CN113002296A - Self-propelled assembly based on motor drive - Google Patents
Self-propelled assembly based on motor drive Download PDFInfo
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- CN113002296A CN113002296A CN201911330051.XA CN201911330051A CN113002296A CN 113002296 A CN113002296 A CN 113002296A CN 201911330051 A CN201911330051 A CN 201911330051A CN 113002296 A CN113002296 A CN 113002296A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
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- Combustion & Propulsion (AREA)
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The application provides a motor-driven self-propelled assembly, which comprises a driving assembly, a transmission assembly and a connecting device, wherein the transmission assembly comprises an input end, an output end and a first connecting end, the input end is connected with the output end of the driving assembly, the output end is meshed with a first driving gear of the connecting device through a first gear, the connecting device is also provided with the first connecting end, the first connecting end is connected with a first output shaft through a first clamping piece, the second connecting end is connected with a second output shaft through a second clamping piece, and the first output shaft and the second output shaft are coaxially arranged; the first drive gear is mounted with a slidable centrifuge assembly. The motor-driven self-propelled assembly has a large rotating speed output range through the transmission assembly and the centrifugal assembly which are in meshing transmission with each other; according to the setting of centrifugal subassembly for output state fast switch over when low-speed or idle speed from walking the subassembly based on motor drive effectively prevents driving motor's locked rotor, the stability of lift system.
Description
Technical Field
The invention relates to a self-propelled assembly, in particular to a motor-driven self-propelled assembly for driving equipment to move.
Background
With the wide application of the tools such as the lawn mower and the snow sweeper, the size and the weight of the tool are increased to ensure the use efficiency of the tool. In the prior art, a self-propelled assembly based on motor driving is usually additionally arranged in the type of equipment to provide self-propelled power for the equipment, however, the current self-propelled assembly based on motor driving is influenced by the structure of the self-propelled assembly, so that the output speed range of the equipment is narrow, and the application range of the electric tool is greatly influenced. In addition, in the conventional equipment equipped with the self-propelled assembly driven by the motor, when the equipment is in a low-speed or idle state, if an operator does not timely disconnect the driving motor of the self-propelled assembly driven by the motor, the equipment automatically moves, and when the equipment is in a downhill state, the moving speed (traveling speed) of the equipment exceeds the speed provided by the driving motor, so that the running directions of the gear and the driving motor are opposite, and the driving motor or the equipment is damaged.
In view of the above, there is a need for further improvement of the existing self-propelled power system to solve the above technical problems.
Disclosure of Invention
The object of the present invention is to solve at least one of the technical drawbacks mentioned. Based on the problems, the motor-driven self-propelled assembly is triggered by the centrifugal assembly at a rotating speed higher than a preset rotating speed, so that the equipment automatically moves, and when the rotating speed is lower than the preset rotating speed or idling, the equipment moves by means of external force (such as hand pushing), so that the stalling of the driving motor is effectively prevented, and the stability of the system is improved.
Therefore, the invention adopts the following technical scheme:
a self-propelled assembly based on motor driving is characterized by comprising a driving assembly, a transmission assembly and a connecting device, wherein the transmission assembly comprises an input end connected with an output end of the driving assembly,
an output end which is meshed with a first driving gear of the connecting device through a first gear,
the connecting device also comprises
The first clamping piece is connected with the first output shaft, the second clamping piece is connected with the second output shaft, and the first output shaft and the second output shaft are coaxially arranged; the first driving gear is positioned between the first clamping piece and the second clamping piece,
the first drive gear further comprises, mounted thereon, a permanent magnet module, a slidable centrifuge assembly comprising a magnetic material, wherein,
when the self-propelled assembly driven by the motor is in a first working mode, the centrifugal assembly is fixed on the first driving gear under the action of the magnetic force of the permanent magnet module,
when the self-propelled assembly based on motor drive is in the second working mode, the centrifugal assembly contacts the first clamping piece or the second clamping piece, and the first drive gear is connected with the first clamping piece or the second clamping piece and further drives the first output shaft or the second output shaft connected with the first drive gear to rotate. Therefore, when the self-propelled assembly driven by the motor is adjusted to be in the first working mode or the second working mode according to the working condition of the site by a user in use, the mode is convenient to operate.
