Title:
FLEXIBLE FLYWHEEL
Document Type and Number:
WIPO Patent Application WO/2021/166685
Kind Code:
A1
Abstract:
A flexible flywheel 10 is equipped with: a shaft fastening part 11 fixed to an end portion of an engine crankshaft; an annular inertia ring 12 provided around the shaft fastening part 11; a plurality of elastic spoke parts 16 that extend in the radial direction between the shaft fastening part 11 and the inertia ring 12 and fasten the shaft fastening part and the inertia ring to each other, and that absorb vibration acting on the crankshaft by undergoing deflection; and weight parts 14 provided between adjacent elastic spoke parts 16. Lateral edge-side boundary ends 44, 45, to which boundary lines 42, 43 with the weight parts 14 are connected, are provided at lateral edges 31, 32 of the elastic spoke parts 16, respectively. When the elastic spoke parts 16 are vibrated, stress concentrates on the lateral edge-side boundary ends 44, 45.
Inventors:
OTA TSUYOSHI (JP)
SATO AKIRA (JP)
SATO AKIRA (JP)
Application Number:
PCT/JP2021/004320
Publication Date:
August 26, 2021
Filing Date:
February 05, 2021
Export Citation:
Assignee:
AISIN TAKAOKA LTD (JP)
International Classes:
F16F15/30
Foreign References:
| JP2016169851A | 2016-09-23 | |||
| JP2000120792A | 2000-04-25 | |||
| JPS4853200A | 1973-07-26 | |||
| DE102011017397A1 | 2011-11-17 | |||
| JP2016156417A | 2016-09-01 | |||
| JP2006242254A | 2006-09-14 |
Attorney, Agent or Firm:
YAMADA, Tsuyoshi (JP)
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