KR910004708Y1 - Door opening and closing apparatus - Google Patents

Door opening and closing apparatus Download PDF

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Publication number
KR910004708Y1
KR910004708Y1 KR2019880000423U KR880000423U KR910004708Y1 KR 910004708 Y1 KR910004708 Y1 KR 910004708Y1 KR 2019880000423 U KR2019880000423 U KR 2019880000423U KR 880000423 U KR880000423 U KR 880000423U KR 910004708 Y1 KR910004708 Y1 KR 910004708Y1
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KR
South Korea
Prior art keywords
door
gear
shaft
bearing
door frame
Prior art date
Application number
KR2019880000423U
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Korean (ko)
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KR890016421U (en
Inventor
이세엽
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이세엽
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Priority to KR2019880000423U priority Critical patent/KR910004708Y1/en
Publication of KR890016421U publication Critical patent/KR890016421U/en
Application granted granted Critical
Publication of KR910004708Y1 publication Critical patent/KR910004708Y1/en

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00—Suspension arrangements for wings
    • E05D15/48—Suspension arrangements for wings allowing alternative movements
    • E05D15/50—Suspension arrangements for wings allowing alternative movements for opening at either of two opposite edges
    • E05D15/505—Suspension arrangements for wings allowing alternative movements for opening at either of two opposite edges by radial separation of the hinge parts at the hinge axis
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D7/00—Hinges or pivots of special construction
    • E05D7/02—Hinges or pivots of special construction for use on the right-hand as well as the left-hand side; Convertible right-hand or left-hand hinges
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/60—Suspension or transmission members; Accessories therefor
    • E05Y2201/622—Suspension or transmission members elements
    • E05Y2201/628—Bearings
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/60—Suspension or transmission members; Accessories therefor
    • E05Y2201/622—Suspension or transmission members elements
    • E05Y2201/644—Flexible elongated pulling elements
    • E05Y2201/652—Belts
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/13—Type of wing
    • E05Y2900/132—Doors

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)

Abstract

내용 없음.No content.

Description

여닫이문의 양면 개문장치Double side opening device of swing door

제 1 도는 본 고안장치의 분리사시도.1 is an exploded perspective view of the subject innovation device.

제 2 도는 본 고안의 상부축수의 분해사시도.2 is an exploded perspective view of the upper shaft bearing of the present invention.

제 3 도는 제 2 도의 조립단면도.3 is an assembled cross-sectional view of FIG.

제 4 도는 본 고안의 하부축수의 단면도.4 is a cross-sectional view of the lower bearing of the present invention.

제 5 도는 본 고안의 실시단면도.5 is a cross-sectional view of an embodiment of the present invention.

제 6 도는 제 5 도의 A-A'선 단면도.6 is a cross-sectional view along the line AA ′ of FIG. 5.

제 7a,b 도는 제 5 도의 B-B'선 단면도로서, 기어벨트를 괘지 또는 해지케 하는 작동핀의 작동예시도이다.7A and 7B are cross-sectional views taken along line B-B 'of FIG. 5, and show an operation example of an operation pin for locking or releasing the gear belt.

제 8a,b,c,d 도는 도어를 여닫을 때 축수와 기어벨트 및 작동핀의 연관 작동예시도이다.8a, b, c, d or Fig. 8 is an example of the associated operation of the shaft and the gear belt and the operating pin when opening and closing the door.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

3,3a,4,4a : 지축 5,5a,6,6a : 축지지구3,3a, 4,4a: Support shaft 5,5a, 6,6a: Support shaft

11 : 기어 12 : 베일스프링11: gear 12: bale spring

13 : 개구 14 : 축수13 opening 14 axis number

15,16 : 기어벨트 17,18 : 걸림턱15,16: gear belt 17,18: locking jaw

19 : 걸림부 20 : 눌림부19: engaging part 20: pressing part

21 : 작동봉 22 : 탄발스프링21: operating rod 22: bullet spring

23 : 삽통공 24 : 이탈방지편23: insertion hole 24: departure prevention piece

본 고안은 일반 건축물의 문이나 또는 냉장고의 문과같이 손잡이를 앞으로 당기거나 뒤로 밀어서 열게 되는 여닫이문의 개문장치로서 특히, 문짝을 좌,우 양측에서 공히 열수 있게 하는 여닫이문의 양면 개문장치에 관한 것이다.The present invention relates to an opening device of a sliding door that is opened by pulling a handle forward or pushing backward, such as a door of a general building or a refrigerator, and more particularly, to a double-sided opening device of a swing door that allows the door to be opened on both left and right sides.

일반적으로 문의 일측을 앞으로 당기거나 뒤로 밀어서 열게 되는 문짝은 그 타측변에 장석을 달아서 문틀에 설치하게 되는 것으로 이는 일측으로만 여닫을 수 있는 것이어서 건축물의 구조에 따라 구석에 문을 설치하였을 경우 문짝의 여닫음에 불편함이 있는 것이었으며, 특히, 냉장고의 문짝은 우측의 장석 또는 힌지를 지지점으로 문짝이 좌측에서 우측으로 열리게 되었는바 이는 사용시 오른손잡이는 편리하나 왼손잡이는 사용이 불편하며 또, 문짝이 열리는 방향에 따라 냉장고를 설치하여야 하기 때문에 설치장소가 한정되어 좁은 공간에서 설치가 용이하지 못한 결점이 있는 것이었다.In general, the door that is opened by pulling forward or pushing backward on one side of the door is installed on the door frame with feldspar on the other side, which can be opened and closed on one side only. In particular, the door of the refrigerator was opened from the left to the right by the support of the feldspar or the hinge on the right side, which is convenient for right-handed use, but left-handed is inconvenient to use, and the door is opened. Since the refrigerator must be installed along the direction, the installation place is limited, which makes it difficult to install in a narrow space.

본 고안은 이상과 같은 종래 어느한쪽 방행으로만 여닫게된 문을 좌측과 우측 어느방향에서든지 임의대로 열수 있도록함으로써 건축물의 문짝배치나 좁은공간에서도 냉장고배치가 용이하도록 함은 물론 오른손 또는 왼손잡이 모두가 불편없이 사용하도록 안출한 것으로, 이를 도면에 따라 상세히 설명하면 다음과 같다.The present invention allows the door to be opened arbitrarily in either of the left and right directions in the prior art as described above, so that the refrigerator can be easily placed in the door layout or the narrow space of the building, and both the right hand and the left hand are inconvenient. It is intended to be used without, described in detail according to the drawings as follows.

여닫이문의 양면 개문장치를 구성함에 있어서, 문(2)의 좌측 상하단부와 우측 상하단부에 각기 돌기턱이 형성된 지축(3) (3a) (4) (4a)을 베어링으로 공회전되게 설치하고, 문틀(1)의 사모서리에는 전기한 지축(3) (3a) (4) (4a)을 각각 축감하는 축수(14)를 갖춘 축지지구(5) (5a) (6) (6a)를 착설하되 각기의 축지지구(5) (5a) (6) (6a)는 제 2 도와 제 3 도 및 제 4 도에 도시한 바와같이 문틀(1)에 고정하게 되는 취부편(8)의 상면 또는 저면에 단축(9)을 입설하고 이에 베어링(10)이 축장된 기어(11)를 끼워 베일스프링(12)의 일단은 취부편(8)에, 타단은 기어(11)에 각각 연결하여 베일스프링(12)의 작용으로 (11)가 항상 제위치에 복귀토록 하였으며, 일측에 개구(13)가 형성되고 받침턱이 형성된 축수(14)는 기어(11)의 저면 또는 제 4 도와 같이 상면에 고정시켰으며, 문틀(1)의 상방에 부착된 축지지구(5) (5a)는 기어벨트(15)로 기어(11)에 연결시키고 문틀(1)의 하방에 부착시킨 축지지구(6) (6a)는 기어벨트(16)로 기어(11)에 연결시켜 축지지구(5) (5a)와 축지지구(6) (6a)의 각 기어(11)가 기어벨트(15) (16)에 의하여 일체로 구동되도록 하였으며, 기어벨트(15) (16)는 중간 일측에 걸림턱(17) (18)을 형성한 것이고, 문틀(1)의 상하방 중간에 형성시킨 중공부에는 걸림부(19)와 눌림부(20)가 형성된 작동봉(21)을 탄발스프링(22)으로 탄동되게 장설하여 걸림부(19)는 기어벨트(15) (16)의 걸림턱(17) (18)에 걸리도록 하고 눌림부(20)는 삽통공(23)으로 삽통되도록 한 것이며, 문(2)의 지축(3) (3a) (4) (4a)과 일치되는 문틀(1)에는 이탈방지편(24)을 설착하여서 된 것이다.In constituting the double-sided opening device of the swing door, the support shafts (3) (3a) (4) (4a), each having protrusion projections formed at the upper left and lower ends and the upper right and lower ends of the door (2), are idly installed with bearings, and the door frame On the corners of (1), install the shaft supports (5) (5a) (6) (6a), each of which has shafts (14) for reducing the aforementioned axes (3) (3a) (4) (4a). Shaft support (5) (5a) (6) (6a) is shortened to the upper or lower surface of the mounting piece (8) to be fixed to the door frame (1) as shown in FIG. (9) is inserted into the gear (11) bearing the bearing 10 is inserted into one end of the bale spring (12) to the mounting piece (8), the other end to the gear (11) to the bale spring (12) (11) was always returned to its original position by the action of, and the shaft (14) having an opening (13) formed on one side and a supporting jaw was fixed to the upper surface as the bottom or fourth side of the gear (11), Above the door frame (1) Attached shaft support (5) (5a) is connected to the gear 11 by the gear belt 15, and the shaft support (6) (6a) attached to the lower side of the door frame (1) is gear 11 by the gear belt (16) And gears 15 and 16 of the shaft support 5, 5a and the shaft support 6, 6a are integrally driven by the gear belt 15, 16. 16 is a locking jaw (17) (18) formed on one side of the middle, the hollow formed in the upper and lower middle of the door frame (1) the operating rod 21 is formed with a locking portion 19 and the pressing portion (20) ) To be elastically installed by the ball spring 22 so that the locking portion 19 is caught by the locking jaws 17 and 18 of the gear belt 15 and 16 and the pressing portion 20 is the insertion hole 23. It is intended to be inserted into the door frame (1) in accordance with the support shaft (3) (3a) (4) (4a) of the door (2) is to install the separation prevention piece (24).

도면중 미설명부호 25는 자석편이다.In the figure, reference numeral 25 is a magnet piece.

