Invention Grant
- Patent Title: Belt-type continuous stepless speed changer
- Patent Title (中): 皮带式连续无级变速器
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Application No.: US12644578Application Date: 2009-12-22
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Publication No.: US08696499B2Publication Date: 2014-04-15
- Inventor: Yousuke Ishida , Masaru Oosuga
- Applicant: Yousuke Ishida , Masaru Oosuga
- Applicant Address: JP Shizuoka
- Assignee: Yamaha Hatsudoki Kabushiki Kaisha
- Current Assignee: Yamaha Hatsudoki Kabushiki Kaisha
- Current Assignee Address: JP Shizuoka
- Agency: Keating & Bennett, LLP
- Priority: JP2003-054219 20030228; JP2003-369016 20031029
- Main IPC: F16H55/56
- IPC: F16H55/56

Abstract:
A belt-type continuously variable transmission includes a primary sheave including a pair of first clamp surfaces, a secondary sheave including a pair of second clamp surfaces, and a belt endlessly wound between both of the primary and secondary sheaves. The belt includes contact surfaces clamped between the first clamp surfaces and between the second clamp surfaces. Powder having infusibility as a friction enhancing material is held on at least one of the first clamp surfaces of the primary sheave, the second clamp surfaces of the secondary sheave, and the contact surfaces of the belt.
Public/Granted literature
- US20100099522A1 BELT-TYPE CONTINUOUS STEPLESS SPEED CHANGER Public/Granted day:2010-04-22
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