JPH01166589U

JPH01166589U -

Info

Publication number: JPH01166589U
Application number: JP6403288U
Authority: JP
Priority date: 1988-05-17
Filing date: 1988-05-17
Publication date: 1989-11-22

Description

[Brief explanation of drawings]

第１図は側面図、第２図は外観図、第３図は外
観図、第４図は断面図である。２……ヘツド、４……作画面、６……Ｙレール
、Ｐ……筆記具、２２……ストツパーアーム、２
４……下部管体、２６……上部管体、４２，４４
……芯チヤツク。 FIG. 1 is a side view, FIG. 2 is an external view, FIG. 3 is an external view, and FIG. 4 is a sectional view. 2...Head, 4...Drawing surface, 6...Y rail, P...Writing instrument, 22...Stopper arm, 2
4... Lower pipe body, 26... Upper pipe body, 42, 44
... Core check.

Claims

[Scope of utility model registration request]

An upper tubular body 26 having a core guide hole, a lower tubular body 24 that is slidable in the axial direction with respect to the upper tubular body 26 and biased in the projecting direction by a spring force, and a core chuck 42 built in the upper tubular body 26. , 44, and when a force is applied to the core chucks 42, 44 to move them in the upward direction relative to the upper tube body 26, the core chucks 42, 44 grip the core 64 inserted therein, When the force is released, the gripping force is released, and the core chuck 4 is moved by the axial movement of the upper tube 26 relative to the lower tube 24.
An X-Y plotter equipped with a pen holder 8 for detachably holding the upper tube body 26 of a writing instrument P in which the tip of the lead 64 between 2 and 44 protrudes and retreats from the tip of the lower tube body 24. A head for an XY plotter, characterized in that a stopper arm 22 that locks the lower surface of the lower tube body 24 in a fixed position is movable in the head.