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:
May. 23, 1978
Filed:
Feb. 14, 1977
Applicant:
Inventors:
Hans Langhammer, Herzogenaurach, DT;
Hans Loos, Herzogenaurach, DT;
Assignee:
Industriewerk Schaeffler OHG, Herzogenaurach, DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16C / ; B29C / ; B29D / ;
U.S. Cl.
CPC ...
249 60 ; 249122 ; 249160 ; 164346 ;
Abstract
An apparatus for the production of plastic cages for radial roller bearings wherein the two end rings of the cage are joined by a plurality of crossbars distributed over their circumference comprising an injection-molding die with a cylindrical core corresponding to the inner diameter of the cage and an outer die element having radially moveable slides, the said injection-molding die being provided with recesses for the simultaneous production of at least two cages.