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US 11,583,945 B2Granted
Recip blade
AssigneeBlack & Decker Inc.
InventorsMatthew C. Green, Stephen A. Hampton, William B. Korb
Life of this patent
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Abstract
A recip blade has a cutting edge defining a cutting direction and a repeating pattern of cutting teeth. Each repeating pattern includes (i) a leading tooth with respect to the cutting direction that includes a rake face defining a first rake angle that is negative, and (ii) a trailing tooth following the leading tooth with respect to the cutting direction that includes a rake face defining a second rake angle that is less negative than the first rake angle.
Claims14
A reciprocating saw blade comprising:
- a blade body;
- and
- a cutting edge provided along one edge of the blade body and defining a cutting direction, the cutting edge comprising a repeating pattern of cutting teeth, wherein each repeating pattern comprises:
- a leading tooth with respect to the cutting direction, the leading tooth comprising:
- a first tooth tip defining a first tooth height;
- and
- a first rake face defining a first negative rake angle;
- and
- a first trailing tooth following the leading tooth with respect to the cutting direction, the first trailing tooth comprising:
- a second tooth tip defining a second tooth height that is less than the first tooth height;
- and
- a second rake face defining a second rake angle that is greater than the first rake angle and less than or equal to 0°.
9 more elements
Dependencies are inferred from the claim text.