KR101668632B1 - Auto Locking Apparatus for Windows Preventing Crime and Insect - Google Patents

Auto Locking Apparatus for Windows Preventing Crime and Insect Download PDF

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Publication number
KR101668632B1
KR101668632B1 KR1020160080060A KR20160080060A KR101668632B1 KR 101668632 B1 KR101668632 B1 KR 101668632B1 KR 1020160080060 A KR1020160080060 A KR 1020160080060A KR 20160080060 A KR20160080060 A KR 20160080060A KR 101668632 B1 KR101668632 B1 KR 101668632B1
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KR
South Korea
Prior art keywords
slide member
locker
case
window
locking
Prior art date
Application number
KR1020160080060A
Other languages
Korean (ko)
Inventor
이재선
Original Assignee
이재선
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
Application filed by 이재선 filed Critical 이재선
Priority to KR1020160080060A priority Critical patent/KR101668632B1/en
Application granted granted Critical
Publication of KR101668632B1 publication Critical patent/KR101668632B1/en

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    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00Accessories in connection with locks
    • E05B17/0045Silencing devices; Noise reduction
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05CBOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C3/00Fastening devices with bolts moving pivotally or rotatively
    • E05C3/12Fastening devices with bolts moving pivotally or rotatively with latching action
    • E05C3/16Fastening devices with bolts moving pivotally or rotatively with latching action with operating handle or equivalent member moving otherwise than rigidly with the latch
    • E05C3/22Fastening devices with bolts moving pivotally or rotatively with latching action with operating handle or equivalent member moving otherwise than rigidly with the latch the bolt being spring controlled
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/32Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
    • E06B3/34Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
    • E06B3/42Sliding wings; Details of frames with respect to guiding
    • E06B3/46Horizontally-sliding wings
    • E06B3/4609Horizontally-sliding wings for windows
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/52Devices affording protection against insects, e.g. fly screens; Mesh windows for other purposes
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2800/00Details, accessories and auxiliary operations not otherwise provided for
    • E05Y2800/10Additional functions
    • E05Y2800/11Manual wing operation
    • E05Y2800/116Safety means therefore
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2800/00Details, accessories and auxiliary operations not otherwise provided for
    • E05Y2800/34Form stability
    • E05Y2800/342Deformable
    • E05Y2800/344Deformable elastically

Abstract

The present invention provides an automatic locking apparatus for a window for preventing crime and insects, which uses a main structure of a high-quality automatic locking method applied to a sliding window to maximally simplify a structure to fit in a small installation space of a window for preventing crime and insects to reduce manufacturing and installation costs to be provided at a low price, resolves a problem caused by impact noise and wear from locking, and improves operating performance and quality. According to the present invention, the automatic locking apparatus for a window for preventing crime and insects comprises: a case fixed to and installed on a frame of a window for preventing crime and insects; a locker installed in the case and locked to and unlocked from a striker of a window frame; a first elastic member to apply an elastic force to maintain the locker in an unlocking position; a slide member to move between a hooking position and the unhooking position to maintain the locker in a locking position; a second elastic member to apply an elastic force to maintain the slide member in the hooking position where the slide member is hooked on the locker; a pressing member fixed to the slide member to move the slide member from the hooking position to the unhooking position; and a safety locking means to selectively prevent the slide member from moving.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an automatic locking device for a security /

The present invention relates to an automatic locking device for a security and insect window, and more particularly, to a locking / unlocking method using a rotary locker and a striker applied to an automatic locking device of a sliding window system, The present invention also relates to an automatic locking device for a security and insect-proof window, which can improve the performance and quality of the self-locking window even when the self-locking window is stable and smooth.

Generally, as shown in Fig. 1, at least one pair of sliding windows 2 and 3 are installed on the rails of the window frame 1 to move along the rails of the window frame 1 to open and close A security and insect control window (4) is provided on the outdoor side of the inner window (2) which is mainly moved for opening and closing the windows to prevent intrusion of an outside person even when the inner window (2) is opened, have.

