JPH04297259A - Hand massaging apparatus - Google Patents

Abstract

PURPOSE:To obtain a comprehensive massaging effect by making a encircling roller while a press action part is lifted or lowered with a pad covering a lower opening of a box body pressed on a lesion part to perform a press action and a massaging action on the lesion simultaneously in parallel. CONSTITUTION:When a massage treatment is carried out using a hand massaging apparatus A, first, a grip part 1a is held to press a pad 1c covering a lower opening 1b of a box body 1 on a lesion. Under such a condition, a switch 3 is operated and a motor 4 is driven to rotate an encircling rotary cylinder 7a through first to third gears 4a, 6a and 6c of an output shaft and a circular gear 7b. At the same time, six encircling rollers 8 arranged radially in a rotary cylinder 7a are encircled. At this point, the encircling rollers 8 are pressed with a roller spring 8e to massage the lesion. Moreover, an abutment part 9a of the press action part 9 is kept sliding in contact with an inclined part 6d of the gear section 6 with a coil spring 9d, thereby achieving pointillage of the lesion by displacing a press pad part 9c vertically.

Description

[Detailed description of the invention]

0001

[Industrial Application Field] The present invention is a home-use massage device used for massage therapy to massage the affected area when treating stiff shoulders, lower back pain, etc., and allows for easy massage therapy regardless of time and place. This invention relates to a hand massager that can perform the following functions.

0002

2. Description of the Related Art Conventionally, for example, a hand-held massage device has been known as a device for simple home-use massage therapy that is used for massage therapy to massage the affected area when treating stiff shoulders, lower back pain, etc. That is, this hand-held massage device is equipped with a human fist-shaped vibrator with several small hard rubber protrusions on the surface that contacts the affected area, and performs massage therapy through the vibrating motion.

0003

[Problems to be Solved by the Invention] However, since the above-mentioned handheld massage device that uses vibration motion only performs a vibration motion that simply vibrates the affected area, it is difficult to simultaneously push and knead the affected area. There were problems such as the fact that massage therapy could not be performed in parallel to achieve a combined effect.

0004

[Means for Solving the Problems] In view of the above-mentioned problems, the present invention provides a hand massager that can be easily used anytime and anywhere. a casing having a drive motor disposed on a bracket provided within the casing; a power supply section for the drive motor; a control switch for the drive motor; and a first gear provided on an output shaft of the drive motor. , a second gear having an inclined portion on the lower surface and meshing with the first gear, a third gear coaxial with the second gear, and a fourth gear meshing with the third gear are provided on the central upper surface and transparent through the central portion. A rotating cylinder having a hole, a circumferential roller arranged radially within the rotating cylinder, a pushing member inserted through the through hole of the rotating cylinder, and a pushing member interposed between the bracket and the pushing member. The configuration includes a spring that urges the rear end of the moving member to be slidable against the inclined portion of the second gear, and a pad that covers the opening of the casing where the rotating roller and the pushing member face.

[0005]

[Operation] Since the above configuration is adopted, when the grip of the hand massager is grasped and the pad on the bottom of the housing is pressed against the affected area, and the drive motor is driven by operating the control switch, the output of the drive motor is First gear, second gear of shaft,
The rotary cylinder rotates via the third gear and the fourth gear, and a plurality of orbiting rollers disposed within the rotary cylinder rotate as the rotary cylinder rotates. At the same time, the pushing member whose rear end is slidably biased against the inclined part of the second gear moves up and down according to the inclination angle of the inclined part, and moves in and out at a predetermined stroke. In this way, the rotation of the rotating roller pressed against the affected area and the movement of the pushing member moving in and out are repeated to perform massage therapy.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the hand massager according to the present invention will be described below with reference to FIGS. 1 to 3. In the figure, A is a hand massager, the main body of which is provided with a grip part 1a at the upper part of a housing 1, and an opening part 1b at the lower part. Inside the housing 1, there is a bracket 2a that supports a drive motor 4 and a gear part 6, which will be described later, as well as the bracket 2a.
A bracket 2b is disposed below and stably supports a battery 5, a rotating part 7, and a pushing member 9, which will be described later.

Reference numeral 3 denotes an operation switch provided on the side of the housing 1, 4 a drive motor arranged on the bracket 2a above the inside of the housing 1 and driven and stopped by the operation switch 3, and 5 a drive motor on the bracket 2b. This is a battery placed in the 6 is a gear portion, and the gear portion 6 is connected to the bracket 2.
a, which engages with the first gear 4a provided on the output shaft of the drive motor 4, and has an inclined portion 6 on the lower surface.
d, and a small-diameter third gear 6c provided below and coaxial with the second gear 6a.

Reference numeral 7 denotes a rotating part that engages with the third gear 6c and is disposed inside the bracket 2b.
forms a skirt-like outer peripheral wall 7d over the entire outer circumference,
Similarly, there is a rotary cylinder 7a having a skirt-shaped inner peripheral wall 7e formed in the center so as to surround the central part of the bracket 2b, and the inner peripheral wall 7e forming a through hole H which also serves as an inner wall, and a rotary cylinder 7a.
The third gear 6 is provided on the outer periphery of the annular protrusion on the upper surface of the
It is composed of an annular gear 7b that engages with the bracket 2b, and six gourd-shaped rotating rollers 8 arranged radially at equal intervals inside the rotary cylinder 7a, and the rotating cylinder 7a is attached to the bracket 2b. Three locking claws 2c are formed radially at equal intervals on the lower end of the inner wall of the central part of the
A sliding ring 2d is fitted into the bracket 2b so as to surround the central inner wall of the bracket 2b, and the tip of the inner circumferential wall 7e of the rotary tube 7a is attached to rotate and slide on this sliding ring 2d.

The rotating roller 8 has its front end swingably supported at pivot points X of pivot brackets 8a provided at equal intervals on the inner circumferential wall 7e of the rotary cylinder 7a, and its rear end supported on the outer periphery of the rotary cylinder 7a. Fitting groove 7f provided vertically on the inner peripheral surface of wall 7d
A round bar-shaped roller shaft 8b is slidably fitted into the roller shaft 8b, a gourd-shaped roller 8c is rotatably inserted into the roller shaft 8b, and a suspension bracket 2e is formed to be suspended from the bracket 2b. A roller spring 8e has both ends fixed to the roller shaft 8b, is arranged to sandwich the roller 8c, and has a bent center fixed to the outer end side of the roller shaft 8b.
This bias causes the lower surface of the roller 8c to protrude downward by a certain distance from the opening 1b of the housing 1 and come into contact with the affected area.

Reference numeral 9 denotes a pushing part that is arranged so as to be freely inserted through the through hole H of the rotary cylinder 7a, and the pushing part 9 includes a shaft part 9b bearing on the bracket 2b, and a rear end of the shaft part 9b. a conical contact portion 9a attached to the shaft portion 9b; a pressing portion 9c attached to the front end of the shaft portion 9b facing the opening 1b of the housing 1;
The coil spring 9d is disposed between the abutting portion 9a and the bracket 2b, and biases the abutting portion 9a so that the abutting portion 9a can slide against the lower surface of the inclined portion 6d. Note that 1c is a pad that covers the opening 1b.

The operation of the hand massager according to the present invention will be explained below based on the above configuration. That is, when performing massage therapy using the hand massager 1 according to the present invention, the operation switch 3 is pressed while the grip portion 1a is gripped and the pad 1c covering the opening 1b at the bottom of the housing 1 is pressed against the affected area. The drive motor 4 is driven by the operation, and the rotary cylinder 7a rotates through the first gear 4a of the output shaft, the second gear 6a and third gear 6c of the gear section 6, and the annular gear 7b on the upper surface of the rotary cylinder 7a. .

[0012]The six rotating rollers 8 arranged radially within the rotary cylinder 7a also rotate as the rotary cylinder 7a rotates. At this time, the rotating roller 8, which is pressed against the affected area by the roller spring 8e via the pad 1c, massages the affected area while rotating with an appropriate pressing force.
The roller 8c inserted through the body massages the affected area while rotating while maintaining an appropriate frictional force on the affected area. At the same time, the contact part 9a of the pushing part 9 is urged upward by the coil spring 9d and is slidably in contact with the lower surface of the inclined part 6d, so it moves up and down according to the inclination angle of the rotating inclined part 6d. Then, the pressing portion 9c moves in and out with a predetermined stroke to perform a massage operation such as applying acupressure to the affected area.

