CN101545345B - Hinge structure of freezer door body - Google Patents
Hinge structure of freezer door body Download PDFInfo
- Publication number
- CN101545345B CN101545345B CN2009100979533A CN200910097953A CN101545345B CN 101545345 B CN101545345 B CN 101545345B CN 2009100979533 A CN2009100979533 A CN 2009100979533A CN 200910097953 A CN200910097953 A CN 200910097953A CN 101545345 B CN101545345 B CN 101545345B
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- 238000009434 installation Methods 0.000 claims description 49
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 229920006324 polyoxymethylene Polymers 0.000 claims description 13
- 239000004677 Nylon Substances 0.000 claims description 9
- 238000004512 die casting Methods 0.000 claims description 9
- 229920001778 nylon Polymers 0.000 claims description 9
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 229910001297 Zn alloy Inorganic materials 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000005340 laminated glass Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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- Refrigerator Housings (AREA)
Abstract
The invention discloses a hinge structure of a freezer door body, which comprises a connecting piece, wherein the connecting piece is provided with a mounting through hole; the inside of the mounting through hole is provided with a hinge shaft; the lower end of the hinge shaft is provided with a screw socket for positioning; the hinge shaft is sleeved with a lower hinge and an upper hinge which are fit together; the fit surface between the lower hinge and the upper hinge is a cam surface formed by an inclined surface and a platform surface; the lower hinge is fixed relative to the hinge shaft; the upper hinge is circumferentially positioned in the mounting through hole of the connecting piece and can move up and down along the axial direction of the hinge shaft; the inside of the mounting through hole is also provided with a spring; the lower end of the spring is pressed against the upper hinge; the upper end of the spring is pressed against the connecting piece through a spring plug; and the spring plug and the hinge shaft are provided with through holes along the axial direction of the hinge shaft for the connecting wire to pass through. According to the technical proposal, the connecting wire between the freezer door body and a freezer cabinet body is concealed and arranged in the hinge structure, so the freezer door body can close effectively and automatically and the influences on freezer appearance and the easy damages to the wire caused by the exposure of the wire can be avoided.
Description
Technical field
The invention belongs to the door hinge technical field, particularly relate to a kind of freezer door body hinge arrangement especially reach-in refrigerator door body, that can close automatically that is used for.
Background technology
Publication number is the automatic closing structure that the patent documentation of CN101135218A discloses a kind of reach-in refrigerator door body; Comprise a L shaped connector, have the installation through holes that hinge axis is installed on the supporting walls of L shaped connector, setting can be around the hinge axis of its rotational in the installation through holes; The lower end of hinge axis is stretched out installation through holes and is formed and is used for the circumferentially screw socket of location; Be arranged with following hinge and the upper hinge that matches on the part of hinge axis in installation through holes, the matching surface of following hinge and upper hinge is the cam surface that is made up of inclined-plane and flat upper surface, following hinge and hinge axis relative fixed; Upper hinge and connector are circumferentially fixed and in installation through holes, can be moved up and down along the axis direction of hinge axis; Also be provided with spring in the installation through holes, spring lower end and upper hinge offset, and the spring upper end offsets through end cap of the spring and connector.The top that whole automatic closing structure is installed in freezer door body with (or) below, connector and freezer door body fixation, the screw socket on the hinge axis is positioned on the locating part of refrigerator cabinet; Like this, when freezer door body is opened, produce relative rotation with respect to following hinge through upper hinge; The dislocation of both cam surface makes and moves the compression spring on the upper hinge; When the external force of opening freezer door body disappeared, under the effect of freezer door body deadweight and spring force, thereby upper hinge moved down to rotate along the inclined-plane of cam surface and promotes freezer door body to closing up the direction rotation; Match until upper hinge and following hinge, promptly freezer door body is closed.
