CN111037886A - Massage chair shank preparation method based on blow molding process - Google Patents
Massage chair shank preparation method based on blow molding process Download PDFInfo
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- CN111037886A CN111037886A CN201911178418.0A CN201911178418A CN111037886A CN 111037886 A CN111037886 A CN 111037886A CN 201911178418 A CN201911178418 A CN 201911178418A CN 111037886 A CN111037886 A CN 111037886A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/18—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor using several blowing steps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4205—Handling means, e.g. transfer, loading or discharging means
- B29C49/42069—Means explicitly adapted for transporting blown article
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4273—Auxiliary operations after the blow-moulding operation not otherwise provided for
- B29C49/4278—Cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/44—Furniture or parts thereof
- B29L2031/443—Chairs
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The invention discloses a method for preparing massage chair legs based on a blow molding process, which comprises the following steps: injecting the blank into a first mold; blowing the blank in the first mold by a blow molding machine, and performing blow molding on the blank to prepare a first side plate, a second side plate and a partition plate; respectively placing the first side plate, the second side plate and the partition plate which are subjected to shrinking and shaping on a second die; injecting a blank into the second mold; the blow molding machine blows the blank in the second mold; in the process of blow molding the connecting plate, blank in the second mold is respectively connected with the first side plate, the second side plate and the partition plate until the blow molding of the connecting plate is completed, the blank is subjected to blow molding to prepare the connecting plate, and the connecting plate is respectively integrally molded with the first side plate, the second side plate and the partition plate; when the connecting plate is shrunk and shaped, the finished product of the massage chair shank can be prepared. Provides a preparation method for integrally forming the shank of the massage chair, so as to achieve the purpose of reducing the production cost of the shank of the massage chair.
Description
Technical Field
The invention relates to the technical field of massage chairs, in particular to a method for preparing massage chair legs based on a blow molding process.
Background
In recent years, with the continuous development of economic construction in China, more and more emerging industries are promoted, and massage equipment with the functions of health care, pressure relief, fatigue relief and the like is more and more popular in the market, so that the continuous development of the massage equipment is promoted.
The production of the legs of the existing massage chair is generally that all parts of the legs of the massage chair are produced by processes of injection molding or stamping and the like respectively, and then all the parts are assembled together to be assembled into the legs of the massage chair.
Disclosure of Invention
The invention aims to solve the technical problem of how to provide a preparation method for integrally forming the shank of a massage chair so as to achieve the purpose of reducing the production cost of the shank of the massage chair.
In order to solve the technical problem, the method for preparing the massage chair shank based on the blow molding process comprises the following steps:
step S100: injecting the blank into a first mold;
step S200: blowing the blank in the first mold by a blow molding machine, and performing blow molding on the blank to prepare a first side plate, a second side plate and a partition plate;
step S300: respectively taking down the first side plate, the second side plate and the partition plate from the first die;
step S400: placing the taken first side plate, the taken second side plate and the taken separation plate at room temperature and naturally cooling, and shrinking and shaping the first side plate, the second side plate and the taken separation plate under the natural cooling effect of the room temperature;
step S500: respectively placing the first side plate, the second side plate and the partition plate which are subjected to shrinking and shaping on a second die;
step S600: injecting a blank into the second mold;
step S700: blowing the blank in the second mold by a blow molding machine, and blow molding the blank to prepare the connecting plate;
step S710: in the process of blow molding of the connecting plate, blank in the second mold is respectively connected with the first side plate, the second side plate and the partition plate, the blank is subjected to blow molding to prepare the connecting plate after the blow molding of the connecting plate is finished, and the prepared connecting plate is respectively integrally molded with the first side plate, the second side plate and the partition plate;
step S800: taking down the connecting plate, the first side plate, the second side plate and the partition plate from the second mold;
step S900: placing the integrally formed connecting plate, the first side plate, the second side plate and the separating plate at room temperature and naturally cooling, shrinking and shaping the connecting plate, the first side plate, the second side plate and the separating plate under the natural cooling effect of room temperature, and preparing the finished massage chair shank after the shrinking and shaping are completed.
