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:
Jun. 10, 2008
Filed:
Mar. 21, 2006
Michael Steffen, Stockdorf, DE;
Michael Steffen, Stockdorf, DE;
Wacker Construction Equipment AG, Munich, DE;
Abstract
The invention relates to a frequency converter for an immersion vibrator, comprising a mobile converter housing, and a converter circuit disposed in said converter housing and adapted to convert an electrical supply voltage to a special voltage. The converter is further provided with a feed line that is mechanically linked with the converter housing and electrically connected to the converter circuit. At the end of said feed line facing away from the converter housing a plug part is disposed. The converter circuit feeds a connector with the special voltage, a plug part of the immersion vibrator being insertable into said connector. A method of operating the immersion vibrator is also disclosed.