Grasping parts
US6472442B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 14, 2001 |
| Grant date | Oct 29, 2002 |
| Priority date | — |
| Expiry date | Sep 14, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249987
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides a gripping part such as a steering wheel and a grip, having a soft feeling equivalent to a RIM urethane and excellent sweat resistance, without the need of coating, which solves problems involved in RIM urethane steering wheels and grips including low productivity, low recycling property, and the like. That is, a gripping part comprising a foamed product of a thermoplastic elastomer with a 1.1 to 8.0 times expansion ratio, wherein the thermoplastic elastomer is a polyurethane elastomer comprises a specific polymer polyol, a polyisocyanate, and as needed, a chain extending agent reactive with the polyisocyanate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.