In recent years, there has been provided a locking device which can be opened and closed so as to move along the rails of the window frame 1 even in the crime prevention and insect control window 4 and prevents the crime prevention window 4 from being opened from the outside in a closed state have.

As a prior art of such locking / insecting window locking device, the 'locking device of door opening door' of Korean Patent Laid-Open No. 10-2016-0003513 is known. The prior art is advantageous in that the configuration is simple and can be provided to users at low cost. However, there is a disadvantage in that it is inconvenient for the user to operate the handle directly to lock the latch to the latching member, so that it is inconvenient for the user to desire to improve the performance and quality and convenience.

As another prior art, there is known a locking device for a sliding door screen door of Korean Patent Laid-open No. 10-2016-0023479. In the prior art, when the security door is closed, the slope of the latch is pressed against the locking jaw of the screen inspecting port, the spring is compressed while the spring is pushed out, and then the latch is automatically locked to the locking jaw of the screen inspecting port. Which is advantageous in that the convenience of use can be increased.

However, such an inclined pressing type locking configuration of such a latch has a disadvantage of hindering a comfortable indoor living due to the noise because the clasp collides with the locking jaw in locking and also causes the clasp to protrude / Wear due to frequent impacts of jaws and deterioration of components, short life span and frequent failures.

Meanwhile, there is a rotary locker and a striker using an automatic locking method which can solve the disadvantages of the manual locking type and the inclined pressing type locking devices. For example, when a window is closed, a pair of lockers rotating at a predetermined angle in a case provided in a window frame is brought into contact with a striker provided on a window frame, as disclosed in Korean Utility Model Application No. 20-2011-0003030 It is possible to minimize the collision between the rocker and the striker, thereby improving the noise problem and the abrasion problem caused by the collision. By locking the handle in the opening direction of the lock, The unlocking of the apparatus and the opening operation of the window are performed at the same time, thereby enhancing convenience.

However, the automatic locking device using the rotary locker and the striker includes a pair of lockers, a handle shaft, a rotating body to which the handle shaft is fixed, and an interlocking part for transmitting the rotary motion of the rotating body to the locker, It is relatively expensive to manufacture and install as compared with the locking type, and it is disadvantageous in that it is economically burdensome to apply it to crime prevention and insect protection window which is provided at a lower price than a sliding window, and the case with parts is installed inside the window frame The handle is installed outside the window frame, which is difficult to apply to a frame of a security / insect window where the width is smaller than the window frame and the internal space is much narrower.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems and it is an object of the present invention to provide a sliding door system in which a main structure of a high-grade automatic locking system, The present invention also provides an automatic locking device for crime prevention and insect protection windows that can reduce manufacturing and installation costs and provide low cost while eliminating the problems caused by collision noise and wear during automatic locking, and improving operation performance and quality.

According to an aspect of the present invention, there is provided a door locking device comprising: a case fixedly installed on a frame of a crime prevention and insect control window and having a handle integrally protruded on one side; A locker provided in the case and adapted to rotate between a locked position where the window frame is held by the skirrter and a unlocked position where the window frame is unlocked; A first elastic member elastically provided between the locker and the case to exert an elastic force so that the locker is always in the unlocked position; A slide which is installed in the case so as to be linearly movable and which moves between an engagement position where the locker is engaged with the locker so that the locker is held at the locked position and a lock release position where the locker is disengaged from the locker absence; A second elastic member which is elastically provided between the slide member and the case so as to exert an elastic force such that the slide member is always in the engagement position where the slide member is engaged with the locker; And a pressing member which is located inside the handle of the case and is partially exposed to the outside and is fixed to the slide member inside the case and moves the slide member from the holding position to the holding position. It is characterized by an automatic locking device for windows.

In addition, the present invention may further comprise a safety locking means for preventing the slide member from moving, wherein the safety locking means comprises: a square hole formed in the slide member; And a lower body that is rotatably installed on the case and is separated from and coupled to the upper body, the lower body is located in a square hole of the slide member and the upper body is formed of a lock member exposed to the surface of the case, Wherein the slide member is in contact with a side surface of the rectangular hole to prevent the slide member from moving to the engagement release position, It is characterized by an automatic locking device for crime prevention and anti-insect window with a stopper rotating between positions.

