CN112796597A - Hinge shaft for mounting cabinet door and processing method thereof - Google Patents
Hinge shaft for mounting cabinet door and processing method thereof Download PDFInfo
- Publication number
- CN112796597A CN112796597A CN202011632192.XA CN202011632192A CN112796597A CN 112796597 A CN112796597 A CN 112796597A CN 202011632192 A CN202011632192 A CN 202011632192A CN 112796597 A CN112796597 A CN 112796597A
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- Prior art keywords
- hinge
- sheet body
- fixed
- shaft
- internal thread
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003672 processing method Methods 0.000 title abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 11
- 238000005520 cutting process Methods 0.000 claims description 6
- 238000005553 drilling Methods 0.000 claims description 6
- 238000004080 punching Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 claims 1
- 210000001503 joint Anatomy 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D3/00—Hinges with pins
- E05D3/02—Hinges with pins with one pin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D5/00—Construction of single parts, e.g. the parts for attachment
- E05D5/02—Parts for attachment, e.g. flaps
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D5/00—Construction of single parts, e.g. the parts for attachment
- E05D5/10—Pins, sockets or sleeves; Removable pins
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D5/00—Construction of single parts, e.g. the parts for attachment
- E05D5/10—Pins, sockets or sleeves; Removable pins
- E05D5/12—Securing pins in sockets, movably or not
-
- 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
- E05Y2999/00—Subject-matter not otherwise provided for in this subclass
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hinges (AREA)
Abstract
The invention discloses a hinge shaft for mounting a cabinet door and a processing method thereof, and the hinge shaft comprises a hinge shaft, a fixed hinge sheet body and a movable hinge sheet body, wherein the fixed hinge sheet body and the movable hinge sheet body are connected with the hinge shaft, the hinge shaft comprises a shaft body and two internal thread grooves, the fixed hinge sheet body comprises two fixed sleeves, a U-shaped connecting plate and a first transverse L-shaped plate, the hinge shaft and the fixed hinge sheet body are fixed through screw threads penetrating through the internal thread grooves and the internal thread through holes, and the movable hinge sheet body comprises a sleeve, a second transverse L-shaped plate and a transverse rectangular plate. The hinge shaft is used for an embedded hinge, the internal thread through hole is drilled on the fixed hinge sheet body, the internal thread groove in butt joint with the internal thread through hole is drilled on the hinge shaft, the hinge shaft and the fixed hinge sheet body are fixed through the screw penetrating through the internal thread through hole and the internal thread groove, and the hinge shaft on which the screw is arranged is not easy to fall off.
Description
Technical Field
The invention relates to a hinge shaft, in particular to a hinge shaft for mounting a cabinet door. Meanwhile, the invention also relates to a method for processing the hinge shaft for mounting the cabinet door.
Background
Hinges are mechanical devices used to connect two solid bodies and allow relative rotation between them. The hinge may be constructed of a movable component or may be constructed of a foldable material. The hinges are mainly arranged on doors and windows, and more hinges are arranged on cabinets and are mainly classified into stainless steel hinges and iron hinges according to materials; the hydraulic hinge (also called damping hinge) is also provided for people to enjoy better, and is characterized in that the hydraulic hinge has a buffering function when the cabinet door is closed, and the noise generated by collision between the cabinet door and the cabinet body when the cabinet door is closed is reduced to the greatest extent.
The prior art is used for hinge pin structure, and the hinge plate on the hinge pin is not integrative stamping forming's structure, and the lamellar body just can machine-shaping hinge plate after machine-shaping with cup joint the sleeve welding on the hinge pin, and processing technology is complicated, and when the fixed hinge plate after the shaping was fixed on the hinge pin in addition, the sleeve on the fixed hinge plate was welded with the hinge pin, and the hinge pin drops easily.
Therefore, the hinge shaft for mounting the cabinet door and the processing method thereof are provided for solving the problems that the processing technology is simple, the efficiency is high, and the processed hinge shaft is not easy to fall off.