But; Existing freezer door body is generally the laminated glass structure, between layer glass, is provided with illuminating lamp or other electric mechanisms, and these mechanisms all need be connected with power supply on the refrigerator cabinet through lead; Because freezer door body is to be connected with the refrigerator cabinet through hinge arrangement; So, connect general exposure of lead and be arranged on the side of refrigerator near hinge arrangement, influence overall appearance and also dangerous and easy damage.
Summary of the invention
In order to solve above-mentioned technical problem; The hinge arrangement that the purpose of this invention is to provide a kind of freezer door body; Can the connection lead between freezer door body and the refrigerator cabinet be hidden and be arranged in the hinge arrangement, not only can close freezer door body effectively automatically but also avoid lead to expose influence refrigerator outward appearance and damage easily.
In order to reach above-mentioned purpose, the technical scheme below the present invention has adopted:
A kind of hinge arrangement of freezer door body; Comprise that one is fixedly connected on the connector on the freezer door body, have the installation through holes that hinge axis is installed on the connector, rotating hinge axis is set in the installation through holes; The lower end of hinge axis is stretched out installation through holes and is provided with the screw socket that is used to locate; Be arranged with following hinge and the upper hinge that matches on the part of hinge axis in installation through holes, the matching surface of following hinge and upper hinge is the cam surface that is made up of inclined-plane and flat upper surface, following hinge and hinge axis relative fixed; Upper hinge circumferentially is positioned in the installation through holes of connector and can moves up and down along the axis direction of hinge axis; Also be provided with spring in the installation through holes, spring lower end and upper hinge offset, and the spring upper end offsets through end cap of the spring and connector; Wherein, have on said end cap of the spring and the hinge axis can supply to be connected that lead passes through, along the through hole of the axis direction of hinge axis.
The L shaped connector of above-mentioned connector for being made up of two support arms, said installation through holes is arranged on one of them support arm.So not only guarantee support and connection intensity but also save material.
As preferably, it is one-body molded that above-mentioned hinge axis and play hinge are employed in steel pipe outside die-cast metal alloy, and the steel pipe hole of said steel pipe is to supply to connect the through hole that lead passes through.The outer circumference surface of above-mentioned steel pipe is provided with a plurality of slot rollings that extend along the axis direction of hinge axis, and the metal alloy of said die casting covers the outer circumference surface of steel pipe.
As preferably, above-mentioned upper hinge is the polyformaldehyde profiled member, and said die casting is kirsite at the metal alloy of steel pipe outside.
Be provided with the stopper slot that several extend along the axis of hinge axis in the above-mentioned installation through holes, said upper hinge is provided with to match with said stopper slot realizes circumferentially several spacing raised lines of location.
Above-mentioned installation through holes bottom is provided with the axis hole that the lower end that only supplies hinge axis is passed through, the lower end of hinge axis be arranged with wear-resisting axle sleeve bottom said installation through holes and axis hole cooperate.Above-mentioned axle sleeve is nylon or polyformaldehyde profiled member.
Above-mentioned end cap of the spring is nylon or polyformaldehyde profiled member, and the sidewall of end cap of the spring is provided with stopper slot in the installation through holes with connector and matches and realize the circumferentially spacing raised line of location.Above-mentioned end cap of the spring is fixed in the installation through holes of connector through screw.
The present invention has been owing to adopted above technical scheme, the connection lead between freezer door body and the refrigerator cabinet hidden be arranged in the hinge arrangement, and not only can close freezer door body effectively automatically but also avoided lead to expose influence refrigerator outward appearance and damage easily.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the plan structure sketch map of connector.
Fig. 4 is the structural representation of hinge axis.
Fig. 5 is the lateral view of Fig. 4.
Fig. 6 is the B-B sectional view of Fig. 4.
Fig. 7 is the structural representation (partly cuing open) of steel pipe.
Fig. 8 is that the K of Fig. 7 is to view.
Fig. 9 is the structural representation of upper hinge.
Figure 10 is the C-C sectional view of Fig. 9.
Figure 11 is the upward view of Fig. 9.
Figure 12 is the structural representation of end cap of the spring.
Figure 13 is the upward view of Figure 12.
