 and be hollow aluminum matter tensioning member.Lock 34 has a diffusion hook, and it expands outwardly in cored screw 6.
Aluminium matter security door shown in Figure 13 has a hinge component, and it can be sold separately, as shown in figure 14.Pole 30 connects with the sleeve of frame hinge 22 and 24, thereby their tunable ground tilts.Frame hinge 22 and 24 sleeve connect by the sleeve of pad 66 with door hinge 26 and 28.
Among Figure 15, the aperture of hinge component is produced by the triple hinge that is welded into a group.By door hinge being connected on door and the frame hinge, and be connected to middle hinge 68, prevent that the student from hanging down by middle pole 70 by pole 30.
In gun safe shown in Figure 16, frame hinge 22 and 24 sleeve are connected with the pin of door hinge 26 and 28.Hook 48 and gate slot 46 and Fig. 2 and embodiment shown in Figure 3 produce engagement equally and break away from.Cartridge pouch 72 is reserved certain space for gun 74.
Figure 17 can help to understand the eccentric motion of door.These parts are in the plane, and move as single component form with radius arm in hinge component.
If safety cabinet is as cigarette cabinet and Jiu Ku, gun storehouse, armory etc., then traditional door 76 (Figure 18) can be equipped with a vertical sleeve 78 at closed edge, and it is closed to centre strut 80, and forms a gate slot 82, slide 16 stretches out in it, thereby makes lock 34 actions.
Among Figure 19 and Figure 20, steel plate door 16 has a hollow cavity 84.Hinge component is contained wherein, and door hinge 26 is soldered to the inboard of door, and frame hinge 22 is soldered on doorframe top board 86 and the ground bar 88.
Door handle 52 is connected with crank 54 and connecting rod 58, starts pole 30, thereby makes door easily to left and right slip.Crank 54 is also started by pneumatic double-screw bolt 90, and it moves right door, thereby door is pushed in the gate slot.Traditional door lock 92 is installed in the top in the safety cabinet as shown in the figure.
The action of the pneumatic relatively double-screw bolt power of crank is subjected to the obstruction of pole 94, and it is subjected to the influence of rigid connector 98 and jingle bell crank 100 and rises in the axle collar 96 or descend.When door 16 was opened, pole 94 was marked a camber line, by contacting with the base that starts scotch 102, prevent to rise, thereby influence was applied to the pneumatic double-screw bolt power on the door.Scotch is fixed, and extends from frame hinge 22.Close when Door handle makes door, when door was in 4 closed, pole 94 just reached the stop end, and rose suddenly under the effect of pneumatic double-screw bolt power.Handle is subjected to making door to slide to the effect of the power on right side, can freely shift to hinge component, because the latter has a kind of eccentric structure.
After closing, the end of pole 94 just exceeds startup scotch 102.Swing handle can be pulled out pole 94 from Door handle, will make pole 94 be retained in arrested state and door drawn back from Door handle.When release handle, Door handle can make door close, but sliding action will be deferred to door always be retained in the gate slot till.
In another embodiment, pneumatic double-screw bolt is driven into a pair of tightening latch in the keeper of Door handle 12.
We find that the strong point of above-mentioned embodiment is:
1, do not exist common energy to give the position of crowbar in this structure with opportunity.
2, do not need a plurality of insertion tightening latches.
3, can move extremely heavy door easily.
4, can utilize the whole width of door.
Answer bulking property to understand to employed in the manual " comprising " speech, " comprise " that promptly other parts of increase are not got rid of in the application of a speech, this be should give understanding.
Under the prerequisite of the essence spirit that does not break away from invention, can carry out various modifications and/or increase to the present invention.These modifications and/or increase should be counted as a part of the present invention, this be should give understanding.

