JPS6012222U

JPS6012222U - Keyboard key top mounting structure

Info

Publication number: JPS6012222U
Application number: JP10278083U
Authority: JP
Inventors: 澤井　克典; 晃一荻野
Original assignee: アルプス電気株式会社
Priority date: 1983-07-04
Filing date: 1983-07-04
Publication date: 1985-01-28
Also published as: JPH0132659Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来のキーボードの部分断面図、第２図はこの
考案のフェイスシート取付構造を備えるキーボード付の
コピー装置の斜視図、第３図は第１図のキーボードの平
面図、第４図は第３図の■−ＩＶ線に沿う断面図、第５
図はこの考案に係るキーボードの部分断面図、第６図は
第５図に示したキーボードの分解斜視図である。１・・・プリント基板、１ａ・・・上面、２・・・ケー
ス、２ａ・・・土壁、４・・・押釦スイッチ（スイッチ
素子）、５・・・ステム、６・・・嵌合孔部、７・・・
キートップ、７ａ・・・上端部、８・・・フランジ、８
ａ・・・段部、９・・・上面、１０・・・シート配設面
、１０ａ・・・シート貼着部、１１・・・凹部、１２・
・・開口部、１３・・・挿入孔部、１５・・・フェイス
シート、１６・・・両面粘着テープ、１７・・・挿通孔
、Ｋ・・・キーボード。第３図Fig. 1 is a partial sectional view of a conventional keyboard, Fig. 2 is a perspective view of a copying device with a keyboard equipped with the face sheet mounting structure of this invention, Fig. 3 is a plan view of the keyboard of Fig. 1, and Fig. 4. is a cross-sectional view along the ■-IV line in Figure 3,
The figure is a partial sectional view of the keyboard according to this invention, and FIG. 6 is an exploded perspective view of the keyboard shown in FIG. 5. DESCRIPTION OF SYMBOLS 1... Printed circuit board, 1a... Top surface, 2... Case, 2a... Earthen wall, 4... Push button switch (switch element), 5... Stem, 6... Fitting hole Part, 7...
Key top, 7a... Upper end, 8... Flange, 8
a... Stepped portion, 9... Upper surface, 10... Sheet placement surface, 10a... Sheet pasting part, 11... Recessed portion, 12...
...Opening, 13...Insertion hole, 15...Face sheet, 16...Double-sided adhesive tape, 17...Insertion hole, K...Keyboard. Figure 3

Claims

[Claims for Utility Model Registration] A switch element is mounted on a printed circuit board covered with a case, a fitting hole facing the switch element is formed in the case, and the upper end of the key top that contacts the switch element is attached to the case. In the key top mounting structure, the key top is made to protrude from the fitting hole onto the case, and a stepped portion of the key top inside the case is provided with a stepped portion for preventing removal, wherein the stepped portion of the key top can be inserted. An insertion hole portion having a size and shape is formed in the case adjacent to the fitting hole portion, the insertion hole portion and the fitting hole portion are connected to each other, and the insertion hole portion is covered on the upper surface of the case. A face sheet is releasably attached, an insertion hole is formed in the face sheet that matches the fitting hole, and the upper end of the key top protrudes upward from the insertion hole. The key top mounting structure of the keyboard.