CN110550567B - Winch - Google Patents
Winch Download PDFInfo
- Publication number
- CN110550567B CN110550567B CN201910787615.6A CN201910787615A CN110550567B CN 110550567 B CN110550567 B CN 110550567B CN 201910787615 A CN201910787615 A CN 201910787615A CN 110550567 B CN110550567 B CN 110550567B
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- CN
- China
- Prior art keywords
- shaft
- speed reducer
- clutch
- fixed
- shell
- Prior art date
- 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.)
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Links
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 61
- 238000004804 winding Methods 0.000 claims abstract description 28
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/08—Driving gear incorporating fluid motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
Abstract
The invention relates to a lifting mechanism, in particular to a winch. The device comprises a bracket, wherein a winding drum, a prime motor, a speed reducer, a first clutch and a braking device are arranged on the bracket. The winding drum is matched with the support in a rotating mode, the output part of the prime motor is connected with the input part of the speed reducer, and the output part of the speed reducer is connected with the winding drum. The first clutch comprises an outer shaft and an inner shaft, a clutch plate is arranged between the outer shaft and the inner shaft, and the inner shaft is connected with the braking device. The speed reducer is a shell-rotor planetary speed reducer, the output part of the shell-rotor planetary speed reducer is an output shell of the speed reducer, the speed reducer is positioned in the winding drum, the output shell of the speed reducer is connected with the winding drum, an output shaft is coaxially fixed on the shell of the speed reducer, the first clutch and the speed reducer are coaxially arranged, and the output shaft and the outer shaft of the first clutch are concentrically fixed. The winch has fewer parts, compact structure, smaller size and light weight, and is convenient to use on ships.
Description
Technical Field
The invention relates to a lifting mechanism, in particular to a winch which is matched with a ship lifeboat or a rescue boat hanging bracket and is used for realizing the normal lifting and lower functions of the lifeboat or the rescue boat.
Background
The traditional lifeboat or rescue boat winch comprises a bracket, wherein a winding drum, a prime motor, a speed reducer, a clutch and a braking device are arranged on the bracket. The winding drum is matched with the support in a rotating mode, the speed reducer is a multi-stage transmission speed reduction box, the output part of the prime motor is connected with the input part of the multi-stage transmission speed reduction box, and the output part of the multi-stage transmission speed reduction box is connected with the winding drum. The first clutch comprises an outer shaft and an inner shaft, clutch plates are arranged between the outer shaft and the inner shaft, the inner shaft is connected with the braking device, and the outer shaft is connected with the multistage transmission reduction gearbox through a parallel shaft gearbox. The reducer of the traditional winch is a multi-stage transmission reduction gearbox, and the reducer can be connected with a clutch only through a parallel shaft gear box, so that more winch parts are caused, the structure is not compact, the size is large, the weight is heavy, and the use on a ship is inconvenient.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the winch which has fewer parts, compact structure, smaller size and light weight and is convenient to use on ships.
In order to solve the problems, the following technical scheme is provided:
the winch comprises a bracket, wherein a winding drum, a prime motor, a speed reducer, a first clutch and a braking device are arranged on the bracket. The winding drum is matched with the support in a rotating mode, the output part of the prime motor is connected with the input part of the speed reducer, and the output part of the speed reducer is connected with the winding drum. The first clutch comprises an outer shaft and an inner shaft, a clutch plate is arranged between the outer shaft and the inner shaft, and the inner shaft is connected with the braking device. The speed reducer is a shell-rotor planetary speed reducer, the output part of the shell-rotor planetary speed reducer is an output shell of the speed reducer, the speed reducer is positioned in the winding drum, the output shell of the speed reducer is connected with the winding drum, an output shaft is coaxially fixed on the shell of the speed reducer, the first clutch and the speed reducer are coaxially arranged, and the output shaft and the outer shaft of the first clutch are concentrically fixed.
The brake device comprises a supporting cylinder, wherein the cylinder opening of the supporting cylinder is concentrically fixed on the first clutch, the outer end of the inner shaft of the first clutch penetrates through the cylinder opening of the supporting cylinder and stretches into the supporting cylinder, a central shaft is arranged in the supporting cylinder, the central shaft is in rotary fit with the supporting cylinder, and one end of the central shaft is connected with the outer end of the inner shaft. The cylinder bottom of the supporting cylinder is provided with a central hole, the outer wall of the cylinder bottom of the supporting cylinder around the central hole is concentrically fixed with a supporting sleeve, the inner peripheral surface of the supporting sleeve is provided with internal threads, and the internal threads of the supporting sleeve are connected with a columnar propeller. The central shaft is fixedly provided with a brake sleeve, the section of the central shaft between the propeller and the brake sleeve is sleeved with a hollow shaft, a gap is reserved between the inner side wall of the hollow shaft and the outer side wall of the central shaft, and a brake flange is fixedly arranged on the outer peripheral surface of one end of the hollow shaft corresponding to the brake sleeve. The hollow shaft is provided with a second clutch which is a one-way overrunning clutch, an inner ring of the second clutch is axially sliding and circumferentially fixedly matched with the hollow shaft, and an outer ring of the second clutch is fixed on the supporting cylinder.
