CN210036703U - Angle measuring device - Google Patents
Angle measuring device Download PDFInfo
- Publication number
- CN210036703U CN210036703U CN201921111081.7U CN201921111081U CN210036703U CN 210036703 U CN210036703 U CN 210036703U CN 201921111081 U CN201921111081 U CN 201921111081U CN 210036703 U CN210036703 U CN 210036703U
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- Prior art keywords
- inclinometer
- protractor
- base
- measuring device
- angle measuring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/56—Gauges for measuring angles or tapers, e.g. conical calipers
- G01B3/563—Protractors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C1/00—Measuring angles
- G01C1/02—Theodolites
- G01C1/06—Arrangements for reading scales
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses an angle measuring device, including protractor, inclinometer and laser assembly, the inclinometer is rotatable to be set up on the protractor and its lateral wall face forms to first measurement reference surface, and the registration of inclinometer is zero degree when first measurement reference surface butt horizontal plane, and on the laser assembly was fixed in the inclinometer, the laser line that the laser assembly jetted out was parallel with first measurement reference surface. The utility model provides an angle measuring device, when the bottom surface butt with the protractor in the horizontal plane, can measure the contained angle between laser line that laser unit jetted out and the datum line through the protractor, when with first measurement datum plane butt in the slope, can measure the angle on slope through the inclinometer, when with the vertical face of angle measuring device butt, can throw the laser line of arbitrary angle at vertical face, a structure is simple, design benefit, the function is various, convenience of customers uses, the trouble that the user need carry multiple instrument simultaneously has been avoided.
Description
Technical Field
The utility model relates to a measuring tool technical field especially relates to an angle measuring device.
Background
At present, a plurality of laser tools capable of projecting laser lines are available on the market, but the laser tools are single in function and usually can be matched with other angle measuring tools to draw laser at a certain angle.
In addition, the angle box products are common at present, and for example, the slope of the working surface (the included angle between the working surface and the horizontal plane is the slope of the working surface) can be measured through an inclinometer.
However, at present, if the laser line with a certain angle needs to be projected and the gradient of the working surface needs to be measured, a plurality of tools need to be carried at the same time, which brings troubles to users.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple structure, diversified angle measuring device of function.
To achieve the purpose, on one hand, the utility model adopts the following technical scheme:
an angle measuring device comprising:
a protractor;
the inclinometer is rotatably arranged on the protractor, a side wall surface of the inclinometer is formed into a first measurement reference surface, and the index of the inclinometer is zero when the first measurement reference surface is abutted against the horizontal plane;
and the laser assembly is fixed on the inclinometer, and a laser line emitted by the laser assembly is parallel to the first measurement reference plane.
In one embodiment, the inclinometer is detachably arranged on the protractor.
In one embodiment, the protractor further comprises a base, wherein the base is arranged on the protractor, the inclinometer is rotatably arranged on the base, and the inclinometer is connected with the base through magnetic attraction.
In one embodiment, the base is snapped onto the protractor.
In one embodiment, one of the inclinometer and the base is provided with a cylindrical positioning column, and the other is provided with a positioning hole matched with the positioning column.
In one embodiment, the bottom surface of the protractor, the bottom surface of the inclinometer, or the bottom surface of the base is formed as a second measurement reference surface for abutment with a vertical surface.
On the other hand, the utility model adopts the following technical scheme:
an angle measuring device comprising:
a protractor;
a base which is provided on the protractor and has a side wall surface thereof formed as a first measurement reference surface;
the inclinometer is rotatably arranged on the base;
a limiting structure capable of limiting the inclinometer to a position where the indication of the inclinometer is zero when the first measurement reference surface abuts against the horizontal plane; and
and the laser assembly is fixed on the inclinometer, and when the reading of the inclinometer is zero, a laser line emitted by the laser assembly is parallel to the horizontal plane.
In one embodiment, the base is detachably arranged on the protractor.
In one embodiment, the bottom surface of the protractor or the bottom surface of the base is formed as a second measurement reference surface for abutment with a vertical surface.
In one embodiment, the limiting structure comprises a limiting groove formed in one of the inclinometer and the base and a limiting block arranged on the other of the inclinometer and the base, and the limiting block can be clamped into the limiting groove or separated from the limiting groove.
The utility model has the advantages as follows:
the utility model provides an angle measuring device, when the bottom surface butt with the protractor in the horizontal plane, can measure the contained angle between laser line that laser unit jetted out and the datum line through the protractor, when with first measurement datum plane butt in the slope, can measure the angle on slope through the inclinometer, when with the vertical face of angle measuring device butt, can throw the laser line of arbitrary angle at vertical face, a structure is simple, design benefit, the function is various, convenience of customers uses, the trouble that the user need carry multiple instrument simultaneously has been avoided.
Drawings
Fig. 1 is a schematic structural diagram of an angle measuring device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an inclinometer according to an embodiment of the present invention;
fig. 3 is a second schematic structural diagram of an inclinometer according to a first embodiment of the present invention;
fig. 4 is a schematic structural diagram of a protractor according to a first embodiment of the present invention;
fig. 5 is a schematic structural diagram of a base according to an embodiment of the present invention;
fig. 6 is a second schematic structural view of a base according to a first embodiment of the present invention;
fig. 7 is a schematic structural diagram of an angle measuring apparatus according to a first embodiment of the present invention during zero calibration;
fig. 8 is a schematic structural diagram of an angle measuring device according to a first embodiment of the present invention for measuring a slope angle;
fig. 9 is a schematic structural diagram of the angle measuring apparatus according to the second embodiment of the present invention during zero calibration;
fig. 10 is a schematic structural diagram of the angle measuring device according to the second embodiment of the present invention when measuring a slope angle.
Reference numerals:
1. a protractor; 2. a base; 3. an inclinometer;
11. clamping convex;
21. a positioning column;
31. a housing; 32. a display screen; 33. a switch; 34. positioning holes;
41. a magnetic attraction member; 42. a magnetic force receiving member;
311. a first measurement reference plane; 312. and (7) a wire outlet hole.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
The first embodiment is as follows:
the present embodiment provides an angle measuring apparatus, as shown in fig. 1 to 3, which includes a protractor 1, a base 2, an inclinometer 3, and a laser assembly. The angle gauge 1 is provided with angle scale lines. The protractor 1 may be, but is not limited to, substantially plate-shaped. Optionally, the bottom surface of the protractor 1 is a plane. The inclinometer 3 may be an inclinometer 3 with an existing structure, and for example, the inclinometer 3 includes a housing 31, a display screen 32 and a switch 33 are disposed on the housing 31, the display screen 32 is at least used for displaying the measurement result of the inclinometer 3, and the switch 33 is used for turning on or off the inclinometer 3. The base 2 is arranged on the protractor 1, the inclinometer 3 is rotatably arranged on the base 2, the side wall surface of the inclinometer 3 is formed into a first measurement reference surface 311, the indication number of the inclinometer 3 is zero when the first measurement reference surface 311 is abutted to the horizontal plane, and the laser assembly is fixed on the inclinometer 3. the laser assembly in the embodiment is arranged inside the shell 31 of the inclinometer 3, so the laser assembly is not shown in the figure, but the wire outlet 312 for the laser wire emitted by the laser assembly to pass through is shown in the shell 31 in fig. 1, and the laser wire emitted by the laser assembly is parallel to the first measurement reference surface 311, namely the included angle between the laser wire projected by the laser assembly and the horizontal plane is the same as the indication number of the inclinometer 3.
The angle measuring device that this embodiment provided, when with the bottom surface butt of protractor 1 in the horizontal plane, can measure the contained angle between laser line that laser unit jetted out and the datum line through protractor 1, when with first measurement datum plane 311 butt in the slope, can measure the angle on slope through inclinometer 3, when with angle measuring device butt vertical plane, can throw the laser line of arbitrary angle at vertical plane, a structure is simple, design benefit, the function is various, convenience of customers uses, the trouble that the user need carry multiple instrument simultaneously has been avoided.
