CN117898574A - Adjustable fixing device of sofa iron stand - Google Patents
Adjustable fixing device of sofa iron stand Download PDFInfo
- Publication number
- CN117898574A CN117898574A CN202410321314.5A CN202410321314A CN117898574A CN 117898574 A CN117898574 A CN 117898574A CN 202410321314 A CN202410321314 A CN 202410321314A CN 117898574 A CN117898574 A CN 117898574A
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- fixedly connected
- bracket
- sleeve
- groove
- rotating
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 23
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The invention belongs to the technical field of fastening connection devices, in particular to an adjustable fixing device of a sofa iron frame, which comprises the following components: the pair of mounting plates are fixedly connected with the sofa iron frame; the connecting plates are fixedly connected with the mounting plates and are of L-shaped structures; the rotating plates are fixedly connected with the connecting plates; the two rotating plates are connected through the locking mechanism; the locking mechanism comprises a first bracket and a second bracket which are respectively and fixedly connected to the two rotating plates, a shaft lever is fixedly connected to the first bracket, and one end of the shaft lever is rotatably connected with the second bracket; the surface of the shaft lever is connected with a coaxially rotating sleeve, and the surface of the sleeve is fixedly connected with a toothed ring; the surface of the shaft lever is rotationally connected with a chuck which can be clamped with the toothed ring; according to the invention, the sleeve can be driven to move by rotating the cylinder through the locking mechanism, so that the toothed ring on the sleeve is clamped in the tooth slot on the chuck, and the locking of the sofa backrest is controlled.
Description
Technical Field
The invention relates to the technical field of fastening connection devices, in particular to an adjustable fixing device of a sofa iron frame.
Background
The sofa is used as furniture, plays a very important role in the life of people, and is an indispensable furniture for beautifying the home environment and providing comfortable rest environment for people. In living, no matter people are entertained at home or rest, soft and comfortable furniture such as a sofa is favored, and the sofa is provided with a backrest, and can rest on the backrest comfortably when sitting on the sofa. Because different people have different requirements, the angle of the sofa backrest cannot fully meet the requirements of all people.
The traditional sofa only plays a role of replacing a chair, the backrest of the sofa is fixed on the sofa through the connecting piece, people can only sit on the sofa when using the sofa, if people want to lie down for rest, the sofa cannot play a role, in modern fast-paced life, one object is needed for multiple purposes, and how to quickly adjust the backrest angle of the sofa to improve the applicability of the sofa is a problem to be solved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an adjustable fixing device of a sofa iron frame, which can quickly adjust and lock the angle of a sofa backrest by being provided with a locking mechanism, and aims to solve the problems in the background art.
In order to achieve the technical purpose, the specific technical scheme of the invention is as follows, and the adjustable fixing device of the sofa iron frame provided by the invention comprises: the pair of mounting plates are fixedly connected with the sofa iron frame; the connecting plates are fixedly connected with the mounting plates and are of L-shaped structures; the rotating plates are fixedly connected with the connecting plates; the two rotating plates are connected through the locking mechanism; the locking mechanism comprises a first bracket and a second bracket which are respectively and fixedly connected to the two rotating plates, a shaft lever is fixedly connected to the first bracket, and one end of the shaft lever is rotatably connected with the second bracket; the surface of the shaft lever is connected with a coaxial rotating sleeve, the surface of the shaft lever is provided with a limit bar for driving the sleeve to rotate together, the sleeve can axially move along the shaft lever, and the surface of the sleeve is fixedly connected with a toothed ring; the surface of the shaft lever is rotationally connected with a chuck which can be clamped with the toothed ring, and the chuck is fixedly connected with the second bracket.
As a preferable technical scheme of the invention, the chuck comprises a first disk body and a second disk body, wherein the first disk body is fixedly connected with a pipe body, the second disk body is movably connected with the pipe body, a plurality of groove bodies are uniformly arranged on the surface of the first disk body along the circumferential direction of the first disk body, blocks which are in one-to-one correspondence with the groove bodies are arranged on the second disk body, and a compression spring is fixedly connected between the blocks and one end of the groove body.
As a preferable technical scheme of the invention, the surface of the second disc body is provided with tooth grooves which are clamped with the tooth ring, an elastic piece is fixedly connected between the first disc body and the second disc body, and a plurality of clamping grooves which are mutually clamped are formed in the inner wall of the groove body and the surface of the block body.
