The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 11, 2017
Filed:
Jul. 29, 2010
Tomomasa Nishikawa, Ibaraki, JP;
Nobuhiro Takano, Ibaraki, JP;
Hideyuki Tanimoto, Ibaraki, JP;
Kazutaka Iwata, Ibaraki, JP;
Hironori Mashiko, Ibaraki, JP;
Hayato Yamaguchi, Ibaraki, JP;
Atsushi Nakagawa, Ibaraki, JP;
Katsuhiro Oomori, Ibaraki, JP;
Mizuho Nakamura, Ibaraki, JP;
Hiroki Uchida, Ibaraki, JP;
Saroma Nakano, Ibaraki, JP;
Chikai Yoshimizu, Ibaraki, JP;
Tomomasa Nishikawa, Ibaraki, JP;
Nobuhiro Takano, Ibaraki, JP;
Hideyuki Tanimoto, Ibaraki, JP;
Kazutaka Iwata, Ibaraki, JP;
Hironori Mashiko, Ibaraki, JP;
Hayato Yamaguchi, Ibaraki, JP;
Atsushi Nakagawa, Ibaraki, JP;
Katsuhiro Oomori, Ibaraki, JP;
Mizuho Nakamura, Ibaraki, JP;
Hiroki Uchida, Ibaraki, JP;
Saroma Nakano, Ibaraki, JP;
Chikai Yoshimizu, Ibaraki, JP;
HITACHI KOKI CO., LTD., Tokyo, JP;
Abstract
According to an aspect of the present invention, there is provided an impact tool including: a motor; a hammer connected to an output portion of the motor; and an anvil to be struck by the hammer in a rotation direction and having a rotary shaft, the hammer striking the anvil in the rotation direction by driving the motor in pulses, wherein the anvil is provided in front of the hammer, wherein the hammer is driven in pulses by the motor, and wherein a rotation angle of the hammer is substantially proportional to a rotation angle of the motor.