CN102697619B - Multifunctional bodybuilding office chair - Google Patents

Multifunctional bodybuilding office chair Download PDF

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Publication number
CN102697619B
CN102697619B CN 201210189032 CN201210189032A CN102697619B CN 102697619 B CN102697619 B CN 102697619B CN 201210189032 CN201210189032 CN 201210189032 CN 201210189032 A CN201210189032 A CN 201210189032A CN 102697619 B CN102697619 B CN 102697619B
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CN
China
Prior art keywords
bearing
gantry pillars
output shaft
crank
gear
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Expired - Fee Related
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CN 201210189032
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CN102697619A (en
Inventor
陶卫军
饶勇
王栋
陈海军
孙明亮
阚成勇
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Nanjing University of Science and Technology
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Nanjing University of Science and Technology
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Priority to CN 201210189032 priority Critical patent/CN102697619B/en
Publication of CN102697619A publication Critical patent/CN102697619A/en
Application granted granted Critical
Publication of CN102697619B publication Critical patent/CN102697619B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses a multifunctional bodybuilding office chair. The multifunctional bodybuilding office chair comprises a base, a box body bottom board, a bottom board, a power output mechanism, a box body lateral board, a chair back, a massage mechanism, a seat board, a seat board support, a sliding bar, a first swing block, a second swing block, a third swing block, a fourth swing block, a first swing bearing, a second swing bearing, a third swing bearing, a fourth swing bearing, a fifth swing bearing, a sixth swing bearing, a first crank, a second crank, a third crank, a fourth crank, a connecting rod, a first joint bearing, a second joint bearing, a third joint bearing, a fourth joint bearing, a fifth joint bearing, a sixth joint bearing and a rotating shaft. The multifunctional bodybuilding office chair is an ordinary office chair in the overall appearance, and integrates three functions of office work, massage and bionic riding into a whole. The multifunctional bodybuilding office chair is simple in overall structure, novel in mechanism and wide in application prospect.

