Cleaning member for cleaning the interior of heat exchanger tubes

US4406031A · kind A · utility

Assignee

• Taprogge Gesellschaft mbH · DE

Inventors

• Klaus Eimer · Ratingen, DE
• Felix Kraker · Duisburg, DE
• Hans-Werner Schildmann · Heiligenhaus, DE
• Gunther Schmitz · Odenthal, DE
• Hans Sonnenschein

Key dates

• Filing date: Jun 9, 1981
• Grant date: Sep 27, 1983
• Expiry date: Jun 9, 2001

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F28G1/12
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Cleaning member for cleaning the interior of heat exchanger tubes by rotating, including a sponge rubber element being adapted to suit the diameter of the heat exchanger tube, and abrasive elements connected to the sponge rubber body, the abrasive elements being in the form of bristles each having a bristle shaft, and a bristle base molded into the sponge rubber ball anchoring the bristles.