Preferably, the driving assembly comprises a transmission part and a driving motor, the output end of the driving motor is provided with a driving gear which is meshed with at least one planetary gear of the transmission part,
the transmission part also comprises at least one fixed part used for fixing the planetary gear, an output shaft arranged on one side of the transmission part opposite to the planetary gear,
a sleeve having teeth engaged with the planetary gear disposed on an inner side thereof,
when the driving gear rotates, the planetary gear meshed with the driving gear is driven to rotate, and then the output shaft is driven to rotate.
Preferably, the driving assembly further comprises a first motor housing, a second motor housing, and a connecting member connecting the first motor housing and the second motor housing to form a housing for protecting the driving motor therein.
Preferably, 4 planetary gears are disposed at intervals on one side of the transmission unit, and the axis of the planetary gears coincides with the axis of the drive gear.
Preferably, the transmission ratio of the transmission part is 3-10.
Preferably, the transmission assembly comprises a housing containing therein a first gear, a second gear coaxially connected therewith, wherein the first gear is engaged with a first driving gear of the connecting device,
a second gear meshed with the fifth gear,
a third gear, a fourth gear, which is engaged with the third gear;
a fifth gear coaxially connected with the fourth gear,
a third gear coupled to the output of the drive assembly, wherein,
when the transmission assembly works, the third gear rotates under the driving of the driving motor to drive the fourth gear meshed with the third gear to rotate, so that the fifth gear coaxially connected with the third gear is driven to rotate, the second gear meshed with the fifth gear is driven to rotate while the fifth gear rotates, the first gear is driven to rotate, and the first gear drives the first driving gear meshed with the first gear to rotate while rotating.
Preferably, the connecting device comprises a permanent magnet module and at least one sliding block assembly, wherein the permanent magnet module is arranged on a first driving gear, the at least one sliding block assembly is arranged in a cavity of the first driving gear, the centrifugal force generated when the first driving gear rotates is larger than the magnetic force of the sliding block assembly and the permanent magnet module, the sliding block assembly is tightly attached to a first clamping component and/or a second clamping component in a stress fit mode, and a first driving tooth is clamped with the first clamping component or the second clamping component to further drive an output shaft connected with the first clamping component or the second clamping component to rotate.
Preferably, the motor-driven self-propelled assembly comprises a first slider assembly and a second slider assembly, wherein the first slider assembly comprises a first slider and a third slider which are connected through a first fixing piece and are arranged in the first cavity of the first driving gear, and the second slider assembly comprises a second slider and a fourth slider which are connected through a second fixing piece and are arranged in the second cavity. The first cavity and the second cavity are symmetrical along the axis of the first driving tooth.
Preferably, the output ends of the first output shaft and the second output shaft are respectively connected with a roller of the equipment, and the roller is driven to rotate based on the rotation of the first output shaft and the second output shaft, so that the equipment moves.
Preferably, the first driving gear includes at least one mounting hole for embedding the permanent magnet module.
Preferably, the first driving gear further includes a through hole for mounting the connecting rod, and the mounting holes are symmetrically disposed at both sides of the through hole.
Advantageous effects
Compared with the scheme in the prior art, the invention has the advantages that:
by adopting the motor-driven self-propelled assembly, through the transmission assembly and the centrifugal assembly which are in meshing transmission with each other, multi-stage transmission is formed between the power assembly and the motor-driven self-propelled assembly, so that the motor-driven self-propelled assembly has a larger rotating speed output range; the self-propelled assembly based on motor drive of the embodiment of the application can rapidly switch the output state at low speed (lower than the preset rotating speed) or idling, and the use stability of the system is improved.
Drawings
In order to more clearly illustrate the embodiments of the present specification or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the specification, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise:
fig. 1 is a schematic perspective view of a self-propelled assembly based on motor driving according to an embodiment of the present application;
FIG. 2 is a schematic structural diagram of the driving assembly of FIG. 1;
FIG. 3 is a schematic view of the transmission assembly of FIG. 1 coupled to an output shaft;
FIG. 4 is a schematic structural diagram of an output shaft connecting device according to an embodiment of the present application;
FIG. 5 is an enlarged schematic view of a first drive gear 301 of the presently disclosed embodiment;
fig. 6 is a schematic structural diagram of a transmission assembly according to an embodiment of the present application.
