JP2999756B1 - Micro engine foot controller - Google Patents

Abstract

When a foot controller is used by placing it under a work desk, when the foot controller is pushed into the back of the desk, a power cord for the foot controller and a hose for a micro engine are provided. Prevents damage by being caught between the foot controller and obstacles. A foot controller has a power cord on the rear side thereof and an outlet for a micro engine. The outlet can be attached to the foot controller 10 from the rear end face 12b.
The power cord 20 and the micro engine hose 30 are provided on the surface a and are led out through the recessed recess B. Therefore, the foot controller 10 is
Even if the surface 12b is pushed until it hits an obstacle, these cords and hoses will not be caught between the foot controller and the obstacle and will not be damaged.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a foot controller which is used for adjusting and repairing a denture in a dental technician, and which controls the number of revolutions of a micro engine (micro motor) by foot operation.

[0002]

2. Description of the Related Art As is well known, a dental engineer uses a micro engine handpiece for making, adjusting, and repairing a denture.
Switching between forward and reverse rotation, adjusting the number of rotations, etc. are performed by the foot controller. This foot controller is
Naturally, it is placed on the floor and used for foot operation, but generally it is placed under a work desk and used.

[0003]

The above-mentioned foot controller is used by connecting a power cord or a micro-engine hose to the power controller. The power cord or the micro-engine hose is connected to the foot controller. In the case of a foot controller that is configured to be led out from the rear side, when the foot controller is pushed into the lower part under the work desk, the lead-out portion of these cords and hoses is located on the wall surface in front of the creating desk. Alternatively, these cords, hoses, or their lead-out portions may be damaged by hitting an object placed in front of the work desk, a front structure under the work desk, or the like.

[0004] The present invention has been made in view of the above circumstances, and has been made particularly for the purpose of protecting a power cord and a micro engine hose in a micro engine foot controller used for dental technics. is there.

[0005]

The invention according to claim 1 is a foot controller of a dental micro-engine which is disposed under a work desk and operated by a foot, wherein a power outlet and a power supply for the micro-engine are provided on the rear side. In a micro engine foot controller having an outlet and having a foot lever on the front side for adjusting the volume of the micro engine by a foot operation, the rear half of the micro engine foot controller has the upper half retracted to the front side from the lower half. The power outlet and the micro engine outlet are provided on a vertical surface of the recess.

According to a second aspect of the present invention, in the first aspect of the present invention, a part of the upper part on the front side has a recess recessed to the rear side, and the foot lever is rotatably disposed on a horizontal plane of the recess. It is characterized by having been done.

According to a third aspect of the present invention, in accordance with the first or second aspect of the present invention, the upper surface is formed on an inclined surface which becomes lower toward the front side, and the on / off control of the inclined surface is performed by foot operation. A power switch and a forward / reverse switch for switching the micro engine are provided.

[0008]

FIG. 1 is an overall perspective view for explaining an embodiment of a foot controller for dental technology according to the present invention. In FIG. 1, reference numeral 10 denotes a foot controller according to the present invention, and reference numeral 20 denotes a power cord. , 30 are hoses for the micro engine handpiece 31, and these power cords 20.
The handpiece hose 30 is detachably connected to an outlet provided in the foot controller 10.

The foot controller 10 shows an on / off switch for a power supply, an on / off switch for selecting a rotational speed, an on / off switch 3 for switching between forward and reverse rotation, and the operating states of each. Display LED 4,
5, 6 and the like are provided, and by turning on / off these on / off switches by foot operation, for example, turning on / off the switch 1 to turn on / off the power supply,
The power-on time is indicated by the LED 4 and the switch 2 is turned on and off to set the maximum speed of the micro engine at, for example, 30,000 rpm and 40,000 rpm.
The LED 5a is turned on at 30,000 rpm, and 5b is turned on at 40,000 rpm. Further, by turning on / off the switch 3, the forward / reverse rotation direction of the micromotor is switched, and for example, the LED 6 is turned on at the time of reverse rotation.

Reference numeral 7 denotes a foot lever for adjusting the volume which is operated by a foot. The foot lever 7 is attached to the foot controller 10 so as to be rotatable around a point P, and is disposed in the foot controller 10. The volume (variable resistance) is adjusted to adjust the rotation speed of the micro engine. In the foot controller according to the present invention, the rotation direction of the micro engine is selected by the on / off switch 3, so that the foot lever 7 only needs to adjust the rotation speed of the micro motor. The direction can be adjusted only in the direction of arrow A. For example, when 30,000 rpm is selected by the on / off switch 2 and the forward (reverse) rotation direction is selected by the on / off switch 3, 2,000 to 30,000 rpm in the forward (reverse) direction
When 40,000 rpm is selected by the on / off switch 2, the speed can be adjusted in the forward (reverse) direction by 2,
It can be adjusted in the range of 000 to 40,000 rpm.

The foot controller 10 according to the present invention is used as described above, and is generally used under a work desk. However, in a conventional foot controller, the foot controller 10 is used after the foot controller. (Back) face,
It is formed on a single vertical plane 11 as shown by the broken line in the figure,
The power cord and the micro-engine hose are pulled out from the vertical surface 11, and when the foot controller 10 is pushed deep into the lower part of the work desk, the power cord 20 and the micro-engine hose 30 are pulled out. There is a risk that these power cords and micro-engine hoses may be damaged by hitting an object placed at the back of the work desk or an obstacle such as the back plate or the wall of the room that constitutes the work desk. is there.

The present invention has been made to prevent the power cord and the micro-engine hose from being damaged as described above. As shown in FIG.
The upper half 12a is formed in a concave portion B which is recessed toward the near side with respect to the lower half 12b, and the power cord and the micro-circuit are formed on a vertical surface 12a of the recessed portion B. An outlet (connection terminal) for an engine hose is provided. With this configuration, when the foot controller 10 is pushed deeper below the work desk, the lower vertical surface 12b first hits an obstacle, and the foot controller 10 cannot be pushed further forward. Thus, the power cord 20 and the micromotor hose 30 do not hit an obstacle, and the cord and the hose are not damaged. The length of the horizontal surface 12c forming the concave portion B is longer than the diameter of the connection plug of the cord 20 or the hose 30 and the diameter of the cord or hose. These cords and hoses are pulled out from the side.

Further, in the present invention, on the upper surface 13 of the foot controller 10, on / off switches 1 to 3 and indicator lights (LEDs) 4 to 6 as described above are provided. The upper surface 13 is formed so as to be inclined toward the front side as shown in the figure to facilitate the operation and to make the display of the indicator light easier to see.

Further, in the present invention, the foot lever 7
Can be operated with the tip of the foot resting on the foot controller 10, thereby reducing the burden on the foot of the worker (technical engineer). That is, in the present invention, the inclined upper surface 13 of the foot controller 10 is used.
Is cut away to form a low horizontal plane C, on which the foot lever 7 is rotatably provided. As described above, by lowering the arrangement height of the foot lever 7, the technician always puts the tip of the working foot on the horizontal plane C, and in this state, moves the foot lever 7 in the direction of arrow A. By pressing the button, the number of revolutions of the micro engine can be adjusted, and even if the operation is performed for a long time, the operation can be performed easily. Note that, in this case, the height of the foot lever 7 from the horizontal plane C is
When the notch height is about D, when the foot lever 7 is operated, the action height at which the thumb side of the foot touches the foot lever 7 becomes high, and not only the foot operation of the foot lever 7 becomes easy, but also the foot lever When operating the power on / off switch 1, the rotation speed switching on / off switch 2, and the like with the operating feet, it is not necessary to raise the feet more than necessary, and the foot operation can be performed easily.

[0015]

As is apparent from the above description, according to the present invention, a foot controller for a micro engine for a dental technician used under foot operation by placing the foot controller under the work desk is used. The power cord and hose for the micro engine handpiece that are led out from the rear (back) surface of the foot controller when pushed down into the back of the foot controller are not damaged, and the foot operation is easy for the dental technician. An engine foot controller can be provided.

[Brief description of the drawings]

FIG. 1 is a perspective view for explaining an embodiment of a micro engine foot controller for dental technology according to the present invention.

[Explanation of symbols]

1-3: ON / OFF switch, 4-6: LED, 7: Foot lever, 10: Foot controller, 20: Power cord, 30: Micro engine handpiece hose.

Claims (3)

(57) [Claims] 1. A foot controller of a dental micro-engine arranged under a work desk and operated by a foot,
A micro engine foot controller having a power outlet and a micro engine outlet on a rear side, and a foot lever on a front side for adjusting a volume of the micro engine by a foot operation, wherein the rear side has an upper side. A foot controller for a micro engine, wherein a half is formed in a recess recessed from the lower half toward the front side, and the outlet for the power supply and the outlet for the micro engine are arranged on a vertical surface of the recess. 2. The device according to claim 1, wherein a part of the upper part on the front side has a recess recessed to the rear side, and the foot lever is rotatably disposed on a horizontal plane of the recess. The foot controller for the described micro engine. 3. A power switch which is controlled to be turned on / off by foot operation and a forward / reverse switching switch for a micro engine are formed on an inclined surface such that an upper surface thereof becomes lower toward the front side. The foot controller for a micro engine according to claim 1, wherein the foot controller is provided.