In order to measure the angle of the slope by the inclinometer 3 conveniently, the base 2 is detachably arranged on the protractor 1, optionally, the base 2 and the inclinometer 3 can be detached from the protractor 1, so that the inclinometer 3 can be independently used for measuring the slope angle, and the bottom surface of the inclinometer 3 can be used as a second measurement reference surface abutted against the vertical surface to draw a laser line at any angle on the vertical surface. It will be appreciated that the first measurement reference surface 311 can now fully project from the base 2. Wherein the base 2 can be, but is not limited to be, clamped to the protractor 1. Optionally, one of the bottom of the base 2 and the protractor 1 is provided with a locking protrusion 11, and the other is provided with a locking groove. Preferably, referring to fig. 4, the locking protrusion 11 is disposed on the protractor 1 (the locking groove is not shown). The number of the locking projections 11 and the number of the locking grooves may be set according to specific requirements, and in this embodiment, the number of the locking projections 11 and the number of the locking grooves are two.
Optionally, to further facilitate the use of the angle measuring device, the inclinometer 3 is detachably disposed on the base 2. The inclinometer 3 can be detached from the base 2 to measure the inclination angle by using the inclinometer 3 alone, and the laser line of any angle can be drawn on the vertical plane by using the bottom surface of the inclinometer 3 as a second measurement reference surface abutted against the vertical plane.
The detachable connection mode between the inclinometer 3 and the base 2 is not limited, but the inclinometer 3 and the base 2 are connected through magnetic adsorption in order to facilitate the rotation of the inclinometer 3 while being convenient for disassembly and assembly. Alternatively, as shown in fig. 3 and 6, one of the bottom of the inclinometer 3 and the base 2 is provided with a magnetic attraction piece 41, and the other is provided with a magnetic attraction piece 42 capable of being attracted by the magnetic attraction piece 41 through magnetic force. In the present embodiment, the magnetic attraction piece 41 is provided at the bottom of the inclinometer 3, and the magnetic attraction piece 42 is provided on the base 2, but in other embodiments, the positions of the magnetic attraction piece 41 and the magnetic attraction piece 42 may be interchanged. Optionally, the magnetic attraction member 41 is a magnet such as a magnet; the magnetic force receiving member 42 is a magnet such as a magnet, or the magnetic force receiving member 42 is a metal member such as iron that can be attracted by the magnet. The magnetic attraction pieces 41 and the magnetic attraction pieces 42 may be respectively in the shape of an annular sheet, or the number of the magnetic attraction pieces 41 and the number of the magnetic attraction pieces 42 are both multiple and are uniformly distributed along the circumferential direction, and the multiple magnetic attraction pieces 41 and the magnetic attraction pieces 42 may be, but are not limited to be, respectively in the shape of a sheet.
In order to ensure the installation and rotation of the inclinometer 3, one of the inclinometer 3 and the base 2 is provided with a cylindrical positioning column 21, and the other is provided with a positioning hole 34 matched with the positioning column 21. Alternatively, the positioning column 21 is located on the base 2, and the positioning hole 34 is located on the inclinometer 3. The magnetic attraction piece 41 and the magnetic attraction piece 42 are respectively positioned outside the positioning column 21 and the positioning hole 34.
The following briefly describes the use method of the angle measuring device provided in the present embodiment:
when the included angle between the two straight lines on the horizontal plane needs to be measured, the laser lines emitted by the laser assembly are sequentially overlapped with the two straight lines, the angle scales corresponding to the laser lines emitted twice on the protractor 1 are recorded, and the difference value between the two angle scales is the included angle between the two straight lines.
When a laser line which forms a certain included angle with a reference line is projected on a horizontal plane to be measured, firstly, a scale line of the protractor 1 is aligned with the reference line or the laser assembly is rotated until the laser line emitted by the laser assembly is superposed with the reference line, and then the inclinometer 3 is rotated until the laser line rotates to a required angle relative to the protractor 1.
When the slope angle needs to be measured, as shown in fig. 7 and 8, the inclinometer 3 and the base 2 are detached from the protractor 1 at the same time or only the inclinometer 3 is detached from the base 2, so that the first measurement reference plane 311 on the inclinometer 3 abuts against the slope, and the indication number of the inclinometer 3 is the inclination angle of the slope.