Figure 14 is the D-D sectional view of Figure 13.
Figure 15 is the vertical view of Figure 12.
Figure 16 is a scheme of installation of the present invention.
The specific embodiment
Do a detailed explanation below in conjunction with the accompanying drawing specific embodiments of the invention.
Embodiment 1:
Hinge arrangement like Fig. 1, a kind of freezer door body shown in Figure 2; Comprise a connection piece 1, have the installation through holes 11 that hinge axis 2 is installed on the connector 1, setting can be around the hinge axis 2 of its rotational in the installation through holes 11; The lower end of hinge axis 2 is stretched out installation through holes 11 and is formed and is used for the circumferentially screw socket 22 of location; Be arranged with the following hinge 21 and upper hinge 6 that match on the part of hinge axis 2 in installation through holes 11, the matching surface of following hinge 21 and upper hinge 6 is the cam surfaces that are made up of inclined-plane and flat upper surface, following hinge 21 and hinge axis 2 relative fixed; Upper hinge 6 is circumferentially fixed with connector 1 and in installation through holes 11, can be moved up and down along the axis direction of hinge axis 2; Also be provided with spring 5 in the installation through holes 11, spring 5 lower ends and upper hinge 6 offset, and spring 5 upper ends offset through end cap of the spring 4 and connector 1; Wherein, have on said end cap of the spring 4 and the hinge axis 2 and can supply to be connected the central through hole 44,28 that lead passes through.
In the present embodiment; The L shaped connector of connector 1 for there being two support arms to constitute, said installation through holes 11 is arranged on one of them support arm, and is as shown in Figure 3; Installation through holes 11 is extended along the axis of hinge axis 2; In installation through holes 11, be provided with four stopper slots 12 of circumferential location, installation through holes 11 bottoms are provided with the axis hole 13 that the lower end that only supplies hinge axis 2 is passed through, and are arranged with wear-resisting axle sleeve 7 on the lower end of hinge axis 2 and cooperate with the bottom and the axis hole 13 of installation through holes 11; Thereby axle sleeve 7 materials are nylon or polyformaldehyde has scuff resistance preferably, can certainly adopt bearing; Shown in Fig. 4～6, hinge axis 2 and following hinge 21 one die casts, the following cam of the matching surface of following hinge 21 for constituting by inclined-plane 23 and flat upper surface 24; Degree of agreement reduces wear thereby inclined-plane 23 is for two-sided symmetrical spiralization has preferably; The polygon prism that screw socket 22 is formed in one need to prove here, and general die casting also is not suitable for forming central through hole 28; Can influence the support strength and the torsional strength of die casting like this; Therefore the inventor has adopted specific process to come the moulding hinge axis, shown in Fig. 7～8, and the steel pipe 25 of selecting length to be fit to; On the outer circumference surface of steel pipe 25, process equally distributed a plurality of slot rolling 27 that extends along the axis direction of hinge axis 2 and (preferably on the outer circumference surface of whole steel pipe 25, all process slot rolling certainly near an end; But can increase difficulty of processing like this), then zinc alloy diecasting is molded over the outside formation hinge axis 2 of steel pipe 25 and plays hinge 21 and screw socket 22, kirsite covers the outer circumference surface of steel pipe 25; And the steel pipe hole forms the through hole 28 that can supply lead to pass through; The end that steel pipe 25 has slot rolling 27 is used for hinge 21 and screw socket 22 under the moulding, because this section hinge axis need bear bigger torsion when the freezer door body switch, so thereby the adhesion raising torsional strength that slot rolling can improve steel pipe and outer zinc die casting alloys is set; Adopt the integrated hinge axis of said method to have higher support strength, torsional strength and scuff resistance, can reach instructions for use fully; Shown in Fig. 9～11; Upper hinge 6 is made up of flat upper surface 65 and inclined-plane 63 with the lower surface that following hinge 21 coincide; Degree of agreement reduces wear thereby inclined-plane 63 is for two-sided symmetrical spiralization has preferably; The centre bore 64 of upper hinge 6 cooperates socket with hinge axis 2, and the upper end of upper hinge 6 is formed with the annular convex edge 61 of socket spring 5, thus the sidewall of upper hinge 6 be provided with four with the installation through holes of connector 1 11 in the spacing raised lines 62 that match of stopper slots 12 guarantee that upper hinges 6 can move up and down and do not rotate in installation through holes 11; Upper hinge 6 is the polyformaldehyde injection molding part, thereby has scuff resistance preferably; Shown in Figure 12～15; End cap of the spring 4 is similarly nylon or polyformaldehyde injection molding part; End cap of the spring 4 lower ends are provided with the round ring boss 42 of socket spring 5, guarantee that its support strength is connected lead and passes with convenient thereby this round ring boss 42 extends long length, can in installation through holes 11, move up and down and do not rotate thereby end cap of the spring 4 sidewalls are provided with four spacing raised lines 43 assurance end cap of the spring 4 that match with installation through holes 11 four interior stopper slots 12 of connector 1; End cap of the spring 4 upper ends are provided with two draw-in grooves 41; On the relevant position of connector 1, be provided with screw, two screws are gone into and are threaded with the screw of offside from a sidespin of installation through holes 11, end cap of the spring 4 are fixed in the installation through holes 11 of connector 1 thereby the stage casing of such two screws can snap in the draw-in groove 41 of end cap of the spring 4; Simultaneously; Because end cap of the spring 4 supports fashionable spring 5 and is compressed, so after whole hinge arrangement installation, spring 5 is given upper hinge 6, following hinge 21 and 2 one downward pressure of hinge axis all the time; At upper hinge 6, when hinge 21 produces relative rotation dislocation down; Upper hinge 6 will on move compression spring 5, therefore, spring 5 is given the trend that upper hinge 6 and following hinge 21 match all the time.
Shown in figure 16; This hinge arrangement 100 hide the top that is installed in freezer door body 200 with (or) below; Connector 1 is through screw and freezer door body 200 fixations; Screw socket 22 on the hinge axis 2 is positioned on the locating part 300 of refrigerator cabinet, connects the through hole that lead 400 passes in the hinge arrangement 100 and is connected with power supply or circuit on the refrigerator cabinet.Like this, when freezer door body 200 is opened, produce relative rotation with respect to following hinge 22 through upper hinge 6; The dislocation of both cam surface makes and moves compression spring 5 on the upper hinge 6; When the external force of opening freezer door body 200 disappeared, under the effect of freezer door body 200 deadweights and spring 5 elastic force, thereby upper hinge 6 moved down to rotate along the inclined-plane of cam surface and promotes freezer door body 200 to closing up the direction rotation; Match until upper hinge 6 and following hinge 22, promptly freezer door body is closed.Connecting lead in the overall appearance of freezer door body or in door body switching process all is unexposed in being hidden in; So and, avoided the wearing and tearing of connection lead and pulled apart because what connect that lead passes through is that the center of hinge axis does not exist yet and reverses and pull the problem that is connected lead.
The cam surface that the main wearing and tearing of this hinge arrangement coincide at upper hinge 6 and following hinge 22 each other; The wearing and tearing of two cam surfaces can cause both to coincide closely not produce the gap and then to cause freezer door body can't close tight generation pine and move back; The rub proofness of these two parts depends primarily on its material chosen, and the inventor has carried out durability experiment to this.Upper hinge is selected nylon or polyformaldehyde material for use; The metal alloy aluminium alloy or the kirsite of die cast hinge axis and following hinge; Adopt same forming method and structure; The hinge that assembles is contained on the freezer door body of the same type and is installed on the refrigerator of the same type, adopts the machinery that opens the door to open the door and to 60 degree, lets alone to close automatically, detects the seal of closing the door of freezer door body through sensor; Until freezer door body (the identical gap that is generally hinge up and down is greater than 4mm) the record door opening times of can't closing the door when airtight, the durability experiment data are following:
| Material | Door opening times (ten thousand times) |
| Upper hinge: nylon; Following hinge: aluminium alloys; | 15 |
| Upper hinge: nylon; Following hinge: kirsite; | 18 |
| Upper hinge: polyformaldehyde; Following hinge: aluminium alloys; | 26 |
| Upper hinge: polyformaldehyde; Following hinge: kirsite; | 30 |
Therefore upper hinge selects for use polyformaldehyde profiled member, following hinge and hinge axis to adopt the zinc alloy diecasting moulding to have best abrasion resistance.
