Patent · US Expired

Device with ultrasound adapter

US6731047B2 · kind B2 · utility

368Cited by

8References

13Claims

0Family size

Assignee

Hilti Aktiengesellschaft · LI

Inventors

Adrian Kauf · Schallstadt, DE
Stefan Tichy · Littlehampton, AU
Walter Littmann · Aerzen, DE
Jorg Wallaschek · Paderborn, DE

Key dates

Filing date	May 17, 2001
Grant date	May 4, 2004
Priority date	—
Expiry date	May 17, 2021

Classification

Technology area (CPC G)Physics
CPC primaryG10K11/02
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A device for operating a tool has an ultrasound adapter with an capacitive electro-acoustic transducer (4) connected to an electrical ultrasonic frequency generator (8) for producing ultrasonic wave for a tool (2) driven by the device, wherein the capacitive electro-acoustic transducer (4) is connected with a secondary winding (5) and the ultrasonic frequency generator (8) is connected with a primary winding (7) of a transformer (6).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.