Patent · US Expired

Planetary gear box with two double eccentrics

US4656891A · kind A · utility

16Cited by
8References
12Claims
0Family size

Inventor

Key dates

Filing dateOct 4, 1985
Grant dateApr 14, 1987
Priority date
Expiry dateOct 4, 2005

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H2001/323
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

In a plant gear box or transmission with two double eccentrics, radial clearance is provided in the bearings of one planet which is greater than that of the other planet for optimum force splitting.

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