Detailed Description
In order to make those skilled in the art better understand the technical solutions proposed by the present invention, the technical solutions in the embodiments of the present specification will be clearly and completely described below with reference to the drawings in the embodiments of the present specification, and it is obvious that the described embodiments are only a part of the embodiments in the present specification, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from one or more of the embodiments described herein without making any inventive step, shall fall within the scope of protection of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
The application provides a from walking subassembly based on motor drive, it is through meshing driven transmission assembly and centrifugal subassembly between each other, multistage transmission has been formed between drive assembly and output shaft, thereby make from walking subassembly based on motor drive when low-speed (being less than predetermined rotational speed) or idle, do not trigger this from walking subassembly based on motor drive, when high-speed predetermined rotational speed (if motor rotational speed is higher than 200 rpm), centrifugal subassembly's slider roll-off breaks away from the gear inboard, the slider pastes tightly with the chuck atress cooperation, drive the output shaft and rotate, trigger from walking subassembly work based on motor drive, be less than predetermined rotational speed at the motor, the slider receives the effect of magnetic force and returns to the gear inboard, switch the mode based on motor drive from walking subassembly.
The self-propelled assembly based on motor drive proposed by the embodiment of the present application is described in detail below with reference to fig. 1 to 6.
Fig. 1 is a perspective view of a self-propelled assembly based on motor driving according to an embodiment of the present application; the self-propelled assembly 10 driven by the motor comprises a driving assembly 100, a transmission assembly 200, a connecting device 300 and an output shaft 400,
the transmission assembly 200 includes an input end, which is connected to an output end of the driving assembly 100,
and the output end is meshed with the first driving gear of the connecting device 300 through a first gear, and the output end of the connecting device 300 is matched and connected with an output shaft. The output shaft comprises a first output shaft and a second output shaft. And the first output shaft and the second output shaft are coaxially arranged (i.e. the axes are overlapped when rotating).
The driving assembly 100 comprises a driving motor 106, the output end of which is provided with a driving gear, the driving gear is meshed with a planetary gear 107b of a transmission part 107, the planetary gear 107b is rotatably fixed on the transmission part 107 through a fixing part 107a, and the opposite side is provided with an output shaft 107 c; the sleeve 108 has a gear engaged with the planetary gear 107b disposed inside thereof, and when the sleeve is operated, the drive gear rotates to rotate the planetary gear 107b engaged therewith and further rotate the output shaft 107 c. The driving assembly 100 includes a first motor housing 101, a second motor housing 102, which are connected by a connecting member to form a housing for protecting a driving motor 106 therein. Preferably, the side of the drive motor 106 opposite the drive gear is provided with a bearing assembly 103 which is secured to the drive motor 106 by a coupling 104 and/or a coupling 105. In the present embodiment, 4 planetary gears 107b are disposed at intervals on the power transmission unit 107, and after assembly, the axial centers of the 4 planetary gears 107b at intervals coincide with the axis of the drive gear. In other embodiments, the planetary gears 107b may be set to 2, 3, or other numbers, depending on the requirements of the rotational speed of the driving motor 106 and the output rotational speed thereof. Preferably, the output shaft 107c is sleeved with a bearing 109 and a bearing 110.
The transmission assembly 200 includes a first housing 201, a second housing 202, and a first connecting member
A first gear 209 and a second gear 208 coaxially connected therewith, wherein the first gear 209 is engaged with the first driving gear 301 of the connecting device 300,
the second gear 208 meshes with the fifth gear 203,
a third gear 205, a fourth gear 204, which meshes with the third gear 205; a fifth gear 203 coaxially connected with the fourth gear 204,
preferably, a base 207 is disposed between the first gear 209 and the second gear 208. ,
when assembled, the fifth gear 203 is mounted in a predetermined cavity of the first housing 201 by a fixing member 206.
