CN1250185C - Massage chair - Google Patents

Massage chair Download PDF

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Publication number
CN1250185C
CN1250185C CNB2003101131666A CN200310113166A CN1250185C CN 1250185 C CN1250185 C CN 1250185C CN B2003101131666 A CNB2003101131666 A CN B2003101131666A CN 200310113166 A CN200310113166 A CN 200310113166A CN 1250185 C CN1250185 C CN 1250185C
Authority
CN
China
Prior art keywords
massage
massage unit
backrest
crank
connecting rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNB2003101131666A
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Chinese (zh)
Other versions
CN1511509A (en
Inventor
古家义也
高马俊树
菅祐司
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Electric Co Ltd
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Sanyo Electric Co Ltd
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Filing date
Publication date
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Publication of CN1511509A publication Critical patent/CN1511509A/en
Application granted granted Critical
Publication of CN1250185C publication Critical patent/CN1250185C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H15/00—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains
    • A61H15/0078—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains power-driven
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H15/00—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H7/00—Devices for suction-kneading massage; Devices for massaging the skin by rubbing or brushing not otherwise provided for
    • A61H7/007—Kneading
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H15/00—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains
    • A61H2015/0007—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains with balls or rollers rotating about their own axis
    • A61H2015/0028—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains with balls or rollers rotating about their own axis disc-like, i.e. diameter substantially greater than width
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H15/00—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains
    • A61H2015/0007—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains with balls or rollers rotating about their own axis
    • A61H2015/0057—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains with balls or rollers rotating about their own axis the axis being resiliently biased
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/01—Constructive details
    • A61H2201/0119—Support for the device
    • A61H2201/0138—Support for the device incorporated in furniture
    • A61H2201/0149—Seat or chair
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/14—Special force transmission means, i.e. between the driving means and the interface with the user
    • A61H2201/1427—Wobbling plate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/16—Physical interface with patient
    • A61H2201/1602—Physical interface with patient kind of interface, e.g. head rest, knee support or lumbar support
    • A61H2201/1623—Back
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/16—Physical interface with patient
    • A61H2201/1602—Physical interface with patient kind of interface, e.g. head rest, knee support or lumbar support
    • A61H2201/1654—Layer between the skin and massage elements, e.g. fluid or ball
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/16—Physical interface with patient
    • A61H2201/1657—Movement of interface, i.e. force application means
    • A61H2201/1664—Movement of interface, i.e. force application means linear
    • A61H2201/1669—Movement of interface, i.e. force application means linear moving along the body in a reciprocating manner
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2205/00—Devices for specific parts of the body
    • A61H2205/04—Devices for specific parts of the body neck
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2205/00—Devices for specific parts of the body
    • A61H2205/06—Arms
    • A61H2205/062—Shoulders
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2205/00—Devices for specific parts of the body
    • A61H2205/08—Trunk
    • A61H2205/081—Back

Abstract

The object of the present invention is to provide a chair type massage machine of which a massage unit extendable beyond a backrest so as to enable therapeutic fingers to be pushed out by an increased amount. The solution of the present invention is a massage machine comprising a backrest 12 provided on a chair for the person to be massaged to sit in, and a massage unit 20 comprising a pair of therapeutic fingers 30, 30 extending from the backrest 12 for reciprocatingly movable upward and downward in a longitudinal direction of the backrest 12. The machine further comprises a pushing-out mechanism 60 for moving the massage unit 20 forward or rearward relative to the backrest 12.

