Title:
Wet friction material
Document Type and Number:
Japanese Patent JP5913249
Kind Code:
B2
Abstract:
In a wet friction material, a plurality of segment pieces is disposed at both sides of inter-segment grooves. The segment pieces are composed of first segment pieces and second segment pieces. The first segment piece has at least two inner peripheral recesses formed on an inner periphery thereof and at least two outer peripheral recesses formed on an outer periphery thereof. The outer periphery of the first segment piece has a short dimension. The second segment piece has at least two inner peripheral recesses formed on an inner periphery thereof and at least two outer peripheral recesses formed on an outer periphery thereof. The outer periphery of the second segment piece has a long dimension.
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Inventors:
Hiroki Okamura
Application Number:
JP2013213867A
Publication Date:
April 27, 2016
Filing Date:
October 11, 2013
Export Citation:
Assignee:
Aisin Chemical Headquarters Co., Ltd.
International Classes:
F16D69/00; F16D13/62
Domestic Patent References:
| JP2010101402A | ||||
| JP2003090370A | ||||
| JP11141570A | ||||
| JP2010504481A |
Attorney, Agent or Firm:
Vesta international patent office