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:
Nov. 05, 1991
Filed:
Dec. 06, 1989
Rainer Stolzer, Ulm, DE;
Hydromatik GmbH, Elchingen, DE;
Abstract
To make possible a small, compact construction of a hydrostatic transmission comprising a housing containing a valve-controlled piston pump, in particular an axial piston pump, which includes a first drive part rotatably driven by a drive shaft and a stationary cylinder block with pistons, and comprising a piston motor, in particular an axial piston motor, connected to the pump by at least one hydraulic line, the motor comprises a non-rotatable second drive part and a rotatable cylinder drum and is integrated in the housing of the pump on the side opposite to the first drive part, and the cylinder drum is fixed non-rotatably on an output shaft and is arranged at least partly in a recess in the cylinder block of the pump.