According to the massage chair shank based on the blow molding process, the first side plate, the second side plate and the partition plate are firstly blown out through the blow molding process, then the connecting plate is prepared through blow molding, the connecting plate is respectively bonded with the first side plate, the second side plate and the partition plate in the blow molding process, and after the connecting plate is subjected to blow molding, the connecting plate, the first side plate, the second side plate and the partition plate can be integrally molded, so that the assembling process among the traditional parts is omitted;
after the blank is subjected to blow molding and preparation, the blank is taken down from the first mold and the second mold, and then is subjected to shrinkage setting under the action of natural cooling at room temperature, so that the preparation of the integrated structure of the massage chair legs can be completed in one step, the production cost of the massage chair legs is reduced, and the economic benefit is higher.
The step of taking off first curb plate, second curb plate and division board respectively from first mould still includes:
step S310: blow molding's first curb plate, second curb plate and division board all have deckle edge, pull the deckle edge of first curb plate, second curb plate and division board respectively, pull first curb plate, second curb plate and division board and take off from first mould.
Blow molding's first curb plate, second curb plate and division board, when dragging its deckle edge and taking off from first mould, first curb plate, second curb plate and division board all have not cooled off completely, and the operation of deckle edge is got rid of in the cutting this moment is comparatively convenient, just can cut the deckle edge of unnecessary first curb plate, second curb plate and division board very easily.
The step of taking off linkage plate, first curb plate, second curb plate and division board from the second mould still includes:
step S810: blow molding's connecting plate has deckle edge, drags the deckle edge of connecting plate, and the deckle edge of connecting plate drives connecting plate, first curb plate, second curb plate and division board and drags from the second mould and take off.
When the blow molding connecting plate is just taken out of the second mold, the connecting plate is not completely cooled, the operation of cutting and removing the redundant burrs of the connecting plate is more convenient, and the redundant burrs of the connecting plate can be easily cut off.
The step of taking off first curb plate, second curb plate and division board respectively from first mould includes:
step S320: the first side plate, the second side plate and the partition plate are respectively ejected out of the first mold by an ejection part of the blow molding machine and are taken down.
The step of taking off linkage plate, first curb plate, second curb plate and division board from the second mould includes:
step S820: and the connecting plate, the first side plate, the second side plate and the separating plate are ejected out of the second mold and taken down by an ejection part of the blow molding machine.
When the first side plate, the second side plate and the partition plate are taken down from the first die, the first side plate, the second side plate and the partition plate are mutually independent plates.
The blank injected into the first mold and the blank injected into the second mold are made of high-density polyethylene.
The high-density polyethylene is HDPE, has stable physical properties such as wear resistance, electrical insulation, humanity and the like, is insoluble in any organic solvent at room temperature, resists corrosion of acid, alkali and the like, and is an ideal material for manufacturing the legs of the massage chair.
The first curb plate, second curb plate, division board and link plate after integrated into one piece, the division board sets up between first curb plate and second curb plate, the link plate sets up in same one side of first curb plate, second curb plate and division board, and first curb plate is the U style of calligraphy with the cross-section of division board on the horizontal plane, and second curb plate is the U style of calligraphy with the cross-section of division board on the horizontal plane.
The U-shaped massage chair enables the shank part of a massage person to obtain better comfort experience.
Drawings
FIG. 1 is a block flow diagram of a method for preparing a lower leg of a massage chair based on a blow molding process according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a first side plate according to a first embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a second side plate according to a first embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a partition plate according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a connection plate according to a first embodiment of the present invention;
FIG. 6 is a schematic view of the structure of the lower leg of the massage chair according to the first embodiment of the present invention;
description of reference numerals:
10. the first side plate 20, the second side plate 30, the division board 40, the gusset.
Detailed Description
The following provides a detailed description of embodiments of the invention.