Claims (8)
1. the hinge arrangement of a freezer door body; Comprise that one is fixedly connected on the connector (1) on the freezer door body (200); Have the installation through holes (11) that hinge axis (2) is installed on the connector (1); Rotating hinge axis (2) is set in the installation through holes (11), and the lower end of hinge axis (2) is stretched out installation through holes (11) and is provided with the screw socket (22) that is used to locate, and is arranged with the following hinge (21) and the upper hinge (6) that match on the part of hinge axis (2) in installation through holes (11); The matching surface of following hinge (21) and upper hinge (6) is the cam surface that is made up of inclined-plane and flat upper surface; Following hinge (21) and hinge axis (2) relative fixed, upper hinge (6) circumferentially are positioned in the installation through holes (11) of connector (1) and can move up and down along the axis direction of hinge axis (2), also are provided with spring (5) in the installation through holes (11); Spring (5) lower end and upper hinge (6) offset; Spring (5) upper end offsets through end cap of the spring (4) and connector (1), it is characterized in that, have on said end cap of the spring (4) and the hinge axis (2) can supply to be connected that lead (400) passes through, along the through hole (44,28) of the axis direction of hinge axis (2); Wherein, it is one-body molded that said hinge axis (2) and following hinge (21) are employed in steel pipe (25) outside die-cast metal alloy, and the steel pipe hole of said steel pipe (25) is for supplying to connect the through hole (28) that lead (400) passes through; The outer circumference surface of said steel pipe (25) is provided with a plurality of slot rollings (27) that extend along the axis direction of hinge axis (2), and the metal alloy of said die casting covers the outer circumference surface of steel pipe (25).
2. the hinge arrangement of a kind of freezer door body according to claim 1 is characterized in that, the L shaped connector of said connector (1) for constituting by two support arms, and said installation through holes (11) is arranged on one of them support arm.
3. the hinge arrangement of a kind of freezer door body according to claim 1 is characterized in that, said upper hinge (6) is the polyformaldehyde profiled member, and said die casting is kirsite at the metal alloy of steel pipe (25) outside.
4. according to the hinge arrangement of each described a kind of freezer door body in the claim 1 to 3; It is characterized in that; Be provided with the stopper slot (12) that several extend along the axis of hinge axis (2) in the said installation through holes (11), said upper hinge (6) is provided with to match with said stopper slot (12) realizes circumferentially several spacing raised lines (62) of location.
5. according to the hinge arrangement of each described a kind of freezer door body in the claim 1 to 3; It is characterized in that; Said installation through holes (11) bottom is provided with the axis hole (13) that the lower end that only supplies hinge axis (2) is passed through, the lower end of hinge axis (2) be arranged with wear-resisting axle sleeve (7) bottom said installation through holes (11) and axis hole (13) cooperate.
6. the hinge arrangement of a kind of freezer door body according to claim 5 is characterized in that, said axle sleeve (7) is nylon or polyformaldehyde profiled member.
7. according to the hinge arrangement of each described a kind of freezer door body in the claim 1 to 3; It is characterized in that; Said end cap of the spring (4) is nylon or polyformaldehyde profiled member, and the sidewall of end cap of the spring (4) is provided with stopper slot (12) in the installation through holes (11) with connector (1) and matches and realize the circumferentially spacing raised line (43) of location.