이와같이 된 본 고안은 문(2)이 닫혀진 상태에서 제 8c 도와 같이 문(2)의 오른쪽손잡이를 당기면 문(2)의 좌측 상하단에 연결시킨 지축(3) (3a)은 제 8a 도의 상태에서 축지지구(5) (5a)의 축수(14)에서 이탈되지 않고 우측 상하단의 지축(4) (4a)은 제 8c 도와 같이 축지지구(6) (6a)의 축수(14)에서 이탈되어 문(2)이 오른쪽으로 부터 열리게 되는데 이때 우측 축지지구(6) (6a)의 축수(14)개구(13)는 앞쪽으로 회동되어 이 축수(14)의 회동에 따라 축지지구(6) (6a)의 기어(11)가 같은방향으로 회전되면서 기어벨트(15) (16)로 연결된 좌측 축지지구(5) (5a)의 기어(11)를 같은방향으로 회동시켜 좌측 축지지구(5) (5a)의 축수(14)개구(13)가 우측 축지지구(6) (6a)의 축수(14)개구(13)와는 반대방향으로 회동케 되어 좌측의 지축(3) (3a)은 이탈방지편(24)에 의하여 제자리에서 회동되면서 문(2)이 열리는 것이다.In this way, the present invention, when the right handle of the door 2 is pulled as shown in FIG. 8C while the door 2 is closed, the support shafts 3 and 3a connected to the upper left and lower ends of the door 2 are driven in the state of FIG. 8A. The shafts 4 and 4a on the upper right and lower ends of the earth 5 and 5a are not separated from the shafts 14 of the shaft supports 6 and 6a, as shown in the 8th degree. ) Is opened from the right side, wherein the shaft 14 opening of the right shaft support 6 and 6a is rotated forward and the gear of the shaft support 6 and 6a is rotated forward. The number of shafts of the left shaft support (5) (5a) is rotated in the same direction by rotating the gear (11) of the left shaft support (5) (5a) connected by the gear belts (15) and (16) in the same direction. (14) The opening 13 is rotated in the opposite direction to the opening 14 of the shaft 14 of the right shaft support 6 and 6a so that the left supporting shaft 3 and 3a are attached to the release preventing piece 24. Rotated in place by the door (2) It will be held.

이와함께 문(2)의 내면 상하방에 탄지되었던 작동봉(21)의 눌림부(20)가 삽통공(23)밖으로 튀어나오면서 걸림부(19)가 제 8d 도와 같이 기어벨트(15) (16)의 걸림턱(18)에 걸리게 되므로써 축지지구(5) (5a) (6) (6a)의 단축(9)에 축설된 베일스프링(12)에 의해 기어(9)가 원상태로 회동되려는 복귀력에 의한 벨트(15) (16)가 역동작이 이루워지지 않아 제 8c 도와 같이 각 축수(14)의 개구(13)방향이 그대로 유지되는 것이다.At the same time, the pressing portion 20 of the operating rod 21, which was supported on the upper and lower inner surfaces of the door 2, protrudes out of the insertion hole 23, and the catching portion 19 is the gear belt 15 (16) as the 8d tile. Return force to rotate the gear 9 to its original state by the veil spring 12 built into the short axis 9 of the shaft support 5, 5a, 6, 6a by being caught by the locking jaw 18 of The reverse direction of the belts 15 and 16 is not achieved, so that the direction of the opening 13 of each bearing 14 is maintained as it is.

그리고 상기의 상태에서 문(2)을 닫게되면 문(2)의 우측지축(4) (4a)이 축지지구(6) (6a)의 축수(14)에 끼워지게 되고 또 문(2)의 상하방 내면은 작동봉(21)의 눌림부(20)를 눌러 작동봉(21)의 걸림부(19)가 후진되어 제 8d 도와 같이 걸림턱(18)에서 이탈케 되며 이때 베일스프링(12)의 회동복귀력에 의하여 각 기어(11)가 원위치로 복귀하게 되는 것이다.When the door 2 is closed in the above state, the right shaft 4, 4a of the door 2 is fitted into the shaft 14 of the shaft support 6, 6a and the top and bottom of the door 2 are closed. The inner surface of the room is pressed by the pressing portion 20 of the operating rod 21, the locking portion 19 of the operating rod 21 is retracted and is separated from the locking jaw 18 as shown in the 8th degree, and at this time, the bale spring 12 Each gear 11 is returned to its original position by the rotation return force.

그리고 상기와는 반대로 문(2)의 왼쪽손잡이를 당겨열게되면 전술한 오른쪽손잡이를 당겨 문(2)을 열었을때의 각 부분 즉, 문(2)의 지축(3) (3a)이나 축지지구(5) (5a) (6) (6a)및 작동봉(21)이 동일의 작동하게 되는 것이다.In contrast to the above, when the left handle of the door 2 is pulled open, the respective parts when the door 2 is opened by pulling the right handle of the door 2, that is, the support shafts 3 and 3a of the door 2 and the shaft support ( 5) (5a) (6) (6a) and actuating rod 21 are to be operated in the same.