When a laser line with a certain angle needs to be projected on the vertical surface, the bottom surface of the protractor 1 is abutted against the vertical surface, so that the bottom surface of the protractor 1 is used as a second measurement reference surface abutted against the vertical surface; or the inclinometer 3 and the base 2 are simultaneously detached from the protractor 1, so that the bottom surface of the base 2 is used as a second measurement reference surface abutted against the vertical surface; or, the inclinometer 3 is detached from the base 2, so that the bottom surface of the inclinometer 3 is used as a second measurement reference surface abutted against the vertical surface, the inclinometer 3 is rotated, and the reading number of the inclinometer 3 is the included angle between the laser line emitted by the laser assembly and the horizontal plane.
In other embodiments, the base 2 may not be provided. In other embodiments, the first measuring reference surface 311 may extend out of the side of the angle measuring device. The angle of the slope or the like can be measured without removing the inclinometer 3 from the protractor 1 in this embodiment.
Example two:
the present embodiment provides an angle measuring apparatus, as shown in fig. 9 and 10, which includes a protractor, a base 2, an inclinometer 3, a limit structure, and a laser assembly (the protractor is not shown). The base 2 is arranged on the protractor, the side wall surface of the base 2 is formed into a first measurement reference surface 311, the inclinometer 3 is rotatably arranged on the base 2, optionally, the inclinometer 3 is rotatably arranged on the base 2 through a rotating shaft on the base 2, and the limiting structure can limit the inclinometer 3 at a position where the indication number of the inclinometer 3 is zero when the first measurement reference surface 311 abuts against the horizontal plane; the laser assembly is fixed on the inclinometer 3, and when the reading of the inclinometer 3 is zero, the laser line emitted by the laser assembly is parallel to the horizontal plane.
The angle measuring device that this embodiment provided, when with the bottom surface butt of protractor in the horizontal plane, can measure the contained angle between laser line that laser unit jetted out and the datum line through the protractor, when with first measurement datum plane 311 butt in the slope, can measure the angle on slope through inclinometer 3, when with angle measuring device butt vertical plane, can throw the laser line of arbitrary angle at vertical plane, its simple structure, design benefit, the function is various, convenience of customers uses, the trouble that the user need carry multiple instrument simultaneously has been avoided.
In order to facilitate the measurement of the angle of the slope, the base 2 is detachably arranged on the protractor. Optionally, the base 2 is snapped onto the protractor. The specific manner of the base 2 being clamped to the protractor can be set as in the first embodiment.
The specific structure of the limiting structure is not limited, optionally, the limiting structure comprises a limiting groove arranged on one of the inclinometer 3 and the base 2 and a limiting block arranged on the other, and when the indication of the first measurement datum plane 311 abutting against the horizontal plane and the inclinometer 3 is zero, the limiting block can be clamped into the limiting groove. Optionally, the limiting block is arranged on the base 2, and the limiting groove is arranged on the inclinometer 3. Optionally, the limiting block is connected to the base 2 through an elastic member.
The angle measuring device provided by the embodiment can be used by referring to the first embodiment, and the difference is that when the slope angle is measured, the limiting structure needs to be in a locking state (namely, the base 2 and the inclinometer 3 are locked by the limiting structure), namely, the limiting block is clamped into the limiting groove. When laser lines with preset angles are projected on the vertical surface, the limiting structure is in a non-locking state (namely locking between the inclinometer 3 and the base 2 is removed), even if the limiting block exits from the limiting groove, the bottom surface of the protractor is abutted against the vertical surface, and the bottom surface of the protractor is used as a second measurement reference surface abutted against the vertical surface; or the inclinometer 3 and the base 2 are simultaneously detached from the protractor, so that the bottom surface of the base 2 is used as a second measurement reference surface abutted against the vertical surface; and opening the laser assembly, rotating the inclinometer 3 at any angle, wherein the reading of the inclinometer 3 is the included angle between the laser line and the horizontal plane.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. An angle measuring device, comprising:
a protractor;
the inclinometer is rotatably arranged on the protractor, a side wall surface of the inclinometer is formed into a first measurement reference surface, and the index of the inclinometer is zero when the first measurement reference surface is abutted against the horizontal plane;
and the laser assembly is fixed on the inclinometer, and a laser line emitted by the laser assembly is parallel to the first measurement reference plane.
2. Angle measuring device according to claim 1,
the inclinometer is detachably arranged on the protractor.