As a preferable technical scheme of the invention, a rotating rod is rotatably connected to the first bracket, and a cylinder is fixedly connected to the rotating rod and is used for driving the sleeve to move; the cylindrical surface is provided with a spiral groove along the axial direction of the cylindrical surface, the sleeve surface is provided with a clamping ring which is connected with the spiral groove in a matched mode, and a cylindrical spring is arranged between the sleeve and the first bracket.
As a preferable technical scheme of the invention, the mounting plate is provided with a frame, the frame is provided with a slot, the connecting plate is provided with a plugboard matched with the slot, and the plugboard is fixedly connected with the mounting plate through a connecting frame.
As a preferable technical scheme of the invention, the plugboard is provided with a T-shaped groove, a limit column is arranged in the T-shaped groove, the connecting frame is provided with a T-shaped block which is connected with the T-shaped groove in a matching way, and the T-shaped block is provided with a limit hole which is connected with the limit column in a matching way.
As a preferable technical scheme of the invention, the mounting plate is fixedly connected with a connecting block, the connecting block is provided with a connecting groove, the connecting frame is provided with a connecting part which is matched and connected with the connecting groove, and the connecting part is fixedly connected with the connecting block through a fastening bolt.
As a preferable technical scheme of the invention, the surface of the connecting plate is symmetrically provided with a pair of limit guide rails, two sides of the rotating plate are provided with limit parts which are in sliding connection with the limit guide rails, the connecting plate is connected with a threaded rod, and the rotating plate is fixedly connected with a threaded block which is in threaded connection with the threaded rod.
As a preferable technical scheme of the invention, two ends of the connecting frame are respectively provided with a limiting groove which is clamped with the end part of the frame.
The beneficial effects of the invention are as follows:
1. According to the invention, the sleeve can be driven to move by rotating the cylinder through the locking mechanism, so that the toothed ring on the sleeve is clamped in the tooth slot on the chuck, and the first bracket and the second bracket are locked; similarly, the cylinder is reversely rotated to drive the toothed ring to move out of the tooth grooves, and the first bracket and the second bracket can relatively rotate again, so that the angle of the sofa backrest can be conveniently adjusted and locked.
2. The chuck is provided with a first disk body and a second disk body, the second disk body is provided with a groove body, and the first disk body is provided with a block matched with the groove body; when the toothed ring is just clamped in the tooth slot on the second disc body, the block body is not contacted with the inner wall of the slot body, and the second disc body and the first disc body are not completely locked at the moment, so that the sofa backrest can still rotate in a small range when being locked, and the cushion and the shock absorption effects can be achieved on the backrest through the compression springs, and the comfort level is improved; when the toothed ring is clamped in the tooth slot and pressure is applied to the second disc body, the block body is driven to be in close contact with the inner wall of the slot body, and at the moment, the second disc body and the first disc body are completely locked, and the sofa reliability is completely locked; thereby the sofa backrest has two locking states, and the functionality of the sofa backrest is improved.
Drawings
Fig. 1 is a schematic structural view of an adjustable fixing device for a sofa iron frame according to the present invention.
Fig. 2 is a schematic structural view of a rotating plate and a locking structure according to the present invention.
Fig. 3 is a schematic structural view of a locking mechanism according to the present invention.
Fig. 4 is a schematic structural view of a chuck according to the present invention.
Fig. 5 is a schematic side view of a chuck according to the present invention.
Fig. 6 is a schematic structural diagram of a mounting plate according to the present invention.
Fig. 7 is a schematic structural diagram of a connection board according to the present invention.
Fig. 8 is a schematic structural diagram of a connecting frame according to the present invention.
