Title:
TRANSMISSION V-BELT
Document Type and Number:
WIPO Patent Application WO/2022/176577
Kind Code:
A1
Abstract:
The present invention relates to a transmission V-belt including a cured product of a first rubber composition, wherein: the first rubber composition comprises a polymer component (A) including an ethylene-α-olefin elastomer, a crosslinking agent (B) including a sulfur-based crosslinking agent, and a staple fiber (C); the staple fiber (C) is oriented in the belt width direction; the rubber hardness (JIS-A) of the cured product is at least 91 degrees; and the breaking elongation of the cured product in the belt longitudinal direction is at least 100%.
Inventors:
HAMAMOTO KOUHEI (JP)
NISHIKAWA NAOKI (JP)
HIROSHIMA TAKANORI (JP)
NISHIKAWA NAOKI (JP)
HIROSHIMA TAKANORI (JP)
Application Number:
PCT/JP2022/003448
Publication Date:
August 25, 2022
Filing Date:
January 28, 2022
Export Citation:
Assignee:
MITSUBOSHI BELTING LTD (JP)
International Classes:
F16G5/06; C08K3/06; C08K5/3445; C08K7/02; C08L23/16; F16G5/20
Domestic Patent References:
| WO2007110974A1 | 2007-10-04 |
Foreign References:
| JPS62100542A | 1987-05-11 | |||
| JP2019194494A | 2019-11-07 | |||
| JP2014209029A | 2014-11-06 | |||
| JP2005069358A | 2005-03-17 | |||
| JP2012241831A | 2012-12-10 | |||
| JP2009052740A | 2009-03-12 | |||
| JP2018141554A | 2018-09-13 | |||
| JP2010230146A | 2010-10-14 | |||
| JP2003014054A | 2003-01-15 | |||
| JP2021022748A | 2021-02-18 | |||
| JP2022005960A |
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
Download PDF: