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:
Apr. 09, 1991
Filed:
Oct. 13, 1989
Applicant:
Inventors:
Robert Muller, Moensheim, DE;
Gerhard Weller, Maulbronn, DE;
Assignee:
Dr. Ing. h.c.F. Porsche AG, , DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
475 86 ; 475249 ;
Abstract
In order to construct a four wheel drive of a motor vehicle as a compact constructional unit with a low space requirement, the two output shafts of the rotating four wheel locking system are disposed in one another. A cylindrical lock housing encloses the locking system including a planet gear transfer transmission and a disk bundle at a narrow axial and radial distance.