KR20160052486A - Lock device for sliding type fittings - Google Patents

Lock device for sliding type fittings Download PDF

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Publication number
KR20160052486A
KR20160052486A KR1020160049033A KR20160049033A KR20160052486A KR 20160052486 A KR20160052486 A KR 20160052486A KR 1020160049033 A KR1020160049033 A KR 1020160049033A KR 20160049033 A KR20160049033 A KR 20160049033A KR 20160052486 A KR20160052486 A KR 20160052486A
Authority
KR
South Korea
Prior art keywords
locking
sliding
cam
keeper
housing
Prior art date
Application number
KR1020160049033A
Other languages
Korean (ko)
Inventor
김기석
Original Assignee
김기석
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 김기석 filed Critical 김기석
Priority to KR1020160049033A priority Critical patent/KR20160052486A/en
Publication of KR20160052486A publication Critical patent/KR20160052486A/en

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Classifications

    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00Locks or fastenings for special use
    • E05B65/08Locks or fastenings for special use for sliding wings
    • E05B65/0858Locks or fastenings for special use for sliding wings comprising simultaneously pivoting double hook-like locking members
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00Locks or fastenings for special use
    • E05B65/08Locks or fastenings for special use for sliding wings
    • E05B65/0888Locking bars
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05CBOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C19/00Other devices specially designed for securing wings, e.g. with suction cups
    • E05C19/003Locking bars, cross bars, security bars
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05CBOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C9/00Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
    • E05C9/18Details of fastening means or of fixed retaining means for the ends of bars
    • E05C9/1808Keepers
    • 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
    • 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
    • E05Y2800/40Protection
    • E05Y2800/424Protection against unintended use
    • E05Y2800/426Protection against unintended use against unauthorised use
    • 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
    • E05Y2900/00Application of doors, windows, wings or fittings thereof
    • E05Y2900/10Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/13Application of doors, windows, wings or fittings thereof for buildings or parts thereof characterised by the type of wing
    • E05Y2900/148Windows
    • E05Y2900/15Balcony glazing

Abstract

The present invention relates to a lock device for a sliding-type window. The purpose of the lock device for a sliding-type window is to enhance a lock device in order to enhance security. To this end, the lock device for a sliding-type window comprises: a housing having a cam accommodation place therein and a sliding operation space in an upper portion and a lower portion; an opening cam installed in the cam accommodation place of the housing; a first locking rod capable of unlock a locking state of a first locking threshold; and an interlocking cam configured to be interlocked to rotate, when the first locking rod conducts a descending operation; and a second locking rod capable of unlocking a locking state of the second locking threshold.

Description

LOCK DEVICE FOR SLIDING TYPE FITTINGS [0002]
The present invention relates to a locking device for a sliding window, More particularly, the present invention relates to a locking device for a sliding window, which can release a locking and locking state of a window of a sliding window which is slidably opened on a window frame of a veranda or the like.
Generally, a sliding window is constructed such that a door slides along a rail on a rectangular window frame and is opened / closed by a sliding door so that the door frame is closed by contacting the window frame, and the door frame is opened while being separated from the window frame. The sliding door window is automatically locked when the door frame is closed by being contacted with the window frame, and the locking mechanism is released when the door frame is rotated by a predetermined angle in the opening direction of the handle unit to open the door, have.
1, a locking device for a conventional sliding door window comprises a keeper 4 fixed to the window frame 1 and a locking unit 3 installed on the door frame 2 so as to face the keeper 4 And a handle unit (not shown) for actuating the locking unit 3. The locking unit 3 includes a housing 3a fixed to the door frame 2 through a screw 5 and connected to a handle rotation shaft (not shown) of the handle unit (not shown) An interlocking mechanism (not shown) provided with a rotary body 6 so as to be movable in the axial direction, and a locker 7 projected outside the housing 3a and operated by an interlocking mechanism. The locker 7 of the locking unit 3 is automatically locked in the locking hole 4a of the keeper 4 at the opposite position when the door frame 2 is brought into contact with the window frame 1 . When the handle of the handle unit (not shown) is rotated by a predetermined angle in a state where the locking device is locked, the rotating body 6 connected to the handle rotation shaft rotates, Is released from the locking hole 4a of the keeper 4, the user can open the door while sliding it.
However, in the case of the above-described lock device for a sliding window, there is a limit to maximizing the crime prevention effect because the locked portion is concentrated in one place where the keeper 4 is installed. Especially, in the case of windows installed in a mall or an apartment lantern in recent years, it is manufactured in a large size. It is somewhat to expect a large locking effect through a lock device for a conventional sliding window, which is concentrated in a certain place { There is a shortage.
Korean Patent Registration No. 10-1463790 (Registered on November 14, 2014)
The present invention has been made to solve such a problem, An object of the present invention is to provide a lock device for a sliding window which can improve the security effect by improving the locking device and locking or unlocking the two keeper .
According to an aspect of the present invention,
A first keeper and a second keeper provided on the inner side of the window frame at predetermined intervals so as to be spaced apart from each other by a predetermined distance; a second door which is mounted on the door frame slidably opened on the window frame, CLAIMS 1. A locking mechanism for a sliding window, comprising a locking unit which is simultaneously locked or can release a locking state through a turning operation of a handle shaft,
The locking unit comprising: A housing having a top and a bottom fixed to the door frame in a longitudinal direction through a fixing screw, a cam accommodating space formed at an inner center thereof, and a sliding operation space formed at an upper side and a lower side; An opening cam installed in the cam accommodating space of the housing, the opening cam having the handle shaft inserted therein and rotatably operated by the handle shaft, and a hooking hook protruding outside; A first locking protrusion protruded to be able to be locked to the first keeper located on the upper side is provided on the upper portion of the upper sliding operation space of the housing and a hooking hook A first locking rod provided with a first latching portion and capable of releasing a locking state of the first locking jaw by being lowered by an opening rotational movement of the opening cam; Wherein a center hook is axially coupled to the lower side of the opening cam in the cam receiving space and a front hook and a rear hook are protruded so as to face each other by 180 degrees, An interlocking cam that contacts the upper portion of the rear locking hook and rotates in conjunction with the lowering operation of the first locking rod; A second locking protrusion protruded to be able to be locked to the second keeper positioned at the lower side is provided at a lower portion of the lower sliding operation space of the housing, A second locking rod provided with a second locking portion to be hooked on the hook so as to be lifted by the rotation of the interlocking cam in the opening direction to release the locking state of the second locking jaw; .
The present invention also provides A first elastic member for resiliently supporting the first locking rod in an upward direction and restoring the first locking rod to an initial state is provided in an upper sliding operation space of the housing; And a second elastic member for resiliently supporting the second locking rod in the downward direction and restoring the second locking rod to an initial state is provided in the lower sliding operation space of the housing.