Description

The multifunctional body-building office chair
Technical field
The present invention relates to a kind of multifunctional body-building office chair, particularly a kind of office chair with lower back exercise and shoulder neck massaging function.
Background technology
Personnel for the office of life-time service computer, health is sitting in for a long time on the office chair and handles official business or other operations by wrist and finger, lower back and the shoulder cervical region excessive overlong time of loading, cause occupation disease such as cervical spondylosis, lumbar muscular injury, prolapse of lumbar intervertebral disc or back muscle strain easily, directly influence its work and life, be starved of regularly lower back and shoulder cervical region are performed physical exercise and maintain.On the other hand, more existing exercise equipment often are arranged on some special-purpose health centers or outdoor activity place, and these personnel that on time go to work are difficult to accomplish to carry out regularly for a long time exercise and the health care of lower back and shoulder cervical region in time and efforts.In this case, life-time service computer office and crowd's quantity of causing lower back or shoulder cervical region to suffer from disease is on the increase has become a ubiquitous health problem.
At present, the massage armchair with shoulder back massage function of some special uses is also arranged on the market and have the health and fitness facilities of lower back exercise function, but existing these product functions are single relatively or and be not suitable for office and use.And for the people of life-time service computer office, possess simultaneously that lower back is taken exercise, the chair of shoulder neck massaging and the three kinds of functions of handling official business can be more convenient they use in office time free time, and do not need extra placement space.Collect by literature search and data information, do not find as yet to possess this multifunctional body-building office chair that lower back is taken exercise and takeed on the neck massaging function and have the office function simultaneously.
Summary of the invention
Technical problem solved by the invention is to provide a kind of multifunctional body-building office chair that the neck massaging function was tempered and takeed on to lower back that has.
The technical solution that realizes the object of the invention is: a kind of multifunctional body-building office chair comprises base, box bottom, base plate, power take-off mechanism, box side, the chair back, massage mechanism, seat board, seat board supports, sliding bar, first shakes piece, second shakes piece, first bearing pin, first gantry pillars, first crank, second bearing pin, connecting rod, the 3rd bearing pin, second gantry pillars, first oscillating bearing, the second joint bearing, the 3rd bearing pin, three-knuckle bearing, the 4th oscillating bearing, the 5th oscillating bearing, the 6th oscillating bearing, second crank, the 3rd crank, four-throw, the 3rd gantry pillars, the 4th gantry pillars, the 5th gantry pillars, the 6th gantry pillars, the 4th bearing pin, second swinging block, rotating shaft;
Base is connected on the base plate, four gantry pillars are set on the base plate, these four gantry pillars are respectively second gantry pillars, the 3rd gantry pillars, the 4th gantry pillars and the 5th gantry pillars, wherein the line between the line between second gantry pillars and the 4th gantry pillars and the 3rd gantry pillars and the 5th gantry pillars is perpendicular, the 3rd gantry pillars is connected with second swinging block by the 4th bearing pin, the 5th gantry pillars is connected with first swinging block by the 5th bearing pin, first swinging block is connected with box bottom respectively mutually with second swinging block, two box sides are set on the box bottom, between two box sides power take-off mechanism is set, second gantry pillars is connected with first oscillating bearing by the 3rd bearing pin, first oscillating bearing is connected with the second joint bearing by connecting rod, the second joint bearing is connected with first crank by second bearing pin, this first crank is connected with an end of second output shaft of power take-off mechanism, the 4th gantry pillars is connected with the 4th oscillating bearing by bearing pin, the 4th oscillating bearing is connected with the 5th oscillating bearing by connecting rod, the 5th oscillating bearing is connected with the 3rd crank by bearing pin, the 3rd crank is connected with the other end of power take-off mechanism second output shaft, wherein the phase contrast between first crank and the 3rd crank is 180 °, first gantry pillars and the 6th gantry pillars also are set on the box bottom, wherein first gantry pillars shakes piece by first bearing pin and first and is connected, first shakes sliding bar is set on the piece, this sliding bar can shake piece first and slide, one end of sliding bar is connected with three-knuckle bearing, three-knuckle bearing is connected with second crank by the 3rd bearing pin, this second crank is connected with an end of first output shaft of power take-off mechanism, the 6th gantry pillars shakes piece by bearing pin and second and is connected, second shakes sliding bar also is set on the piece, this sliding bar can shake piece second and slide, one end of described sliding bar is connected with the 6th oscillating bearing, the 6th oscillating bearing is connected with four-throw by bearing pin, and this four-throw is connected with the other end of first output shaft of power take-off mechanism; Seat board supports with sliding bar affixed by seat board, the chair back is set on the seat board, and massage mechanism is set on the chair back.
The present invention compared with prior art, its remarkable advantage is: multiple functions such as lower back exercise that 1) multifunctional body-building office chair of the present invention is integrated, shoulder neck massaging and office chair, simple and easy to use; 2) the present invention has the outward appearance of conventional chair, can place in the relative narrow space such as study, office, and place the massage machine at chair back place, start simple and convenient, can carry out lower back at any time and temper and take on neck massaging, and effectively conserve space and time, keep clerical workforce's physical and mental health; 3) the bionical device of riding partly finished of the middle part casing of multifunctional body-building office chair of the present invention possesses that lower back is taken exercise and the function of shoulder neck massaging, and the person taking exercise adopts the passive exercise mode, can not produce into psychological burden, easier being accepted, and development prospect is wide.
Below in conjunction with accompanying drawing the present invention is described in further detail.
Description of drawings
Fig. 1 is the tomograph of multifunctional body-building office chair of the present invention.
Fig. 2 carries out the output machine composition that lower back is taken exercise for multifunctional body-building office chair of the present invention.
Fig. 3 takes on the mechanism map of neck massaging for multifunctional body-building office chair of the present invention.
Fig. 4 is the control principle block diagram of multifunctional body-building office chair of the present invention.
The specific embodiment
In conjunction with Fig. 1, a kind of multifunctional body-building office chair of the present invention comprises base 1, box bottom 2, base plate 3, power take-off mechanism 4, box side 5, the chair back 6, massage mechanism 7, seat board 8, seat board supports 9, sliding bar 10, first shakes piece 11, second shakes piece, first bearing pin 12, first gantry pillars 13, first crank 14, second bearing pin 15, connecting rod 16, the 3rd bearing pin 17, second gantry pillars 18, first oscillating bearing 19, second joint bearing 20, the 3rd bearing pin 21, three-knuckle bearing 22, the 4th oscillating bearing, the 5th oscillating bearing, the 6th oscillating bearing, second crank 23, the 3rd crank, four-throw, the 3rd gantry pillars 24, the 4th gantry pillars, the 5th gantry pillars, the 6th gantry pillars, the 4th bearing pin 25, second swinging block 26, rotating shaft 27;
Base 1 is connected on the base plate 3, four gantry pillars are set on the base plate 3, these four gantry pillars are respectively second gantry pillars 18, the 3rd gantry pillars 24, the 4th gantry pillars and the 5th gantry pillars, wherein the line between the line between second gantry pillars 18 and the 4th gantry pillars and the 3rd gantry pillars 24 and the 5th gantry pillars is perpendicular, the 3rd gantry pillars 24 is connected with second swinging block 26 by the 4th bearing pin 25, the 5th gantry pillars is connected with first swinging block by the 5th bearing pin, first swinging block is connected with box bottom 2 respectively mutually with second swinging block 26, two box sides 5 are set on the box bottom 2, between two box sides 5 power take-off mechanism 4 is set, second gantry pillars 18 is connected with first oscillating bearing 19 by the 3rd bearing pin 17, first oscillating bearing 19 is connected with second joint bearing 20 by connecting rod 16, second joint bearing 20 is connected with first crank 14 by second bearing pin 15, this first crank 14 is connected with an end of second output shaft 408 of power take-off mechanism 4, the 4th gantry pillars is connected with the 4th oscillating bearing by bearing pin, the 4th oscillating bearing is connected with the 5th oscillating bearing by connecting rod, the 5th oscillating bearing is connected with the 3rd crank by bearing pin, the 3rd crank is connected with the other end of power take-off mechanism 4 second output shafts 408, wherein the phase contrast between first crank 14 and the 3rd crank is 180 °, first gantry pillars 13 and the 6th gantry pillars also are set on the box bottom 2, wherein first gantry pillars 13 shakes piece 11 by first bearing pin 12 and first and is connected, first shakes sliding bar 10 is set on the piece 11, this sliding bar 10 can shake piece 11 first and slide, one end of sliding bar 10 is connected with three-knuckle bearing 22, three-knuckle bearing 22 is connected with second crank 23 by the 3rd bearing pin 21, this second crank 23 is connected with an end of first output shaft 406 of power take-off mechanism 4, the 6th gantry pillars shakes piece by bearing pin and second and is connected, second shakes sliding bar also is set on the piece, this sliding bar can shake piece second and slide, one end of described sliding bar is connected with the 6th oscillating bearing, the 6th oscillating bearing is connected with four-throw by bearing pin, and this four-throw is connected with the other end of first output shaft 406 of power take-off mechanism; Seat board 8 is affixed with sliding bar by seat board support 9, and the chair back 6 is set on the seat board 8, and massage mechanism 7 is set on the chair back 6.
The two ends of second output shaft 408 of described power take-off mechanism 4 are connected mutually with first crank and the 3rd crank respectively, described first crank and the 3rd crank differ 180 ° of phase places, thus, second output shaft 408 of power take-off mechanism 4 rotates, two cranks that drive differs 180 ° of phase places rotate, the casing that pulling is made up of box bottom 2 and two box sides is around 25 swings of the 4th bearing pin, thereby realizes swinging of seat board 8;
The chair back 6 is connected with seat board 8 by rotating shaft 27, and massage mechanism 7 is arranged in the chair back 6, and the described chair back 6 can be around the shaft 27 rotates and be set with two different duties relative to seat board 8; When corner was zero, the chair back 6 put down, and its front surface contacts with seat board 8, and the people can ride over the back side of the chair back 6, and hands catches the handrail on the chair back to realize the lower back exercise function; When corner was positioned at 100 °, the chair back 6 was opened, and the people can be sitting on the seat board 8 shoulder is leaned against on the chair back 6 front surfaces, was massaged by 7 pairs of shoulders of massage mechanism cervical region.
In conjunction with Fig. 2, power take-off mechanism 4 comprises direct current generator 401, holder 402, decelerator 403, first bevel gear 404, second bevel gear 405, first output shaft 406, pinion 407, second output shaft 408, gear wheel 409, first fixing head 411 and second fixing head 410;
