WO2023187144A1 - Ensemble d'entraînement pour un véhicule entraîné par une force musculaire, et véhicule comprenant un ensemble d'entraînement de ce type - Google Patents

Ensemble d'entraînement pour un véhicule entraîné par une force musculaire, et véhicule comprenant un ensemble d'entraînement de ce type Download PDF

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Publication number
WO2023187144A1
WO2023187144A1 PCT/EP2023/058434 EP2023058434W WO2023187144A1 WO 2023187144 A1 WO2023187144 A1 WO 2023187144A1 EP 2023058434 W EP2023058434 W EP 2023058434W WO 2023187144 A1 WO2023187144 A1 WO 2023187144A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
drive assembly
drive
pedal crankshaft
housing
Prior art date
Application number
PCT/EP2023/058434
Other languages
German (de)
English (en)
Inventor
Marc Ruhstorfer
Miran Percic
Rüdiger Nierescher
Steffen Kraft
Klaus Kraft
Original Assignee
Zf Friedrichshafen Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zf Friedrichshafen Ag filed Critical Zf Friedrichshafen Ag
Publication of WO2023187144A1 publication Critical patent/WO2023187144A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
    • B62M6/40—Rider propelled cycles with auxiliary electric motor
    • B62M6/55—Rider propelled cycles with auxiliary electric motor power-driven at crank shafts parts

