Saw blade and saw having an oscillatory drive
A saw comprising an oscillatory drive for oscillatingly driving a drive shaft about its longitudinal axis is disclosed. The saw comprises a saw blade being driven oscillatingly by the drive shaft and further comprises a mounting section comprising a mounting opening for engaging the drive shaft of the oscillatory drive positively or non-positively. The working section has a cutting edge comprising a series of cutting teeth, wherein at least the cutting edge is made of bimetal. Also preferably there is provided on both sides of the saw blade adjoining the cutting edge a coating comprising diamond grinding particles.
1 . A saw comprising:
an oscillatory drive for oscillatingly driving a drive shaft about a longitudinal axis;
a saw blade being driven oscillatingly by said drive shaft about said longitudinal axis, said saw blade comprising:
a mounting section having a mounting opening for engaging said drive shaft of said oscillatory drive;
a working section having two opposing surfaces and a cutting edge;
wherein said cutting edge comprises a plurality of cutting teeth and is made of bimetal; and
wherein said working section on at least one of said two opposing surfaces comprises a coating comprising a grinding material.
2 . The saw of claim 1 , wherein said working section on both opposing surfaces thereof comprises a coating comprising a grinding material.
3 . The saw of claim 1 , wherein said grinding material comprises diamond grinding particles.
4 . The saw of claim 1 , wherein said material comprises hard metal grinding particles.
5 . The saw of claim 1 , wherein said coating is located adjoining said cutting edge.
6 . The saw of claim 1 , wherein said cutting edge comprises a set of teeth.
7 . The saw of claim 6 , wherein said cutting edge comprises a wave set of teeth.
8 . The saw of claim 1 , wherein said saw blade is configured longitudinally comprising a first end and a second end, said mounting section extending from said first end toward said working section and said second end.
9 . The saw of claim 1 , wherein said working section of said saw blade comprises an arcuate cutting edge defining a center being located in a center of said mounting opening.
10 . A saw comprising:
an oscillatory drive for oscillatingly driving a drive shaft about a longitudinal axis;
a saw blade being driven oscillatingly by said drive shaft about said longitudinal axis; said saw blade comprising:
a mounting section having a mounting opening for engaging said drive shaft of said oscillatory drive;
a working section having two opposing surfaces and a cutting edge;
wherein said cutting edge comprises a plurality of cutting teeth and is made of bimetal.
11 . A saw blade for a saw having a oscillatory drive for oscillatingly driving a drive shaft about a longitudinal axis;
said saw blade comprising:
a mounting section having a mounting opening for engaging said drive shaft of said oscillatory drive;
a working section having two opposing surfaces and a cutting edge;
wherein said cutting edge comprises a plurality of cutting teeth and is made of bimetal; and
wherein said working section on at least one of said two opposing surfaces comprises a coating comprising a grinding material.
12 . The saw blade of claim 11 , wherein said working section on both opposing surfaces thereof comprises a coating comprising a grinding material.
13 . The saw blade of claim 11 , wherein said grinding material comprises diamond grinding particles.
14 . The saw blade of claim 11 , wherein said material comprises hard metal grinding particles.
15 . The saw blade of claim 11 , wherein said coating is located adjoining said cutting edge.
16 . The saw blade of claim 11 , wherein said cutting edge comprises a set of teeth.
17 . The saw blade of claim 16 , wherein said cutting edge comprises a wave set of teeth.
18 . The saw blade of claim 11 , wherein said saw blade is configured longitudinally comprising a first end and a second end, said mounting section extending from said first end toward said working section and said second end.
19 . The saw blade of claim 11 , wherein said working section of said saw blade comprises an arcuate cutting edge defining a center being located in a center of said mounting opening.
20 . The saw blade of claim 12 , wherein said mounting section comprises two oblong mounting holes running out into an outer edge of said mounting section.