Patent ID: 7806033
Filing Date: 2010-10-05
Classification: B23D,Y10T

Abstract:
1. A sabre saw blade, in particular for metal applications, with a serration ( 14 ) that has at least one first tooth spacing ( 16 ) and one second tooth spacing ( 18 ), characterized in that in at least a partial region with three successive tooth spacings ( 16 , 18 ), the first and second tooth spacings ( 16 , 18 ) are always disposed in a directly alternating sequence, the serration ( 14 ) has at least two tooth shapes, and at least one tooth is embodied as a roof-shaped tooth ( 20 ) having a first tooth back portion with a first clearance angle and a second tooth back portion with a second clearance angle with said tooth back portions being arranged at an obtuse angle and one behind the other in a cutting movement direction, and at least one tooth is embodied as a standard tooth ( 22 ) with a straight tooth back, arranged alternatingly, wherein the first tooth spacing is between 10% and 30% shorter and the second tooth spacing is between 10% and 30% wider than 1.81 mm.