Definitions

  • the invention relates to a drive assembly for a human-powered vehicle and to a vehicle with such a drive assembly.
  • Prior art DE 102015100676 B3 discloses a drive assembly with a manual drive, an electric auxiliary drive, a wave gear and a common output element.
  • the drive unit has a complex structure with a large number of individual components and bearing points.
  • EP 2724926 A1 discloses a central drive unit with a bottom bracket shaft for a manual drive and an auxiliary drive with a motor and a planetary gear downstream of the motor. This drive unit also has a comparatively complex structure with a large number of individual components.
  • DE 102014108611 A1 discloses a bicycle drive device with a drive housing for accommodating a bottom bracket crankshaft, with a tension shaft gear that is arranged within the drive housing and that can be connected to a traction medium carrier in terms of drive technology, a first one-way clutch for coupling the bottom bracket crankshaft to the Traction carrier and a second one-way clutch for coupling the tension shaft gear to the traction carrier.
  • This bicycle driving device also has a complex structure. The assembly is complex.
  • the invention relates to a drive assembly for a vehicle powered by muscle power, comprising the following coaxial units made up of several components connected to the drive assembly: a housing unit with a Housing, a pedal crankshaft unit with a pedal crankshaft, a drive unit with a drive designed as an electric motor, a storage unit for supporting the pedal crankshaft, and an electronics cover unit which axially closes the housing unit, at least two of these units, one of which is the drive unit, having several pre-assembled components include.
  • the pedal crankshaft unit and the bearing unit can be connected to one another in a rotationally fixed manner and form a single shaft which has an axial connection option for a pedal crank at both ends.
  • the drive unit can include at least one drive, for example an electric motor, and electronics for the drive.
  • the pedal crankshaft unit can include at least a gear and an output element.
  • the housing unit can include at least a housing, a ring gear, a bearing and a shaft seal.
  • the storage unit can include at least one bearing and an eccentric.
  • the electronics cover unit has a rib structure for cooling on one of its axial sides.
  • the rib structure can include several ribs.
  • the number of ribs can be two or more.
  • the number of ribs can be between ten and 30, for example between 15 and 25, such as 21.
  • the rib structure can alternatively have ribs running parallel to one another and over the entire side of the electronics cover unit.
  • the ribs can extend over a first end of the electronics cover unit.
  • a rib structure may be provided that provides ribs in any pattern.
  • a rib structure may alternatively have ribs in a general disorder.
  • the rib structure comprises a plurality of radially extending ribs which have a chamfer at their radially outer end.
  • the ribs can be arranged at equal angular distances from one another around the axis of the electronics cover unit.
  • the protruding cross-sectional areas of the ribs can increase as the radial distance to the axis of the electronics cover unit increases.
  • the electronic cover unit can combine features for sealing, storage, heat dissipation and product design.
  • the external surface ie the surface located at the first axial end of the electronics cover unit, can be advantageously designed in order to obtain the largest possible surface, which has a positive influence on convection. This can be achieved by the ribs, the ribs forming the rib structure to increase the surface area.
  • heat conduction to the housing unit can be ensured via the corresponding interface or connection point.
  • connection options via thermal pastes or pads to the electronics of the drive unit can be provided in order to improve heat dissipation.
  • a diaphragm can be provided, which is arranged at an axial end of the drive assembly at an axial distance from the air flow to the outside.
  • the cover is connected to the pedal crankshaft unit in a rotationally fixed manner and has a structure for guiding air to the outside.
  • the cover can be connected to the electronics cover unit in a rotationally fixed manner, for example by means of the rib structure.
  • the outer surface, ie the side of the cover facing away from the housing unit, can offer the possibility of a design in the sense of the product design.
  • a brand-specific design can be provided on the cover, for example by printing.
  • a free space or a structure for air guidance can be formed between the cover and the outer surface of the electronics cover unit, which faces the cover.
  • This structure can correspond to the rib structure already described.
  • a spider can be provided, which is connected to the pedal crankshaft unit and at least partially accommodates the housing unit.
  • the spider has a chainring with a toothing plane which lies in an axial region between bearings of the pedal crankshaft unit, for example the pedal crankshaft, which are axially furthest apart from one another.
  • the chainring can advantageously be positioned axially to introduce the forces into the pedal crankshaft unit, taking into account a chain line that is optimal for the respective vehicle.
  • the toothing plane of the chainring can be pulled up to over the cylindrical outer skin, ie over the housing unit, of the drive assembly using an appropriately designed spider.
  • a lubricant space can be provided, which is designed to receive lubricant and for direct contact of a lubricant located therein with at least one component of the housing unit and the drive unit.
  • the lubricant space can be connected to a rotating component, for example a rotor of the electric motor, in order to enable lubricant circulation in the lubricant space.
  • the lubricant compartment can exclude muscle-powered components of the drive assembly to avoid resistance during muscle-powered operation due to the inertia of the lubricant.
  • the lubricant space is designed at least for direct contact of the lubricant located therein with the housing and the drive designed as an electric motor, for example the rotor of the electric motor.
  • the uniaxial and largely rotationally symmetrical structure can be advantageous in order to achieve lubrication of all necessary units through dynamic distribution of the lubricant, for example oil, during operation by means of a defined lubricant filling, for example an oil filling.
  • a lubricant can at least partially flow around them.
  • the Lubricant movement improves the heat dissipation of the individual components to the housing unit.
  • an advantageous influence on the acoustics can be achieved by damping the vibrations caused by the drive assembly via the fluid.
  • consistent lubricating properties can be achieved over the service life.
  • the invention relates to an electronics cover unit of a drive assembly.
  • the electronic cover unit can have the features described here.
  • the invention relates to a cover of a drive assembly.
  • the aperture can have the features described here, whereby the drive assembly can only be limited to the units and components required to identify the aperture.