When the transmission assembly 200 works, the third gear 205 is driven by the driving motor to rotate, so as to drive the fourth gear 204 engaged with the third gear 205 to rotate, and further drive the fifth gear 203 coaxially connected with the fourth gear 204 to rotate, and the fifth gear 203 simultaneously drives the second gear 208 engaged with the fifth gear 203 to rotate, and further drives the first gear 209 to rotate. The first gear 209 rotates and simultaneously rotates the first driving gear 301 of the connecting device 300 engaged therewith. When the rotating speed of the motor reaches a preset rotating speed, the centrifugal assembly of the connecting device 300 is triggered, so that the output shaft connected with the output end of the connecting device 300 is driven to rotate, the self-propelled assembly driven by the motor works, when the rotating speed of the motor does not reach the preset rotating speed (and stops or idles), the centrifugal assembly is restored to an initial state under the action of magnetic force, the port connecting device is connected with the output shaft, and the self-propelled assembly driven by the motor does not work.
The connection of the coupling device 300 to the output shaft is described next in connection with fig. 4-6.
The connecting device comprises at least one permanent magnet module 304 which is arranged on a first driving gear 301, a first slide block assembly which comprises a first slide block 302a and a third slide block 303a and is fixed in a first cavity in a sliding way after being fixedly connected through a first fixing piece, a groove (not shown) is arranged in the first cavity, the first slide block assembly slides to one side of the groove far away from the permanent magnet module under the action of centrifugal force, and the first slide block assembly is tightly attached to or clamped with the side part of a first clamping component or the side part of a second clamping component in a force-bearing fit way. The second slider assembly comprises a second slider 302b and a fourth slider 303b, which are fixedly connected through a second fixing member and then slidably fixed in the second cavity, and the action of the second slider assembly is the same as that of the first slider assembly.
A first engaging member 306a connected to the output shaft 401 via a first connector 308;
a second snap member 306b connected to the output shaft 402 by a second connecting piece 307;
when the first driving gear 301 is static or the rotating speed is low, under the action of the suction force of the permanent magnet module 304, the first slider 302a, the second slider 302b, the third slider 303a and the fourth slider 303b are located in the cavity region of the first driving gear (which is not forced to fit, i.e., clamped, by the first clamping member 306a or the second clamping member 306b, i.e., the self-propelled assembly driven by the motor is not triggered to work);
when the centrifugal force caused by the rotation of the first driving gear 301 is large enough, the first sliding block 302a, the second sliding block 302b, the third sliding block 303a and the fourth sliding block 303b slide out of the inner side of the disengaging gear (when the centrifugal force is larger than the magnetic force), and are tightly attached to the first clamping component 306a and/or the second clamping component 306b in a force fit manner, namely, clamped, so as to drive the output shaft to rotate. In this embodiment, the spacer 313 is attached to a side surface of the first driving gear 301 during installation, the third receiving member 309 is engaged with the first engaging member 306a, preferably, the other side surface of the first driving gear 301 is configured with a matching spacer, which is attached to the other side surface of the first driving gear 301 during installation, and the fourth receiving member 310 is engaged with the second engaging member 306 b.
In one embodiment, the output ends of the output shafts 401/402 are respectively connected to rollers (not shown) of the device, and the rollers are driven to rotate based on the rotation of the output shafts 401/402, so as to realize the movement of the device. With this configuration, the apparatus mounted with the self-propelled unit driven by the motor can be self-propelled when the driving motor is started. When the drive motor is turned off when it is turned on, the device can be moved by hand. In one embodiment, the permanent magnet module 304 employs magnetic shoes that fit into the mounting holes 301a of the first drive gear 301. Preferably, the permanent magnet modules 304 are symmetrically inserted into the mounting holes 301a of the first driving gear 301 (see fig. 5). The first driving gear 301 has a mounting hole 301a for mounting the permanent magnet module 304, and a through hole 301b for mounting the connecting rod 312.
In the above embodiment, the transmission assembly includes a speed reducer, the speed reducer adopts a combination of planetary gear transmission and three-stage spur gear transmission, the transmission ratio of the speed reducer is 20-50, such as 20, 30, 31, 35, 40, 50, etc., and the total transmission ratio in the present embodiment is 31. The planetary gear adopts four planetary gears, and the transmission ratio of the planetary gear is 4.
