Patent · US Expired

Drive for rotary kilns, mills and the like

US4206836A · kind A · utility

1Cited by
6References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 19, 1977
Grant dateJun 10, 1980
Priority date
Expiry dateOct 19, 1997

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF27D2099/0083
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

The apparatus comprises a main drive including a main motor and main gearing disposed between the main motor and the unit being driven; an auxiliary drive including an auxiliary motor and auxiliary gearing disposed between the auxiliary motor and the main gearing; a clutch between the auxiliary gearing and the main gearing; and a centrifugal brake connected to the auxiliary drive. A further centrifugal brake is connected to the main drive.

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