JPH0336919U

JPH0336919U -

Info

Publication number: JPH0336919U
Application number: JP9834789U
Authority: JP
Priority date: 1989-08-23
Filing date: 1989-08-23
Publication date: 1991-04-10

Description

[Brief explanation of drawings]

第１図ないし第３図は本考案の第１の実施例を
示し、第１図は放電灯とメータ軸とを分解した斜
視図、第２図は放電灯の平面図、第３図は第１図
中−線の断面図、第４図は本考案の第２の実
施例を示す放電灯と挟持片とを分解した斜視図、
第５図は本考案の第３の実施例を示す側面図、第
６図はその断面図である。１……冷陰極放電灯、２……バルブ、３……内
部電極、４……リード線、６……外部電極、７…
…遮光被膜、８……スリツト部、９，３０……凸
部、１０……受電端子、２０……メータ軸、２１
……ランプホルダ、２２……給電端子、２４，２
５……挟持片、４０……挟持筒。 1 to 3 show a first embodiment of the present invention, in which FIG. 1 is an exploded perspective view of a discharge lamp and a meter shaft, FIG. 2 is a plan view of the discharge lamp, and FIG. 1 is a sectional view taken along the line - in FIG. 1; FIG. 4 is an exploded perspective view of a discharge lamp and a clamping piece showing a second embodiment of the present invention;
FIG. 5 is a side view showing a third embodiment of the present invention, and FIG. 6 is a sectional view thereof. 1... cold cathode discharge lamp, 2... bulb, 3... internal electrode, 4... lead wire, 6... external electrode, 7...
... Light-shielding coating, 8 ... Slit portion, 9, 30 ... Convex portion, 10 ... Power receiving terminal, 20 ... Meter shaft, 21
... Lamp holder, 22 ... Power supply terminal, 24,2
5... clamping piece, 40... clamping tube.

Claims

[Scope of Claim for Utility Model Registration] (1) In a meter pointer device in which a discharge lamp in the shape of a long, slender rod is used as a pointer, and this discharge lamp is attached across the end of a rotating meter shaft, Along with forming convex parts on the surface,
The meter shaft is provided with a clamping part that engages with the convex part to hold the bulb, and the discharge lamp is supported immovably in the axial direction by engagement between the clamping part and the convex part. Pointer device. (2) The above-mentioned discharge lamp is provided with an internal electrode at the end of a bulb in the shape of an elongated hollow rod, and a band-shaped external electrode is provided along the axial direction on the outer surface of the bulb. 2. The meter pointer device according to claim 1, further comprising a band-shaped light transmitting slit portion. (3) A power receiving terminal is formed on the surface of the convex part by extending the external electrode to the surface of the convex part, and the holding part is formed by a power supply terminal connected to a power source, and the power supply terminal is formed on the surface of the convex part. 2. The meter pointer device according to claim 2, wherein said discharge lamp is supported immovably in the axial direction by sandwiching said convex portion and electrically connected thereto.