In the above embodiment, in the design of the centrifugal assembly, the slider includes a magnetic material, and after the centrifugal force caused by the rotation of the first driving gear is greater than the magnetic force generated by the slider (the first slider, the second slider, the third slider, and the fourth slider) and the permanent magnet module, the slider (the first slider, the second slider, the third slider, and the fourth slider) slides out of the inner side of the first driving gear and is tightly attached to the side portion of the first clamping component and/or the side portion of the second clamping component in a force-bearing fit manner, i.e., clamped (at this time, the first driving gear is connected with the first clamping component or the second clamping component), so as to drive the output shaft to rotate. After the centrifugal force caused by the rotation of the first driving gear is smaller than the magnetic force, the sliding block slides back to the inner side of the first driving gear under the action of the magnetic force. Through such design for output state fast switch over when low-speed (being less than preset rotational speed) or idle speed is from walking the subassembly based on motor drive, effectively prevents driving motor's lock-rotor, promotes system's stability in use.
In the above embodiment, the drive unit is designed to use a brushless motor or a brush motor. Such as a D44 brushless motor.
The self-propelled assembly based on motor driving of the embodiment is used in a hand-push type mower, a snowplow and other equipment. In some operating modes, it is self-propelled (self-propelled) along a predetermined path based on the driving of the drive assembly.
It should be noted that in other embodiments, one or more of the features "drive assembly", "transmission assembly", "connection device", "centrifuge assembly", "output shaft", etc. may be included for the same motor-driven self-propelled assembly. That is, the above features can be arbitrarily arranged and combined, and used for improvement of the self-propelled assembly based on the motor drive.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. A self-propelled assembly based on motor driving is characterized by comprising a driving assembly, a transmission assembly and a connecting device,
the transmission component comprises a transmission component and a transmission component,
an input end connected with the output end of the driving component,
an output end engaged with the first driving gear of the connecting device through the first gear, the connecting device further comprising
The first clamping piece is connected with the first output shaft, the second clamping piece is connected with the second output shaft, and the first output shaft and the second output shaft are coaxially arranged; the first driving gear is positioned between the first clamping piece and the second clamping piece,
the first drive gear further comprises, mounted thereon, a permanent magnet module, a slidable centrifuge assembly comprising a magnetic material, wherein,
when the self-propelled assembly driven by the motor is in a first working mode, the centrifugal assembly is fixed on the first driving gear under the action of the magnetic force of the permanent magnet module,
when the self-propelled assembly based on motor drive is in the second working mode, the centrifugal assembly contacts the first clamping piece or the second clamping piece to drive the first output shaft or the second output shaft connected with the centrifugal assembly to rotate.
2. The motor-driven based self-propelled assembly according to claim 1, wherein the driving assembly comprises a transmission part and a driving motor, the output end of the driving motor is provided with a driving gear which is meshed with at least one planetary gear of the transmission part,
the transmission part also comprises at least one fixed piece for fixing the planetary gear,
an output shaft disposed on a side of the transmission unit opposite to the planetary gear,
a sleeve having teeth engaged with the planetary gear disposed on an inner side thereof,
when the driving gear rotates, the planetary gear meshed with the driving gear is driven to rotate, and then the output shaft is driven to rotate.
3. The motor-drive-based self-propelled assembly of claim 2, wherein the drive assembly further comprises a first motor housing, a second motor housing, and a coupling member connecting the first motor housing and the second motor housing to form a housing for protecting the drive motor therein.
4. The motor-driven self-propelled assembly according to claim 2, wherein 4 planetary gears are disposed at intervals on one side of the transmission portion, and the axis of the planetary gears coincides with the axis of the driving gear.
5. The motor-driven-based self-propelled assembly according to claim 2, wherein the transmission ratio of the transmission part is 3-10.
6. The motor-driven self-propelled assembly of claim 1, wherein the transmission assembly comprises a housing having a motor drive disposed therein
A first gear coaxially connected with a second gear, wherein the first gear is meshed with a first driving gear of the connecting device,
a second gear meshed with the fifth gear,
a third gear, a fourth gear, which is engaged with the third gear;
a fifth gear coaxially connected with the fourth gear,
a third gear coupled to the output of the drive assembly, wherein,
when the transmission assembly works, the third gear rotates under the driving of the driving motor to drive the fourth gear meshed with the third gear to rotate, so that the fifth gear coaxially connected with the third gear is driven to rotate, the second gear meshed with the fifth gear is driven to rotate while the fifth gear rotates, the first gear is driven to rotate, and the first gear drives the first driving gear meshed with the first gear to rotate while rotating.
