Spiral rotation displacement machine with parallel motion devices ensuring relative torsional rigidity

US4371323A · kind A · utility

Assignee

• Leybold-Heraeus GmbH · DE

Inventors

• Berthold Fischer · Lechenich, DE
• Hans-Peter Kabelitz · Cologne, DE
• Andreas Schmitz · Glückstadt, DE

Key dates

• Filing date: Jun 30, 1980
• Grant date: Feb 1, 1983
• Expiry date: Jun 30, 2000

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F01C17/00
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

A displacement machine operating according to the spiral principle has at least one parallel motion guide device provided to ensure a torsionally rigid relative movement of two displacement elements.