Patent ID: 9140533
Filing Date: 2015-09-22
Classification: G01B

Abstract:
1. A measuring device for the precise determination of a length of at least one elongate profile between two mutually opposed measuring arms, and with the two mutually opposed measuring arms and a measuring stamp are movable by means of a linear guide within one of the measuring arms, wherein the at least one elongate profile is capable of being positioned for abutment with one end on the measuring stamp, characterized in that the linear guide has a guide channel formed in a guiding direction and a guide element with an outer wall which is movable in a reciprocating manner in the guide channel along the guiding direction, and the guide element has a first guide length and a first guide width and forms a first width/length ratio, and protrusions and/or indentations are provided on the outer wall in a cross-section at a right angle to the guiding direction and the protrusions and/or indentations are aligned in the guiding direction and the protrusions and/or indentations are each provided with one further guide length and one further guide width and with one further width/length ratio, and the further width/length ratios are smaller than the first width/length ratio.