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:
Sep. 20, 1977
Filed:
May. 31, 1974
Applicant:
Inventor:
Petrus Wilhelmus Zweegers, Geldrop, NL;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01D / ;
U.S. Cl.
CPC ...
56 136 ; 56 159 ; 56192 ; 172311 ; 2804 / ;
Abstract
An agricultural implement having a transversely extending horizontal frame beam which is composed of pivoted sections. The pivots are located at a substantial spacing under the frame beam sections and connected to the frame beam sections by arms which extend obliquely downwards from the ends of the frame beam sections. The sections may be lifted by hydraulic rams. If the implement is mounted at the front of a tractor via a three point linkage, the lower links of said linkage are slidingly extensible.
Quick Actions:
Zweegers, Petrus. (1977). Agricultural implements (U.S. Patent No. 4048790). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4048790
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile