The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 29, 1981
Filed:
Oct. 12, 1979
Applicant:
Inventors:
Peter Hofbauer, Wolfsburg, DE;
Helmut Leptien, Wolfsburg, DE;
Assignee:
Volkswagenwerk Aktiengesellschaft, Wolfsburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B / ; F25B / ;
U.S. Cl.
CPC ...
417364 ; 623231 ; 277 88 ;
Abstract
An internal-combustion engine and a compressor driven by the engine are combined into an integrated structural unit by providing that some of the cylinders of a cylinder block are engine cylinders while some of the cylinders of the same cylinder block are compressor cylinders. Between the engine cylinder group and the compressor cylinder group there is provided a space for receiving a slide ring seal which is mounted on a common crankshaft and which extends between and sealingly engages a collar face rotating with the crankshaft as a unit and a bearing block supporting the crankshaft.