Disclosure of Invention
The present invention is directed to a hinge shaft for cabinet door installation, which solves the above-mentioned problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the invention provides a hinge shaft for mounting a cabinet door, which comprises a hinge shaft, a fixed hinge sheet body and a movable hinge sheet body, wherein the fixed hinge sheet body and the movable hinge sheet body are connected with the hinge shaft, the hinge shaft comprises a shaft body and two internal thread grooves fixedly arranged at the left end and the right end of the shaft body, the fixed hinge sheet body comprises two fixed sleeves which are sleeved on the outer side surfaces of the left end and the right end of the shaft body and are respectively provided with an internal thread through hole, a U-shaped connecting plate fixedly connected with the two fixed sleeves and a first transverse L-shaped plate fixedly connected with the U-shaped connecting plate, the hinge shaft and the fixed hinge sheet body are fixed through screw threads penetrating through the internal thread groove and the internal thread through hole, the movable hinge sheet body comprises a movable sleeve, a second transverse L-shaped plate and a transverse rectangular plate, wherein the movable sleeve is sleeved on the outer side surface of the shaft body and is positioned between the two fixed sleeves, the second transverse L-shaped plate is fixedly arranged on the front side surface of the movable sleeve and is movably inserted into the inner side of the U-shaped connecting plate after being turned, and the transverse rectangular plate is fixedly connected with the second transverse L-shaped plate.
Preferably, the two internal thread through holes and the two internal thread grooves are symmetrically arranged one by one.
Preferably, two decide the sleeve and be integrated into one piece structure with U-shaped connecting plate and first horizontal L shaped plate, the left and right sides both ends symmetry of U-shaped connecting plate is equipped with two first internal thread fixed orificess, transversely equidistance arranges on the first horizontal L shaped plate and is equipped with four second internal thread fixed orificess.
Preferably, move sleeve, the horizontal L shaped plate of second and horizontal rectangular plate and be the integrated into one piece structure, be equipped with four third internal thread fixed orificess on the horizontal rectangular plate.
A processing method of a hinge shaft for mounting a cabinet door specifically comprises the following steps:
s1, respectively punching the fixed hinge sheet body and the movable hinge sheet body into a formed sheet body structure at one time to obtain a semi-finished fixed hinge sheet body and a semi-finished movable hinge sheet body, placing a round steel material with the size equal to the outer diameter of the shaft body on an automatic round steel cutting machine, and cutting the round steel material into a plurality of round steel materials with the size equal to the length of the shaft body;
s2, grinding and deburring the semi-finished fixed hinge sheet body, the semi-finished movable hinge sheet body and the round steel which are prepared in the step S1 to obtain the polished semi-finished fixed hinge sheet body, the polished semi-finished movable hinge sheet body and the round steel;
s3, drilling threaded holes in the polished semi-finished fixed hinge sheet body and the polished semi-finished movable hinge sheet body which are obtained in the step S2 to obtain finished fixed hinge sheet bodies and finished movable hinge sheet bodies, and drilling internal thread grooves in two ends of the round steel to obtain a finished hinge shaft;
s4, after the fixed sleeve on the fixed hinge sheet body and the movable sleeve on the movable hinge sheet body are coaxially aligned, the fixed sleeve and the movable sleeve are sleeved on the outer side surface of the shaft body on the hinge shaft, so that the hinge shaft can be connected with the fixed hinge sheet body and the movable hinge sheet body into a whole to form a hinge shaft structure;
and S5, positioning and fixing the fixed hinge plate body on the hinge shaft structure which is connected into a whole in the step S4, and fixing the two fixed sleeves and the hinge shaft by screws so that the movable sleeve on the movable hinge plate body can freely rotate on the outer side surface of the hinge shaft and between the two fixed sleeves.
Compared with the prior art, the hinge shaft structure for mounting the cabinet door is used for an embedded hinge, the internal thread through hole is drilled on the fixed hinge sheet body, the internal thread groove butted with the internal thread through hole is drilled on the hinge shaft, the hinge shaft and the fixed hinge sheet body are fixed through the screws penetrating through the internal thread through hole and the internal thread groove, the hinge shaft provided with the screws is not easy to fall off, the fixed hinge sheet body and the movable hinge sheet body can be integrally formed in a punch forming mode, and compared with a welding type hinge sheet in the prior art, the hinge sheet is simple in production and processing technology and high in processing efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an exploded view of the present invention.
