JPS61117064U

JPS61117064U -

Info

Publication number: JPS61117064U
Application number: JP126285U
Authority: JP
Priority date: 1985-01-09
Filing date: 1985-01-09
Publication date: 1986-07-24
Also published as: JPH0235575Y2

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例を示すホーンスイ
ツチ組立体の分解斜視図、第２図は同実施例のホ
ーンスイツチ組立体を取付けたステアリングホイ
ールの平面図、第３図は第２図の―端面図、
第４図は第２図の―端面図、第５，６図は同
実施例における絶縁シートのそれぞれ平面図・底
面図、第７図は第５図の―断面図、第８図は
第５図の―断面図、第９図は第５図の―
部位におけるホーンスイツチ組立体の断面図、第
１０図は第５図の―部位におけるホーンスイ
ツチ組立体の断面図、第１１図は従来のホーンス
イツチの取付状態を示す断面図である。１１……スポーク部、１４……コンタクトプレ
ート、１４ａ……接点、１５……絶縁シート、１
６……ホーンスプリング、１６ａ……接点、１７
……ホーンボタン、１７ａ……係合爪、１７ｂ…
…凸部、５１……係合孔、５２……係着爪、５３
……台座、５５……開口部、５７……嵌合孔、５
７ｂ……連通部、５８……支持部、Ｓ……ステア
リングホイール、Ｍ……ホーンスイツチ組立体。 Fig. 1 is an exploded perspective view of a horn switch assembly showing one embodiment of this invention, Fig. 2 is a plan view of a steering wheel to which the horn switch assembly of the same embodiment is attached, and Fig. 3 is the same as Fig. 2. - end view,
4 is an end view of FIG. 2, FIGS. 5 and 6 are plan and bottom views of the insulating sheet in the same embodiment, FIG. 7 is a sectional view of FIG. 5, and FIG. 8 is a sectional view of the insulating sheet of FIG. Figure 9 is a sectional view of Figure 5.
FIG. 10 is a cross-sectional view of the horn switch assembly at the section shown in FIG. 5, and FIG. 11 is a cross-sectional view showing a conventional horn switch installed. 11...Spoke part, 14...Contact plate, 14a...Contact point, 15...Insulating sheet, 1
6...Horn spring, 16a...Contact, 17
...Horn button, 17a...Engaging claw, 17b...
...Convex portion, 51...Engagement hole, 52...Latching claw, 53
... Pedestal, 55 ... Opening, 57 ... Fitting hole, 5
7b...Communication part, 58...Support part, S...Steering wheel, M...Horn switch assembly.

Claims

[Claims for Utility Model Registration] A horn switch for a steering wheel in which a contact plate, an insulating sheet, a horn spring, and a horn button are integrally assembled, wherein the contact plate has an electrical contact portion formed on its upper surface, and the The insulating sheet has a plurality of engagement holes drilled in the peripheral edge position, a plurality of pedestals and a plurality of engagement claws protruding from the upper surface at predetermined positions, an opening in the center, and a lower surface. A fitting hole is formed in accordance with the shape of the contact plate, and the fitting hole communicates with the opening above the contact portion of the contact plate when the contact plate is fitted. The horn spring has a flat plate shape and is formed of a metal spring material that can be engaged with the engagement claw on the upper surface of the insulating sheet, and has an electrical contact portion formed on the lower center surface of the horn button. An engagement pawl that slidably engages with the insulating sheet engagement hole and a convex portion that can press the horn spring contact portion are formed at predetermined positions on the lower surface, and the contact plate engages with the insulating sheet engagement hole. , the horn spring is engaged on the insulating sheet pedestal by the engagement claw, the contact portions are opposed to each other across the opening and the communication portion, and the convex portion on the lower surface of the horn button is engaged with the horn spring. The horn switch assembly is integrally assembled by abutting the upper surface of the horn spring and engaging the engaging claw with the insulating sheet engaging hole, and the horn switch assembly is attached to a predetermined part of a steering wheel. steering wheel horn switch.