US 11,993,097 B2
Mechanical pencil
Yusuke Sanada, Tokyo-to (JP); Nobukazu Seri, Tokyo-to (JP); Yuji Kawarazaki, Tokyo-to (JP); Takumi Kajiwara, Tokyo-to (JP); and Tomoharu Oonishi, Tokyo-to (JP)
Assigned to KABUSHIKI KAISHA PILOT CORPORATION, Tokyo-To (JP)
Appl. No. 17/620,963
Filed by KABUSHIKI KAISHA PILOT CORPORATION, Tokyo-to (JP)
PCT Filed Jun. 17, 2020, PCT No. PCT/JP2020/023862
§ 371(c)(1), (2) Date Dec. 20, 2021,
PCT Pub. No. WO2020/256037, PCT Pub. Date Dec. 24, 2020.
Claims priority of application No. 2019-114920 (JP), filed on Jun. 20, 2019; and application No. 2019-114924 (JP), filed on Jun. 20, 2019.
Prior Publication US 2022/0410614 A1, Dec. 29, 2022
Int. Cl. B43K 21/16 (2006.01); B43K 21/00 (2006.01)
CPC B43K 21/16 (2013.01) [B43K 21/003 (2013.01); B43K 21/006 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A mechanical pencil comprising:
a shaft tube;
a ferrule unit supported by the shaft tube;
a lead holding unit having a chuck configured to relatively move with respect to the ferrule unit to eject lead held by the lead holding unit; and
an indication body provided movably in an axial direction and delimiting from rearward a lead storage space formed rearward the chuck in the shaft tube,
wherein:
the indication body located at least at a predetermined position is viewable from outside the shaft tube; and
the indication body has an indication body part extending in the axial direction, and a flange part protruding from the indication body part in a direction non-parallel to the axial direction.