In the figure: 1. a hinge axis; 2. a fixed hinge sheet body; 3. a movable hinge sheet body; 4. a shaft body; 5. an internal thread groove; 6. an internally threaded through bore; 7. fixing a sleeve; 8. a U-shaped connecting plate; 9. a first transverse L-shaped plate; 10. a first internal threaded fixing hole; 11. a second internal threaded fixing hole; 12. a screw; 13. moving the sleeve; 14. a second transverse L-shaped plate; 15. a transverse rectangular plate; 16. and a third internally threaded fixing hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a hinge shaft for mounting a cabinet door as shown in figures 1-2, which comprises a hinge shaft 1, a fixed hinge sheet body 2 and a movable hinge sheet body 3, wherein the fixed hinge sheet body 2 and the movable hinge sheet body 3 are connected with the hinge shaft 1, the hinge shaft 1 comprises a shaft body 4 and two internal thread grooves 5 fixedly arranged at the left end and the right end of the shaft body 4, the fixed hinge sheet body 2 comprises two fixed sleeves 7 which are sleeved on the outer side surfaces of the left end and the right end of the shaft body 4 and are respectively provided with an internal thread through hole 6, a U-shaped connecting plate 8 fixedly connected with the two fixed sleeves 7 and a first transverse L-shaped plate 9 fixedly connected with the U-shaped connecting plate 8, the hinge shaft 1 and the fixed hinge sheet body 2 are fixed by screws 12 penetrating through the internal thread grooves 5 and the internal thread through holes 6, the two internal thread through holes 6 and the two internal thread through holes 5 are arranged in a one-to-one, two first internal thread fixing holes 10 are symmetrically formed in the left end and the right end of the U-shaped connecting plate 8, and four second internal thread fixing holes 11 are arranged on the first transverse L-shaped plate 9 in a transversely equidistant mode;
move hinge lamellar body 3 including cup jointing 4 lateral surfaces of axis body and being located two and decide sleeve 7 between move sleeve 13, fixed locate and move sleeve 13 leading flank and upset back activity and insert in the horizontal L shaped plate 14 of the inboard second of U-shaped connecting plate 8 and with the horizontal rectangular plate 15 of the horizontal L shaped plate 14 fixed connection of second, it is the integrated into one piece structure to move sleeve 13, the horizontal L shaped plate 14 of second and horizontal rectangular plate 15, be equipped with four third female fixing holes 16 on the horizontal rectangular plate 15.
A processing method of a hinge shaft for mounting a cabinet door specifically comprises the following steps:
s1, respectively punching the fixed hinge sheet body and the movable hinge sheet body into a formed sheet body structure at one time to obtain a semi-finished fixed hinge sheet body and a semi-finished movable hinge sheet body, placing a round steel material with the size equal to the outer diameter of the shaft body on an automatic round steel cutting machine, and cutting the round steel material into a plurality of round steel materials with the size equal to the length of the shaft body;
s2, grinding and deburring the semi-finished fixed hinge sheet body, the semi-finished movable hinge sheet body and the round steel which are prepared in the step S1 to obtain the polished semi-finished fixed hinge sheet body, the polished semi-finished movable hinge sheet body and the round steel;
s3, drilling threaded holes in the polished semi-finished fixed hinge sheet body and the polished semi-finished movable hinge sheet body which are obtained in the step S2 to obtain finished fixed hinge sheet bodies and finished movable hinge sheet bodies, and drilling internal thread grooves in two ends of the round steel to obtain a finished hinge shaft;
s4, after the fixed sleeve on the fixed hinge sheet body and the movable sleeve on the movable hinge sheet body are coaxially aligned, the fixed sleeve and the movable sleeve are sleeved on the outer side surface of the shaft body on the hinge shaft, so that the hinge shaft can be connected with the fixed hinge sheet body and the movable hinge sheet body into a whole to form a hinge shaft structure;
and S5, positioning and fixing the fixed hinge plate body on the hinge shaft structure which is connected into a whole in the step S4, and fixing the two fixed sleeves and the hinge shaft by screws so that the movable sleeve on the movable hinge plate body can freely rotate on the outer side surface of the hinge shaft and between the two fixed sleeves.
In summary, compared with the prior art, the invention has the advantages that: the hinge shaft structure is used for an embedded hinge, the internal thread through hole is drilled on the fixed hinge sheet body, the internal thread groove butted with the internal thread through hole is drilled on the hinge shaft, the hinge shaft and the fixed hinge sheet body are fixed through the screw penetrating through the internal thread through hole and the internal thread groove, the hinge shaft provided with the screw is not easy to fall off, and the fixed hinge sheet body and the movable hinge sheet body can be integrally formed in a punching mode.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a hinge pin for installation of rack door, includes hinge pin (1) and with hinge pin (1) be connected decide hinge sheet body (2) and move hinge sheet body (3), its characterized in that: the hinge shaft (1) comprises a shaft body (4) and two internal thread grooves (5) fixedly arranged at the left end and the right end of the shaft body (4), the fixed hinge sheet body (2) comprises two fixed sleeves (7) sleeved on the outer side surfaces of the left end and the right end of the shaft body (4) and provided with internal thread through holes (6), a U-shaped connecting plate (8) fixedly connected with the two fixed sleeves (7) and a first transverse L-shaped plate (9) fixedly connected with the U-shaped connecting plate (8), the hinge shaft (1) and the fixed hinge sheet body (2) are in threaded fixing through screws (12) penetrating through the internal thread grooves (5) and the internal thread through holes (6), the movable hinge sheet body (3) comprises a movable sleeve (13) sleeved on the outer side surface of the shaft body (4) and positioned between the two fixed sleeves (7), a second transverse L-shaped plate (14) fixedly arranged on the front side surface of the movable sleeve (13) and movably inserted into the inner side of the U-shaped connecting plate (8) after being overturned, and a transverse rectangular plate (15) fixedly connected.
2. A hinge shaft for cabinet door mounting according to claim 1, wherein: the two internal thread through holes (6) and the two internal thread grooves (5) are arranged in a one-to-one symmetrical mode.
3. A hinge shaft for cabinet door mounting according to claim 1, wherein: the two fixed sleeves (7), the U-shaped connecting plate (8) and the first transverse L-shaped plate (9) are of an integrally formed structure, two first internal thread fixing holes (10) are symmetrically formed in the left end and the right end of the U-shaped connecting plate (8), and four second internal thread fixing holes (11) are arranged on the first transverse L-shaped plate (9) in an equidistance mode in the transverse direction.
4. A hinge shaft for cabinet door mounting according to claim 1, wherein: move sleeve (13), horizontal L shaped plate of second (14) and horizontal rectangular plate (15) and be the integrated into one piece structure, be equipped with four third internal thread fixed orificess (16) on horizontal rectangular plate (15).
