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. 18, 1984
Filed:
Feb. 15, 1983
Ludwig Unrath, Esslingen-Neckarhalde, DE;
Rudolf Hennecke, Remshalden-Buoch, DE;
Delmag-Maschinenfabrik Reinhold Dornfeld GmbH & Co., Esslingen, DE;
Abstract
A vibratory ram for ramming and/or drawing of ramming members, comprises at least two out-of-balance rotors, at least one motor and at least one transmission which drive the two out-of-balance rotors in synchronism in opposite directions, at least two unbalanced masses on each of said out-of-balance rotors, wherein each out-of-balance rotor has a first unbalanced mass disposed on a first shaft and a second unbalanced mass disposed on a second shaft, said first and second shafts being concentric and being rotatable about their common axis, and a phase adjusting device for altering the relative phase of the first and second shafts.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile