Patent · US Expired

Gear box

US4583427A · kind A · utility

11Cited by
6References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 22, 1985
Grant dateApr 22, 1986
Priority date
Expiry dateMar 22, 2005

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H3/54
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A planetary gear arrangement including a driven shaft, a planetary gear change connecting the driven shaft with a hub and wherein the planetary gear train has two ratios selected by means of longitudinal movement of the planetary gear train longitudinally of the shaft in order to hold either a sun gear or a ring gear stationary with respect to the planetary gears.

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