5. The machining method for the hinge shaft for mounting the cabinet door according to claim 1 is characterized by comprising the following steps:
s1, respectively punching the fixed hinge sheet body and the movable hinge sheet body into a formed sheet body structure at one time to obtain a semi-finished fixed hinge sheet body and a semi-finished movable hinge sheet body, placing a round steel material with the size equal to the outer diameter of the shaft body on an automatic round steel cutting machine, and cutting the round steel material into a plurality of round steel materials with the size equal to the length of the shaft body;
s2, grinding and deburring the semi-finished fixed hinge sheet body, the semi-finished movable hinge sheet body and the round steel which are prepared in the step S1 to obtain the polished semi-finished fixed hinge sheet body, the polished semi-finished movable hinge sheet body and the round steel;
s3, drilling threaded holes in the polished semi-finished fixed hinge sheet body and the polished semi-finished movable hinge sheet body which are obtained in the step S2 to obtain finished fixed hinge sheet bodies and finished movable hinge sheet bodies, and drilling internal thread grooves in two ends of the round steel to obtain a finished hinge shaft;
s4, after the fixed sleeve on the fixed hinge sheet body and the movable sleeve on the movable hinge sheet body are coaxially aligned, the fixed sleeve and the movable sleeve are sleeved on the outer side surface of the shaft body on the hinge shaft, so that the hinge shaft can be connected with the fixed hinge sheet body and the movable hinge sheet body into a whole to form a hinge shaft structure;
and S5, positioning and fixing the fixed hinge plate body on the hinge shaft structure which is connected into a whole in the step S4, and fixing the two fixed sleeves and the hinge shaft by screws so that the movable sleeve on the movable hinge plate body can freely rotate on the outer side surface of the hinge shaft and between the two fixed sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011632192.XA CN112796597A (en) | 2020-12-31 | 2020-12-31 | Hinge shaft for mounting cabinet door and processing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011632192.XA CN112796597A (en) | 2020-12-31 | 2020-12-31 | Hinge shaft for mounting cabinet door and processing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112796597A true CN112796597A (en) | 2021-05-14 |
Family
ID=75808358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011632192.XA Pending CN112796597A (en) | 2020-12-31 | 2020-12-31 | Hinge shaft for mounting cabinet door and processing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112796597A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5755011A (en) * | 1995-12-28 | 1998-05-26 | Newell Operating Company | Adjustable hinge |
| US20040034969A1 (en) * | 2002-08-20 | 2004-02-26 | Thomas Wegman | Cabinet hinge installable by one person |
| CN201605925U (en) * | 2010-01-15 | 2010-10-13 | 江苏成城电气有限公司 | Small door hinge of box cabinet |
| CN202810434U (en) * | 2012-07-27 | 2013-03-20 | 长城电器集团乐山宁格朗电气有限责任公司 | Push-off single-shaft interior door type concealed hinge of 'h'-shaped door edge |
| CN203729746U (en) * | 2013-12-31 | 2014-07-23 | 浙江欧美嘉五金有限公司 | Adjustable hinge |
| CN204760780U (en) * | 2015-07-01 | 2015-11-11 | 扬州德云电气设备集团有限公司 | Electrical switching cabinet casing with can rotatory hinge of 270 directions |
| CN211008100U (en) * | 2019-09-27 | 2020-07-14 | 亚萨合莱国强（山东）五金科技有限公司 | Needle bearing type aluminum alloy door and window hinge |
| CN211623028U (en) * | 2019-11-29 | 2020-10-02 | 宁波恒杰工业锁闭技术有限公司 | Hinge with bend |
-
2020
- 2020-12-31 CN CN202011632192.XA patent/CN112796597A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5755011A (en) * | 1995-12-28 | 1998-05-26 | Newell Operating Company | Adjustable hinge |
| US20040034969A1 (en) * | 2002-08-20 | 2004-02-26 | Thomas Wegman | Cabinet hinge installable by one person |
| CN201605925U (en) * | 2010-01-15 | 2010-10-13 | 江苏成城电气有限公司 | Small door hinge of box cabinet |
| CN202810434U (en) * | 2012-07-27 | 2013-03-20 | 长城电器集团乐山宁格朗电气有限责任公司 | Push-off single-shaft interior door type concealed hinge of 'h'-shaped door edge |
| CN203729746U (en) * | 2013-12-31 | 2014-07-23 | 浙江欧美嘉五金有限公司 | Adjustable hinge |
| CN204760780U (en) * | 2015-07-01 | 2015-11-11 | 扬州德云电气设备集团有限公司 | Electrical switching cabinet casing with can rotatory hinge of 270 directions |
| CN211008100U (en) * | 2019-09-27 | 2020-07-14 | 亚萨合莱国强（山东）五金科技有限公司 | Needle bearing type aluminum alloy door and window hinge |
| CN211623028U (en) * | 2019-11-29 | 2020-10-02 | 宁波恒杰工业锁闭技术有限公司 | Hinge with bend |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210514 |
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| RJ01 | Rejection of invention patent application after publication |