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:
Nov. 29, 2011
Filed:
Jan. 30, 2008
Franz Moessnang, Landsberg, DE;
Franz Moessnang, Landsberg, DE;
Hilti Aktiengesellschaft, Schaan, LI;
Abstract
An oscillation damper for a hand-held power tool (D) has at least one first spring () and at least one second, additional spring () for axially compressively preloading a damping mass () of the damper against the tool housing, and a user-operated switching element () having a first position in which the damping mass () is axially compressively preloaded against the power tool housing only by the at least one first spring (), and a second position in which the switching means () connects the damping mass () with the at least one second additional spring () so that the damping mass () is axially compressively preloaded against the power tool housing by both the at least one first spring () and the at least one second, additional spring ().