According to the present invention, the upper surface of the lock member constituting the safety lock means is formed to coincide with the case surface, and a plurality of fitting grooves are formed on the upper surface of the upper member, The locking member can be rotated only by a rotary key having a fitting protrusion that can be inserted corresponding to the plurality of fitting grooves.

According to the present invention having the above-described characterizing feature, when a crime prevention and insect-proof window is closed, a rotary locking system in which a locker is rotated and held by a striker of a window frame is applied to solve a conventional problem of collision noise and wear, When the crime prevention and inspecting window is opened, the operation of grasping the grip portion and applying the force in the opening direction and the operation of the pushing member releasing the locking state of the locker are simultaneously performed, thereby increasing the operation performance and convenience of the automatic locking device And it is possible to minimize the economic burden on security and insect control windows that are lower in price than the sliding windows by making the configuration as simple as possible so that the automatic locking device having such excellent performance and quality can be applied to the security and insect window. It is a useful invention.

In addition, according to the safety locking means provided in the automatic locking device of the present invention, it is possible to prevent the locking state of the security / insect control window from being released without the specified rotation tool in a state where the security and insect control window is closed and locked, It is effective to prevent a fall accident that may occur.

1 is a cross-sectional view of a typical sliding window system;
2 is a cross-sectional view of a sliding window system equipped with an automatic locking device for crime-prevention and insect-proof windows according to the present invention.
3 is a front view showing an installation state of an automatic locking device for a security and insect-proof window according to the present invention.
4 is a perspective view showing an automatic locking device for a security and insect-proof window according to the present invention.
5 is an exploded perspective view showing an automatic locking device for a security and insect-proof window according to the present invention.
6 to 8 are operational states of an automatic locking device for crime-prevention and insect-proof windows according to the present invention.
FIG. 9 is a view showing an operation state of the safety locking means in the automatic locking device for crime prevention and insectproof windows according to the present invention. FIG.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. FIGS. 2 and 3 illustrate an installation state of an automatic locking device for a crime prevention and insect repellent window according to the present invention, and FIGS. 4 and 5 show the construction of an automatic locking device for a crime prevention and insect repellent window according to the present invention, The automatic locking device for a security and insectproof window of the present invention includes a case 10 fixedly installed outside the frame 4a of the security and insect control window 4 and a pair of lockers 20 ), A slide member (30), and a pressing member (50).

5, the case 10 can be separated from and connected to the body 11, the bottom plate 12 and the cover 13, so that a pair of lockers 20, a slide member 30 and the pushing member 50 can be installed on the body 11 and the handle 14 can be integrally formed on one side of the body 11 to open and close the crime prevention / It can be held by hand, making it convenient to use.

The pair of lockers 20 are provided inside the case 10 so as to be rotatable around one axis so that the locking and unlocking windows 4 are locked and unlocked to the striker 1a of the window frame 1 when the crime prevention / When the crime prevention / insect control window 4 is closed as shown in FIG. 7, the locking position is automatically held by the striker 1a. When the crime prevention / insect control window 4 is opened as shown in FIG. 6, Releasing position to be released from the striker 1a of the vehicle.

A first elastic member 41 is elastically provided between the locker 20 and the case 10 so that the locker 20 always exerts an elastic force such that the locker 20 is in the unlocking position. The first elastic member 41 is preferably constituted by a torsion spring. One end of the torsion spring may be fixed to the locker 20 side and the other end may be fixed to the case 10 side.

The slide member 30 is provided so as to be linearly movable in the case 10 and is engaged with the locker 20 so that the locker 20 is retained in the locked position where the locker 20 is retained by the striker 1a (See FIG. 7) and the unlocking position (see FIG. 8) where the locker 20 is unlocked from the locker 20 so as to rotate to the unlocking position.

7, the locker 20 and the slide member 30 are formed with a locking protrusion 21 and a locking protrusion 31, which are engaged with each other when the locker 20 is in the locking position, The member 30 is moved from the engagement position to the engagement release position as shown in Figure 8 so that the engagement state of the engagement protrusion 21 of the locker 20 and the engagement protrusion 31 of the slide member 30 is released .

A second elastic member 42 is elastically provided between the slide member 30 and the case 10 so that the engagement protrusion 31 of the slide member 30 is always caught by the engagement protrusion 21 of the locker 20 So that the elastic force is applied to the retaining position.

The second elastic member 42 is preferably composed of a compression coil spring and has one end supported by the slide member 30 and the other end supported by a guide portion 11a formed on the body 11 of the case 10 As shown in FIG. The second elastic members 42 are provided in the rectangular through holes 32 formed at positions close to the both locking projections 31 of the slide member 30 and the guide portions The rectangular through hole 32 is brought into contact with the guide portion 11a of the body 11 when the slide member 30 is linearly moved so that the slide member 30 is inserted into the rectangular through- So that the internal structure of the case 10 can be further simplified.

4 and 5, the pressing member 50 is located inside the handle 14 formed on the body 11 of the case 10, and includes a fixing protrusion 50 formed on the lower portion of the pressing member 50, A part of the pushing member 50 is exposed to the outside through the opening 14a formed in the handle 14. The pushing member 50 is inserted into the fixing hole 33 formed in the slide member 30, At this time, the slide member (30) and the pressing member (50) may have a single structure.

Therefore, it is convenient to press the pushing member 50 by the operation of grasping the grip 14 to open the security / insect control window 4 by the user. Further, by the operation of the pushing member 50, The locker 20 is moved so that the locking protrusion 31 of the slide member 30 is engaged with the locking protrusion 21 of the locker 20 as shown in Fig. The engagement protrusion 31 of the slide member 30 can be released from the engagement stop position where the engagement protrusion 31 of the slide member 30 is disengaged.

Meanwhile, the present invention further includes safety lock means for preventing the slide member 30 from moving. 7 and 9, the safety locking means includes a rectangular hole (not shown) formed in a middle portion of a substantially slide member 30 between two rectangular through holes 32 formed in the slide member 30 34, and a lock member 60 provided in the case 10.

The locking member 60 is rotatably installed on the body 11 of the case 10 and is separated from the lower body 61 and the upper body 62 as shown in FIGS. 61b of the upper body 62 to be engaged with the upper and lower portions of the rotation support hole 11b formed in the body 11 of the case 10 by using the assembly hole 61a of the lower body 61 and the assembly projections 62a of the upper body 62 And the lower body 61 is located in the rectangular hole 34 of the slide member 30 and the upper surface of the upper body 62 is exposed to the surface of the cover 13 of the case 10. [

The lower body 61 of the lock member 60 is provided with a non-use position in which the slide member 30 can not move to the engagement release position by contacting one side surface of the rectangular hole 34 as shown in Fig. 9, 8, a stopper 63 is formed which is spaced from one side of the rectangular hole 34 and rotates between a use position for allowing the slide member 30 to move to the release position.

3, the upper body surface of the lock member 60 constituting the safety lock means is formed to coincide with the surface of the cover 13 of the case 10, and on the upper surface of the upper body 62, And a plurality of fitting grooves 62b are formed in the circumferential direction about the axis of rotation of the lock member 60 so as to have a fitting protrusion 64a that can be inserted in correspondence with the plurality of fitting grooves 62b, So that the locking member 60 can be rotated only by the locking member 64.

The operation of the automatic locking device for a security and insect-proof window constructed as described above will be described with reference to FIGS. 6 to 8. FIG. 6, the pair of lockers 20 is in the unlocking position due to the elastic force of the first elastic member 41, and the slide member 30 is in the locked state, The first elastic member 42 is in the unlocked position where the first elastic member 31 is released from the engagement step 21 of the locker 20 and the second elastic member 42 is in the compressed state.

7, the locker 20 is pressed while being in contact with the striker 1a of the window frame 1 so that the first elastic member 41 is compressed, (20) rotates about its one axis and rotates to the locking position where it is held by the striker (1a) and is automatically locked. At the same time, the slide member 30 is moved from the engagement release position to the engagement position by the elastic force of the second elastic member 42 which has been compressed by the rotation of the locker 20, The locker 20 can be kept locked to the striker 1a by being retained by the latching jaw 21.