  • the invention relates to a spider of a drive assembly.
  • the spider can have the features described here, whereby the drive assembly can only be limited to the units and components required to identify the spider.
  • the invention relates to a lubricant chamber of a drive assembly.
  • the lubricant space can have the features described here, whereby the drive assembly can only be limited to the units and components required to identify the lubricant space.
  • the invention relates to a vehicle, for example a bicycle, with one of the drive assemblies described. It can also have a device for rotating the pedal crankshaft unit of the drive assembly using muscle power and a device for transmitting the force output by the drive assembly to move the vehicle in a direction of travel.
  • a vehicle for example a bicycle
  • a device for rotating the pedal crankshaft unit of the drive assembly using muscle power and a device for transmitting the force output by the drive assembly to move the vehicle in a direction of travel.
  • Embodiments or features described in one aspect of the invention may be combined with embodiments or features described in another aspect of the invention.
  • Figure 1 shows a central longitudinal section through a drive assembly, which can also be referred to as a drive system, for a manually driven vehicle, for example a bicycle.
  • Figure 2 shows the housing unit of the drive assembly from Figure 1.
  • Figure 3 shows the pedal crankshaft unit of the drive assembly from Figure 1.
  • Figure 4 shows the drive unit of the drive assembly from Figure 1.
  • Figure 5 shows the storage unit of the drive assembly from Figure 1.
  • Figure 6 shows a perspective view the electronic cover unit of the drive assembly from Figure 1.
  • Figure 7 shows a side view of the drive assembly from Figure 1 with a cover at the first end of the drive assembly and a spider and chainring at the second end of the drive assembly.
  • Figure 8 shows a perspective view of the drive assembly from Figure 7, in which the cover is axially spaced from the drive assembly and the electronics cover element has the alternative rib structure.
  • Figure 9 shows the central longitudinal section through the drive assembly from Figure 1 with the spider and the chainring.
  • Figure 10 shows the central longitudinal section through the drive assembly from Figure 9 with an alternative design of the spider.
  • Figure 11 shows the central longitudinal section through the drive assembly from Figure 1 with a lubricant space.
  • Figure 1 shows a central longitudinal section through a drive assembly 10, which can also be referred to as a drive system, for a vehicle powered by muscle power, for example a bicycle.
  • the drive assembly 10 has an axial first end 12 and an axial second end 14. It also includes several units from which it is assembled. These units include a housing unit 100 (see also Figure 2), a pedal crankshaft unit 200 (see also Figure 3), a drive unit 300 (see also Figure 4), a storage unit 400 (see also Figure 5) and an electronics cover unit 500 (see also Figure 5). see also Figure 6).
  • the drive assembly 10 can be intended for small electric vehicles, for example bicycles, in particular EPACs (“Electrically Power Assisted Cycle”).
  • Previous drive assemblies usually have a multi-axis structure.
  • EPACs Electrical Power Assisted Cycle
  • Previous drive assemblies usually have a multi-axis structure.
  • an at least two-shell structure was previously necessary. 2 shows the housing unit 100 of the drive assembly 10 from FIG 104 and an axial second end of the housing unit 106 extends. While the outside of the housing 108 essentially has a constant outside diameter, the inside of the housing 110 has inwardly projecting step sections of different inside diameters.
  • FIG. 3 shows the pedal crankshaft unit 200 of the drive assembly 10 from FIG an axial first end of the pedal crankshaft unit 206 and an axial second end of the pedal crankshaft unit 208.
  • the outside of the pedal crankshaft 204 has step sections that project outwards. These step sections serve as stops and axial limitations for a gear 210, which is pushed here from the first end of the pedal crankshaft unit 206 onto the pedal crankshaft 202, and for an output element of the pedal crankshaft unit 212, which here is pushed from the second end of the pedal crankshaft 208 is pushed onto the pedal crankshaft 202.
  • the output element of the pedal crankshaft unit 212 is connected to the transmission 210 via a first freewheel 214.
  • the output element of the pedal crankshaft unit 212 is connected to the pedal crankshaft 202 via a second freewheel 216 and an inner bearing of the pedal crankshaft unit 218.
  • the pedal crankshaft 202 and the output element of the pedal crankshaft unit 212 are connected to one another via a shaft sealing ring of the pedal crankshaft unit 220, which is arranged axially between the inner bearing of the pedal crankshaft unit 218 and the output element of the pedal crankshaft unit 212.
  • the output element of the pedal crankshaft unit 212 includes an outer bearing of the pedal crankshaft unit 220.
  • the drive unit 300 includes a drive sleeve 302 with a radial collar 304 projecting radially outward, as well as an axial first end of the drive unit 306 and an axial second end of the drive unit 308.
  • the drive unit 300 also includes electronics 310 and a drive 312, wherein the Electronics 310 is mounted on the side of the radial collar 304 that corresponds to the first end of the Drive unit 306 faces, and the drive 312 is mounted on the side of the radial collar 304 that faces the second end of the drive unit 308.
  • the drive here is an electric motor that is connected to the matching electronics 310.
  • FIG. 5 shows the storage unit 400 of the drive assembly 10 from FIG an axial first end of the storage unit 406 and an axial second end of the storage unit 408.
  • the outside of the storage element 404 has step sections that project outwards. These step sections serve as stops and axial boundaries for an outer bearing of the storage unit 410, which is pushed here from the first end of the storage unit 406 onto the storage element 402, and for an eccentric 412, which here from the second end of the storage unit 408 is pushed onto the storage element 402.
  • the composite created on the basis of the components mentioned in this paragraph forms the storage unit 400 shown in FIG. 5.
  • FIG. 6 shows a perspective view of the electronics cover unit 500 of the drive assembly 10 from FIG axial first end of the electronics cover unit 504 and an axial second end of the electronics cover unit 506.
  • the electronics cover unit 500 is formed in one piece from the electronics cover element 502 in FIG.
  • the electronics cover element 502 has a rib structure 508, which here has 21 ribs 510 which extend axially at the first end of the electronics cover unit 504.
  • the ribs 510 are arranged at equal angular distances from one another around the axis of the electronics cover unit 500, with their projecting cross-sectional area increasing as the radial distance to the axis of the electronics cover unit 500 increases.
  • the ribs 510 have a chamfer 512 at their radially outer ends.
  • the composite created on the basis of the components mentioned in this paragraph forms the electronic cover unit 500 shown in FIG.