3. Angle measuring device according to claim 2,
the base is arranged on the protractor, the inclinometer is rotatably arranged on the base, and the inclinometer is connected with the base through magnetic adsorption.
4. Angle measuring device according to claim 3,
the base is clamped on the protractor.
5. Angle measuring device according to claim 3,
one of the inclinometer and the base is provided with a cylindrical positioning column, and the other base is provided with a positioning hole matched with the positioning column.
6. Angle measuring device according to any of claims 3 to 5,
the bottom surface of the protractor, the bottom surface of the inclinometer, or the bottom surface of the base is formed as a second measurement reference surface for abutting against a vertical surface.
7. An angle measuring device, comprising:
a protractor;
a base which is provided on the protractor and has a side wall surface thereof formed as a first measurement reference surface;
the inclinometer is rotatably arranged on the base;
a limiting structure capable of limiting the inclinometer to a position where the indication of the inclinometer is zero when the first measurement reference surface abuts against the horizontal plane; and
and the laser assembly is fixed on the inclinometer, and when the reading of the inclinometer is zero, a laser line emitted by the laser assembly is parallel to the horizontal plane.
8. Angle measuring device according to claim 7,
the base is detachably arranged on the protractor.
9. Angle measuring device according to claim 8,
the bottom surface of the protractor or the bottom surface of the base is formed as a second measurement reference surface for abutment with a vertical surface.
10. The angle measuring device of any one of claims 7 to 9, wherein the limiting structure comprises a limiting groove provided on one of the inclinometer and the base and a limiting block provided on the other, and the limiting block can be clamped into the limiting groove or separated from the limiting groove.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN201921111081.7U CN210036703U (en) | 2019-07-16 | 2019-07-16 | Angle measuring device |
DE202020103889.3U DE202020103889U1 (en) | 2019-07-16 | 2020-07-06 | Angle measuring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921111081.7U CN210036703U (en) | 2019-07-16 | 2019-07-16 | Angle measuring device |
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CN210036703U true CN210036703U (en) | 2020-02-07 |
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CN201921111081.7U Active CN210036703U (en) | 2019-07-16 | 2019-07-16 | Angle measuring device |
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CN (1) | CN210036703U (en) |
DE (1) | DE202020103889U1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115060201A (en) * | 2022-07-27 | 2022-09-16 | 成都凯天电子股份有限公司 | Device and method for measuring installation angle of aircraft skin equipment |
CN115127773A (en) * | 2022-08-31 | 2022-09-30 | 中国航空工业集团公司沈阳空气动力研究所 | Aerodynamic force load measuring device capable of rapidly replacing test state |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2596091A (en) * | 2020-06-16 | 2021-12-22 | Christopher Russell Matthew | Tool for horizontal alignment of an events fixture using rigging |
CN114674198B (en) * | 2022-02-24 | 2024-03-12 | 中铁建电气化局集团第三工程有限公司 | Device and system for measuring torsion angle of hard beam foundation |
-
2019
- 2019-07-16 CN CN201921111081.7U patent/CN210036703U/en active Active
-
2020
- 2020-07-06 DE DE202020103889.3U patent/DE202020103889U1/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115060201A (en) * | 2022-07-27 | 2022-09-16 | 成都凯天电子股份有限公司 | Device and method for measuring installation angle of aircraft skin equipment |
CN115060201B (en) * | 2022-07-27 | 2022-11-25 | 成都凯天电子股份有限公司 | Device and method for measuring installation angle of aircraft skin equipment |
CN115127773A (en) * | 2022-08-31 | 2022-09-30 | 中国航空工业集团公司沈阳空气动力研究所 | Aerodynamic force load measuring device capable of rapidly replacing test state |
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DE202020103889U1 (en) | 2020-07-27 |
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Address after: No. 529, Jiangjun Avenue, Jiangning Economic and Technological Development Zone, Nanjing, Jiangsu Province Patentee after: Nanjing Quanfeng Technology Co.,Ltd. Address before: No. 529, Jiangjun Avenue, Jiangning Economic and Technological Development Zone, Nanjing, Jiangsu Province Patentee before: NANJING CHERVON INDUSTRY Co.,Ltd. |