이상과 같은 본고안은 문틀(1)에 문(2)을 어느 방향으로든지 열 수 있게 되는 기본적인 개문장치와 이 개문장치의 작용에 연동하는 기어벨트(15) (16)의 연동장치 및 기어벨트(15) (16)연동장치의 작용에 의해 연동하는 작동봉(21)장치가 각기 상호 연동작용을 하는 것으로써 경우에 따라서는 기어벨트(15) (16)의 연동장치와 작동봉(21)의 연동장치를 제외한 기본적인 개문장치만으로도 문(2)을 어느 방향으로든지 열수 있는 것이고 이때는 단축(9)에 기어(11)와 베일스프링(12)을 제외한 축수(14)만을 공회전되게 축설시켜도 문(2)을 여닫을때 그 어느일측의 축수(14)가 문(2)의 지축(3) (3a) 또는 지축(4) (4a)에 따라 회동되어 축수(14)의 개구(13)를 통하여 지축(3) (3a)이나 또는 지축(4) (4a)이 드나들면서 문(2)을 여닫을 수 있게 되며 이 경우에서는 문(2)의 여닫음에 따라 회동되는 축수(14)의 반대측의 축수(14)는 원상태로 있으면서 이탈방지편(24)과 함께 문(2)의 지축(3) (3a)이나 또는 지축(4) (4a)을 지지하게 되므로 이같은 개문장치만으로도 소기의 목적을 달성할 수 있는 것이다.As described above, the present invention provides a basic door opening device in which the door 2 can be opened in any direction, and an interlocking device and a gear belt of the gear belts 15 and 16 interlocked with the action of the door opening device 1. 15) (16) The actuating rods 21 interlocked by the action of the interlocking devices are interlocked with each other, and in some cases, the interlocking devices of the gear belts 15 and 16 are actuated. The door (2) can be opened in any direction with only the basic opening device except the interlocking device. In this case, the shaft (2) can be idled in the short axis (9) except for the gear (11) and the veil spring (12). When opening and closing, the bearing 14 on either side is rotated along the supporting shaft 3, 3a or the supporting shaft 4, 4a of the door 2 and the supporting shaft 3 through the opening 13 of the bearing 14. ) The door (2) can be opened and closed as the shaft (3a) or the shaft (4) (4a) enters and in this case rotates as the door (2) opens and closes. The bearing 14 on the opposite side of the bearing 14 is in the original state and supports the supporting shaft 3, 3a or the supporting shaft 4, 4a of the door 2 together with the release preventing piece 24. It is possible to achieve the desired purpose with the opening device alone.

또한, 상기 기본적인 개문장치의 단축(9)에 기어(11)만 축설하여 기어벨트(15) (16)를 연결시키면 문(2)을 여닫음에 따라 지축(3) (3a) (4) (4a)의 축수(14)는 기어벨트(15) (16)의 연동으로 제 8a 도와 b와 같이 회동작용을 하게 되며 이 경우는 문(2)의 지축(3) (3a) (4) (4a)이 드나드는 축수(14)의 개구(13)위치가 정확하게 잡혀지는 효과가 있는 것으로써 기본적인 개폐장치에 기어벨트(15) (16)의 연동장치를 부설하여 실시할수도 있는 것이다.In addition, if only the gear 11 is connected to the short axis 9 of the basic opening device and the gear belts 15 and 16 are connected, the support shafts 3, 3a, 4, ( The shaft 14 of 4a is rotated as shown in 8a and b by the interlocking of the gear belts 15 and 16. In this case, the shaft 3 of the door 2 (3) (3a) (4) (4a). The opening 13 of the bearing 14 can be accurately positioned, and the interlocking device of the gear belts 15 and 16 can be attached to the basic opening and closing device.

이상과 같이 본 고안은 문을 좌측 또는우측으로 열 수 있게 된 것이므로 건축물의 좁은공간에 설치하여 불편없이 사용할 수 있는 것이며, 냉장고에 설치할 경우 많은 기물이 비치된 좁은공간에서도 문(2)을 좌측 또는 우측으로 열게되어 편리하게 사용하게 되는 실용적인 작용효과를 나타내는 것이다.As described above, the present invention is to be able to open the door to the left or right, so it can be used without inconvenience by installing in a narrow space of the building, and when installed in the refrigerator, the door (2) to the left or even in a narrow space with many things Opening to the right is to show a practical working effect that is convenient to use.

Claims (3)

문(2)의 상하면 좌우단부에 지축(3) (3a) (4) (4a)을 공회전되게 설치하고 문틀(1)의 사모서리에는 전기지축(3) (3a) (4) (4a)에 축감되는 개구(13)를 갖춘 축수(14)를 취부편(8)에다가 공회전되게 장설한 것이 있어서, 각 취부편(8)의 단축(9)에 기어(11)를 축수(14)와 함께 연동되게 끼워 고정하고 기어벨트(15) (16)를 문틀(1)상하방 좌우의 기어(11)와 하방축 기어(11)와 각각 연결하여서 된 여닫이문의 양면 개문장치.At the upper and lower left and right ends of the door (2), the support shafts (3) (3a) (4) (4a) are installed at idle, and the corners of the door frame (1) are mounted on the electric shafts (3) (3a) (4) (4a). Since the bearing 14 with the opening 13 to be reduced is mounted on the mounting piece 8 so as to be idle, the gear 11 is interlocked with the bearing 14 on the short axis 9 of each mounting piece 8. The double-sided opening device of the swing door, which is fixed to each other and is connected to the gear belts (15) and (16) by the upper and lower left and right gears 11 and the lower shaft gears 11, respectively. 제 1 항에 있어서, 기어벨트(15) (16)에 각기 걸림턱(17) (18)을 형성하고 각 단축(9)에는 축수(14)와 기어(11)를 항상 원위치로 복귀케 하는 베일스프링(12)을 개재하며 문틀(1)의 상하부 중간의 삽통공(23)에는 걸림부(19)와 눌림부(20)가 형성된 작동봉(21)을 탄발스프링(22)으로 탄동되도록 장설하여서 된 여닫이문의 양면 개문장치.2. The bale according to claim 1, wherein the engaging belts (17) and (18) are formed on the gear belts (15) and (16), respectively, and on each of the shafts (9), the bales (14) and the gears (11) are always returned to their original positions. In the insertion hole 23 in the middle of the upper and lower parts of the door frame 1 through the spring 12, a working rod 21 having a locking portion 19 and a pressing portion 20 is installed so as to be elasticized with a ball spring 22. Reversible opening of the double swing door. 제 1 항에 있어서, 문(2)을 열었을 경우 지축(3) (3a) (4) (4a)이 문틀(1)쪽으로 밀려나지 않도록 방지하는 이탈방지편(24)을 축수(14)와 근접되는 위치의 문틀(1)주면에 부착하여서 된 여닫이문의 양면 개문장치.2. The departure preventing piece 24 according to claim 1, which prevents the support shafts 3, 3a, 4, 4a from being pushed toward the door frame 1 when the door 2 is opened, close to the bearing 14. Double-sided opening device of the swing door attached to the main surface of the door frame (1) in the position.
KR2019880000423U 1988-01-21 1988-01-21 Door opening and closing apparatus KR910004708Y1 (en)

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KR910004708Y1 true KR910004708Y1 (en) 1991-07-01

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030049418A (en) * 2001-12-14 2003-06-25 이병노 Sliding door lock

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030049418A (en) * 2001-12-14 2003-06-25 이병노 Sliding door lock

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