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:
Jan. 20, 1987
Filed:
Oct. 04, 1985
Applicant:
Inventor:
Jurgen Vollmer, Lohmar, DE;
Assignee:
Jean Walterscheid GmbH, Lohmar/Rhld., DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16B / ;
U.S. Cl.
CPC ...
403379 ; 403377 ; 403375 ; 403316 ; 403 11 ; 411479 ; 172753 ;
Abstract
A coupling device for enabling a coupling hook to be attached with a coupling pin of a heavy agricultural implement, wherein transverse bores extend through the coupling pin and through a slip-on sleeve and a catch ball on the coupling pin with an axial securement pin extending through the aligned transverse bores, the axial securement pin having its opposite ends extending into an annular groove formed on the inner side of the catch ball aligned with the transverse bore formed therein.
Vollmer, Jurgen. (1987). Coupling device for agricultural implements (U.S. Patent No. 4637751). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4637751
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile