Patent · US Expired

Apparatus for controlling a driving force applied to a compressor

US4462491A · kind A · utility

12Cited by
9References
4Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJul 29, 1981
Grant dateJul 31, 1984
Priority date
Expiry dateJul 29, 2001

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16D2500/7109
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

An apparatus for controlling a driving force transmitted from a vehicle engine, via an electromagnetic clutch, to a compressor for a vehicle air conditioning equipment being provided with at least a sensor detecting the revolving rate of the compressor, and a clutch controller for providing a signal to disengage the electromagnetic clutch when the revolving rate of the compressor detected by the sensor is reduced below a prescribed reference revolving rate.

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