7. The motor-driven based self-propelled assembly of claim 1, wherein the coupling means comprises a permanent magnet module mounted to the first drive gear, at least one slider assembly mounted within the cavity of the first drive gear, wherein,
centrifugal force that produces when first drive gear is rotatory is greater than when the magnetic force of sliding block set spare and permanent magnet module, sliding block set spare pastes tightly with first joint part and/or second joint part atress cooperation, first drive tooth and first joint part or second joint part joint and then drive the output shaft that first joint part or second joint part are connected and rotate.
8. The motor-driven self-propelled assembly of claim 7, comprising a first slider assembly and a second slider assembly, wherein the first slider assembly comprises a first slider and a third slider which are connected by a first fixing member and are mounted in the first cavity of the first driving gear, and the second slider assembly comprises a second slider and a fourth slider which are connected by a second fixing member and are mounted in the second cavity. The first cavity and the second cavity are symmetrical along the axis of the first driving tooth.
9. The motor-driven self-propelled assembly according to claim 8, wherein the output ends of the first output shaft and the second output shaft are respectively connected with a roller of the device, and the roller is driven to rotate by the rotation of the first output shaft and the second output shaft, so that the device can move.
10. The motor-driven based self-propelled assembly of claim 1, wherein the first drive gear includes at least one mounting hole for embedding a permanent magnet module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911330051.XA CN113002296A (en) | 2019-12-20 | 2019-12-20 | Self-propelled assembly based on motor drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911330051.XA CN113002296A (en) | 2019-12-20 | 2019-12-20 | Self-propelled assembly based on motor drive |
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| Publication Number | Publication Date |
|---|---|
| CN113002296A true CN113002296A (en) | 2021-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911330051.XA Pending CN113002296A (en) | 2019-12-20 | 2019-12-20 | Self-propelled assembly based on motor drive |
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| CN (1) | CN113002296A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12253125B2 (en) | 2022-07-29 | 2025-03-18 | Techtronic Cordless Gp | Centrifugal clutch mechanisms |
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|---|---|---|---|---|
| US5862903A (en) * | 1994-12-02 | 1999-01-26 | Itt Automotive Electrical Systems, Inc. | Centrifugal clutch for power door locks |
| CN203423971U (en) * | 2010-07-19 | 2014-02-12 | 布莱克和戴克公司 | Battery-powered lawn mower and removable battery |
| JP2017058001A (en) * | 2015-09-18 | 2017-03-23 | 株式会社クボタ | Agricultural machine |
| CN107791805A (en) * | 2017-11-29 | 2018-03-13 | 常州格力博有限公司 | From Force system of walking about |
| US20180119754A1 (en) * | 2015-05-19 | 2018-05-03 | France Reducteurs | Transmission, and running vehicle equipped with such a transmission |
| CN211335579U (en) * | 2019-12-20 | 2020-08-25 | 宁波领越智能设备有限公司 | Self-propelled assembly based on motor drive |
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2019
- 2019-12-20 CN CN201911330051.XA patent/CN113002296A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5862903A (en) * | 1994-12-02 | 1999-01-26 | Itt Automotive Electrical Systems, Inc. | Centrifugal clutch for power door locks |
| CN203423971U (en) * | 2010-07-19 | 2014-02-12 | 布莱克和戴克公司 | Battery-powered lawn mower and removable battery |
| US20180119754A1 (en) * | 2015-05-19 | 2018-05-03 | France Reducteurs | Transmission, and running vehicle equipped with such a transmission |
| JP2017058001A (en) * | 2015-09-18 | 2017-03-23 | 株式会社クボタ | Agricultural machine |
| CN107791805A (en) * | 2017-11-29 | 2018-03-13 | 常州格力博有限公司 | From Force system of walking about |
| CN211335579U (en) * | 2019-12-20 | 2020-08-25 | 宁波领越智能设备有限公司 | Self-propelled assembly based on motor drive |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12253125B2 (en) | 2022-07-29 | 2025-03-18 | Techtronic Cordless Gp | Centrifugal clutch mechanisms |
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