JPH0445426U

JPH0445426U -

Info

Publication number: JPH0445426U
Application number: JP8704290U
Authority: JP
Priority date: 1990-08-22
Filing date: 1990-08-22
Publication date: 1992-04-17

Description

[Brief explanation of drawings]

第１図は本考案に係る電動歯ブラシの一実施例
を示す斜視図、第２図はその分解斜視図、第３図
はその軸方向に沿つた縦断面図、第４図は軸方向
に沿つた横断面図、第５図はブラシ取付部の断面
斜視図、第６図はブラシホルダに取り付けた駆動
回転シヤフトと握り柄部のマイクロモータ間の連
結手段の一実施例を示す斜視図、第７図は本考案
に係る電動歯ブラシの作動状態を示す斜視図、第
８図は本考案に係る電動歯ブラシの別の使用方法
を示す斜視図である。１……握り柄部、２……ブラシホルダ、１０…
…マイクロモータ、１１……電池、１２……止め
蓋、１３，１４……歯車、１５……補助回転シヤ
フト、１６……スイツチ、１７……連結部、１８
……注水口、２５……ブラシピース、２５ａ……
傘歯車、２５ｂ……毛束、２８……ブラシピース
保持プレート、２９……孔、４１，４２，４３，
４１′，４２′，４３′……両面傘歯車、５１…
…両面傘歯車、１２０……接点片、１２１，１２
２……ネジ溝、１４０，１４０′……従動回転シ
ヤフト、１５０……駆動回転シヤフト、１６０…
…斜面、１８０……識別マーク、１８１……排水
口、２００……軸部、２０１……ブラシ取付部。 Fig. 1 is a perspective view showing an embodiment of the electric toothbrush according to the present invention, Fig. 2 is an exploded perspective view thereof, Fig. 3 is a longitudinal sectional view taken along the axial direction, and Fig. 4 is a longitudinal sectional view taken along the axial direction. FIG. 5 is a cross-sectional perspective view of the brush mounting portion; FIG. 6 is a perspective view showing an embodiment of the connection means between the drive rotating shaft attached to the brush holder and the micromotor of the grip handle; FIG. 7 is a perspective view showing the operating state of the electric toothbrush according to the present invention, and FIG. 8 is a perspective view showing another method of using the electric toothbrush according to the present invention. 1... Grip handle, 2... Brush holder, 10...
... Micro motor, 11 ... Battery, 12 ... Stopper lid, 13, 14 ... Gear, 15 ... Auxiliary rotating shaft, 16 ... Switch, 17 ... Connection part, 18
...Water inlet, 25...Brush piece, 25a...
Bevel gear, 25b... Hair bundle, 28... Brush piece holding plate, 29... Hole, 41, 42, 43,
41', 42', 43'...Double-sided bevel gear, 51...
...Double-sided bevel gear, 120...Contact piece, 121, 12
2... Thread groove, 140, 140'... Driven rotating shaft, 150... Driving rotating shaft, 160...
... Slope, 180 ... Identification mark, 181 ... Drain port, 200 ... Shaft part, 201 ... Brush mounting part.

Claims

[Claims for Utility Model Registration] 1. Housing a micro motor 10 and a battery 11;
A grip handle part 1 is provided with a switch 16 for turning on and off the current to the micromotor, a shaft part 200 is removably connected to the tip of the grip handle, and a brush attachment part 2 is formed at the tip of the shaft part 200.
01, a bevel gear 25a accommodated in the brush attachment part of the brush holder at one end, and a bristle bundle 25b extending outside the brush attachment part at the other end;
A plurality of brush pieces 25, 25 are rotatably arranged in two rows in the axial direction of the brush mounting part, and are inserted into the shaft part of the brush holder, one end of which is connected to the rotating shaft of the micro motor, and the other. a driving rotary shaft 150 whose end extends into the brush mounting portion of the brush holder and has a bevel gear 51 attached to its tip; and a plurality of drive rotary shafts 150 housed within the brush mounting portion of the brush holder and arranged in the two rows. a plurality of bevel gears 41, 42, which mesh with the bevel gears of the brush pieces;
Two driven rotary shafts 140, 140 are attached with bevel gears 41', 42' and bevel gears 43, 43' that mesh with the bevel gears at the tips of the driving rotary shafts.
An electric toothbrush characterized by comprising the following. 2. The electric toothbrush according to claim 1, wherein the two rows of brush pieces are provided, six in each row, for a total of twelve brush pieces. 3. A claim in which the bevel gears 41, 42, 41', 42', 43, and 43' attached to the driven rotating shaft are double-sided bevel gears, and the bevel gears on each side mesh with the bevel gears of one brush piece. The electric toothbrush according to item 1. 4 The bevel gear 51 attached to the tip of the drive rotary shaft 150 is a double-sided bevel gear, the bevel gear on one side meshes with the bevel gears of two driven rotary shafts, and the bevel gear on the other side meshes with the bevel gears of two driven rotary shafts. The electric toothbrush according to claim 1, wherein the electric toothbrush is meshed with a bevel gear of the brush piece. 5. The electric toothbrush according to claim 1, wherein a water inlet 18 is provided at an appropriate location on the shaft portion of the brush holder, and a drain port 181 is provided at the tip of the brush mounting portion. 6. The electric toothbrush according to claim 1, wherein the brush holder is provided with an identification mark 180 or a color unique to the user.