In the figure: 1. a mounting plate; 11. a frame; 12. a slot; 13. a connecting block; 14. a connecting groove; 2. a connecting plate; 21. a T-shaped groove; 22. a limit column; 23. a threaded rod; 24. a spacing guide rail; 25. inserting plate; 3. a rotating plate; 31. a limit part; 32. a screw block; 4. a locking mechanism; 41. a first bracket; 42. a chuck; 421. a first tray; 422. a second tray body; 423. tooth slots; 424. a tank body; 425. a block; 426. a compression spring; 427. an elastic member; 428. a tube body; 43. a sleeve; 44. a toothed ring; 45. a clasp; 46. a shaft lever; 47. a cylindrical spring; 48. a cylinder; 49. a spiral groove; 410. a rotating lever; 411. a second bracket; 412. a limit bar; 5. a connecting frame; 51. a T-shaped block; 52. a limiting hole; 53. a connection part; 54. a fastening bolt; 55. and a limit groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Embodiment one: the embodiment discloses an adjustable fixing device of sofa iron stand, as shown in fig. 1-8, includes: the pair of mounting plates 1, the mounting plates 1 are fixedly connected with the sofa iron frame, and one of the mounting plates is fixedly connected with the sofa backrest iron frame; the connecting plates 2 are fixedly connected with the mounting plate 1, and the connecting plates 2 are of L-shaped structures; the rotating plates 3 are fixedly connected with the connecting plates 2, the two connecting plates 2 are connected through the pair of rotating plates 3, and the positions of the rotating plates 3 on the connecting plates 2 can be adjusted; the locking mechanism 4 is connected between the two rotating plates 3 through the locking mechanism 4, and the locking mechanism 4 can adjust and lock the angle between the two rotating plates 3.
As shown in fig. 2-3, the locking mechanism 4 includes a first bracket 41 and a second bracket 411, which are respectively and fixedly connected to the two rotating plates 3, wherein a shaft lever 46 is fixedly connected to the first bracket 41, and one end of the shaft lever 46 is rotatably connected to the second bracket 411, so that the first bracket 41 can rotate around the second bracket 411 with the shaft lever 46 as a rotation point; the surface of the shaft rod 46 is connected with a sleeve 43 which coaxially rotates, the surface of the shaft rod 46 is provided with a limit bar 412 matched with the sleeve 43, the sleeve 43 can be driven to rotate together when the shaft rod 46 rotates through the limit bar 412, the sleeve 43 can axially move along the shaft rod 46, and the surface of the sleeve 43 is fixedly connected with a toothed ring 44; the surface of the shaft 46 is rotatably connected with a chuck 42 capable of being clamped with the toothed ring 44, the chuck 42 is fixedly connected with a second bracket 411, when the sleeve 43 moves towards the chuck 42, the toothed ring 44 is clamped with the chuck 42, at the moment, the angles of the first bracket 41 and the second bracket 411 are locked, and the first bracket 41 is locked and cannot rotate.
In order to facilitate the movement of the sleeve 43, a rotating rod 410 is rotatably connected to the first bracket 41, and a cylinder 48 is fixedly connected to the rotating rod 410 for driving the sleeve 43 to move; the surface of the cylinder 48 is provided with a spiral groove 49 along the axial direction, the surface of the sleeve 43 is provided with a clamping ring 45 which is matched and connected with the spiral groove 49, and a cylinder spring 47 is arranged between the sleeve 43 and the first bracket 41; the specific implementation method comprises the following steps: the rotating rod 410 drives the cylinder 48 to rotate, and when the cylinder 48 rotates, the clamping ring 45 is driven to move in the spiral groove 49, so that the sleeve 43 is driven to slide on the surface of the shaft rod 46, the clamping state of the toothed ring 44 and the chuck 42 is controlled, and when the toothed ring 44 is separated from the chuck 42, the first bracket 41 can rotate, and the sofa backrest is in a rotatable state; when the toothed ring 44 is clamped with the chuck 42, the first bracket 41 and the second bracket 411 are locked, and the sofa backrest is in a locking state, wherein one end of the rotating rod 410 can be provided with a handle or controlled by a motor, so that the locking state of the sofa can be controlled by rotating the rod 410, and the sofa is convenient to adjust.
Preferably, the mounting plate 1 is provided with a frame 11, the frame 11 is provided with a slot 12, the connecting plate 2 is provided with a plugboard 25 matched with the slot 12, and the plugboard 25 is fixedly connected with the mounting plate 1 through a connecting frame 5; through inserting picture peg 25 in slot 12, fix a position around to connecting plate 2, prevent picture peg 25 off tracking, and fix a position about to connecting plate 2 through link 5 for connecting plate 2 and mounting panel 1 are connected stably.
Preferably, the T-shaped groove 21 is arranged on the plugboard 25, the limit column 22 is arranged in the T-shaped groove 21, the T-shaped block 51 which is matched and connected with the T-shaped groove 21 is arranged on the connecting frame 5, the limit hole 52 which is matched and connected with the limit column 22 is arranged on the T-shaped block 51, the T-shaped block 51 is connected in the T-shaped groove 21, and the limit hole 52 is connected on the limit column 22, so that the effect of fixing one end of the connecting board 2 is achieved, one end of the plugboard 25 is ensured to be stably inserted in the slot 12, and the plugboard 25 is prevented from deviating from the mounting board 1.
