Patent · US Expired

Variable-delivery vane-type rotary compressor

US4859154A · kind A · utility

10Cited by
9References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 5, 1987
Grant dateAug 22, 1989
Priority date
Expiry dateAug 5, 2007

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04C28/14
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A variable-delivery vane-type rotary compressor includes means for controlling discharge by-passed from an actuating chamber and an inhalator chamber by changing area of opening provided between a front plate and a cam ring. The means can control discharge by rotation of a disc having at least one by-pass opening. The disc can rotate in accordance with signals produced from at least one sensor.

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