[0013] Therefore, the rotating rollers 8 perform massage with individually different pressing forces depending on the unevenness of the part of the body that comes into contact with the roller springs 8e.
Since the pushing member 9, which performs a massage similar to acupressure treatment with its protruding and retracting movements, simultaneously acts on the affected area, the massaging effect is greatly improved. Furthermore, the body shape of the hand massager A is compact, and the shape of the gripping portion 1a makes it easy to apply force to the affected area, so that the patient can easily perform massage therapy himself/herself.

[0014]

Effects of the Invention As described in detail above, the present invention includes a housing having a grip portion at the top and an opening at the bottom, a drive motor disposed on a bracket provided in the housing, and a drive motor. a power supply unit, a control switch for the drive motor, a first gear provided on the output shaft of the drive motor, a second gear having an inclined portion on its lower surface and meshing with the first gear, and the second gear. A rotating cylinder having a coaxial third gear and a fourth gear that meshes with the third gear on the upper center surface and having a through hole in the center, circumferential rollers arranged radially within the rotating cylinder, a pushing member inserted through the through hole; a spring interposed between the bracket and the pushing member to bias the rear end of the pushing member so that it can slide against the inclined portion of the second gear;
Since the rotating roller and the pad that covers the opening of the casing facing the pushing member are provided, the hand massager is driven by gripping the grip part of the hand massager and pressing the pad on the lower surface of the casing against the affected area and operating the control switch. When the motor is driven, a rotating cylinder rotates through the first gear, second gear, third gear, and fourth gear of the output shaft of the drive motor, and a plurality of orbiting rollers arranged in this rotating cylinder rotate at a predetermined position. Rotates using rotational torque (driving force). At the same time, the pushing member whose rear end is biased to be able to slide against the inclined surface of the second gear moves up and down in the contact position between the inclined surface and the rear end of the pushing member as the second gear rotates. It moves in and out with a predetermined stroke according to the movement. In this way, the rotation of the rotating roller pressed against the affected area and the movement of the pushing member moving in and out are repeated to perform massage therapy.

[0015] Therefore, a plurality of rotating rollers which are arranged radially and which individually massage the affected area while rotating and a pushing member which massages the affected area by protruding and retracting movements act simultaneously to give different effects to the affected area. It has various effects such as the massage effect is greatly improved because the massage treatment is carried out in a relaxed manner, and the compact shape allows the patient to easily perform the massage treatment himself/herself.

[Brief explanation of drawings]

FIG. 1 is an explanatory diagram showing the structure of an embodiment of a hand massager according to the present invention.

[Figure 2] Longitudinal cross-sectional view of Figure 1

[Figure 3] Cross-sectional view taken along line A-A in Figure 2

[Explanation of symbols]

A Hand massager 1 Housing 1a Gripping part 1b Opening 1c Pad 2a Bracket 2b Bracket 3 Control switch 4 Drive motor 4a First gear 5 Battery 6 Gear part 6a Second gear 6c Third gear 6d Slope part 7 Rotating part 7a Rotating tube 7b Annular gear H Through hole 8 Circulating roller 9 Pushing member 9d Coil spring

Claims (1)

[Claims] 1. A housing having a gripping portion at the top and an opening at the bottom, a drive motor disposed on a bracket provided in the housing, a power supply unit for the drive motor, and a control for the drive motor. a switch, a first gear provided on the output shaft of the drive motor, a second gear having an inclined portion on its lower surface and meshing with the first gear, a third gear coaxial with the second gear, and the third gear. A rotating cylinder having a fourth gear meshing with the gear on the central upper surface and having a through hole in the center, circumferential rollers arranged radially within the rotating cylinder, and a pushing member inserted through the through hole of the rotating cylinder. a spring that is interposed between the bracket and the pushing member and urges the rear end of the pushing member to be able to slide against the inclined portion of the second gear; and a casing facing the rotating roller and the pushing member. A hand massager comprising: a pad that covers the opening of the body.