Gas spring with extension force controlled as a function of temperature

US4513953A · kind A · utility

Assignee

• Gas Spring Company, Division of Fichtel & Sachs Industries, Inc. · US

Inventors

• Werner Molders · Plaidt, DE
• Rolf Langanke · Boppard, DE
• Egon Sentinger · Koblenz, DE
• Hermann Reuschenbach · Koblenzer Straße, DE

Key dates

• Filing date: Apr 14, 1983
• Grant date: Apr 30, 1985
• Expiry date: Apr 14, 2003

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S248/901
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

In the illustrative embodiments of the invention disclosed, the extension rce of a gas spring is controlled as a function of temperature by varying the volume of the working chamber entered by the piston rod, and thus the gas pressure within the working chamber, as a function of temperature.