According to the "lock device for a sliding window" according to the present invention having the above-described configuration, When the sliding door is closed, the first and second locking portions of the first and second locking rods of the locking unit are simultaneously locked to the first and second keeper spaced apart from each other by a predetermined distance in the window frame. When the handle is rotated in the opening direction, The locking state of the first and second locking portions of the first and second locking rods can be simultaneously released by the rotation operation of the cam and the interlocking cam. As a result, the locking function can be simultaneously carried out through the two kippers, which can further enhance the security effect, and can be effectively applied to a large window such as a mall or a veranda.
Further, according to the "locking device for a sliding window" according to the present invention, The first locking rod and the second locking rod are restored to the initial state by the first elastic member and the second elastic member when the external force is removed, so that there is an advantage that the operational response is immediately obtained.
1 shows a conventional locking device for a sliding window.
2 is a schematic view showing a state of installation of a locking device for a sliding window according to the present invention.
3 is an exploded perspective view showing the overall structure of a locking device for a sliding window according to the present invention.
4 is a view showing an interlocking structure of an open cam and an open cam of a locking unit in a locking device for a sliding window according to the present invention.
FIG. 5 is a view illustrating a state in which the door frame is locked through the locking device for a sliding window according to the present invention.
FIGS. 6 and 7 sequentially show the unlocking operation of the locking device for a sliding window according to the present invention.
FIGS. 8 and 9 show a process in which the door frame (sliding door) is closed and locked by the lock device for a sliding window according to the present invention.
Hereinafter, one preferred embodiment according to the present invention will be described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS FIG. FIGS. 2 to 4 illustrate the construction of a locking device for a sliding window according to the present invention, and FIGS. 5 to 9 illustrate an operating state of a locking device for a sliding window according to the present invention.
≪ Construction of lock device for sliding window according to the present invention >
The locking device for a sliding door according to the present invention is installed in a "sliding door window" in which a door frame formed with a rail groove is slid along a rail of a window frame and is opened / The door frame is automatically locked when it comes in contact with the window frame and the locked state is configured to be released via the handle.
2 and 3, the locking device 100 for a sliding window according to the present invention includes a first keeper 110 and a second keeper (not shown) provided on the inner side of the window frame 10, The door frame 20 is mounted on a door frame 20 slidably opened on the window frame 10 and is simultaneously locked to the first keeper 110 and the second keeper 120 when the door frame 20 is closed. Or a locking unit (200) capable of releasing the locking state through a turning operation of the handle shaft (30).
First, the first keeper 110 and the second keeper 120 are securely mounted on the inner side of the window frame 10 through a screw (not shown) with a predetermined distance therebetween, respectively. The first and second locking jaws 231 and 151 to be described later are hooked on the lower side of the first keeper 110 and the upper side of the second keeper 120 so that the locking grooves 111 and 121 Is formed.
2 to 4, the locking unit 200 includes a housing 210, which is mounted on the door frame 20 in a longitudinal direction and forms an outer body, A first locking rod 230 which is slidable up and down in an upper space of the housing 210 and can be locked to the first keeper 110; An interlocking cam 240 which is disposed on the side of the first keeper 120 and rotates by a downward movement of the first locking rod 230, A second locking rod 250 which can be locked with the interlocking cam 240 and released from locking in association with the interlocking cam 240 and first and second elastic members 250 and 250 for restoring the first locking rod 230 and the second locking rod 250, (260) and (270).
The housing 210 constitutes the outer body of the locking unit 200; The upper and lower portions of the door frame 20 are vertically mounted through a fixed screw 214. A cam accommodating space 211 is formed at an inner center thereof and sliding operation spaces 212 and 213 are formed at upper and lower sides thereof . (In Fig. 2 to Fig. 4, a cover member for covering the open portion of the housing 210 is not shown for the sake of understanding)
2 to 4, the opening cam 220 is installed in the cam receiving space 211 of the housing 210, and the handle shaft 30 is inserted into the inside of the cam receiving space 211, And a hooking hook 221 protrudes from the outer side. The handle shaft 30 is composed of a square shaft (configured as a rectangular axis for preventing slip in the embodiment of the present invention), and the opening cam 220 is opened As shown in Fig.
2 to 4, the first locking rod 230 is slidably received in the upper sliding operation space 212 of the housing 210, And a first locking jaw 231 protruded to be locked to the first keeper 110 located at the upper side is provided at an upper portion of the first locking jaw 231, And a portion 232 is provided. Accordingly, the first locking rod 230 is lowered by the rotation operation of the opening cam 220 in the opening direction, thereby releasing the locking state of the first locking jaw 231. The first locking rod 230 is restored to the initial state by the first elastic member 260. That is, the first elastic member 260 resiliently supports the first locking rod 230 upward in the upper sliding operation space 212 of the housing 210, so that when the external force is removed, To the initial state.
As shown in FIGS. 2 to 4, the interlocking cam 240 is axially coupled to the lower side of the opening cam 220 in the cam receiving space 211 of the housing 210, and is vertically opposed to the outer side by 180 degrees. The front hooking hook 241 and the rear hooking hook 242 are provided so as to protrude. The lower end of the first locking part 232 of the first locking rod 230 is brought into contact with the upper end of the rear locking hook 242 of the interlocking cam 240, So as to rotate.
The second locking rod 250 is slidably received in the lower sliding operation space 213 of the housing 210. The second locking rod 250 is protruded to be locked to the second keeper 120 located at the lower side, And a second latching portion 252 is provided on the upper portion of the second locking latch 251 so as to be engaged with the front latching hook 241 of the interlocking cam 240. [ Therefore, the second locking rod 250 can be lifted and released by the rotation of the interlocking cam 240 in the opening direction to release the locking state of the second locking jaw 251. This second locking rod 250, The second elastic member 270 is elastically deformed in the upward direction in the lower sliding operation space 213 of the housing 210 by the elastic member 270. That is, The second locking rod 250 is restored to the initial state when the external force is removed.
≪ Operation of Locking Device for Sliding Window ' according to the Present Invention &
Next, the operation of the locking device for a sliding window according to the present invention and the operation and effect thereof will be described with reference to FIGS. 5 to 9. FIG.
5, when the door frame 20 is slid and is completely closed on the window frame 10, the first and second keeper doors 110 and 120 are fastened to the hooking grooves 111 and 121 of the first keeper 110 and the second keeper 120, The first and second locking jaws 231 and 251 of the first and second locking rods 230 and 250 of the locking unit 200 are received and engaged. Accordingly, the door frame 20 is kept in the locked state through the locking device for the sliding window according to the present invention.
6, when the door frame 20 (the sliding door) is opened and the door frame 20 is rotated by a predetermined angle in the direction of opening the door frame 20 by holding the handle at the indoor side, 220 rotate integrally (refer to arrow R1 direction in Fig. 6). The first locking rod 230 moves downward while compressing the first elastic member 260 in accordance with the operation of the opening cam 220 in the opening direction (R1 direction) (231) exits from the first keeper (110). 6). As a result, the second locking rod 250 is moved to the second elastic member 270 (see FIG. 6), and the interlocking cam 240 rotates together with the downward movement of the first locking rod 230 The second locking jaw 251 is also withdrawn from the second keeper 120 and released from the locked state (see arrow B in Fig. 6).
And then pulling the door frame 20 in a direction to open the door frame 20 while holding the rotated handle (not shown); The door frame 20 is opened while sliding from the window frame 10, as shown in Fig. When the door frame 20 is opened and then the handle is released; The first and second locking rods 230 and 250 and the opening cam 220 and the interlocking cam 240 are restored to their initial states by the elastic restoring force of the first elastic member 260 and the second elastic member 270 (See FIG. 2).
On the other hand, as shown in Fig. 8, if the handle is held to close the opened door frame 20 and pulled toward the window frame 10 (see the arrow direction of arrow 8); The first and second locking jaws 231 and 251 of the first and second locking rods 230 and 250 are brought into contact with the first keeper 110 and the second keeper 120. 9, the first locking rod 230 compresses the first elastic member 260 momentarily while the first locking jaw 231 is pressed against the first keeper 110 (see FIG. 9) And the second locking rod 250 compresses the second elastic member 270 momentarily while the second locking jaw 251 enters the second keeper 120. [
The first and second locking jaws 231 and 251 of the first and second locking rods 230 and 250 are engaged with the first and second keeper holes 110 and 120 ); The first locking rod 230 is raised and lowered again by the elastic restoring forces of the first and second elastic members 260 and 270 and the second locking rod 250 is lowered again to restore the initial state (see FIG. 5) . As a result, the door frame 20 is again held in the window frame 10 in a locked state.
The locking device 100 according to the present invention includes a first and a second keeper 110 and 120 which are spaced apart from each other at a predetermined interval in the window frame 10 in the process of closing the door frame 20 The first and second locking jaws 231 and 251 of the first and second locking rods 230 and 250 of the first and second locking rods 200 and 200 are simultaneously locked and when the handle is rotated in the opening direction, The locking state of the first and second locking jaws 231 and 251 of the first and second locking rods 230 and 250 can be released by the rotation operation of the cam 240, 110) 120 at the same time.
10 .. window frame 20 .. door frame 30 .. handle shaft
100 .. lock device 110 .. first keeper 111 .. latching groove
120 .. second keeper 121 .. latching groove 200 .. locking unit
210 .. Housing 211 .. Cam accommodating space 212, 213 .. Sliding working space
214 .. fixed screw 220 .. open cam 221 .. hooking hook
230 .. first locking rod 231 .. first locking jaw 232 .. first locking portion
240 .. interlocking cam 241 .. front hitch hook 242 .. rear hitch hook
250 .. Second locking rod 251 .. Second locking jaw 252 .. Second locking portion
260 .. First elastic member 270 .. Second elastic member