8. according to the hinge arrangement of each described a kind of freezer door body in the claim 1 to 3, it is characterized in that said end cap of the spring (4) is fixed in the installation through holes (11) of connector (1) through screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100979533A CN101545345B (en) | 2009-04-27 | 2009-04-27 | Hinge structure of freezer door body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100979533A CN101545345B (en) | 2009-04-27 | 2009-04-27 | Hinge structure of freezer door body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101545345A CN101545345A (en) | 2009-09-30 |
| CN101545345B true CN101545345B (en) | 2012-11-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100979533A Active CN101545345B (en) | 2009-04-27 | 2009-04-27 | Hinge structure of freezer door body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101545345B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202855A (en) * | 2015-08-10 | 2015-12-30 | 广州旺东大菜园冷链有限公司 | Automatic door closing device of cellular refrigerator |
| CN115854629B (en) * | 2022-12-01 | 2024-05-14 | 四川虹美智能科技有限公司 | Pressure-controlled spring-open type refrigerator door opening device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020014090A (en) * | 2000-08-16 | 2002-02-25 | 구자홍 | Refrigerator |
| CN2658665Y (en) * | 2003-09-19 | 2004-11-24 | 合肥美菱股份有限公司 | Refrigerator having duct type blind hinge |
| CN1950581A (en) * | 2004-05-04 | 2007-04-18 | Bsh博世和西门子家用器具有限公司 | Bearing angle comprising a cable duct |
| CN200968758Y (en) * | 2006-10-31 | 2007-10-31 | 海尔集团公司 | Automatic closing structure of large refrigerator door |
| CN101235692A (en) * | 2007-12-21 | 2008-08-06 | 海信科龙电器股份有限公司 | Door hinge device |
| CN101592003A (en) * | 2008-05-30 | 2009-12-02 | 海尔集团公司 | A kind of door engine of refrigerator |
| CN201381729Y (en) * | 2009-04-27 | 2010-01-13 | 德清县三星塑料化工有限公司 | Hinge structure of refrigerator door body |
-
2009
- 2009-04-27 CN CN2009100979533A patent/CN101545345B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020014090A (en) * | 2000-08-16 | 2002-02-25 | 구자홍 | Refrigerator |
| CN2658665Y (en) * | 2003-09-19 | 2004-11-24 | 合肥美菱股份有限公司 | Refrigerator having duct type blind hinge |
| CN1950581A (en) * | 2004-05-04 | 2007-04-18 | Bsh博世和西门子家用器具有限公司 | Bearing angle comprising a cable duct |
| CN200968758Y (en) * | 2006-10-31 | 2007-10-31 | 海尔集团公司 | Automatic closing structure of large refrigerator door |
| CN101235692A (en) * | 2007-12-21 | 2008-08-06 | 海信科龙电器股份有限公司 | Door hinge device |
| CN101592003A (en) * | 2008-05-30 | 2009-12-02 | 海尔集团公司 | A kind of door engine of refrigerator |
| CN201381729Y (en) * | 2009-04-27 | 2010-01-13 | 德清县三星塑料化工有限公司 | Hinge structure of refrigerator door body |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平8-296952A 1996.11.12 |
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| Publication number | Publication date |
|---|---|
| CN101545345A (en) | 2009-09-30 |
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Owner name: ZHEJIANG SANXING NEW MATERIAL CO., LTD. Free format text: FORMER OWNER: DEQING COUNTY SANXING PLASTICS CHEMICAL CO., LTD. Effective date: 20121017 |
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Denomination of invention: Hinge structure of freezer door body Effective date of registration: 20131129 Granted publication date: 20121121 Pledgee: Zhejiang Deqing rural commercial bank Limited by Share Ltd. Pledgor: ZHEJIANG SANXING NEW MATERIALS Co.,Ltd. Registration number: 2013990000911 |
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Date of cancellation: 20230719 Granted publication date: 20121121 Pledgee: Zhejiang Deqing rural commercial bank Limited by Share Ltd. Pledgor: ZHEJIANG SANXING NEW MATERIALS Co.,Ltd. Registration number: 2013990000911 |
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