Title:
An engine moving valve mechanism
Document Type and Number:
Japanese Patent JP6070585
Kind Code:
B2
Abstract:
A valve operating system for an engine is provided. The system includes first and second detent mechanisms for holding a cam element at a first position when the cam element is shifted to one side in camshaft directions, and at a second position when the cam element is shifted to the other side. The detent mechanisms include first and second detent cams and first and second pushing members, respectively. The first detent cam includes first and second grooves and a first top portion. The second detent cam includes third and fourth grooves and a second top portion. The first and second grooves have inclining portions extending from the first top portion toward bottoms thereof, inclining with respect to the camshaft directions, respectively. The third and fourth grooves have inclining portions extending from the second top portion toward bottoms thereof, inclining with respect to the camshaft directions, respectively.
Inventors:
High Akitomo Ki
Toshimasa Kotani
Toshimasa Kotani
Application Number:
JP2014008868A
Publication Date:
February 01, 2017
Filing Date:
January 21, 2014
Export Citation:
Assignee:
Mazda Corporation Inc
International Classes:
F01L13/00; F01L1/04
Domestic Patent References:
| JP2013234601A | ||||
| JP2011524482A |
Foreign References:
| DE102009048621A1 | ||||
| DE102012210922A1 | ||||
| WO2014180561A1 |
Attorney, Agent or Firm:
Maeda patent office
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