JPH0163027U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案一実施例の水平断面図、第２図
は同上の縦断面図、第３図は同上の横断面図、第
４図は同上の可変抵抗器の正面図、第５図は同上
の斜視図、第６図及び第７図は同上の動作状態を
示す水平断面図、第８図は同上の使用例を示す回
路図、第９図は同上のトリガーレバーのストロー
クとモータの回転数との相関を示す特性図、第１
０図は同上を使用した電動工具の側面図、第１１
図は同上の縦断面図であつて、１はスイツチケー
ス、２はレバースイツチ、１５は軸、１９は防塵
リブ、２０はレバー、２１は筒部を示す。 Fig. 1 is a horizontal sectional view of an embodiment of the present invention, Fig. 2 is a longitudinal sectional view of the same, Fig. 3 is a cross sectional view of the same, Fig. 4 is a front view of the variable resistor of the above, and Fig. 5. is a perspective view of the same as the above, Figs. 6 and 7 are horizontal sectional views showing the operating state of the above, Fig. 8 is a circuit diagram showing an example of the use of the above, and Fig. 9 shows the stroke of the trigger lever and the motor of the above. Characteristic diagram showing correlation with rotation speed, 1st
Figure 0 is a side view of a power tool using the same as above, No. 11
The figure is a longitudinal sectional view of the same as the above, and 1 is a switch case, 2 is a lever switch, 15 is a shaft, 19 is a dustproof rib, 20 is a lever, and 21 is a cylindrical portion.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一端がスイツチケースより突出するとともに、
他端に接点駆動部を備えて、この両端間において
回動自在に支持されたレバーを備えているレバー
スイツチであつて、レバーにおける軸支部をその
回転中心と同軸の円筒状の筒部とし、このレバー
の一端を突出させるスイツチケースの開口部の両
側に、上記筒部の外周面に摺接する防塵リブを突
設しているレバースイツチ。 One end protrudes from the switch case, and
A lever switch is provided with a contact drive part at the other end and a lever rotatably supported between the two ends, the shaft support of the lever being a cylindrical part coaxial with the center of rotation of the lever, A lever switch in which dustproof ribs that slide into sliding contact with the outer peripheral surface of the cylindrical portion are provided on both sides of the opening of the switch case from which one end of the lever protrudes.