  • the electronic cover unit 500 combines features for sealing, storage, heat dissipation and product design.
  • the external surface ie the surface located at the first axial end of the electronics cover unit 406, can be advantageously designed in order to obtain as large a surface as possible, which has a positive influence on convection.
  • This can be achieved by the ribs 510, wherein the ribs 510 form the rib structure 508 to increase the surface area.
  • heat conduction to the housing unit 100 can be ensured via the corresponding interface or connection point.
  • connection options can be provided to the electronics 310 via thermal pastes or pads in order to improve heat dissipation.
  • FIG. 7 shows a side view of the drive assembly 10 from FIG 700 with integral chainring 702 on the other hand.
  • the panel 600 axially covers the first end of the electronics cover unit 504.
  • the spider 700 and the chainring 702 are pushed from the side of the second end of the pedal crankshaft unit 208 onto the output element of the pedal crankshaft unit 212.
  • the electronics cover element 502 has an alternative rib structure 508, which differs from that in FIG. 6.
  • the electronics cover element 502 can also have the same rib structure 508 as in Figure 6.
  • the outer surface, ie the side of the panel 600 facing away from the housing unit 100, offers the possibility of a design in the sense of the product design. A brand-specific design can be provided on the cover, for example by printing.
  • a free space or a structure for air guidance can be formed between the cover 600 and the outer surface of the electronics cover unit 500, which faces the cover 600.
  • This structure can correspond to the rib structure 508 already described.
  • 8 shows a perspective view of the drive assembly 10 from FIG. 7, in which the cover 600 is axially spaced from the drive assembly 10 and the electronics cover element 502 has the alternative rib structure 508.
  • the alternative rib structure 508 has 14 ribs 510 that run parallel to one another and over the entire side of the electronics cover element 502. Here too, the ribs 510 extend over the first end of the electronics cover unit 504.
  • FIG. 9 shows the central longitudinal section through the drive assembly 10 from Figure 1 with the spider 700 and the chainring 702.
  • the chainring 702 is detachably attached to the spider 700 here.
  • the toothing plane 704 shown with a vertical dash-dotted line lies here beyond the second end of the housing unit 106 and essentially in a plane with the inner bearing of the pedal crankshaft unit 218.
  • the chainring 702 can alternatively be designed as a pulley.
  • Figure 10 shows the central longitudinal section through the drive assembly 10 from Figure 9 with an alternative embodiment of the Spider 700.
  • the Spider 700 here has an axial collar 706 that extends over the housing 102.
  • the axial collar 706 allows the gearing plane 704 to be moved further towards the axial center of the drive assembly 10.
  • the toothing plane 704 lies between the inner bearing of the housing unit 112 and the outer bearing of the pedal crankshaft unit 222, which support the output element of the pedal crankshaft unit 212 on the housing 102.
  • Figure 11 shows the central longitudinal section through the drive assembly 10 from Figure 1 with a lubricant space 800.
  • the lubricant space 800 includes contiguous cavities in the assembled drive assembly 10 and serves to receive and circulate lubricant inside the drive assembly 10.
  • the lubricant space 800 extends through the drive assembly 10 so that it has direct contact with at least parts of the following units of the drive assembly 10 (from the first end of the drive assembly to the second end of the drive assembly): drive unit 300, housing unit 100 and pedal crankshaft unit 200.
  • the lubricant space 800 can extend through the drive assembly 10 in such a way that it has direct contact with at least parts of the following components of the units of the drive assembly 10 (from the first end of the drive assembly to the second end of the drive assembly) : Radial collar 304, drive 312, drive sleeve 302, housing 102, gear 210, ring gear 114, inner bearing of the housing unit 112, shaft sealing ring of the housing unit 116, output element of the pedal crankshaft unit 212, first freewheel 214, second freewheel 216, inner bearing of the pedal crankshaft unit 218, shaft sealing ring the pedal crankshaft unit 220 and pedal crankshaft 202.
  • the electronics cover unit 500 is inserted from the first end of the housing unit 104 and finally the storage unit 400 is inserted into the housing unit 100 from the first end of the housing unit 104.
  • the housing unit 100 and the electronics cover unit 500 thus form a rotation-proof connection.
  • the pedal crankshaft unit 200 and the bearing unit 400 form a rotation-proof connection.
  • the units 200, 400 are rotatably mounted to the units 100, 500 via the inner bearing of the housing unit 112, the outer bearing of the pedal crank unit 222 and the outer bearing of the storage unit 410.
  • the output element of the pedal crankshaft unit 212 is in turn provided by the inner bearing of the housing unit 112, the outer bearing of the pedal crank unit 222, the inner bearing of the Pedal crank unit 218 and the second freewheel 216 are rotatably mounted both to the housing unit 100 and to the pedal crankshaft 202.
  • the drive unit 400 is connected to the housing unit 100 in a rotationally fixed manner via the radial collar 304.
  • the transmission 210 which is in operative connection with the ring gear 114 of the housing unit 100, is connected on the input side to the drive unit 400 and on the output side to the first freewheel 214, which is coupled to the output element of the pedal crankshaft unit 212.
  • the two freewheels 214, 216 are set up in such a way that a transmission of a rotation of the drive unit 300 to the output element of the pedal crankshaft unit 212 is enabled and to the pedal crankshaft 202 is prevented, and that a transmission of a rotation of the pedal crankshaft 202 to the output element of the pedal crankshaft unit 212 enables and prevents the drive unit 300.
  • Reference number 10 drive assembly 12 first end of the drive assembly 14 second end of the drive assembly 100 housing unit 102 housing 104 first end of the housing unit 106 second end of the housing unit 108 outside of the housing 110 inside of the housing 112 inner bearing of the housing unit 114 ring gear 116 shaft seal of the housing unit 200 pedal crankshaft unit 202 pedal crankshaft 2 04 Outside of the pedal crankshaft 206 first end of the pedal crankshaft unit 208 second end of the pedal crankshaft unit 210 gear 212 output element of the pedal crankshaft unit 214 first freewheel 216 second freewheel 218 inner bearing of the pedal crankshaft unit 220 shaft seal of the pedal crankshaft unit 222 outer bearing of the pedal crankshaft unit 300 drive unit 302 drive sleeve se 304 radial collar 306 first end of the drive unit 308 second End of the drive unit 310 electronics 312 drive 400 storage unit 402 storage element 404 outside of the storage element 406 first end of the storage unit 408 second end of the storage unit 410 outer bearing of the storage unit 412 eccentric

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • General Details Of Gearings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Transmission Devices (AREA)

Abstract

L'invention concerne un ensemble d'entraînement (10) pour un véhicule entraîné par la force musculaire, comprenant les unités coaxiales suivantes qui sont reliées pour former l'ensemble d'entraînement (10) et qui sont composées d'une pluralité de composants : une unité de boîtier (100) comprenant un boîtier (102) ; une unité de vilebrequin de pédale (200) comprenant un vilebrequin de pédale (202) ; une unité d'entraînement (300) comprenant un entraînement (312) sous la forme d'un moteur électrique ; une unité de palier (400) pour supporter le vilebrequin de pédale (202) ; et une unité de couvercle électronique (500), qui ferme l'unité de boîtier (100) axialement ; au moins deux desdites unités (100, 200, 300, 400, 500) comprenant une pluralité de composants préassemblés et l'un de ceux-ci étant l'unité d'entraînement (300). L'invention concerne un véhicule qui peut être entraîné par la force musculaire et qui comprend les éléments suivants : l'ensemble d'entraînement (10) ; un dispositif pour faire tourner l'unité de vilebrequin de pédale (200) de l'ensemble d'entraînement (10) par la force musculaire ; et un dispositif pour transmettre la force délivrée par l'ensemble d'entraînement (10), afin de déplacer le véhicule dans une direction de déplacement.
PCT/EP2023/058434 2022-04-01 2023-03-31 Ensemble d'entraînement pour un véhicule entraîné par une force musculaire, et véhicule comprenant un ensemble d'entraînement de ce type WO2023187144A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102022203237.3 2022-04-01
DE102022203237.3A DE102022203237B3 (de) 2022-04-01 2022-04-01 Antriebsbaugruppe für ein mit Muskelkraft angetriebenes Fahrzeug und Fahrzeug mit einer solchen Antriebsbaugruppe

Publications (1)

Publication Number Publication Date
WO2023187144A1 true WO2023187144A1 (fr) 2023-10-05

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PCT/EP2023/058434 WO2023187144A1 (fr) 2022-04-01 2023-03-31 Ensemble d'entraînement pour un véhicule entraîné par une force musculaire, et véhicule comprenant un ensemble d'entraînement de ce type

Country Status (3)

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DE (1) DE102022203237B3 (fr)
TW (1) TW202400464A (fr)
WO (1) WO2023187144A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023200995B3 (de) 2023-02-08 2024-06-20 Zf Friedrichshafen Ag Wellgetriebe für einen Antriebsstrang eines wenigstens teilweise elektrisch angetriebenen Fahrrades

Citations (11)

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Publication number Priority date Publication date Assignee Title
DE102009014247A1 (de) * 2009-03-20 2010-09-23 Schaeffler Technologies Gmbh & Co. Kg Antriebssystem für ein motorisch unterstütztes Fahrrad
CN102069889A (zh) * 2009-11-24 2011-05-25 王乐琳 机电一体合成动力自行车驱动机
JP4830485B2 (ja) * 2005-12-27 2011-12-07 パナソニック株式会社 モーターユニットおよびそれを用いた電動自転車
EP2724926A1 (fr) 2012-10-26 2014-04-30 J.D Components Co., Ltd. Mécanisme de sortie de puissance d'axe central
DE102014108611A1 (de) 2013-06-18 2014-12-18 Ovalo Gmbh Fahrradantriebsvorrichtung
WO2016067200A1 (fr) * 2014-10-31 2016-05-06 Piaggio & C. S.P.A. Unité de propulsion pour un vélo à assistance électrique, et vélo à assistance électrique associé
DE102015100676B3 (de) 2015-01-19 2016-06-09 Unicorn Energy GmbH Antriebsbaugruppe für ein manuell angetriebenes Fahrzeug mit einem elektrischen Hilfsantrieb, Verfahren zum Regeln einer solchen Antriebsbaugruppe und Verwendung, Verfahren zum Regeln eines Fahrzeuges und Fahrzeug
DE202014010823U1 (de) * 2013-03-20 2016-10-13 Tq-Systems Gmbh Harmonisches-Pinring-Getriebe
DE102016122845A1 (de) * 2016-11-28 2018-05-30 Tq-Systems Gmbh Harmonisches Pinring-Getriebe, Drehmomentmessvorrichtung und Freilaufanordnung
JP2019183967A (ja) * 2018-04-10 2019-10-24 株式会社シマノ 人力駆動車の回転装置
DE102020203712B3 (de) * 2020-03-23 2021-07-01 Zf Friedrichshafen Ag Antriebseinheit

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4830485B2 (ja) * 2005-12-27 2011-12-07 パナソニック株式会社 モーターユニットおよびそれを用いた電動自転車
DE102009014247A1 (de) * 2009-03-20 2010-09-23 Schaeffler Technologies Gmbh & Co. Kg Antriebssystem für ein motorisch unterstütztes Fahrrad
CN102069889A (zh) * 2009-11-24 2011-05-25 王乐琳 机电一体合成动力自行车驱动机
EP2724926A1 (fr) 2012-10-26 2014-04-30 J.D Components Co., Ltd. Mécanisme de sortie de puissance d'axe central
DE202014010823U1 (de) * 2013-03-20 2016-10-13 Tq-Systems Gmbh Harmonisches-Pinring-Getriebe
DE102014108611A1 (de) 2013-06-18 2014-12-18 Ovalo Gmbh Fahrradantriebsvorrichtung
WO2016067200A1 (fr) * 2014-10-31 2016-05-06 Piaggio & C. S.P.A. Unité de propulsion pour un vélo à assistance électrique, et vélo à assistance électrique associé
DE102015100676B3 (de) 2015-01-19 2016-06-09 Unicorn Energy GmbH Antriebsbaugruppe für ein manuell angetriebenes Fahrzeug mit einem elektrischen Hilfsantrieb, Verfahren zum Regeln einer solchen Antriebsbaugruppe und Verwendung, Verfahren zum Regeln eines Fahrzeuges und Fahrzeug
DE102016122845A1 (de) * 2016-11-28 2018-05-30 Tq-Systems Gmbh Harmonisches Pinring-Getriebe, Drehmomentmessvorrichtung und Freilaufanordnung
JP2019183967A (ja) * 2018-04-10 2019-10-24 株式会社シマノ 人力駆動車の回転装置
DE102020203712B3 (de) * 2020-03-23 2021-07-01 Zf Friedrichshafen Ag Antriebseinheit

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TW202400464A (zh) 2024-01-01

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