Claims (2)

  1. A first keeper 110 and a second keeper 120 installed on the inner side of the window frame 10 so as to be vertically spaced apart from each other and a door frame 20 slidably opened on the window frame 10, A locking unit 200 which can be simultaneously locked to the first keeper 110 and the second keeper 120 when the door frame 20 is closed or can release the locking state through the rotation operation of the handle shaft 30 CLAIMS What is claimed is: 1. A locking device for a sliding window comprising:
    The locking unit (200) comprises:
    The upper and lower portions of the door frame 20 are vertically mounted through a fixed screw 214. A cam accommodating space 211 is formed at an inner center thereof and sliding operation spaces 212 and 213 are formed at upper and lower sides thereof A formed housing 210;
    The handle shaft 30 is inserted into the cam receiving space 211 of the housing 210 and is rotated by the handle shaft 30 and a hooking hook 221 protrudes from the handle shaft 30 An open cam 220;
    A first locking jaw 231 protruded to be locked to the first keeper 110 located on the upper side is disposed at an upper portion of the housing 100 so as to be slidable in the upper sliding operation space 212 of the housing 100, And a lower portion thereof is provided with a first latching portion 232 for catching the latching hook 221 of the opening cam 220. The first latching portion 232 is lowered by the rotation of the opening cam 220 in the opening direction, A first locking rod 230 capable of releasing the locking state of the first locking rod 231;
    A front latching hook 241 and a rear latching hook 242 are provided so as to be axially coupled to the lower side of the open cam 220 in the cam accommodating space 211 so as to be opposed to each other by 180 degrees, The lower end of the first locking part 232 of the first locking rod 230 comes in contact with the upper part of the rear locking hook 242 and the interlocking cam 240 rotates in conjunction with the lowering operation of the first locking rod 230, and;
    A second locking jaw 251 that is slidably received in the lower sliding operation space 213 of the housing 210 and is protruded to be locked to the second keeper 120 located at the lower side, And a second latching portion 252 is provided at an upper portion of the second latching portion 252 so as to be caught by the front latching hook 241 of the interlocking cam 240. The second latching portion 252 is lifted by the rotation of the interlocking cam 240 in the opening direction, A second locking rod 250 capable of releasing the locking state of the locking jaw 251; And a locking mechanism for locking the sliding door.
  2. The method according to claim 1,
    A first elastic member 260 for elastically supporting the first locking rod 230 in an upward direction and restoring the first locking rod 230 to an initial state is provided in the upper sliding operation space 212 of the housing 210, );
    A second elastic member for elastically supporting the second locking rod 250 in the downward direction and restoring the second locking rod 250 to an initial state is provided in the lower sliding operation space 213 of the housing 210 270) are provided on the upper surface of the sliding door (200).
KR1020160049033A 2016-04-22 2016-04-22 Lock device for sliding type fittings KR20160052486A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020160049033A KR20160052486A (en) 2016-04-22 2016-04-22 Lock device for sliding type fittings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020160049033A KR20160052486A (en) 2016-04-22 2016-04-22 Lock device for sliding type fittings

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200484816Y1 (en) 2016-08-12 2017-10-30 이동혁 Locking device for windows and doors
CN107701058A (en) * 2017-10-30 2018-02-16 广东坚朗五金制品股份有限公司 locking mechanism and sliding door seal assembly
KR20180065173A (en) 2016-12-07 2018-06-18 박민교 Grip handle for for windows and doors with locking system
KR20180065171A (en) 2016-12-07 2018-06-18 박민교 Grip handle for direct locking system
KR20180071916A (en) 2016-12-20 2018-06-28 박민교 Lever typed handle for direct locking system
KR101880207B1 (en) 2017-04-07 2018-08-17 가디언인터내셔널 주식회사 Locking device for windows and doors
KR102053613B1 (en) * 2018-08-28 2019-12-10 (주)에스알 Manual operation type locking device for sliding window
WO2020060272A1 (en) * 2018-09-21 2020-03-26 김장후 Window locking device for preventing intrusions and falling accidents
KR102193236B1 (en) 2019-11-22 2020-12-18 (주)우신제이에스 A fixing member for fixing guide rail having locking device to window

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200484816Y1 (en) 2016-08-12 2017-10-30 이동혁 Locking device for windows and doors
KR20180065173A (en) 2016-12-07 2018-06-18 박민교 Grip handle for for windows and doors with locking system
KR20180065171A (en) 2016-12-07 2018-06-18 박민교 Grip handle for direct locking system
KR20180071916A (en) 2016-12-20 2018-06-28 박민교 Lever typed handle for direct locking system
KR101880207B1 (en) 2017-04-07 2018-08-17 가디언인터내셔널 주식회사 Locking device for windows and doors
CN107701058A (en) * 2017-10-30 2018-02-16 广东坚朗五金制品股份有限公司 locking mechanism and sliding door seal assembly
KR102053613B1 (en) * 2018-08-28 2019-12-10 (주)에스알 Manual operation type locking device for sliding window
WO2020060272A1 (en) * 2018-09-21 2020-03-26 김장후 Window locking device for preventing intrusions and falling accidents
KR102193236B1 (en) 2019-11-22 2020-12-18 (주)우신제이에스 A fixing member for fixing guide rail having locking device to window

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