Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
WEIGHT ROLLER
Document Type and Number:
WIPO Patent Application WO/2015/141538
Kind Code:
A1
Abstract:
Provided is a weight roller with outstanding fatigue strength. A weight roller (1) is used in a V-belt-type automatic transmission and is provided with a cylindrical roller main body (2) and a cylindrical resin-based slide member (3) disposed so as to cover the outer peripheral surface (20) of the roller main body (2). The roller main body (2) functions as a weight and is formed from a metal such as stainless steel, carbon steel, copper, a copper alloy, aluminum, an aluminum alloy, or a sintered metal. A polyamide resin is used as the base resin of the resin-based slide member (3) and a lubricant such as polytetrafluoroethylene (PTFE) or graphite is added as necessary to improve sliding properties. Moreover, the thickness (T) of the resin-based slide member (3) is set to the range 0.50-1.15 mm.

Inventors:
KIKUCHI HIROYUKI (JP)
WATANABE HIROSHI (JP)
KUMAZAWA KATSUTOSHI (JP)
SHIMURA MASAO (JP)
Application Number:
PCT/JP2015/057163
Publication Date:
September 24, 2015
Filing Date:
March 11, 2015
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
OILES INDUSTRY CO LTD (JP)
International Classes:
F16H9/12
Foreign References:
JP2006177468A2006-07-06
JP2013170598A2013-09-02
JP2001343055A2001-12-14
Attorney, Agent or Firm:
OHZEKI, Mitsuhiro (JP)
Mitsuhiro Ozeki (JP)
Download PDF: