Title:
HELICAL TOOTH BELT AND BELT TRANSMISSION
Document Type and Number:
WIPO Patent Application WO/2019/194057
Kind Code:
A1
Abstract:
Provided is a helical tooth belt (30) having a back portion (31), core wires (33) arranged and embedded in the belt width direction, and a plurality of teeth (32) provided at a predetermined interval along the belt longitudinal direction on one surface of the back portion (31), each tooth being inclined in the belt width direction, wherein the surface of the teeth (32) and a part of one surface of the back portion (31) are configured of a tooth cloth, the tooth pitch P of the tooth (32) is 1.5 mm or more and less than 2.0 mm, the thickness of the back portion (31) is 0.4 mm or more and 1.2 mm or less, the core wire (33) is a twisted cord including high-strength glass fiber or carbon fiber, and the ratio of the total value of the distance d between the core wire (33) and the core wire (33) adjacent in the belt width direction to the belt width W is in the range of 20% to 60%.
Inventors:
NOBORIKAWA YOSHIHITO (JP)
YOSHIDA MASAKUNI (JP)
YOSHIDA MASAKUNI (JP)
Application Number:
PCT/JP2019/013477
Publication Date:
October 10, 2019
Filing Date:
March 27, 2019
Export Citation:
Assignee:
MITSUBOSHI BELTING LTD (JP)
International Classes:
D03D1/00; F16G1/28; D03D15/00; F16H7/02
Domestic Patent References:
| WO2014091672A1 | 2014-06-19 | |||
| WO2014024377A1 | 2014-02-13 |
Foreign References:
| JP2017180825A | 2017-10-05 | |||
| JP2009257344A | 2009-11-05 | |||
| JP2010096229A | 2010-04-30 | |||
| JP2004308702A | 2004-11-04 | |||
| JP2018073961A | 2018-05-10 | |||
| JP2019057682A | 2019-04-11 |
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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