US 12,434,363 B2
Driver
Shinichiro Sato, Ibaraki (JP); Takashi Ueda, Ibaraki (JP); Yutaka Ito, Ibaraki (JP); Jyun Enta, Ibaraki (JP); Toshinori Yasutomi, Ibaraki (JP); Yoshiichi Komazaki, Ibaraki (JP); and Kenji Kobori, Ibaraki (JP)
Assigned to KOKI HOLDINGS CO., LTD., Tokyo (JP)
Filed by KOKI HOLDINGS CO., LTD., Tokyo (JP)
Filed on Feb. 23, 2023, as Appl. No. 18/113,270.
Application 18/113,270 is a continuation of application No. 17/073,033, filed on Oct. 16, 2020, granted, now 11,590,638.
Application 17/073,033 is a continuation of application No. 15/580,638, granted, now 10,843,317, issued on Nov. 24, 2020, previously published as PCT/JP2016/066417, filed on Jun. 2, 2016.
Claims priority of application No. 2015-117586 (JP), filed on Jun. 10, 2015; application No. 2015-193919 (JP), filed on Sep. 30, 2015; and application No. 2016-072920 (JP), filed on Mar. 31, 2016.
Prior Publication US 2023/0211483 A1, Jul. 6, 2023
Int. Cl. B25C 1/00 (2006.01); B25C 1/04 (2006.01); B25C 1/06 (2006.01); B25C 7/00 (2006.01)
CPC B25C 1/008 (2013.01) [B25C 1/047 (2013.01); B25C 1/06 (2013.01); B25C 7/00 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A driver comprising:
an ejection part to which a fastener is supplied;
an impactor movable in a first direction to drive the fastener;
a motor;
a drive shaft coupled with the motor; and
a rotary component coupled with the drive shaft, the rotary component, when driven by the motor, rotating to move the impactor in a second direction opposite the first direction,
wherein the impactor includes an impactor body part extending in the first direction, and a first engaging member provided on a first side of the impactor body part,
wherein the rotary component is arranged on the first side of the impactor, and includes a second engaging member configured to engage with the first engaging member,
wherein the impactor further includes:
a third engaging member provided on a second side of the impactor body part, the second side being opposite to the first side, and configured to engage with a fourth engaging member provided on the ejection part; and
wherein the first engaging member and the third engaging member protrude from the impactor body part in opposite directions to each other, and the impactor body part is located between the second engaging member and the fourth engaging member,
wherein the second engaging member, the first engaging member, the impactor body, the third engaging member, and the fourth engaging member are linearly arranged in that order along a direction intersecting the first and second directions,
wherein the rotary component further includes a body part supporting the second engaging member,
wherein the body part includes first and second supporting parts spaced apart in an axial direction of the drive shaft,
wherein the second engaging member includes pins supported by the first supporting part and the second supporting part, and the pins being configured to engage with the first engaging member, and
wherein the first engaging member are positioned between the first and second supporting parts in the axial direction.