Preferably, the mounting plate 1 is fixedly connected with the connecting block 13, the connecting block 13 is provided with the connecting groove 14, the connecting frame 5 is provided with the connecting part 53 which is matched and connected with the connecting groove 14, and the connecting part 53 is fixedly connected with the connecting block 13 through the fastening bolt 54; the connecting frame 5 is fixedly connected to the mounting plate 1 by fixing the connecting portion 53 in the connecting groove 14; according to the embodiment, the T-shaped block 51 at one end of the connecting frame 5 is fixedly connected in the T-shaped groove 21, the other end of the T-shaped block is fixed in the connecting groove 14 on the connecting block 13, the front, back, left and right positions of the connecting plate 2 are limited, the connecting frame 5 plays a role in enhancing stability on connection between the connecting plate 2 and the mounting plate 1, and the overall connection stability between sofa iron frames is ensured; and for the fixed mode that integral type structure or direct adoption threaded connection among the prior art, this embodiment is comparatively convenient through adopting mounting panel 1, connecting plate 2 and link 5 equipment's mode, to the independent processing production of spare part, and equipment convenience simple, the sound construction between link 5 and mounting panel 1, the connecting plate 2.
Preferably, the surface of the connecting plate 2 is symmetrically provided with a pair of limit guide rails 24, two sides of the rotating plate 3 are provided with limit parts 31 which are in sliding connection with the limit guide rails 24, the connecting plate 2 is connected with a threaded rod 23, and the rotating plate 3 is fixedly connected with a threaded block 32 which is in threaded connection with the threaded rod 23; the position of the rotating plate 3 on the connecting plate 2 can be adjusted by rotating the threaded rod 23, and then the distance between the two connecting plates 2 is adjusted, so that the distance between the sofa backrest and the sofa base is adjusted, and the purpose of fine adjustment of the height of the sofa backrest is achieved by changing the distance between the sofa backrest and the base.
Preferably, the two ends of the connecting frame 5 are respectively provided with a limiting groove 55 clamped with the end part of the frame 11, and the limiting grooves 55 further play a role in limiting and fixing the connecting frame 5.
Embodiment two: based on the structure of the first embodiment, as shown in fig. 4-5, the chuck 42 includes a first disk 421 and a second disk 422, the first disk 421 is fixedly connected with the second bracket 411, the first disk 421 is fixedly connected with a tube 428, the tube 428 is connected to the shaft 46, wherein the shaft 46 is movably connected with the tube 428, and similarly, the shaft 46 is movably connected with the first disk 421, and the shaft 46 is not in contact with the second disk 422, so that there is no connection relationship; the second disc 422 is movably connected with the tube 428, that is, the second disc 422 is movably matched with the tube 428, and the second disc 422 can move back and forth along the axial direction of the surface of the tube 428 and also can rotate circumferentially; the surface of the first disk 421 is uniformly provided with a plurality of groove bodies 424 along the circumferential direction, the second disk 422 is provided with block bodies 425 which are matched with the groove bodies 424 in a one-to-one correspondence manner, and a compression spring 426 is fixedly connected between the block bodies 425 and one end of the groove bodies 424; the tooth groove 423 clamped with the toothed ring 44 is formed in the surface of the second disc 422, an elastic piece 427 is fixedly connected between the first disc 421 and the second disc 422, the elastic piece 427 can enable the second disc 422 to recover to the original position, a plurality of clamping grooves clamped with each other are formed in the inner wall of the groove 424 and the surface of the block 425, when the inner wall of the groove 424 contacts with the block 425, the first disc 421 and the second disc 422 are completely locked and cannot rotate relatively, and when the second disc 422 is not extruded, the inner wall of the groove 424 is not contacted with the block 425.
In this embodiment, there are two states when the sofa backrest is locked: the first state is: when the rotation angle of the cylinder 48 is smaller, the moving distance of the driving sleeve 43 is smaller, and when the toothed ring 44 on the sleeve 43 is just clamped in the tooth groove 423, the sleeve 43 does not apply pressure to the second disc 422, the inner wall of the groove 424 is not contacted with the block 425, the second disc 422 and the first disc 421 are not completely locked, the second disc 422 can rotate in a certain angle in a small range relative to the first disc 421, and the sofa backrest has certain shock absorption and buffering performances through the arrangement of the compression spring 426, so that the comfort level is improved; the second state is: when the rotation angle of the cylinder 48 is larger, the moving distance of the driving sleeve 43 is larger, and when the toothed ring 44 on the sleeve 43 is clamped in the tooth groove 423, the sleeve 43 applies pressure to the second disc 422, so that the inner wall of the groove 424 is in contact with the block 425, at the moment, the second disc 422 and the first disc 421 are completely locked, at the moment, the second disc 422 cannot rotate relative to the first disc 421, and the sofa backrest is also completely locked.
Finally, it should be noted that: in the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
The foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. An adjustable securement device for a sofa iron frame, comprising:
the pair of mounting plates (1), the mounting plates (1) are fixedly connected with the sofa iron frame;
The connecting plates (2) are fixedly connected with the mounting plate (1), and the connecting plates (2) are of L-shaped structures;
a pair of rotating plates (3), wherein the rotating plates (3) are fixedly connected with the connecting plates (2);
The locking mechanism (4) is connected with the two rotating plates (3) through the locking mechanism (4);
The locking mechanism (4) comprises a first bracket (41) and a second bracket (411), the first bracket (41) and the second bracket (411) are respectively and fixedly connected to the two rotating plates (3), the first bracket (41) is fixedly connected with a shaft lever (46), and one end of the shaft lever (46) is rotationally connected with the second bracket (411);
The surface of the shaft rod (46) is connected with a coaxial rotating sleeve (43), the surface of the shaft rod (46) is provided with a limit bar (412) for driving the sleeve (43) to rotate together, the sleeve (43) can axially move along the shaft rod (46), and the surface of the sleeve (43) is fixedly connected with a toothed ring (44);
The surface of the shaft lever (46) is rotationally connected with a chuck (42) which can be clamped with the toothed ring (44), and the chuck (42) is fixedly connected with a second bracket (411).
2. The adjustable fixing device of a sofa iron frame according to claim 1, wherein the chuck (42) comprises a first disc body (421) and a second disc body (422), a pipe body (428) is fixedly connected to the first disc body (421), the second disc body (422) is movably connected with the pipe body (428), a plurality of groove bodies (424) are uniformly arranged on the surface of the first disc body (421) along the circumferential direction of the first disc body, blocks (425) which are in one-to-one correspondence with the groove bodies (424) are arranged on the second disc body (422), and a compression spring (426) is fixedly connected between the blocks (425) and one end of the groove bodies (424).
3. The adjustable fixing device of the sofa iron frame according to claim 2, wherein the surface of the second tray body (422) is provided with tooth grooves (423) which are clamped with the toothed ring (44), an elastic piece (427) is fixedly connected between the first tray body (421) and the second tray body (422), and a plurality of clamping grooves which are mutually clamped are formed in the inner wall of the groove body (424) and the surface of the block body (425).
4. An adjustable fixing device for a sofa iron frame according to claim 3, characterized in that the first bracket (41) is rotatably connected with a rotating rod (410), and the rotating rod (410) is fixedly connected with a cylinder (48) for driving the sleeve (43) to move; the surface of the cylinder (48) is provided with a spiral groove (49) along the axial direction of the cylinder, the surface of the sleeve (43) is provided with a clamping ring (45) which is matched and connected with the spiral groove (49), and a cylindrical spring (47) is arranged between the sleeve (43) and the first bracket (41).
5. The adjustable fixing device of a sofa iron frame according to claim 4, characterized in that the mounting plate (1) is provided with a frame (11), the frame (11) is provided with a slot (12), the connecting plate (2) is provided with a plugboard (25) matched with the slot (12), and the plugboard (25) is fixedly connected with the mounting plate (1) through a connecting frame (5).
6. The adjustable fixing device of the sofa iron frame according to claim 5, characterized in that the inserting plate (25) is provided with a T-shaped groove (21), a limit column (22) is arranged in the T-shaped groove (21), the connecting frame (5) is provided with a T-shaped block (51) which is connected with the T-shaped groove (21) in a matching way, and the T-shaped block (51) is provided with a limit hole (52) which is connected with the limit column (22) in a matching way.