The hollow shaft is characterized in that a hand crank shaft is arranged in a supporting cylinder on one side of the hollow shaft, the hand crank shaft is parallel to the hollow shaft, the hand crank shaft is in rotary fit with the supporting cylinder, a pinion is fixed on the hand crank shaft, a large gear is arranged on the hollow shaft, the large gear and the hollow shaft are in axial sliding and circumferential fixed fit, and the large gear and the pinion are meshed together.
The bottom of the supporting cylinder is provided with a connecting shaft which is axially arranged along the supporting cylinder, the connecting shaft is matched with the supporting cylinder in a rotating way, one end of the connecting shaft is positioned below the propeller, a connecting strip is fixed on the end of the connecting shaft, a connecting flange is fixed on one end of the propeller positioned outside the supporting sleeve, and the connecting strip is hinged with the connecting flange through a connecting rod; the connecting shaft is provided with an L-shaped operating rod, the outer end of the transverse part of the operating rod is fixed on the connecting shaft, the bottom of the transverse part of the operating rod is provided with a downward extension part, and a tension spring is arranged between the extension part and the bracket.
The prime motor is a hydraulic motor or an electric motor.
By adopting the scheme, the method has the following advantages:
because the reducer of the winch is a shell-rotor planetary reducer, the output part of the shell-rotor planetary reducer is an output shell of the reducer, the reducer is positioned in the winding drum, the output shell of the reducer is connected with the winding drum, the output shaft is coaxially fixed on the shell of the reducer, the first clutch and the reducer are coaxially arranged, and the output shaft and the outer shaft of the first clutch are concentrically fixed. The shell-rotating planetary reducer can be directly connected with the clutch without arranging a parallel shaft gear box, thereby greatly reducing the parts of the whole winch, ensuring that the whole winch has compact structure, reduced size, light weight and convenient use on ships,
drawings
FIG. 1 is a structural use diagram of the winch of the present invention (with the reel in a semi-sectioned state);
FIG. 2 is a schematic cross-sectional view of a first clutch and brake device in the winch of the present invention;
fig. 3 is a schematic perspective view of the winch of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, the winch of the present invention includes a bracket 1, and a reel 3, a prime mover 2, a speed reducer 4, a first clutch 6 and a brake device 8 are provided on the bracket 1. The winding drum 3 is matched with the bracket 1 in a rotating way, the output part of the prime motor 2 is connected with the input part of the speed reducer 4, and the output part of the speed reducer 4 is connected with the winding drum 3. The first clutch 6 comprises an outer shaft 61 and an inner shaft 63, a clutch plate 62 is arranged between the outer shaft 61 and the inner shaft 63, and the inner shaft 63 is connected with the brake device 8. The speed reducer 4 is a shell-rotor planetary speed reducer 4, the output part of the shell-rotor planetary speed reducer 4 is an output shell of the shell-rotor planetary speed reducer 4, the speed reducer 4 is positioned in the winding drum 3, the output shell of the speed reducer 4 is connected with the winding drum 3, an output shaft 5 is coaxially fixed on the shell of the speed reducer 4, the first clutch 6 and the speed reducer 4 are coaxially arranged, and the output shaft 5 and an outer shaft 61 of the first clutch 6 are concentrically fixed.
The brake device 8 comprises a supporting cylinder 81, the cylinder mouth of the supporting cylinder 81 is concentrically fixed on the first clutch 6, the outer end of the inner shaft 63 of the first clutch 6 penetrates through the cylinder mouth of the supporting cylinder 81 and stretches into the supporting cylinder 81, a central shaft 89 is arranged in the supporting cylinder 81, the central shaft 89 is in rotary fit with the supporting cylinder 81, and one end of the central shaft 89 is connected with the outer end of the inner shaft 63. The bottom of the supporting cylinder 81 is provided with a central hole, the outer wall of the bottom of the supporting cylinder 81 around the central hole is concentrically fixed with a supporting sleeve 87, the inner circumferential surface of the supporting sleeve 87 is provided with internal threads, and the internal threads of the supporting sleeve 87 are connected with a columnar propeller 88. The central shaft 89 is fixedly provided with a brake sleeve 82, a hollow shaft 810 is sleeved on the section of the central shaft 89 between the propeller 88 and the brake sleeve 82, a gap is reserved between the inner side wall of the hollow shaft 810 and the outer side wall of the central shaft 89, and a brake flange 83 is fixed on the outer peripheral surface of one end of the hollow shaft 810 corresponding to the brake sleeve 82. The hollow shaft 810 is provided with a second clutch 811, the second clutch 811 is a one-way overrunning clutch, an inner ring of the second clutch 811 is axially slidably and circumferentially fixedly engaged with the hollow shaft 810, and an outer ring of the second clutch 811 is fixed to the support cylinder 81.
A hand crank shaft 85 is arranged in the support cylinder 81 at one side of the hollow shaft 810, the hand crank shaft 85 is parallel to the hollow shaft 810, the hand crank shaft 85 is in rotary fit with the support cylinder 81, a pinion 84 is fixed on the hand crank shaft 85, a large gear 86 is arranged on the hollow shaft 810, the large gear 86 is in axial sliding and circumferential fixed fit with the hollow shaft 810, and the large gear 86 is meshed with the pinion 84.
The bottom of the supporting cylinder 81 is provided with a connecting shaft 12 which is axially arranged, the connecting shaft 12 is matched with the supporting cylinder 81 in a rotating way, one end of the connecting shaft 12 is positioned below the propeller 88, a connecting strip 11 is fixed on the end of the connecting shaft 12, a connecting flange 9 is fixed on one end of the propeller 88 positioned outside the supporting sleeve 87, and the connecting strip 11 and the connecting flange 9 are hinged together through a connecting rod 10. The connecting shaft 12 is provided with an L-shaped operating rod 7, the outer end of the transverse part of the operating rod 7 is fixed on the connecting shaft 12, the bottom of the transverse part of the operating rod 7 is provided with a downward extension part, and a tension spring 13 is arranged between the extension part and the bracket 1.
The prime mover 2 is a hydraulic motor or an electric motor. The prime mover 2 in this embodiment is a hydraulic motor.
The first clutch 6 is a hydraulic clutch.
In use, the hydraulic motor and the first clutch 6 are both connected to the hydraulic system. When the hydraulic system lifts, the hydraulic motor and the first clutch 6 are powered by the hydraulic system, the hydraulic motor is driven to rotate, the clutch plate 62 of the first clutch 6 is in a separated state, the hydraulic motor drives the winding drum 3 to rotate through the speed reducer 4, at the moment, the clutch plate 62 of the first clutch 6 is in a separated state, the clutch outer shaft 61 idles, and the winding drum 3 is lifted normally. When the hydraulic system stops supplying power, the hydraulic motor stops rotating, the clutch plate 62 of the first clutch 6 is closed, the outer shaft 61 and the inner shaft 63 of the first clutch 6 are connected through the clutch plate 62, and as the propeller 88 always keeps enough axial pressing force in normal working hours, the brake flange 83 and the brake sleeve 82 are tightly combined through the central shaft 89, under the action of the one-way overrunning clutch, the hollow shaft 810, the brake sleeve 82, the inner shaft 63 and the outer shaft 61 of the first clutch 6, the output shaft 5 of the speed reducer 4, the outer shell of the speed reducer 4 and the winding drum 3 are ensured not to rotate towards the descending direction of the winch under the action of the load of the winding drum 3, namely, the winch load is ensured not to slide down, and the braking function of the winch is realized. When the system is unpowered, the first clutch 6 is automatically closed, the winch is in a braking state, manual lifting of the winch can be achieved by rotating the hand crank shaft 85, and when the hand lifting device stops working, the winch load cannot slide downwards.
During normal operation, the tension spring 13 applies constant tightening torque to the tightening direction of the propeller 88 through the control rod 7, the connecting shaft 12, the connecting bar 11, the connecting rod 10 and the connecting flange 9, so that the braking device 8 is in a braking state, and the winch load is ensured not to slide down when the winch is unpowered. Gravity release: the tightening moment generated by the tension spring 13 is counteracted by pulling the operating rod 7, and meanwhile, the propeller 88 is driven by the connecting shaft 12, the connecting bar 11, the connecting rod 10 and the connecting flange 9 to loosen the hollow shaft 810, so that the braking device 8 is in a braking open state, the winch descends under the action of load gravity, the gravity release function is realized, in the gravity release process, the pulling force of the operating rod can be manually controlled, the gravity release speed of the load can be controlled, and when the operating rod 7 does not have the pulling force, the braking device 8 can automatically return to the braking state under the action of the tension spring 13, so that the load stops descending. A pull rope can be arranged on the operating rod to realize remote gravity release.
Claims (4)
1. A winch comprises a bracket (1), wherein a winding drum (3), a prime motor (2), a speed reducer (4), a first clutch (6) and a braking device (8) are arranged on the bracket (1); the winding drum (3) is matched with the bracket (1) in a rotating way, the output part of the prime motor (2) is connected with the input part of the speed reducer (4), and the output part of the speed reducer (4) is connected with the winding drum (3); the first clutch (6) comprises an outer shaft (61) and an inner shaft (63), a clutch plate (62) is arranged between the outer shaft (61) and the inner shaft (63), and the inner shaft (63) is connected with the braking device (8); the speed reducer is characterized in that the speed reducer (4) is a shell-rotating planetary speed reducer (4), the output part of the shell-rotating planetary speed reducer (4) is an output shell of the speed reducer (4), the speed reducer (4) is positioned in the winding drum (3), the output shell of the speed reducer (4) is connected with the winding drum (3), an output shaft (5) is coaxially fixed on the shell of the speed reducer (4), the first clutch (6) and the speed reducer (4) are coaxially arranged, and the output shaft (5) and an outer shaft (61) of the first clutch (6) are concentrically fixed; the brake device (8) comprises a support cylinder (81), wherein the cylinder opening of the support cylinder (81) is concentrically fixed on the first clutch (6), the outer end of an inner shaft (63) of the first clutch (6) penetrates through the cylinder opening of the support cylinder (81) and stretches into the support cylinder (81), a central shaft (89) is arranged in the support cylinder (81), the central shaft (89) is in rotary fit with the support cylinder (81), and one end of the central shaft (89) is connected with the outer end of the inner shaft (63); a central hole is formed in the bottom of the supporting cylinder (81), a supporting sleeve (87) is concentrically fixed on the outer wall of the bottom of the supporting cylinder (81) around the central hole, an inner thread is processed on the inner circumferential surface of the supporting sleeve (87), and a columnar propeller (88) is connected with the inner thread of the supporting sleeve (87); a brake sleeve (82) is fixed on the central shaft (89), a hollow shaft (810) is sleeved on the section of the central shaft (89) between the propeller (88) and the brake sleeve (82), a gap is reserved between the inner side wall of the hollow shaft (810) and the outer side wall of the central shaft (89), and a brake flange (83) is fixed on the outer peripheral surface of one end of the hollow shaft (810) corresponding to the brake sleeve (82); the hollow shaft (810) is provided with a second clutch (811), the second clutch (811) is a one-way overrunning clutch, an inner ring of the second clutch (811) is axially and circumferentially fixedly matched with the hollow shaft (810), and an outer ring of the second clutch (811) is fixed on the supporting cylinder (81).
2. The winch according to claim 1, characterized in that a hand crank shaft (85) is arranged in a supporting cylinder (81) at one side of the hollow shaft (810), the hand crank shaft (85) is parallel to the hollow shaft (810), the hand crank shaft (85) is in rotary fit with the supporting cylinder (81), a pinion (84) is fixed on the hand crank shaft (85), a large gear (86) is arranged on the hollow shaft (810), the large gear (86) is in axial sliding and circumferential fixed fit with the hollow shaft (810), and the large gear (86) is meshed with the pinion (84).
3. The winch according to claim 1, characterized in that the bottom of the supporting cylinder (81) is provided with a connecting shaft (12) arranged along the axial direction of the supporting cylinder, the connecting shaft (12) is matched with the supporting cylinder (81) in a rotating way, one end of the connecting shaft (12) is positioned below the propeller (88), a connecting strip (11) is fixed on the end of the connecting shaft (12), a connecting flange (9) is fixed on one end of the propeller (88) positioned outside the supporting sleeve (87), and the connecting strip (11) is hinged with the connecting flange (9) through a connecting rod (10); the connecting shaft (12) is provided with an L-shaped operating rod (7), the outer end of the transverse part of the operating rod (7) is fixed on the connecting shaft (12), and the operating rod (7)
The bottom of the transverse part is provided with a downward extension part, and a tension spring (13) is arranged between the extension part and the bracket (1).
4. A winch according to any one of claims 1-3, characterized in that the prime mover (2) is a hydraulic motor or an electric motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910787615.6A CN110550567B (en) | 2019-08-29 | 2019-08-29 | Winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910787615.6A CN110550567B (en) | 2019-08-29 | 2019-08-29 | Winch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110550567A CN110550567A (en) | 2019-12-10 |
| CN110550567B true CN110550567B (en) | 2024-03-26 |
Family
ID=68737998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910787615.6A Active CN110550567B (en) | 2019-08-29 | 2019-08-29 | Winch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110550567B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023173339A1 (en) * | 2022-03-16 | 2023-09-21 | 深圳市海柔创新科技有限公司 | Lifting device, warehousing robot, and levelling method for goods-taking assembly |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05155589A (en) * | 1991-12-03 | 1993-06-22 | Hitachi Constr Mach Co Ltd | Winch |
| JPH10167677A (en) * | 1996-12-06 | 1998-06-23 | Komatsu Ltd | Winch device |
| JP2001270686A (en) * | 2000-03-27 | 2001-10-02 | Sumitomo Heavy Industries Construction Crane Co Ltd | Winch device |
| CN101190770A (en) * | 2007-09-05 | 2008-06-04 | 胡世璇 | Hydraulic pressure reel cart with clutch at transmission last level |
| CN202369312U (en) * | 2011-11-17 | 2012-08-08 | 泰安泰山福神齿轮箱有限责任公司 | Empty hook rapidly-releasing winding speed reducer |
| CN205973563U (en) * | 2016-08-19 | 2017-02-22 | 浙江诺和机电股份有限公司 | Horizontal capstan winch |
| CN206529234U (en) * | 2017-03-09 | 2017-09-29 | 宁波新宏液压有限公司 | Winch with arrangement of clutch |
| CN210973676U (en) * | 2019-08-29 | 2020-07-10 | 无锡宏盟海洋科技有限公司 | Winch |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6659430B2 (en) * | 2002-02-12 | 2003-12-09 | Paccar Inc | Winch having internal clutch mechanism |
-
2019
- 2019-08-29 CN CN201910787615.6A patent/CN110550567B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05155589A (en) * | 1991-12-03 | 1993-06-22 | Hitachi Constr Mach Co Ltd | Winch |
| JPH10167677A (en) * | 1996-12-06 | 1998-06-23 | Komatsu Ltd | Winch device |
| JP2001270686A (en) * | 2000-03-27 | 2001-10-02 | Sumitomo Heavy Industries Construction Crane Co Ltd | Winch device |
| CN101190770A (en) * | 2007-09-05 | 2008-06-04 | 胡世璇 | Hydraulic pressure reel cart with clutch at transmission last level |
| CN202369312U (en) * | 2011-11-17 | 2012-08-08 | 泰安泰山福神齿轮箱有限责任公司 | Empty hook rapidly-releasing winding speed reducer |
| CN205973563U (en) * | 2016-08-19 | 2017-02-22 | 浙江诺和机电股份有限公司 | Horizontal capstan winch |
| CN206529234U (en) * | 2017-03-09 | 2017-09-29 | 宁波新宏液压有限公司 | Winch with arrangement of clutch |
| CN210973676U (en) * | 2019-08-29 | 2020-07-10 | 无锡宏盟海洋科技有限公司 | Winch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110550567A (en) | 2019-12-10 |
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| PB01 | Publication | ||
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| CB02 | Change of applicant information |
Address after: 214000 No.22, dongbeitang east section, Xigang Road, dongbeitang, Xishan District, Wuxi City, Jiangsu Province Applicant after: Wuxi Qianfan ship supporting equipment Co.,Ltd. Address before: 214000 No.22, dongbeitang east section, Xigang Road, dongbeitang, Xishan District, Wuxi City, Jiangsu Province Applicant before: Wuxi Hongmeng Marine Technology Co.,Ltd. |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20200902 Address after: No. 178, Xigang Road, Dongbei Tang, Xishan District, Wuxi City, Jiangsu Province Applicant after: Wuxi Hongmeng Marine Technology Co.,Ltd. Address before: 214000 No.22, dongbeitang east section, Xigang Road, dongbeitang, Xishan District, Wuxi City, Jiangsu Province Applicant before: Wuxi Qianfan ship supporting equipment Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220107 Address after: No. 203, Furong Zhongsi Road, Xishan District, Wuxi City, Jiangsu Province Applicant after: WUXI HAIHE EQUIPMENT TECHNOLOGY Ltd. Address before: No. 178, Xigang Road, Dongbei Tang, Xishan District, Wuxi City, Jiangsu Province Applicant before: Wuxi Hongmeng Marine Technology Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
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| GR01 | Patent grant |