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US 2013/0075121 A1Published application
Impact tool
AssigneeHitachi Koki Co., Ltd.
InventorsMizuho Nakamura, Katsuhiro Oomori
Life of this patent
Estimating the term…
Abstract
An impact tool including: a motor; a housing that accommodates the motor; a hammer rotated by the motor in a rotating direction; an anvil struck by the hammer in the rotating direction; an end tool holding portion connected to the anvil and protruding from a front part of the housing; and a load receiving portion that receives a load of the hammer in a rear direction.
Claims14
An impact tool comprising:
- a motor;
- a housing that accommodates the motor;
- a hammer rotated by the motor in a rotating direction;
- an anvil struck by the hammer in the rotating direction;
- an end tool holding portion connected to the anvil and protruding from a front part of the housing;
- and
- a load receiving portion that receives a load of the hammer in a rear direction.
4 more elements
An impact tool comprising:
- a motor;
- a housing that accommodates the motor;
- an inner cover and a hammer case accommodated in the housing;
- a hammer portion accommodated in a space defined by the inner cover and the hammer case and rotated by the motor in a rotating direction;
- an anvil accommodated in the space defined by the inner cover and the hammer case and struck by the hammer in the rotating direction;
- and
- an end tool holding portion protruding from a front part of the hammer case and connected to the anvil,
- wherein a rear part of the hammer portion, in an axial direction of the hammer portion, is supported so as to freely rotate relative to the inner cover.
5 more elements
An impact tool comprising:
- a motor;
- a housing that accommodates the motor;
- a hammer rotated by the motor in a rotating direction;
- and
- an anvil struck by the hammer in the rotating direction,
- wherein a thrust bearing is provided between a rear part of the hammer and the housing.
3 more elements
An impact tool comprising:
- a motor,
- a hammer rotated by the motor in a rotating direction, and
- an anvil struck by the hammer in the rotating direction,
- wherein the anvil is supported by the hammer so as to rotate freely.
1 more element
Dependencies are inferred from the claim text.