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. 18, 1976
Filed:
Apr. 05, 1974
Applicant:
Inventor:
Anton L Soderqvist, Vallingby, SW;
Assignee:
LKB-Produkter AB, Bromma, SW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65G / ;
U.S. Cl.
CPC ...
214 / ; 180 / ; 214152 ; 310 26 ;
Abstract
The present invention relates to the displacement of a workpiece in a given direction to a good accuracy. According to the invention the friction between the workpiece and a sliding surface on which the workpiece is resting is overcome by a mechanical impulse. Preferably, the mechanical impulse is accomplished by means of an electrical voltage pulse, by mechanical or piezoelectrical means.