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:
May. 21, 2002
Filed:
Dec. 09, 1999
Carl Johan Erik Wallgren, Stockholm, SE;
Henrik Glader, Vällingby, SE;
Atlas Copco Tools AB, Nacka, SE;
Abstract
A power tool system comprises a portable power tool ( ), an operation control device ( ) including an integrated memory ( ) for storing power tool operation data, and an auxiliary memory module ( ) normally containing the same power tool operation data as the integrated memory ( ) easily connectable and disconnectable in relation to the control the operation control device ( ), wherein the auxiliary memory module ( ) serves as a removable back-up memory intended to carry operation data from one operation control device to another, notwithstanding the control device being integrated part of a battery powered tool or a separate unit at a main powered tool.