CN202820398U - Electric automatic lifting health care chair - Google Patents
Electric automatic lifting health care chair Download PDFInfo
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- CN202820398U CN202820398U CN 201220513113 CN201220513113U CN202820398U CN 202820398 U CN202820398 U CN 202820398U CN 201220513113 CN201220513113 CN 201220513113 CN 201220513113 U CN201220513113 U CN 201220513113U CN 202820398 U CN202820398 U CN 202820398U
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Abstract
The utility model discloses an electric automatic lifting health care chair. The electric automatic lifting health care chair comprises a chair seat, as well as at least one motor, a lifting device for driving the chair seat to ascend or descend, a screw rod and a control device for driving the motor to act, wherein the top end of the lifting device is connected with the chair seat; the lifting device comprises an internal thread, the screw rod is rotatably mounted below the chair seat, and the screw rod is in spiral fitting with the internal thread of the lifting device; and the screw rod is driven by the motor to rotate, and the motor is driven by the control device. The electric automatic lifting health care chair disclosed by the utility model adopts an electric way to control the chair seat to descend and ascend automatically, so that a user can feel more comfortable during the using process; and the electric automatic lifting health care chair can further play a role in regulating cervical fatigue and visual fatigue of people, and simultaneously can realize the motion of the lumbar vertebra of people so as to realize a regulation and health care effect against the lumbar vertebra. The electric automatic lifting health care chair disclosed by the utility model further has the characteristics that the control is convenient, the control height can not be different due to different individual weights of users, the electric automatic lifting health care chair is less prone to being damaged, and the like.
Description
Technical field
The utility model relates to a kind of nursing chair, particularly relates to a kind of electrodynamic type automatic up-down health care chair.
Background technology
Chair is one of articles for use indispensable during we live, it generally comprises seat support and support leg structure, what have also comprises the chair back, mainly divides fixed and two types of adjustable-heights, height-adjustable chair mainly be for make various different heights be fit to per capita use.Yet, no matter prior art is the chair of which kind of type, its highly generally be fixing or regulate after be in fixing state, the crowd that it causes long-time sitting to be bent over the desk easily, such as office crowd, student group etc. because of long-term sitting, adds that long-term sitting posture is bad and suffers from various common diseases, such as protrusion of lumber intervertebral disc, cervical spondylopathy etc., thus had a strong impact on life.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, and a kind of electrodynamic type automatic up-down health care chair is provided, and it can play regulating action to people's cervical vertebra, eyesight, lumbar vertebrae.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of electrodynamic type automatic up-down health care chair comprises seat support; The control device that also comprises at least one motor, is used for driving seat support rising or the lowering or hoisting gear that descends, screw rod and is used for the drive motors action; The top of lowering or hoisting gear connects seat support; This lowering or hoisting gear has internal thread, and screw rod is rotatably installed on the seat support below, and this screw rod cooperates with the internal thread phase spiral of lowering or hoisting gear; This screw rod is rotated by motor-driven, and motor is driven by control device.
Described lowering or hoisting gear comprises the lifting cover, and the top of lifting cover connects described seat support, and this lifting tackling has described internal thread; Also comprise a fixed cover, this fixed cover is fixedly installed in described seat support below, and the lifting cover can be set in the fixed cover up or down; Described screw rod is rotatably installed in the fixed cover, and cooperates with the internal thread phase spiral of lifting cover.
Described control device comprises for described lowering or hoisting gear being carried out spacing up stroke limit switch and down stroke limit switch, being used for driver module, supply module and the control module of drive motors work; Up stroke limit switch and down stroke limit switch are installed on respectively top and the bottom of described fixed cover, the output of this up stroke limit switch and down stroke limit switch is connected to respectively the input of control module, control module is powered by supply module, the output of this control module is connected to driver module, and motor is connected with supply module by driver module.
Described driver module comprises a relay, and this relay has at least two group contacts, and each is organized the contact and comprises respectively a movable contact and two stationary contacts; Described motor is one, and is either-rotation motor; The output of described control module is connected to the coil input end of this relay, the movable contact of wherein two groups of contacts of this relay is connected with power cathode with the positive source of supply module respectively, four stationary contact interconnections of two groups of contacts of this of this relay, and two stationary contacts of the wherein one group of contact in these two groups of contacts of this relay are connected with the power-input with the power supply positive input terminal of described motor respectively.
Described driver module comprises two relays, and these two relays have respectively at least one group of contact, and every group of contact comprises a movable contact, a normally opened contact and a normally-closed contact; Described motor is one, and is either-rotation motor; The output of described control module is connected to the coil input end of two relays, the movable contact of wherein one group of contact of two relays is connected with power cathode with the positive source of supply module respectively, wherein the normally opened contact of this group contact of a relay is connected with the power-input with the power supply positive input terminal of described motor respectively with normally-closed contact, and the normally opened contact of this group contact of another relay is connected with the power supply positive input terminal with the power-input of described motor respectively with normally-closed contact.
Described driver module comprises a relay, and this relay has at least one group of contact, and every group of contact comprises a movable contact and two stationary contacts; Described motor is two, and direction of rotation; The output of described control module is connected to the coil input end of relay, the wherein movable contact of one group of contact of relay is connected to the positive source of supply module, the power supply positive input terminal of two motors is connected with two stationary contacts of this group contact of relay respectively, and the power-input of two motors is connected with the power cathode of supply module respectively.
Described control module comprises NE555 chip, the first electric capacity, the second electric capacity, the first resistance, the second resistance, the 3rd resistance and the 4th resistance; Described supply module comprises the charging inlet of chargeable battery and chargeable battery; One end of described up stroke limit switch is by the 2nd pin of the 4th resistance connection NE555 chip, and the other end of described up stroke limit switch is connected with the positive pole of chargeable battery, the 8th pin of NE555 chip respectively; The positive pole of chargeable battery and negative pole consist of respectively positive source and the power cathode of described supply module, and the positive pole of this chargeable battery is connected to the 4th pin of NE555 chip, the minus earth of chargeable battery; The 8th pin of one termination NE555 chip of described down stroke limit switch, the other end of described down stroke limit switch are connected to the 6th pin of NE555 chip by the second resistance; The 5th pin of NE555 chip is by the first capacity earth, and the 6th pin of NE555 chip is also by the first resistance eutral grounding; The second electric capacity and the 3rd resistance are connected in parallel between the 2nd pin and ground end of NE555 chip; The 1st pin ground connection of NE555 chip; The 3rd pin of NE555 chip is connected to a wherein coil input end of described relay, another coil input end ground connection of described relay.
The outer wall of described lifting cover is along vertically being provided with spacing raised line, and described fixed cover is provided with the limit sliding chutes suitable with this spacing raised line, and spacing raised line sliding sleeve rotates to limit described lifting cover in limit sliding chutes.
Also comprise speed-changing gear box, the rotating shaft of described motor is connected with described screw rod by this speed-changing gear box.
Also comprise support leg structure, this support leg structure is positioned at the below of described seat support, and described screw rod, fixed cover, motor, driver module, control module and supply module are installed on respectively this support leg structure.
A kind of electrodynamic type automatic up-down health care chair of the present utility model, its seat support can rise or descend with lowering or hoisting gear, after the people is sitting on the seat support, make the driven by motor lowering or hoisting gear repeat to realize the action of rising and descending by control device, people's head and eyes are all moved with this nursing chair, play regulating action with this cervical vertebra fatigue and asthenopia to the people, also make people's lumbar vertebrae obtain motion simultaneously, lumbar vertebrae is played the adjusting health-care effect.
The beneficial effects of the utility model are, adopt electronic mode to control to control seat support and automatically descend, can control the seat support automatic-ascending again, make the user in use more comfortable, and people's head and eyes are all moved with seat support, play regulating action with this cervical vertebra fatigue and asthenopia to the people, also make people's lumbar vertebrae obtain motion simultaneously, lumbar vertebrae is played the adjusting health-care effect.The utility model has also that control is convenient, control highly can be not different because of user's individual weight differential, be not easy the characteristics such as damage.
Below in conjunction with drawings and Examples the utility model is described in further detail; But a kind of electrodynamic type automatic up-down health care chair of the present utility model is not limited to embodiment.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the theory diagram of Electric Machine Control part of the present utility model;
Fig. 3 is the circuit connection diagram that the utility model is corresponding among Fig. 2.
The specific embodiment
Embodiment, see also Fig. 1-shown in Figure 3, a kind of electrodynamic type automatic up-down health care chair of the present utility model comprises seat support (embodying among the figure) and support leg structure 1, this support leg structure 1 is connected by many supporting legs and forms, and wheel also is equipped with in the bottom of every supporting leg.The utility model comprises that also at least one motor 2, one are used for driving lowering or hoisting gear, a screw rod 4 and control device that is used for the drive motors action that seat support rises or descends; Lowering or hoisting gear can along vertically move up and down between seat support and support leg structure 1, and the top of this lowering or hoisting gear connects seat support; This lowering or hoisting gear has internal thread, but screw rod 4 original places are installed on support leg structure 1 rotationally, and this screw rod 4 cooperates with the internal thread phase spiral of lowering or hoisting gear; This screw rod 4 drives rotation by motor 2, and motor 2 is driven by control device.
As a kind of preferred, above-mentioned lowering or hoisting gear comprises a lifting cover 3, and the top of this lifting cover 3 connects seat support, the inwall of this lifting cover 3 all or the part have internal thread; The utility model also comprises a fixed cover 5, is used for restriction lifting cover 3 and rotates.This fixed cover 5 is along the top that vertically is fixedly installed in above-mentioned support leg structure 1, and lifting cover 3 can be along vertically being set in up or down in this fixed cover 5; Above-mentioned screw rod 4 is interspersed in the lifting cover 3, and cooperates with the internal thread phase spiral of this lifting cover 3.Here, the internal thread of lifting cover 3 also can not be that lifting cover itself is intrinsic, but fixedly mounts the device with internal thread, for example swivel nut in the inboard of lifting cover.In order to make fixed cover 5 can keep 3 edges of lifting cover vertically mobile, the utility model specifically vertically arranges spacing raised line 31 on the outer wall edge of lifting cover 3, at fixed cover 5 limit sliding chutes 51 suitable with this spacing raised line 31 is set, make spacing raised line 31 sliding sleeves in limit sliding chutes 51, can limit lifting cover 3 and rotate.Except this, can also adopt other structure to limit lifting cover 3 and rotate, for example, can make the cross section of lifting cover 3 and fixed cover 5 be respectively non-circular shape, so, after the lifting cover is set in the hard-wired fixed cover, can limits the lifting cover and rotate.
Lowering or hoisting gear of the present utility model also can adopt other structure to realize, for example, can adopt swivel nut to realize, at this moment, can adopt connecting rod to be connected with seat support this swivel nut, the internal thread of this swivel nut is cooperated with the external screw thread phase spiral of screw rod, can move up and down by screw rod band movable snail sleeve, rise or descend thereby drive seat support.
As a kind of preferred, above-mentioned control device comprises for lowering or hoisting gear being carried out spacing up stroke limit switch 6 and down stroke limit switch 7, being used for driver module 9, supply module 10 and the control module 8 of drive motors work; Up stroke limit switch 6 and down stroke limit switch 7 are installed on respectively top and the bottom of above-mentioned fixed cover 5, the output of this up stroke limit switch 6 and down stroke limit switch 7 is connected to respectively the input of control module 8, control module 8 is by supply module 10 power supplies, the output of this control module 8 is connected to driver module 9, and motor 2 is connected with supply module 10 by driver module 9.
Specifically, as shown in Figure 3, above-mentioned driver module 9 comprises a relay J 1, this relay J 1 has two groups of contacts (certainly, also can have two groups of above contacts), each is organized the contact and comprises respectively a movable contact a/d and two stationary contacts, is respectively normally opened contact and normally-closed contact.Said motor 2 is one, and this motor 2 is either-rotation motor.Two movable contact a, the d of this relay J 1 is connected with power cathode with the positive source of supply module respectively, four stationary contact interconnections of this relay J 1 (namely, wherein one group of normally opened contact b of this relay J 1 is connected with the normally-closed contact f of another group contact, the normally-closed contact c of wherein one group of contact of this relay J 1 is connected with the normally opened contact e of another group contact), two stationary contacts (that is, normally opened contact e and normally-closed contact f) in wherein one group of contact of this relay J 1 are connected with the power-input with the power supply positive input terminal of motor 2 respectively.
Above-mentioned driver module 9 also can adopt other form, for example, above-mentioned driver module 9 also can comprise two relays, and these two relays have respectively one group of contact (certainly, also can have one group of above contact), this group contact comprises a movable contact, a normally opened contact and a normally-closed contact.At this moment, said motor is one, and is either-rotation motor; The movable contact of two relays is connected with power cathode with the positive source of supply module respectively, wherein the normally opened contact of a relay is connected with the power-input with the power supply positive input terminal of motor respectively with normally-closed contact, and the normally opened contact of another relay is connected with the power supply positive input terminal with the power-input of motor respectively with normally-closed contact.
Perhaps, above-mentioned driver module 9 also can include only a relay, and this relay has one group of contact (certainly, also can have one group of above contact), this group contact comprises having a movable contact and two stationary contacts, is respectively the normally opened contact normally-closed contact.At this moment, said motor can be two, and direction of rotation; The movable contact of this relay is connected to the positive source of supply module, and the power supply positive input terminal of two motors is connected with two stationary contacts of relay respectively, and the power-input of two motors is connected with the power cathode of supply module respectively.Between these two motors and above-mentioned screw rod, increase reversing arrangement, and two motors are oppositely dallied, can drive respectively above-mentioned screw rod by these two motors and rotate and reverse.
Perhaps, above-mentioned driver module 9 also can adopt contactor to realize.
As a kind of preferred, above-mentioned control module 8 comprises NE555 chip IC 1, the first capacitor C 1, the first resistance R 1, the second resistance R 2, the second capacitor C 2, the 3rd resistance R 3 and the 4th resistance R 4; Supply module comprises the charging inlet E2 of chargeable battery E1, chargeable battery.One end of up stroke limit switch 6 is by the 2nd pin of the 4th resistance R 4 connection NE555 chip IC 1, and the other end of up stroke limit switch 6 is connected with the positive pole of chargeable battery E1, the 8th pin of NE555 chip IC 1 respectively; The positive pole of chargeable battery E1 and negative pole consist of respectively positive source and the power cathode of supply module 10, and the positive pole of this chargeable battery E1 is connected to the 4th pin of NE555 chip IC 1, the minus earth of chargeable battery E1; The 8th pin of one termination NE555 chip IC 1 of down stroke limit switch 7, the other end of down stroke limit switch 7 are connected to the 6th pin of NE555 chip IC 1 by the second resistance R 2; The 5th pin of NE555 chip IC 1 is by the first capacitor C 1 ground connection, and the 6th pin of NE555 chip IC 1 is also by the first resistance R 1 ground connection; The second capacitor C 2 and the 3rd resistance R 3 are connected in parallel between the 2nd pin and ground end of NE555 chip IC 1; The 1st pin ground connection of NE555 chip IC 1; The 3rd pin of NE555 chip IC 1 is connected to a wherein coil input end of above-mentioned relay J 1, another coil input end ground connection of above-mentioned relay J 1.
As a kind of preferred, the utility model also comprises the speed-changing gear box 21 that is installed on the above-mentioned support leg structure, and the rotating shaft of motor 2 is connected with screw rod 4 by this speed-changing gear box 21.
Said motor 2, this driver module 9 of driver module 9(specifically are installed on the circuit board of control module 8 correspondences), supply module 10 and control module 8 be installed on respectively on the above-mentioned support leg structure.
A kind of electrodynamic type automatic up-down health care chair of the present utility model, NE555 chip IC 1 and peripheral circuit thereof consist of bistable circuit, the 1st pin of this NE555 chip IC 1 is earth terminal, the 2nd pin is trigger end, and the 3rd pin is output, and the 4th pin is reset terminal, the 5th pin is the control voltage end, the 6th pin is the replacement keyed end, and the 7th pin is discharge end, and the 8th pin is power voltage terminal.The course of work of the present utility model comprises decline process and uphill process, during decline, screw rod 4 drives lifting cover 3 and moves down under the driving of motor 2, when 3 declines of lifting cover put in place, down stroke limit switch 7 disconnected, and makes the voltage drop of the 6th pin of NE555 chip IC 1, the voltage of the 3rd pin of NE555 chip IC 1 rises, thereby two movable contact a, d making relay J 1 respectively normally opened contact b, the e with corresponding are closed, then motor 2 commutations, and drive liftings cover 3 by screw rod 4 and rise; Down stroke limit switch 7 resets.When 3 risings of lifting cover put in place, up stroke limit switch 6 closures, the voltage of the 2nd pin of NE555 chip IC 1 is risen, the voltage drop of the 3rd pin of NE555 chip IC 1, thereby two movable contact a, d making relay J 1 respectively normally-closed contact c, the f with corresponding are closed, then motor 2 commutations, and by 3 declines of screw rod 4 drive lifting covers; Up stroke limit switch 6 resets.Repetitive cycling like this, the utility model can drive seat support and finish the automatic lifting process.
A kind of electrodynamic type automatic up-down health care chair of the present utility model, after the people is sitting on the seat support, make driven by motor lifting cover repeat to realize the action of rising and descending by control device, people's head and eyes are all moved with this seat support, play regulating action with this cervical vertebra fatigue and asthenopia to the people, also make simultaneously people's lumbar vertebrae obtain motion, lumbar vertebrae is played the adjusting health-care effect.
Above-described embodiment only is used for further specifying a kind of electrodynamic type automatic up-down health care chair of the present utility model; but the utility model is not limited to embodiment; every foundation technical spirit of the present utility model all falls in the protection domain of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment does.
Claims (10)
1. an electrodynamic type automatic up-down health care chair comprises seat support; It is characterized in that: the control device that also comprises at least one motor, is used for driving seat support rising or the lowering or hoisting gear that descends, screw rod and is used for the drive motors action; The top of lowering or hoisting gear connects seat support; This lowering or hoisting gear has internal thread, and screw rod is rotatably installed on the seat support below, and this screw rod cooperates with the internal thread phase spiral of lowering or hoisting gear; This screw rod is rotated by motor-driven, and motor is driven by control device.
2. electrodynamic type automatic up-down health care chair according to claim 1, it is characterized in that: described lowering or hoisting gear comprises the lifting cover, and the top of lifting cover connects described seat support, and this lifting tackling has described internal thread; Also comprise a fixed cover, this fixed cover is fixedly installed in described seat support below, and the lifting cover can be set in the fixed cover up or down; Described screw rod is rotatably installed in the solid-state cover, and cooperates with the internal thread phase spiral of lifting cover.
3. electrodynamic type automatic up-down health care chair according to claim 2 is characterized in that: described control device comprises for described lowering or hoisting gear being carried out spacing up stroke limit switch and down stroke limit switch, being used for driver module, supply module and the control module of drive motors work; Up stroke limit switch and down stroke limit switch are installed on respectively top and the bottom of described fixed cover, the output of this up stroke limit switch and down stroke limit switch is connected to respectively the input of control module, control module is powered by supply module, the output of this control module is connected to driver module, and motor is connected with supply module by driver module.
4. electrodynamic type automatic up-down health care chair according to claim 3, it is characterized in that: described driver module comprises a relay, and this relay has at least two group contacts, and each is organized the contact and comprises respectively a movable contact and two stationary contacts; Described motor is one, and is either-rotation motor; The output of described control module is connected to the coil input end of this relay, two movable contacts of wherein two groups of contacts of this relay are connected with power cathode with the positive source of supply module respectively, four stationary contact interconnections of two groups of contacts of this of this relay, and two stationary contacts of the wherein one group of contact in these two groups of contacts of this relay are connected with the power-input with the power supply positive input terminal of described motor respectively.
5. electrodynamic type automatic up-down health care chair according to claim 3, it is characterized in that: described driver module comprises two relays, these two relays have respectively at least one group of contact, and every group of contact comprises a movable contact, a normally opened contact and a normally-closed contact; Described motor is one, and is either-rotation motor; The output of described control module is connected to the coil input end of two relays, the movable contact of wherein one group of contact of two relays is connected with power cathode with the positive source of supply module respectively, wherein the normally opened contact of this group contact of a relay is connected with the power-input with the power supply positive input terminal of described motor respectively with normally-closed contact, and the normally opened contact of this group contact of another relay is connected with the power supply positive input terminal with the power-input of described motor respectively with normally-closed contact.
6. electrodynamic type automatic up-down health care chair according to claim 3, it is characterized in that: described driver module comprises a relay, and this relay has at least one group of contact, every group of contact comprises two stationary contacts of a movable contact; Described motor is two, and direction of rotation; The output of described control module is connected to the coil input end of relay, the wherein movable contact of one group of contact of relay is connected to the positive source of supply module, the power supply positive input terminal of two motors is connected with two stationary contacts of this group contact of relay respectively, and the power-input of two motors is connected with the power cathode of supply module respectively.
7. each described electrodynamic type automatic up-down health care chair according to claim 4-6, it is characterized in that: described control module comprises NE555 chip, the first electric capacity, the second electric capacity, the first resistance, the second resistance, the 3rd resistance and the 4th resistance; Described supply module comprises the charging inlet of chargeable battery and chargeable battery; One end of described up stroke limit switch is by the 2nd pin of the 4th resistance connection NE555 chip, and the other end of described up stroke limit switch is connected with the positive pole of chargeable battery, the 8th pin of NE555 chip respectively; The positive pole of chargeable battery and negative pole consist of respectively positive source and the power cathode of described supply module, and the positive pole of this chargeable battery is connected to the 4th pin of NE555 chip, the minus earth of chargeable battery; The 8th pin of one termination NE555 chip of described down stroke limit switch, the other end of described down stroke limit switch are connected to the 6th pin of NE555 chip by the second resistance; The 5th pin of NE555 chip is by the first capacity earth, and the 6th pin of NE555 chip is also by the first resistance eutral grounding; The second electric capacity and the 3rd resistance are connected in parallel between the 2nd pin and ground end of NE555 chip; The 1st pin ground connection of NE555 chip; The 3rd pin of NE555 chip is connected to a wherein coil input end of described relay, another coil input end ground connection of described relay.
8. electrodynamic type automatic up-down health care chair according to claim 2, it is characterized in that: the outer wall of described lifting cover is along vertically being provided with spacing raised line, described fixed cover is provided with the limit sliding chutes suitable with this spacing raised line, and spacing raised line sliding sleeve rotates to limit described lifting cover in limit sliding chutes.
9. electrodynamic type automatic up-down health care chair according to claim 1, it is characterized in that: also comprise speed-changing gear box, the rotating shaft of described motor is connected with described screw rod by this speed-changing gear box.
10. electrodynamic type automatic up-down health care chair according to claim 3, it is characterized in that: also comprise support leg structure, this support leg structure is positioned at the below of described seat support, and described screw rod, fixed cover, motor, driver module, control module and supply module are installed on respectively this support leg structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220513113 CN202820398U (en) | 2012-10-08 | 2012-10-08 | Electric automatic lifting health care chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220513113 CN202820398U (en) | 2012-10-08 | 2012-10-08 | Electric automatic lifting health care chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202820398U true CN202820398U (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220513113 Expired - Fee Related CN202820398U (en) | 2012-10-08 | 2012-10-08 | Electric automatic lifting health care chair |
Country Status (1)
| Country | Link |
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| CN (1) | CN202820398U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104337264A (en) * | 2013-07-29 | 2015-02-11 | 郎洪明 | Automatic lifting chair |
| CN106137155A (en) * | 2016-07-19 | 2016-11-23 | 浙江省人民医院 | A kind of Intelligent adjustment detection healthy chair |
-
2012
- 2012-10-08 CN CN 201220513113 patent/CN202820398U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104337264A (en) * | 2013-07-29 | 2015-02-11 | 郎洪明 | Automatic lifting chair |
| CN106137155A (en) * | 2016-07-19 | 2016-11-23 | 浙江省人民医院 | A kind of Intelligent adjustment detection healthy chair |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20141008 |
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| EXPY | Termination of patent right or utility model |