When the user opens the security / insect control window 4, the user grasps the grip 14 of the case 10, so that the thumb is naturally positioned at the exposed portion of the pressing member 50, The pressing member 50 and the fixed slide member 30 are moved from the holding position of Figure 7 to the releasing position of Figure 8 so that the locking projection 31 of the slide member 30 And is released from the engagement protrusion 21 of the locker 20. 6, the locker 20 is rotated from the locked position to the unlocked position by the second elastic member 42 which has been compressed, so that the locker 20 is released from the striker 1a, 14) to open the crime prevention / insect control window (4).

As described above, according to the present invention, by using the pair of rotary lockers 20, the problem of collision at the time of automatic locking and the problems due to abrasion can be solved and the quality can be improved. It is possible to operate the pressing member 50 for releasing the locking state of the sliding door 20, thereby improving the convenience. By making the structure of the automatic locking device improved in quality and convenience as simple as possible, It is possible to reduce the economic burden of the user as much as possible by providing the crime prevention and insect control window (4) at a low price.

The operation of the safety locking means provided in the automatic locking device of the present invention will be described as follows. 6 to 8, the stopper 63 of the lock member 60 constituting the safety lock means is in the use position which is disposed at a right angle to the moving direction of the slide member 30 in the use state of the automatic locking device , The movement of the slide member 30 is not affected, and the automatic locking device can be normally used.

3, when the fitting protrusion 64a of the rotary key 64 is fitted into the fitting groove 62b of the locking member 60 to rotate the locking member 60, The stopper 63 is brought into contact with one side of the rectangular hole 34 formed in the slide member 30, as shown in Fig. 9, The slide member 30 can not be moved by the stopper 63.

Therefore, even when the child accidentally presses the pushing member 50, the slide member 30 does not operate, so that the locker 20 can be kept locked to the striker 1a, It is possible to prevent a child from falling due to the opening of the insect control window 4.

 It is to be understood that both the foregoing general description and the following detailed description of the present invention are exemplary and explanatory and are intended to be illustrative of the present invention and not to be construed as limiting the scope of the present invention as defined by the appended claims. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

1: window frame 1a: striker
4: Crime prevention and insect pest 10: Case
14: handle 30: slide member
34: square holes 41, 42: first and second elastic members
50: pressing member 60: locking member
61: lower body 62: upper body
62b: fitting groove 63: stopper
64: rotation key 64a:

Claims (3)

A case fixedly installed on a frame of a crime prevention and insect control window and integrally protruding a handle on one side;
A locker provided in the case and adapted to rotate between a locked position where the window frame is held by the skirrter and a unlocked position where the window frame is unlocked;
A first elastic member elastically provided between the locker and the case to exert an elastic force so that the locker is always in the unlocked position;
A slide member which is installed in the case so as to be linearly movable and moves between an engagement position where the locker is engaged with the locker so that the locker is held at the locked position and a release position where the locker is disengaged from the locker to rotate to the unlocked position;
A second elastic member which is elastically provided between the slide member and the case so as to exert an elastic force such that the slide member is always in the engagement position where the slide member is engaged with the locker; And
And a pressing member which is disposed inside the handle of the case and is partially exposed to the outside and fixed to the slide member inside the case to move the slide member from the latching position to the latching position. Automatic locking device for crime prevention and insect window.
2. The slide fastener according to claim 1, further comprising a safety locking means for preventing the slide member from moving,
Wherein the safety locking means comprises: a square hole formed in the slide member; And
The lower body is disposed in a rectangular hole of the slide member and the upper body is exposed to the surface of the case.
Wherein the lower member of the locking member has a non-use position for contacting the one side of the rectangular hole to prevent the slide member from moving to the unlocking position, and a slide member spaced apart from one side of the rectangular hole, And a stopper that rotates between a use position where the stopper and the stopper are located.
The lock member according to claim 2, wherein the upper body surface of the lock member constituting the safety lock means is formed to coincide with the case surface, and a plurality of fitting grooves are formed on the upper surface of the upper body, Wherein the locking member is rotatable only by a rotary key having a fitting protrusion which is arranged in a circumferential direction of the locking protrusion and is insertable corresponding to the plurality of fitting grooves.
KR1020160080060A 2016-06-27 2016-06-27 Auto Locking Apparatus for Windows Preventing Crime and Insect KR101668632B1 (en)

