Title:
VALVE TIMING ADJUSTMENT DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/054464
Kind Code:
A1
Abstract:
This valve timing adjustment device (100, 100a) comprises: a driving rotating body (10) that rotates in conjunction with a crankshaft (210); a driven rotating body (30) that rotates in conjunction with a camshaft (220); a deceleration mechanism (70) that has internal gear parts (24, 35) having internal teeth (24t, 35t) and external gear parts (52, 54) having external teeth (52t, 54t) engaged with the internal teeth, and changes a relative rotational phase of the driving rotating body and the driven rotating body via the driving force of an actuator; and filter parts (82, 82b, 82c) that can capture foreign matter contained in a lubricating fluid supplied into the deceleration mechanism, wherein an axially penetrating supply hole (37) for supplying the lubricating fluid supplied through the camshaft into the deceleration mechanism is formed in the driven rotating body, and the filter parts have a plurality of axially penetrating holes connected to the supply hole and arranged and formed in a flow path of the lubricating fluid.
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Inventors:
KAMIYA TAKAHITO (JP)
Application Number:
PCT/JP2019/034215
Publication Date:
March 19, 2020
Filing Date:
August 30, 2019
Export Citation:
Assignee:
DENSO CORP (JP)
International Classes:
F01L1/352; F16H57/04
Foreign References:
| JP2011111971A | 2011-06-09 | |||
| JPS6012756U | 1985-01-28 | |||
| JP2016017482A | 2016-02-01 | |||
| JP2013072545A | 2013-04-22 |
Attorney, Agent or Firm:
TOKKYO GYOMUHOJIN MEISEI INTERNATIONAL PATENT FIRM (JP)
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