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US 7,681,661 B2Granted
Electric power tool
AssigneeHitachi Koki Co., Ltd.
InventorsMasato Sakai, Satoru Matsuno, Masanori Watanabe, Chikai Yoshimizu
Life of this patent
Estimating the term…
Abstract
A cover which covers outer peripheries of fastening screws are disposed on an outer periphery of a hammer case. A stopper which detachably positions and fixes the cover to the outer periphery of the hammer case is disposed.
Claims16
A power tool, comprising:
- a motor as a driving force;
- and
- a housing holding the motor:
- a tool bit holder provided on the front end of the housing;
- a handle section extending below from the housing;
- a battery being attached to one end of the handle section, said battery having a front surface facing toward the tool bit holder and extending substantially perpendicular to the tool bit holder, and a side surface disposed on the side of the front surface and extending substantially parallel to the tool bit holder;
- an operation section provided on the side surface of the battery to attach and detach the battery to and from the handle section;
- a hook portion comprising a holding portion formed by the housing and having a through hole, and an engagement member, an end of said engagement member being inserted in the through hole,
- wherein the engagement member and the through hole include angle adjustment members to fix the engagement member at a first position adjacent to a skirt portion of the housing which houses a part of the battery, and the engagement member is provided at a periphery of the operation section, so that the engagement member does not obstruct an operation of the operation section of the battery,
- wherein said hook portion is formed above a backside of said battery and said operation section is formed on a side of said battery that faces a direction that is substantially perpendicular to said backside,
- wherein the power tool further comprises a strap portion, said strap portion being disposed below the holding portion, and
- wherein a center axis of the strap portion is positioned below a center axis of the through hole.
9 more elements
A power tool, comprising:
- a housing;
- a handle section extending below from the housing;
- a battery being attached to one end of the handle section, said battery having a front surface facing toward a tool bit holder and extending substantially perpendicular to the tool bit holder, and a side surface disposed on the side of the front surface and extending substantially parallel to the tool bit holder;
- an operation section provided on the side surface of the battery to attach and detach the battery to and from the handle section;
- and
- a hook portion formed above a backside of said battery, the hook portion including a holding portion having a through hole;
- wherein said operation section is formed on a side of said battery that faces a direction that is substantially perpendicular to said backside of said battery,
- wherein the power tool further comprises a strap portion, said strap portion being disposed below the holding portion, and
- wherein a center axis of the strap portion is positioned below a center axis of the through hole.
6 more elements
Dependencies are inferred from the claim text.