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:
Feb. 08, 1983
Filed:
Feb. 28, 1980
Volkswagenwerk AG, Wolfsburg, DE;
Abstract
A drive aggregate for a heat pump includes a cylinder block defining cavities for forming at least one cylinder of an internal combustion engine and at least one cylinder of a compressor driven by the engine; a common crankshaft passing through the cylinder block for serving both the engine and the compressor; and a plurality of bearings mounted in the cylinder block and supporting the crankshaft. The cavities all have the same height dimension. There is further provided a valve plate sealingly secured in each cavity which forms a compressor cylinder. The valve plate which defines an end of the compressor cylinder formed by the respective cavity, is recessed with respect to the height of the cavity in which it is situated.