Wherein direct current generator 401 is installed on the side plate, decelerator 403 be connected mutually with direct current generator 401 and its output shaft on be fixed with first bevel gear 404, described first bevel gear 404 is meshed with second bevel gear 405 on being enclosed within first output shaft 406, on first output shaft 406 pinion 407 is set, described first output shaft 406 runs through two box sides 5 and can rotate, its two ends prevent the move left and right of first output shaft 406 by being fixedly mounted on two first fixing heads 411 on the box side 5 respectively, being enclosed within pinion 407 on first output shaft 406 is meshed with gear wheel 409 on being enclosed within second output shaft 408 and drives second output shaft 408 and rotate, described second output shaft 408 runs through two box sides 5 and can rotate, and its two ends prevent the move left and right of second output shaft 408 by being fixedly mounted on two second fixing heads 410 on the box side 5 respectively.
Wherein the gear ratio of pinion 407 and gear wheel 409 is 1 ﹕ 2.
When the direct current generator 401 in the power take-off mechanism 4 rotates, by decelerator 403 rotation is outputed to first bevel gear 404, and drive first output shaft 406 by second bevel gear 404 that is meshed with first bevel gear 404 and rotate, rotation is outputed to two cover crank slide block mechanisms and drive seat board up and down and fore-and-aft direction move; Rotated together by pinion 407 drive gear wheels 409 and second output shaft 408 on first output shaft 406 simultaneously, power is outputed to two crank and rocker mechanisms and drives swinging of seat board.Thus, can realize front and back, the pitching of seat board 8 and the three-dimensional motion curve that swings by a direct current generator 401, thereby realize the motion exercise function to lower back.In addition, because the gear ratio of pinion 407 and gear wheel 409 is 1 ﹕ 2, make that the ratio in its swing cycle and the cycle of front and back elevating movement is 1 ﹕ 2, finish one before and after elevating movement in the time of the cycle, finish the motion in two cycles that swing.
In conjunction with Fig. 3, massage mechanism 7 comprises support 701, first massage wheels 702, first gear 703, motor and decelerator 704, second massage wheels 705, gear shaft 706 and second gear 707;
Its medium-height trestle 701 is fixedly mounted on the chair back 6, motor and decelerator 704 are fixedly mounted on the support 701, fixed installation first gear 703 on motor and decelerator 704 output shafts, second gear 707 is fixedly mounted on the gear shaft 706 and with first gear 703 and is meshed, the two ends of gear shaft 706 are run through two side plates of support 701 and can be relatively rotated, first massage wheels 702 and second massage wheels 705 are enclosed within on the gear shaft 706 and with it and are fastened, along with gear shaft 706 rotates together synchronously, described first massage wheels 702 and second massage wheels 705 are eccentric, can realize eccentric rotary under the drive of gear shaft 706.The excircle of two massage wheels is the front surface of the outstanding chair back 6 simultaneously, and the shoulder cervical region that leans against the occupant on the chair back 6 front surfaces is carried out by pressing massage.
In conjunction with Fig. 4, control circuit comprises a DC speed regulator, a 5v dc source, two slide rheostats, several resistance.Form a weakness signal output system by 5v dc source, driving switch, travel switch, adjustable control circuit, signal to a 0v to 5v of controlled DC speed regulator input, behind the speed regulator acknowledge(ment) signal 220v civil power of another port input is converted to the DC voltage of 40 times of this signals, input to direct current generator, control rotating speed of motor by the input voltage of control motor.When needs stop, the gear knob is threaded to the pass shelves can activates travel switch, make that motor cut off the power supply when seat arrived horizontal level, stop motion.
The present invention has that lower back is taken exercise, when shoulder neck massaging and this three big function of handling official business are used its office and are takeed on the neck massaging function it morphosis as shown in Figure 1.Only need be placed on during office and just can use as office chair before the desk, the occupant is sitting on the seat board 8 and leans against on the chair back 6 in the time of need takeing on neck massaging, opens the switch of the chair back 6 sides again and just can massage.When using the lower back exercise function, need the chair back 6 to detain, its front surface is combined with the upper surface of seat board 8, the occupant rides on the rear surface of the chair back 6 and hands is grabbed handle on the chair back, the rotation of control direct current generator 401 can realize the three-dimensional motion of seat board 8, plays the function that lower back is taken exercise.After lower back was taken exercise or takeed on neck massaging, the disable motor power supply got final product.
The topmost function of the present invention is bionical riding, and foregoing body-building function just after connecting civil power, also needs the chair back detained with chair seat plane and is combined, and with the locking device locking, prevent relative motion when using this function.This moment, user can straddle on the chair back back side, two pedals are on stirrup, catch the handle on the chair back, draw oneself up, open switch again, turn gear knob can allow mechanism kinematic, demand according to oneself is selected suitable gear, and selected back both hands are caught handle, straight and upright waist, keep waist straight and upright at the rolling disorder of internal organs, to reach the effect of tempering waist.In the time of need stopping knob being threaded to " pass " gets final product.
Thus, by this multifunctional body-building office chair, can in office work, carry out lower back exercise and shoulder neck massaging easily, effectively alleviate the overtired of lower back and shoulder cervical region, have a good application prospect.

Claims (5)

1. multifunctional body-building office chair, it is characterized in that, comprise base [1], box bottom [2], base plate [3], power take-off mechanism [4], box side [5], the chair back [6], massage mechanism [7], seat board [8], seat board supports [9], sliding bar [10], first shakes piece [11], second shakes piece, first bearing pin [12], first gantry pillars [13], first crank [14], second bearing pin [15], connecting rod [16], the 3rd bearing pin [17], second gantry pillars [18], first oscillating bearing [19], second joint bearing [20], the 3rd bearing pin [21], three-knuckle bearing [22], the 4th oscillating bearing, the 5th oscillating bearing, the 6th oscillating bearing, second crank [23], the 3rd crank, four-throw, the 3rd gantry pillars [24], the 4th gantry pillars, the 5th gantry pillars, the 6th gantry pillars, the 4th bearing pin [25], second swinging block [26];
Base [1] is connected on the base plate [3], four gantry pillars are set on the base plate [3], these four gantry pillars are respectively second gantry pillars [18], the 3rd gantry pillars [24], the 4th gantry pillars and the 5th gantry pillars, wherein the line between the line between second gantry pillars [18] and the 4th gantry pillars and the 3rd gantry pillars [24] and the 5th gantry pillars is perpendicular, the 3rd gantry pillars [24] is connected with second swinging block [26] by the 4th bearing pin [25], the 5th gantry pillars is connected with first swinging block by the 5th bearing pin, first swinging block is connected with box bottom [2] respectively mutually with second swinging block [26], two box sides [5] are set on the box bottom [2], power take-off mechanism [4] is set between two box sides [5], second gantry pillars [18] is connected with first oscillating bearing [19] by the 3rd bearing pin [17], first oscillating bearing [19] is connected with second joint bearing [20] by connecting rod [16], second joint bearing [20] is connected with first crank [14] by second bearing pin [15], this first crank [14] is connected with an end of second output shaft [408] of power take-off mechanism [4], the 4th gantry pillars is connected with the 4th oscillating bearing by bearing pin, the 4th oscillating bearing is connected with the 5th oscillating bearing by connecting rod, the 5th oscillating bearing is connected with the 3rd crank by bearing pin, the 3rd crank is connected with the other end of power take-off mechanism [4] second output shafts [408], wherein the phase contrast between first crank [14] and the 3rd crank is 180 °, first gantry pillars [13] and the 6th gantry pillars also are set on the box bottom [2], wherein first gantry pillars [13] shakes piece [11] by first bearing pin [12] and first and is connected, first shakes sliding bar [10] is set on the piece [11], this sliding bar [10] can shake piece [11] first and slide, one end of sliding bar [10] is connected with three-knuckle bearing [22], three-knuckle bearing [22] is connected with second crank [23] by the 3rd bearing pin [21], this second crank [23] is connected with an end of first output shaft [406] of power take-off mechanism [4], the 6th gantry pillars shakes piece by bearing pin and second and is connected, second shakes sliding bar also is set on the piece, this sliding bar can shake piece second and slide, one end of described sliding bar is connected with the 6th oscillating bearing, the 6th oscillating bearing is connected with four-throw by bearing pin, and this four-throw is connected with the other end of first output shaft [406] of power take-off mechanism; It is affixed with sliding bar that seat board [8] supports [9] by seat board, and the chair back [6] is set on the seat board [8], and massage mechanism [7] is set on the chair back [6].
2. multifunctional body-building office chair according to claim 1, it is characterized in that power take-off mechanism [4] comprises direct current generator [401], holder [402], decelerator [403], first bevel gear [404], second bevel gear [405], first output shaft [406], pinion [407], second output shaft [408], gear wheel [409], first fixing head [411] and second fixing head [410];
Wherein direct current generator [401] is installed on the side plate, decelerator [403] be connected mutually with direct current generator [401] and its output shaft on be fixed with first bevel gear [404], described first bevel gear [404] is meshed with second bevel gear [405] on being enclosed within first output shaft [406], pinion [407] is set on first output shaft [406], described first output shaft [406] runs through two box sides [5] and can rotate, its two ends prevent the move left and right of first output shaft [406] by two first fixing heads [411] that are fixedly mounted on the box side [5] respectively, being enclosed within pinion [407] on first output shaft [406] is meshed with gear wheel [409] on being enclosed within second output shaft [408] and drives second output shaft [408] and rotate, described second output shaft [408] runs through two box sides [5] and can rotate, and its two ends prevent the move left and right of second output shaft [408] by two second fixing heads [410] that are fixedly mounted on the box side [5] respectively.
3. multifunctional body-building office chair according to claim 2 is characterized in that, the gear ratio of pinion [407] and gear wheel [409] is 1 ﹕ 2.
4. multifunctional body-building office chair according to claim 1, it is characterized in that massage mechanism [7] comprises support [701], first massage wheels [702], first gear [703], motor and decelerator [704], second massage wheels [705], gear shaft [706] and second gear [707];
Its medium-height trestle [701] is fixedly mounted on the chair back [6], motor and decelerator [704] are fixedly mounted on the support [701], fixed installation first gear [703] on motor and decelerator [704] output shaft, second gear [707] is fixedly mounted on gear shaft [706] and upward and with first gear [703] is meshed, the two ends of gear shaft [706] are run through two side plates of support [701] and can be relatively rotated, first massage wheels [702] and second massage wheels [705] are enclosed within gear shaft [706] and upward and with it are fastened, along with gear shaft [706] rotates together synchronously, described first massage wheels [702] and second massage wheels [705] are eccentric, can realize eccentric rotary under the drive of gear shaft [706].
5. multifunctional body-building office chair according to claim 1 is characterized in that, the chair back [6] is connected with seat board [8] by rotating shaft [27].
CN 201210189032 2012-06-08 2012-06-08 Multifunctional bodybuilding office chair Expired - Fee Related CN102697619B (en)

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CN 201210189032 CN102697619B (en) 2012-06-08 2012-06-08 Multifunctional bodybuilding office chair

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CN 201210189032 CN102697619B (en) 2012-06-08 2012-06-08 Multifunctional bodybuilding office chair

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CN102697619B true CN102697619B (en) 2013-08-14

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104905939A (en) * 2015-06-02 2015-09-16 哈尔滨工程大学 Multifunctional rehabilitation chair
CN108185711A (en) * 2017-12-28 2018-06-22 浙江传媒学院 A kind of movement sofa with self-powered function

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2542225Y (en) * 2001-10-11 2003-04-02 张占安 Torsion stretching body-building chair
WO2006077898A1 (en) * 2005-01-13 2006-07-27 Kabushikikaisya Kawai Iryou Kaihatsu Center Chair
JP2007312857A (en) * 2006-05-23 2007-12-06 Family Co Ltd Massaging machine
CN201384670Y (en) * 2009-04-10 2010-01-20 沈阳建筑大学 Multifunctional health device
CN102123690A (en) * 2008-12-05 2011-07-13 大东电机工业株式会社 Massage chair with foot massaging device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2542225Y (en) * 2001-10-11 2003-04-02 张占安 Torsion stretching body-building chair
WO2006077898A1 (en) * 2005-01-13 2006-07-27 Kabushikikaisya Kawai Iryou Kaihatsu Center Chair
JP2007312857A (en) * 2006-05-23 2007-12-06 Family Co Ltd Massaging machine
CN102123690A (en) * 2008-12-05 2011-07-13 大东电机工业株式会社 Massage chair with foot massaging device
CN201384670Y (en) * 2009-04-10 2010-01-20 沈阳建筑大学 Multifunctional health device

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