7. The adjustable fixing device of the sofa iron frame according to claim 6, wherein the connecting block (13) is fixedly connected to the mounting plate (1), the connecting block (13) is provided with a connecting groove (14), the connecting frame (5) is provided with a connecting part (53) which is matched and connected with the connecting groove (14), and the connecting part (53) is fixedly connected with the connecting block (13) through a fastening bolt (54).
8. The adjustable fixing device of a sofa iron frame according to claim 7, wherein a pair of limit guide rails (24) are symmetrically arranged on the surface of the connecting plate (2), limit parts (31) which are slidably connected with the limit guide rails (24) are arranged on two sides of the rotating plate (3), a threaded rod (23) is connected to the connecting plate (2), and a threaded block (32) which is in threaded connection with the threaded rod (23) is fixedly connected to the rotating plate (3).
9. The adjustable fixing device of the sofa iron frame according to claim 8, wherein limiting grooves (55) which are clamped with the end parts of the frame (11) are respectively arranged at two ends of the connecting frame (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202410321314.5A CN117898574B (en) | 2024-03-20 | 2024-03-20 | Adjustable fixing device of sofa iron stand |
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Application Number | Priority Date | Filing Date | Title |
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CN202410321314.5A CN117898574B (en) | 2024-03-20 | 2024-03-20 | Adjustable fixing device of sofa iron stand |
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CN117898574A true CN117898574A (en) | 2024-04-19 |
CN117898574B CN117898574B (en) | 2024-05-14 |
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CN202410321314.5A Active CN117898574B (en) | 2024-03-20 | 2024-03-20 | Adjustable fixing device of sofa iron stand |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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US6474734B1 (en) * | 1999-06-24 | 2002-11-05 | Nhk Spring Co., Ltd. | Emergency locking seat hinge device and vehicle seat using the same |
JP2011172952A (en) * | 2002-11-15 | 2011-09-08 | Mieko Tsuyusaki | Chair |
US20120007402A1 (en) * | 2009-08-26 | 2012-01-12 | Keiper Gmbh & Co. Kg | Fitting for a vehicle seat |
US20130011181A1 (en) * | 2010-03-12 | 2013-01-10 | Hoger Riedmueller | Latching fitting |
US20130300175A1 (en) * | 2010-12-01 | 2013-11-14 | Keiper Gmbh & Co. Kg | Fitting for a vehicle seat |
US20160153223A1 (en) * | 2013-05-07 | 2016-06-02 | Ferdinand Lusch Gmbh & Co. Kg | Pivot Fitting for Pieces of Furniture for Sitting and/or Lying On |
US20160183688A1 (en) * | 2014-08-22 | 2016-06-30 | Flexsteel Industries, Inc. | Retractable sofa bed with hidden mattress platform and guide stop with improved security |
KR200495992Y1 (en) * | 2022-02-15 | 2022-10-07 | 주식회사 페르모사 | Functional sofa having multi-angle adjustable headrest and improved space utilization |
-
2024
- 2024-03-20 CN CN202410321314.5A patent/CN117898574B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6474734B1 (en) * | 1999-06-24 | 2002-11-05 | Nhk Spring Co., Ltd. | Emergency locking seat hinge device and vehicle seat using the same |
JP2011172952A (en) * | 2002-11-15 | 2011-09-08 | Mieko Tsuyusaki | Chair |
US20120007402A1 (en) * | 2009-08-26 | 2012-01-12 | Keiper Gmbh & Co. Kg | Fitting for a vehicle seat |
US20130011181A1 (en) * | 2010-03-12 | 2013-01-10 | Hoger Riedmueller | Latching fitting |
US20130300175A1 (en) * | 2010-12-01 | 2013-11-14 | Keiper Gmbh & Co. Kg | Fitting for a vehicle seat |
US20160153223A1 (en) * | 2013-05-07 | 2016-06-02 | Ferdinand Lusch Gmbh & Co. Kg | Pivot Fitting for Pieces of Furniture for Sitting and/or Lying On |
US20160183688A1 (en) * | 2014-08-22 | 2016-06-30 | Flexsteel Industries, Inc. | Retractable sofa bed with hidden mattress platform and guide stop with improved security |
KR200495992Y1 (en) * | 2022-02-15 | 2022-10-07 | 주식회사 페르모사 | Functional sofa having multi-angle adjustable headrest and improved space utilization |
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