Description

Massage armchair
Technical field
The present invention relates to a kind of massage unit itself can fascinate, and makes massage head stretch out the massage armchair that can implement efficient massage from the backrest of massage armchair by fascinating of massage unit.
Background technology
Have a kind of massage person of acceptance seat, accept from neck to shoulder, the massage armchair of back, waist massage.
Massage armchair is made of the massage unit that lifting freely is provided in back inside.On massage unit, be equipped with from the outstanding pair of right and left massage head of backrest.
In the above-mentioned massage armchair, by make massage head about, up and down, and before and after three-dimensional motion implement massage to accepting massage person.
Massage head is to implement massage from the outstanding slightly state of backrest to accepting massage person.Therefore, massage head can't arrive the top of accepting massage person's shoulder.
So,, a kind of massage head that makes occurred and forwards stretched out the massage armchair of accepting the top of massage person's shoulder with arrival from common massage position in order to improve the massage effect of massage head.(such as, with reference to patent documentation 1)
[patent documentation 1]
The spy opens clear 63-145656 communique (the 5th hurdle 1～19 row and Fig. 5)
Existing massage armchair, because what adopt is that massage unit can not move forwards, backwards, the structure that massage head is forwards stretched out, so overhang is restricted, and is difficult to guarantee big overhang.
The occasion of stretching out is in addition kowtowed a part of hitting and kneading function and also is restricted.
The objective of the invention is, provide a kind of by employing make massage unit itself relatively the structure that can stretch out of backrest make the massage armchair that the overhang of massage head can strengthen.
Summary of the invention
For solving above-mentioned problem, massage armchair of the present invention is a kind ofly to possess: be provided in the backrest of accepting on massage person institute seat 12, with the massage armchair of the massage unit 20 that can move around, possess a pair of massage head 30,30 of stretching out from backrest 12 along the length direction of this backrest 12 up and down, it possesses: make massage unit 20 stretch out mechanism 60 relative to what backrest 12 moved forwards, backwards.
Adopt massage armchair of the present invention, by stretching out mechanism 60 when making massage unit 20 itself mobile forwards, backwards, massage head 30,30 forwards strengthens stretches out.Be positioned at the state at shoulder rear in massage head 30,30, massage unit 20 stretches out massage head 30,30, owing to can fully arrive the top of shoulder, can implement kneading, kowtow and hit massage the top of shoulder efficiently.
Also have, touch the state of back, waist, massage unit 20 itself is stretched out, just can carry out Shiatsu by stretching out mechanism 60 in massage head 30,30.
Have again,, also can change the contact strength (power) that 30,30 pairs of massage head are accepted massage person, thereby can massage efficiently by regulating the overhang of massage unit 20.
Description of drawings
Fig. 1 is the sectional view of massage armchair backrest.
Fig. 2 is the sectional view that signal massage unit and massage head are forwards stretched out the backrest of state.
Fig. 3 is the rearview of massage unit.
Fig. 4 is the axonometric chart of the being seen massage unit in oblique rear from the right side.
Fig. 5 is the axonometric chart that the pith of taking-up massage unit is illustrated.
Fig. 6 is the axonometric chart of the being seen massage unit in oblique rear from a left side.
Fig. 7 is the sectional view that the pith of taking-up massage unit is illustrated.
Among the figure: the 20-massage unit, the 30-massage head, 60-stretches out mechanism, 61-crank mechanism, 70-linkage, 80-rocker arm body
The specific embodiment
Massage armchair be with framework etc. with backrest 12 be attached at accept massage person the rear end at seat of seat it can freely be fascinated and can be with fixed-site.Backrest 12 is wrapped periphery by (not shown) such as shield or cushions.
The internal structure of backrest
In the inside of backrest 12, as Fig. 1 and shown in Figure 2, the pair of right and left guide rail 14 that extends in parallel along the vertical direction along the configuration of the length direction of backrest 12.The section configuration of each guide rail 14,14 is horizontal U word shape, and groove is put relatively.Opening one side at groove is carved with tooth bar 16 (with reference to Fig. 3).Massage unit 20 that can lifting described later is installed on guide rail 14,14.
Massage unit 20 as shown in Figure 1 to Figure 3, protrudes in main basal base 21 and 4 rollers, 23,23,65, the 65 embedding guide rails 14,14 of setting, thereby can lifting.The all component parts of massage unit 20 are installed on main basal base 21.
The back and the side of main basal base 21 are provided with opening, and in the centre, as Fig. 3 and shown in Figure 4, supplementary base 22,22 is fixed at longitudinally-spaced certain distance.
Run through the bottom of supplementary base 22,22 about the roller 23,23 of downside embeds, from the top of the outstanding turning cylinder up and down 24 in main basal base 21 both sides, about the gear 25,25 of the inboard of roller 23,23 and tooth bar 16,16 interlocks of guide rail 1414 is fixed on the turning cylinder 24.Turning cylinder 24 is situated between by deceleration device 27 and is connected with motor 26 up and down up and down, uses motor 26 up and down by driving, with gear 25,25 rotations of tooth bar 16,16 interlocks, and makes massage unit 20 along guide rail 14,14 liftings.Deceleration device 27 can be constituted by belt pulley and driving-belt, worm screw and turbine.In addition, omitted driving-belt between the belt pulley that connects deceleration device 27 among Fig. 4.
The structure of massage head and kneading, kowtow and hit mechanism
Give and accept the massage head 30,30 that massage person carries out massage, to shown in Figure 5, be connected to be supported on supplementary base 22,22 slightly intermediary kneading axles 40 and to be supported on kowtowing of these kneading axle 40 belows and hit on the axle 50 as Fig. 3.Kneading axle 40 and kowtow and hit axle 50 as Fig. 3 and shown in Figure 4, hits motor 51 and is connected with kowtowing with the motor 41 that respectively kneads that is installed in main basal base 21 by means of deceleration device 42,52.Deceleration device 42 between kneading axle 40 and the kneading motor 41 can be constituted by belt pulley and driving-belt, worm and worm wheel.In Fig. 4, omitted the driving-belt between the belt pulley that connects deceleration device 42,52 in addition.
Massage head 30,30 is as Fig. 4 and shown in Figure 5, possess: be supported on the forwards outstanding jack back 33,33 of hole 21a that kneads on the axle 40, from opening with inclination, eccentric state respectively in main basal base 21 fronts, the front end, the bent intermediate that are supported on this jack back 33,33 become the massage arm 32,32 of く font, are supported on kneading ball 31,31,31a, the 31a of this massage arm about in the of 32,32.
Kowtow hit the axle 50 on, as Fig. 4 and shown in Figure 5, supporting each other, eccentric cam 53,53, two eccentric cams 53,53 of phase deviation 180 degree are connected with the universal coupling 54,54 of the kneading axle 40 rear flank ends that are installed in jack back 33,33 by means of bar 55,55.
Jack back 33,33 is supported on the kneading axle 40 with the state that tilts respectively, can not rotate because jack back 33,33 is connected respectively on the bar 45,45, and when kneading axle 40 rotated, the front end of jack back 33,33 just rocked from side to side.Therefore, massage arm 32,32 rocks from side to side, Yi Bian Yi Bian the kneading ball 31,31 of upside and downside kneading ball 31a, 31a knead action near leaving to move around repeatedly.
Also have, kowtow when hitting motor 51 rotations, be connected by means of off-centre and kowtow the bar 55,55 that hits on the axle 50, massage head 30,30 moves around along the vertical direction to kowtow and hits action.
Stretch out mechanism 60
In above-mentioned massage unit 20, be equipped with as Fig. 1 and shown in Figure 2 make that massage unit 20 moves forwards, backwards stretch out mechanism 60.As stretching out mechanism 60 can be that example is illustrated with the following structure of being made up of crank mechanism 61 and linkage 70.
Crank mechanism 61 as Fig. 5 and shown in Figure 6, is the crank axle 62 that is provided in kneading axle 40 the place aheads to be connected by crank arm 63,63 with the crank-pin 64,64 (with reference to Fig. 5) that has embedded rotation last side wheel 65,65 (with reference to Fig. 6) freely constitute.Because crank-pin 64,64 is with respect to crank axle 62 off-centre, so crank axle 62 is rotated, crank-pin 64,64 is that circular motion is made at the center with crank axle 62 just.In addition, in illustrated embodiment, crank axle 62, crank arm 63,63 and crank-pin 64,64 are made of a metal bar, and as shown in Figure 5, crank axle 62,62 is supported on the main basal base 21 by bearing 62a, 62a.
On supplementary base 22, as shown in Figure 3, giving prominence to supporting slice 22a, the 22a that setting has bearing 22b, 22b up and down, on bearing 22b, 22b, as Fig. 3, Fig. 4 and shown in Figure 6, supporting cutting has fascinating with thread spindle 67 of screw thread ditch.Fascinate upper end with thread spindle 67 is connected with stretching out with motor 69 by the deceleration device of being made up of belt pulley and driving-belt (omitting among Fig. 4) 68.
Fascinate with having screwed togather nut on the threaded part of the cutting of thread spindle 67.Nut 71 can be used resin, as Fig. 6 and shown in Figure 7, is connected with linkage 70 on the resin nut 71.Linkage 70 can be made of connecting rod piece 72 and connecting rod piece 78.
In addition, be illustrated by being constituted as the 1st connecting rod piece 73 and the 2nd connecting rod piece 75 example that constitutes that to slide mutually with regard to connecting rod piece 72 below in order to stretch at length direction.
The 1st connecting rod piece 73 is supported on the resin nut 71 forwards, backwards direction and fascinates, and is provided with outstanding slip with axle 74 near the cardinal extremity of the 1st connecting rod piece 73.
The 2nd connecting rod piece 75 is to be made of a pair of parts of holding the 1st connecting rod piece 73 from both sides under the arm, offers slotted hole 76 along length direction respectively.The slotted hole 76 of the 2nd connecting rod piece 75 can embed the slip axle 74 of each the 1st connecting rod piece 73 slidably.
And,, as shown in Figure 6, outstanding axle 75a is set tensile spring 77 is set between with spools 74 in it and above-mentioned slip at the front end of the 2nd connecting rod piece 75.Spring 77 makes the direction of the 2nd connecting rod piece 75 trend resin nuts 71, and at uncharge state, spring 77 is in the state of the 2nd connecting rod piece 75 being moved to the most close resin nut 71 1 sides.
The 3rd connecting rod piece 78 in the axle 75a of the 2nd connecting rod piece 75 upper support.The 3rd connecting rod piece 78 is connecting rod pieces forwards crooked in the centre, and the 3rd connecting rod piece 78 front ends are fixed on the above-mentioned crank axle 62.
When resin nut 71 was positioned at the upside of the usefulness thread spindle 67 that fascinates, the 3rd connecting rod piece 78 was pulled to the 2nd connecting rod piece 75 1 sides, and massage unit 20 (main basal base 21) is reduced to extreme lower position (with reference to Fig. 1).
By this state the usefulness thread spindle 67 that fascinates is rotated, as shown in Figure 7, in case make resin nut 71 downward side shiftings (arrow A direction among Fig. 7), be accompanied by resin nut 71 moving downwards, 75 joint portions with the 3rd connecting rod piece 78 of the 2nd connecting rod piece pull down, and the 3rd connecting rod piece 78 is that rotate at the center with crank axle 62.Because the 3rd connecting rod piece 78 and crank axle 62 are fixed, crank axle 62 rotates simultaneously with the 3rd connecting rod piece 78.
The crank-pin 64,64 at crank axle 62 two ends can not move forwards, backwards owing to can only move along guide rail 14,14 by roller 65,65, thus the rotation by crank axle 62, massage unit more than 20 rotating shaft next time 24 fascinate for the center.Because up and down gyroaxis 24 is set at the below of massage unit 20, so as shown in Figure 2, by fascinating of massage unit 20, massage head 30,30 is forwards stretched out (among Fig. 7 shown in the arrow B).
By massage head 30,30 is stretched out, massage head 30,30 can reach the top of the shoulder of accepting massage person.By driving kneading motor 41 and/or kowtowing and hit motor 51, just can massage the top of the shoulder of accepting massage person at this state effectively.
In addition, be positioned at than the position of accepting massage person's shoulder downside more in massage head 30,30, promptly the state of the position of back and waist stretches out by making massage head 30,30, just can carry out Shiatsu to back and the waist of accepting massage person.Also have, at this state, make massage unit 20 liftings with motor 26 up and down by rotating, massage head 30,30 just can be carried out strong rolling massage to accepting massage person.
Make from the state of Fig. 2 and to fascinate when reversing with axle 67, resin nut 71 is side shifting upwards, and with above-mentioned opposite, massage unit 20 retreats, and massage head 3030 is pulled the inside (with reference to Fig. 1) of backrest.At the state that is pulled, can carry out and original same massage.
Fascinate with the rotation of axle 67 by adjusting, promptly resin nut 71 just can be regulated the overhang of massage unit 20 with respect to the position of fascinating with axle 67.In addition, by changing the length of crank arm 63,63, also can regulate maximum overhang.
The overhang of massage unit 20 can utilize overhang detection means 79 to detect.As overhang detection means 79, for example as shown in Figure 6, can be equipped with the rheostat 79 that contacts with the 3rd connecting rod piece 78, by this rheostat 79, measure the variation of the resistance value of the rotational angle of following the 3rd connecting rod piece 78.
In addition, because crank axle 62 also rotates with the 3rd connecting rod piece 78 one, therefore also overhang detection means 79 can be set on crank axle 62.
Other embodiment of linkage 70
In above-mentioned,, crank axle 62 and resin nut 71 are linked up by the linkage 70 that utilizes spring tension that connecting rod piece 72 that the 1st connecting rod piece 73 and the 2nd connecting rod piece 75 can slide and the 3rd connecting rod piece 78 are linked up.The 1st connecting rod piece 73 and the 2nd connecting rod piece 75 are made and can be slided, be for massage head 30,30 at the state that forwards stretches out, when from the place ahead massage head 30,30 being increased dynamics, massage head 30,30 massage units 20 can retreat a little.Therefore, massage head 3030 is being stretched out state, and when accepting massage person and pushing up backrest 12 fiercely with back etc., massage head 30,30 is born powerful dynamics in the wings, and massage unit 20 retreats.Therefore, can make and accept massage person and can not feel pain.
In the occasion that does not need above-mentioned the sort of effect, the 1st connecting rod piece 73 and the 2nd connecting rod piece 75 needn't constitute with different parts, as long as the 3rd connecting rod piece 78 and resin nut 71 are directly linked with a brace 72.
In addition, since the 2nd connecting rod piece 75 with respect to the slippage of the 1st connecting rod piece 73 corresponding to the power that is applied on the massage head 30,30, therefore based on the slippage of the 2nd connecting rod piece 75, can be equipped with and detect the parts 79a that massage head 30,30 touches which position of the health of accepting massage person.This occasion, the detection of slippage as shown in Figure 6, can wait by the variable resistance 79a that trend the 2nd connecting rod piece 75 is installed and contact with it on the 1st connecting rod piece 73 and carry out.
Massage head 30,30, do not touching the state of accepting massage person, that is, the state that is positioned at backrest 12 tops from massage unit 20 is fallen massage unit 20, in case massage head 30,30 touches the shoulder of accepting massage person, massage head 30,30 just is subjected to power upwards.
As a result, the elastic force of the 2nd connecting rod piece 75 antagonistic springs 77 and upwards sliding.The slippage of the 2nd connecting rod piece 75 is detected by variable resistance 79a, just can know the position of the shoulder of accepting massage person from detected value.
Rocker arm body 80
The above-mentioned mechanism 60 of stretching out can also have with stretching out of massage unit 20 and cooperates, and makes the also forwards outstanding rocker arm body 80 of massage head 30,30.
Rocker arm body 80 is respectively by means of universal coupling 81,81,82,82 and rocking lever 83,83 banded mechanisms with the sweep of massage arm 32,32 and above-mentioned crank axle 62 as shown in Figure 7.The universal coupling 82,82 of crank axle 62 1 sides is installed in massage unit 20 when the most outstanding (with reference to Fig. 2), and the kneading ball 31,31 that makes massage arm 32,32 upsides is to position that forefront is released.
Crank axle 62 is rotated, massage unit 20 is stretched out, universal coupling 82,82 rotates with the rotation of crank axle 62, and rocking lever 83,83 is pushed to the top.Its result, rocking lever 83,83 forwards rotates massage arm 32,32, and kneading ball 31 up and down, 31a are to change to the kneading ball 31 relative main basal bases 21 of upside forwards outstanding with the substantially parallel state of backrest 12.
Utilize the above-mentioned mechanism 60 of stretching out to strengthen stretching out of massage unit 20, stretch out by making kneading ball 31, kneading ball 31,31 can fully extend the top of shoulder and implement massage efficiently.
In addition, at this state, by making kneading axle 40 and/or kowtow and hit axle 50 and rotate, the kneading ball 31 of upside can be implemented kneading and/or kowtows and hit massage at outstanding state.
When carrying out above-mentioned action, also can carry out Shiatsu in massage head 30,30 by the kneading ball 31 of upside with the back of the body of accepting massage person and waist state of contact.
Also have, when making crank axle 62 backwards rotation and massage unit 20 being retreated, with above-mentioned opposite, universal coupling 82,82 pulls down rocking lever 83,83.Its result, rocking lever 83,83 rearward rotates massage arm 32,32, and kneading ball 31,31a turn back to the substantially parallel state of relative backrest 12 up and down, just can carry out common massage.

Claims (7)

1. massage armchair, possess and accepting the sub backrest (12) that is equipped with of massage person institute seat and about the length direction of this backrest (12), can move around and have from the massage unit (20) of the outstanding a pair of massage head (30) of backrest (12), it is characterized in that possessing and make massage unit (20) stretch out mechanism (60) with respect to what backrest (12) moved forwards, backwards.
2. massage armchair according to claim 1 is characterized in that, stretches out mechanism (60) and by massage unit (20) is fascinated massage head (30) is fascinated.
3. according to claim 1 or the described massage armchair of claim 2, it is characterized in that: stretch out mechanism (60) and possess crank mechanism (61).
4. massage armchair according to claim 3 is characterized in that, the inside in backrest (12) is equipped with guide rail (14) along backrest (12); Have the roller (23) (65) that is embedded into guide rail (14) up and down respectively at massage unit (20), by the roller (65) that makes upside or downside utilize crank mechanism (61) and with respect to massage unit (20) forwards, backwards direction move, massage unit (20) is fascinated.
5. massage armchair according to claim 4, it is characterized in that, crank mechanism (61) possess rotation be embedded into freely in the roller (65) crank-pin (64) and at the crank axle (62) of eccentric position supporting crank-pin (64), by make crank axle (62) rotation make roller (65) with respect to massage unit (20) forwards, backwards direction move massage unit (20) fascinated.
6. massage armchair according to claim 5, it is characterized in that: inside in massage unit (20), possesses the nut (71) that in massage unit (20), moves up and down with spiral thrust, the linkage (70) that this nut (71) and crank axle (62) are made up of connecting rod piece (72) and connecting rod piece (78) links, by the rotation that is transformed to crank axle (62) that moves up and down, roller (65) is moved forwards, backwards with respect to massage unit (20) and massage unit (20) is fascinated nut (71).
7. according to claim 5 or the described massage armchair of claim 6, it is characterized in that, the overhang detection part (79) that possesses detection massage unit (20) overhang, this detection part (79) detect the overhang of massage unit (20) by the rotational angle of measuring crank axle (62) or connecting rod piece (78).
CNB2003101131666A 2002-12-26 2003-12-25 Massage chair Expired - Fee Related CN1250185C (en)

Applications Claiming Priority (2)

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JP2002375982A JP4104449B2 (en) 2002-12-26 2002-12-26 Chair type massage machine

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CN1250185C true CN1250185C (en) 2006-04-12

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EP (1) EP1433453A1 (en)
JP (1) JP4104449B2 (en)
KR (1) KR100540805B1 (en)
CN (1) CN1250185C (en)
TW (1) TWI230062B (en)

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JP4104449B2 (en) 2008-06-18
US20040183345A1 (en) 2004-09-23
EP1433453A1 (en) 2004-06-30
JP2004202010A (en) 2004-07-22
TW200410669A (en) 2004-07-01
TWI230062B (en) 2005-04-01
KR100540805B1 (en) 2006-01-10
KR20040058077A (en) 2004-07-03
CN1511509A (en) 2004-07-14

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