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Cited By (8)

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Publication number Priority date Publication date Assignee Title
KR101787667B1 (en) * 2017-05-24 2017-10-18 주식회사 제일캐노피 Locking device for mosquito net
KR101793629B1 (en) 2017-07-31 2017-11-03 주식회사 제일캐노피 Locking device for mosquito net
KR101831277B1 (en) 2016-12-06 2018-02-22 강민성 Locking apparatus of fly screen door
KR20190036768A (en) * 2017-09-28 2019-04-05 장희선 Locking device for screens preventing crimees and insections
KR20190036762A (en) * 2017-09-28 2019-04-05 장희선 Locking device for screens preventing crimees and insections
CN109695370A (en) * 2019-01-22 2019-04-30 曹静 Handle fixing piece for indoor ventilation equipment
KR102239569B1 (en) * 2021-01-18 2021-04-13 주식회사 창문에안전 Safety Locking Apparatus for Window Preventing Crime and Insect
KR20220104319A (en) * 2021-01-18 2022-07-26 주식회사 창문에안전 Safety Locking Apparatus for Window Preventing Crime and Insect

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KR20100011369U (en) * 2009-05-13 2010-11-23 주식회사 쓰리지테크놀러지 Auto locking device for windows and doors
KR20140147594A (en) * 2013-06-20 2014-12-30 (주)성림금속 locking device for sliding type windows
KR101554332B1 (en) * 2015-03-09 2015-09-18 주식회사 윈하우징 Safety locking device installed in screen frame
KR20160109414A (en) * 2015-03-11 2016-09-21 주식회사 제이켐 Window locking unit for windows and doors

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100011369U (en) * 2009-05-13 2010-11-23 주식회사 쓰리지테크놀러지 Auto locking device for windows and doors
KR20140147594A (en) * 2013-06-20 2014-12-30 (주)성림금속 locking device for sliding type windows
KR101554332B1 (en) * 2015-03-09 2015-09-18 주식회사 윈하우징 Safety locking device installed in screen frame
KR20160109414A (en) * 2015-03-11 2016-09-21 주식회사 제이켐 Window locking unit for windows and doors

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101831277B1 (en) 2016-12-06 2018-02-22 강민성 Locking apparatus of fly screen door
KR101787667B1 (en) * 2017-05-24 2017-10-18 주식회사 제일캐노피 Locking device for mosquito net
KR101793629B1 (en) 2017-07-31 2017-11-03 주식회사 제일캐노피 Locking device for mosquito net
KR20190036768A (en) * 2017-09-28 2019-04-05 장희선 Locking device for screens preventing crimees and insections
KR20190036762A (en) * 2017-09-28 2019-04-05 장희선 Locking device for screens preventing crimees and insections
KR101990692B1 (en) * 2017-09-28 2019-06-18 장희선 Locking device for screens preventing crimees and insections
KR101990693B1 (en) * 2017-09-28 2019-06-18 장희선 Locking device for screens preventing crimees and insections
CN109695370A (en) * 2019-01-22 2019-04-30 曹静 Handle fixing piece for indoor ventilation equipment
KR102239569B1 (en) * 2021-01-18 2021-04-13 주식회사 창문에안전 Safety Locking Apparatus for Window Preventing Crime and Insect
KR20220104319A (en) * 2021-01-18 2022-07-26 주식회사 창문에안전 Safety Locking Apparatus for Window Preventing Crime and Insect
KR102431109B1 (en) * 2021-01-18 2022-08-10 주식회사 창문에안전 Safety Locking Apparatus for Window Preventing Crime and Insect

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