Patent · US Expired

Groove structure of wet-type friction engaging element

US5660259A · kind A · utility

9Cited by
2References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 26, 1996
Grant dateAug 26, 1997
Priority date
Expiry dateJan 26, 2016

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16D2069/004
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A groove structure for a wet-type friction engaging element has an approximately U-shaped cross-sectional form in which both corners of a bottom surface are deeper than an intermediate section.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.