DE112021004569A5 - CRANKSHAFT ARRANGEMENT WITH TARGETED UNBALANCE ON THE TORSIONAL VIBRATION DAMPER - Google Patents

CRANKSHAFT ARRANGEMENT WITH TARGETED UNBALANCE ON THE TORSIONAL VIBRATION DAMPER Download PDF

Info

Publication number
DE112021004569A5
DE112021004569A5 DE112021004569.5T DE112021004569T DE112021004569A5 DE 112021004569 A5 DE112021004569 A5 DE 112021004569A5 DE 112021004569 T DE112021004569 T DE 112021004569T DE 112021004569 A5 DE112021004569 A5 DE 112021004569A5
Authority
DE
Germany
Prior art keywords
vibration damper
torsional vibration
crankshaft arrangement
unbalance
targeted
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.)
Pending
Application number
DE112021004569.5T
Other languages
German (de)
Inventor
Andreas Stuffer
Holger Lietzenmaier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schaeffler Technologies AG and Co KG
Original Assignee
Schaeffler Technologies AG and Co KG
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 Schaeffler Technologies AG and Co KG filed Critical Schaeffler Technologies AG and Co KG
Publication of DE112021004569A5 publication Critical patent/DE112021004569A5/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/14—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers
    • F16F15/1407—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers the rotation being limited with respect to the driving means
    • F16F15/1414—Masses driven by elastic elements
    • F16F15/1435—Elastomeric springs, i.e. made of plastic or rubber
    • F16F15/1442—Elastomeric springs, i.e. made of plastic or rubber with a single mass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2230/00—Purpose; Design features
    • F16F2230/38—Off-centre positioning

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Pulleys (AREA)
  • Motor Power Transmission Devices (AREA)
DE112021004569.5T 2020-08-31 2021-07-14 CRANKSHAFT ARRANGEMENT WITH TARGETED UNBALANCE ON THE TORSIONAL VIBRATION DAMPER Pending DE112021004569A5 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102020122661.6 2020-08-31
DE102020122661.6A DE102020122661B3 (en) 2020-08-31 2020-08-31 Crankshaft arrangement with targeted imbalance on the torsional vibration damper
PCT/DE2021/100619 WO2022042788A1 (en) 2020-08-31 2021-07-14 Crankshaft arrangement comprising a targeted imbalance at the torsional vibration damper

Publications (1)

Publication Number Publication Date
DE112021004569A5 true DE112021004569A5 (en) 2023-06-22

Family

ID=77050741

Family Applications (2)

Application Number Title Priority Date Filing Date
DE102020122661.6A Active DE102020122661B3 (en) 2020-08-31 2020-08-31 Crankshaft arrangement with targeted imbalance on the torsional vibration damper
DE112021004569.5T Pending DE112021004569A5 (en) 2020-08-31 2021-07-14 CRANKSHAFT ARRANGEMENT WITH TARGETED UNBALANCE ON THE TORSIONAL VIBRATION DAMPER

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE102020122661.6A Active DE102020122661B3 (en) 2020-08-31 2020-08-31 Crankshaft arrangement with targeted imbalance on the torsional vibration damper

Country Status (3)

Country Link
CN (1) CN116134240A (en)
DE (2) DE102020122661B3 (en)
WO (1) WO2022042788A1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3825062A1 (en) * 1988-07-23 1990-01-25 Freudenberg Carl Fa Torsional vibration damper
DE4420178B4 (en) 1993-06-16 2006-12-07 Luk Lamellen Und Kupplungsbau Beteiligungs Kg drive Windscreen
DE102007001818A1 (en) 2007-01-12 2008-07-17 Schaeffler Kg Belt pulley rotary speed and/or torque variation reducing device for belt drive of internal combustion engine of motor vehicle, has springs with middle section clamped by dogs, where number of dogs corresponds to number of springs
DE102008053632B3 (en) 2008-10-29 2009-12-24 Geislinger Gmbh Rotary vibration damper for coupling to flange of rotating component, comprises external housing with longitudinal axis, and inner part concentric to longitudinal axis of external housing
DE102010055341A1 (en) * 2010-12-21 2012-06-21 Fev Motorentechnik Gmbh Device for transmission of torque from primary mass to secondary mass of eccentric two-mass flywheel of motor car, has damping element arranged between primary and secondary masses, which are rotatably supported on eccentric ring
JP6682261B2 (en) 2015-12-22 2020-04-15 Nok株式会社 Crank pulley
JP2017155927A (en) 2016-03-05 2017-09-07 ジヤトコ株式会社 Lubrication structure at friction coupling element of automatic transmission

Also Published As

Publication number Publication date
DE102020122661B3 (en) 2022-02-24
WO2022042788A1 (en) 2022-03-03
CN116134240A (en) 2023-05-16

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Legal Events

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R012 Request for examination validly filed