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US 2018/0021867 A1Published application
Reciprocating tool
AssigneeMakita Corporation
InventorsYosuke NAOI, Yasushi OGURA
Life of this patent
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Abstract
A reciprocating saw serving as reciprocating tool is equipped with a motor, a drive transmission mechanism that converts rotation of the motor into reciprocating motion, a rod that is connected to the drive transmission mechanism and that engages in reciprocating motion, and an upper roller and a lower roller that are capable of rolling and that have depressed portions that are capable of coming in contact with the rod, wherein the cross-section of the rod has no corners, and the depressed portions of the upper roller and the lower roller have hourglass-like profiles.
Claims9
A reciprocating tool comprising:
- a motor;
- a reciprocating motion conversion mechanism that converts rotation of the motor into reciprocating motion;
- a rod that is connected to the reciprocating motion conversion mechanism and that engages in reciprocating motion;
- and
- a roller that is capable of rolling and that has a contacting portion capable of coming in contact with the rod,
- wherein a cross-section of the rod has no corners;
- and
- the contacting portion of the roller has an hourglass profile.
5 more elements
Dependencies are inferred from the claim text.