Claims (29)

1, a kind of security door structure, comprise a door and a doorframe, wherein door is installed on the eccentric hinge assemblies, and the vertical edges of the relative hinge of doorframe has a gate slot that can hold the closed edge of door, it slips into when closing in the gate slot, then skids off from gate slot when opening.
2, security door structure as claimed in claim 1, it is characterized in that, this eccentric hinge assemblies comprises first pair of hinge, the second pair of hinge that is connected with door that is connected with doorframe and connects first and second right parts that it makes first pair hinge axis and second pair hinge axis keeping parallelism.
3, security door structure as claimed in claim 2 is characterized in that, these parts are rigid elements, is used for the sleeve of a pair of hinge is connected with another pin to hinge.
4, security door structure as claimed in claim 2 is characterized in that, these parts are rigid elements, is used for the pin of a pair of hinge is connected with another pin to hinge.
5, security door structure as claimed in claim 2 is characterized in that, these parts are rigid elements, is used for the sleeve of a pair of hinge is connected with another sleeve to hinge.
As the described security door structure of each claim in the claim 3 to 5, it is characterized in that 6, this rigid element is rod member or pipe fitting.
7, security door structure as claimed in claim 2 is characterized in that, the hinge sleeve of a pair of hinge is connected to adjacent another on the hinge sleeve, and pole or pipe fitting connect sleeve with the hinge that is connected with doorframe.
8, as the described security door structure of each claim in the claim 2 to 7, it is characterized in that, each hinge that is fixed on the doorframe is welded to the last lower horizontal plane of doorframe to the end of sleeve, and sleeve body then is welded on the column, and it also is welded to the top and bottom of doorframe.
As the described security door structure of each claim in the claim 1 to 8, it is characterized in that 9, the erectility of this doorframe is the boxlike profile.
10, security door structure as claimed in claim 9 is characterized in that, this gate slot is a closing form.
11, as claim 9 or 10 described security door structures, it is characterized in that the lamina that this safe body form is a grooved is made, comprise the boxlike profile that supports by top board and base plate.
As the described security door structure of each claim in the claim 1 to 11, it is characterized in that 12, this sliding distance is 15-25mm.
13, as the described security door structure of each claim in the claim 1 to 12, it is characterized in that this doorframe has one to stand on back shop front limit frame rail afterwards up and down, each rail has gate slot, have hook in the zone of correspondence on the back shop front, it is used for Dang Menguan, meshes when opening and breaks away from.
14, as the described security door structure of each claim in the claim 1 to 13, it is characterized in that, this doorframe have one with close after the parallel pass of the shop front close face, door was closed this inclination before reaching gate slot.
15, security door structure as claimed in claim 14 is characterized in that, this sliding door members of frame is a kind of grooved section, and the adjacent parallel L profile members that is fixed on the doorframe is being stipulated gate slot with the sliding door part.
16, as claim 14 or 15 described security door structures, it is characterized in that the vertical part of this doorframe is made the grooved section, the adjacent parallel L profile members that is fixed to the adjacent doors hinge on the doorframe plays a part hinge support.
17, as the described security door structure of each claim in the claim 6 to 16, it is characterized in that, this Men Youyi rotating handle, be used for opening and closing door, handle has a connecting rod, the pole or the pipe fitting of the hinge of being installed on its relative connection box move, thereby door is slided to the left or to the right.
18, security door structure as claimed in claim 17 is characterized in that, this handle rotates between retainer, and spring helps rotate by making the some retainer pieces of rotation deflection.
As the described security door structure of each claim in the claim 2 to 18, it is characterized in that 19, this frame hinge is fixed on the top board and base plate of doorframe, door hinge is fixed on the door.
As the described security door structure of each claim in the claim 2 to 18, it is characterized in that 20, this is the barrier door of being made by the hollow metal drawing plate, the frame hinge is fixed on the frame face, and door hinge is fixed to one side of door.
21, as claim 19 or 20 described security door structures, it is characterized in that this hinge component is partly contained in the door body at least.
22, security door structure as claimed in claim 21 is characterized in that, this hinge component is contained in the passage in the support edge of door or near the place, support edge of door.
23, as the described security door structure of each claim in the claim 1 to 22, it is characterized in that, door lock and a biasing assembly that links with door that this has the door of setovering in known manner when it brings into door in the gate slot at Door handle, can make door slip in the gate slot.
24, security door structure as claimed in claim 23 is characterized in that, the motion of the door that is caused by biasing assembly is deferred to till the closed that door reaches the contiguous gate slot of doorframe always.
25, as claim 23 or 24 described security door structures, it is characterized in that, this biasing assembly comprises a door handle, wherein crank is in the door, and the pole or the pipe fitting that extend between the frame pivot relatively move, biasing member moves between Men Nei and crank, thereby make and slide to gate slot, link assembly is connected with crank, its restriction biasing member influence is to this slip, retainer extends to the part of the arc of oscillation of door at least, and when door entered into gate slot, it was at the terminal release link assembly of arc of oscillation.
26, security door structure as claimed in claim 25 is characterized in that, it is concentric with the hinge axis of frame hinge that this starts scotch.
27, a kind of safety cabinet comprises the described door of each claim among the claim 1-27.
28, a kind of pre-door hanging comprises described doorframe of each claim and security door structure among the claim 1-28.
29, a kind of hinge component that is used for the described security door structure of claim 1, thus comprise first pair of hinge that can be connected, second pair of hinge that can be connected, hinge is connected together the sleeve that makes first pair be fixed to pole or pipe fitting on second pair the sleeve with door with frame.
CN200380100612.8A 2002-10-09 2003-10-08 Burglarproof door and frame structure Expired - Fee Related CN1692210B (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
AU2002951987A AU2002951987A0 (en) 2002-10-09 2002-10-09 Security door and frame construction
AU2002951987 2002-10-09
AU2003902027A AU2003902027A0 (en) 2003-04-30 2003-04-30 Security door and frame
AU2003902027 2003-04-30
PCT/AU2003/001321 WO2004033835A1 (en) 2002-10-09 2003-10-08 Security door and frame construction

Publications (2)

Publication Number Publication Date
CN1692210A true CN1692210A (en) 2005-11-02
CN1692210B CN1692210B (en) 2010-05-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN200380100612.8A Expired - Fee Related CN1692210B (en) 2002-10-09 2003-10-08 Burglarproof door and frame structure

Country Status (3)

Country Link
CN (1) CN1692210B (en)
AU (1) AU2002951987A0 (en)
ZA (1) ZA200500932B (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100434650C (en) * 2005-12-27 2008-11-19 昆山申坤保险箱有限公司 Anti-theft security cabinet
CN103758436A (en) * 2014-02-13 2014-04-30 冀中能源峰峰集团有限公司 Automatic-alarm anti-theft safe for mine initiating explosive devices
CN105696900A (en) * 2014-11-24 2016-06-22 得力集团有限公司 Rocker-type hinge safe box
CN111868348A (en) * 2018-01-16 2020-10-30 洛克威有限公司 Safety door mounting device
CN113557345A (en) * 2019-02-27 2021-10-26 奈舍工业有限公司 Hinge lock
CN113631788A (en) * 2019-04-05 2021-11-09 一生产品公司 Hinge for double-hinged door

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012011596B3 (en) * 2012-06-13 2013-07-04 Decoma (Germany) Gmbh cradle

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2456198A1 (en) * 1979-05-09 1980-12-05 Barre Michel Double articulated hinge for door of lorry container - uses linked vertical axles which slide at terminal closure phase with jamming effect
US4932160A (en) * 1989-05-04 1990-06-12 Sterilizer Technologies Corporation Closure apparatus and method
EP0607040B1 (en) * 1993-01-14 1997-09-10 BAR-IT Limited Improvements in and relating to security covers for door or window openings

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100434650C (en) * 2005-12-27 2008-11-19 昆山申坤保险箱有限公司 Anti-theft security cabinet
CN103758436A (en) * 2014-02-13 2014-04-30 冀中能源峰峰集团有限公司 Automatic-alarm anti-theft safe for mine initiating explosive devices
CN103758436B (en) * 2014-02-13 2015-11-18 冀中能源峰峰集团有限公司 Mining priming system automatic alarm anti-theft safety cabinet
CN105696900A (en) * 2014-11-24 2016-06-22 得力集团有限公司 Rocker-type hinge safe box
CN111868348A (en) * 2018-01-16 2020-10-30 洛克威有限公司 Safety door mounting device
CN111868348B (en) * 2018-01-16 2022-07-12 洛克威有限公司 Safety door mounting device
CN113557345A (en) * 2019-02-27 2021-10-26 奈舍工业有限公司 Hinge lock
CN113631788A (en) * 2019-04-05 2021-11-09 一生产品公司 Hinge for double-hinged door
CN113631788B (en) * 2019-04-05 2023-06-16 一生产品公司 Double door hinge
US11898390B2 (en) 2019-04-05 2024-02-13 Lifetime Products, Inc. Double jointed door hinge

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Publication number Publication date
AU2002951987A0 (en) 2002-10-31
CN1692210B (en) 2010-05-05
ZA200500932B (en) 2006-04-26

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Granted publication date: 20100505