JPS63144286U

JPS63144286U -

Info

Publication number: JPS63144286U
Application number: JP3673287U
Authority: JP
Priority date: 1987-03-13
Filing date: 1987-03-13
Publication date: 1988-09-22

Description

[Brief explanation of the drawing]

第１図は本考案機構の一実施例を示す半断面図
、第２図は第１図の―線断面図、第３図は第
１図の―線断面図、第４図ａ，ｂは本考案に
おけるスライドバーの取付け、取り外し方法の説
明図、第５図は本考案における外筒の平面図、第
６図は同じく補充芯ケースの平面図、第７図ａ，
ｂ〜第９図ａ，ｂは同じくスライドバーの各種例
を示す側面図及び正面図である。１……外筒、２……穴、３……スライドバー、
４……補充芯ケース、５……受台、６……スリツ
ト、７……突出部、８……膨出部、９……切り溝
、１０……係止片、１１……弾性体。 Fig. 1 is a half sectional view showing an embodiment of the mechanism of the present invention, Fig. 2 is a sectional view taken along the line - - of Fig. 1, Fig. 3 is a sectional view taken along the line - - of Fig. 1, and Fig. 4 a and b are sectional views taken along the line - An explanatory diagram of the method of attaching and removing the slide bar in the present invention, Fig. 5 is a plan view of the outer cylinder in the present invention, Fig. 6 is a plan view of the refill lead case, Fig. 7a,
b to Fig. 9a and b are side views and front views showing various examples of the slide bar. 1... Outer cylinder, 2... Hole, 3... Slide bar,
4... Replenishment core case, 5... pedestal, 6... slit, 7... protrusion, 8... bulge, 9... cut groove, 10... locking piece, 11... elastic body.

Claims

[Scope of Claim for Utility Model Registration] (1) A hole is provided in a part of the outer cylinder, a slide bar is housed in the hole, and a slit is provided in the replenishment lead case which is repelled by an elastic body and held in a cradle. A sharp pencil knock mechanism is made by providing a protrusion on the inner surface of a slide bar and fitting this protrusion into a slit. (2) A locking piece is provided at the front and rear or either end of the protruding part of the slide bar, and this locking piece is inserted inside the refill lead case, as set forth in claim 1 of the utility model registration claim. Knock mechanism of a mechanical pencil. (3) The knocking mechanism for a sharp pencil according to claim 1, wherein a bulge is provided at the tip of the protruding portion of the slide bar, and a cut groove is provided in the protruding portion. (4) The knock mechanism for a sharp pencil according to claim 1, wherein slits of different widths are provided and a bulge is provided at the tip of the protruding portion of the slide bar.