Example one
As shown in fig. 1, a method for preparing a massage chair leg based on a blow molding process comprises the following steps:
step S100: injecting the blank into a first mold;
step S200: blowing the blank in the first mold by a blow molding machine, and performing blow molding on the blank to prepare a first side plate 10, a second side plate 20 and a separation plate 30;
step S300: respectively removing the first side plate 10, the second side plate 20 and the separation plate 30 from the first mold;
step S400: placing the first side plate 10, the second side plate 20 and the separation plate 30 which are taken down at room temperature and naturally cooling, and shrinking and shaping the first side plate 10, the second side plate 20 and the separation plate 30 under the natural cooling effect of the room temperature;
step S500: respectively placing the first side plate 10, the second side plate 20 and the partition plate 30 which are subjected to the shrinking and shaping on a second die;
step S600: injecting a blank into the second mold;
step S700: the blow molding machine blows the blank in the second mold, and the blank is blow molded to prepare the connection plate 40;
step S710: in the process of blow molding the connecting plate 40, the blank in the second mold is respectively connected with the first side plate 10, the second side plate 20 and the partition plate 30 until the blow molding of the connecting plate 40 is completed, the blank is subjected to blow molding to prepare the connecting plate 40, and the prepared connecting plate 40 is respectively integrally molded with the first side plate 10, the second side plate 20 and the partition plate 30;
step S800: removing the coupling plate 40, the first side plate 10, the second side plate 20, and the partition plate 30 from the second mold;
step S900: placing the integrally formed connecting plate 40, the first side plate 10, the second side plate 20 and the separating plate 30 at room temperature and naturally cooling, shrinking and shaping the connecting plate 40, the first side plate 10, the second side plate 20 and the separating plate 30 under the natural cooling effect of room temperature, and preparing the finished massage chair shank after the shrinking and shaping is completed.
According to the massage chair shank based on the blow molding process, the first side plate 10, the second side plate 20 and the partition plate 30 are blown out through the blow molding process, then the connecting plate 40 is prepared through blow molding, the connecting plate 40 is respectively bonded with the first side plate 10, the second side plate 20 and the partition plate 30 in the blow molding process, after the connecting plate 40 is formed through blow molding, the connecting plate 40 can be integrally formed with the first side plate 10, the second side plate 20 and the partition plate 30, and the assembling process among the traditional parts is omitted;
after the blank is subjected to blow molding and preparation, the blank is taken down from the first mold and the second mold, and then is subjected to shrinkage setting under the action of natural cooling at room temperature, so that the preparation of the integrated structure of the massage chair legs can be completed in one step, the production cost of the massage chair legs is reduced, and the economic benefit is higher.
Referring to fig. 2 to 4, the step of removing the first side plate 10, the second side plate 20 and the separating plate 30 from the first mold further includes:
step S310: because the first side plate 10, the second side plate 20 and the partition plate 30 formed by blow molding all have burrs, the burrs of the first side plate 10, the second side plate 20 and the partition plate 30 are respectively dragged, and the first side plate 10, the second side plate 20 and the partition plate 30 are pulled and taken down from the first mold.
Blow molding's first curb plate 10, second curb plate 20 and division board 30, when dragging its deckle edge and taking off from first mould, first curb plate 10, second curb plate 20 and division board 30 all have not cooled off completely, and the operation of cutting off deckle edge this moment is comparatively convenient, just can cut off unnecessary deckle edge of first curb plate 10, second curb plate 20 and division board 30 very easily.
Referring to fig. 2 to 4, when the first side plate 10, the second side plate 20 and the separation plate 30 are taken down from the first mold, the first side plate 10, the second side plate 20 and the separation plate 30 are all independent plates.
The connecting plate 40 is integrally formed with the first side plate 10, the second side plate 20 and the partition plate 30 respectively
Referring to fig. 5 to 6, the step of removing the connecting plate 40, the first side plate 10, the second side plate 20 and the separating plate 30 from the second mold further includes:
step S810: since the blow-molded coupling plate 40 has burrs, the burrs of the coupling plate 40 are dragged, and the burrs of the coupling plate 40 drive the coupling plate 40, the first side plate 10, the second side plate 20 and the separation plate 30 and are dragged and taken down from the second mold.
When the blow-molded connecting plate 40 is just taken out of the second mold, the connecting plate 40 is not completely cooled, and the operation of cutting and removing the excessive burrs of the connecting plate 40 is more convenient, so that the excessive burrs of the connecting plate 40 can be easily cut off.
The materials of the blank injected into the first mould and the blank injected into the second mould are high-density polyethylene.
The high-density polyethylene is HDPE, has stable physical properties such as wear resistance, electrical insulation, humanity and the like, is insoluble in any organic solvent at room temperature, resists corrosion of acid, alkali and the like, and is an ideal material for manufacturing the legs of the massage chair.
After the integrated into one piece first curb plate 10, second curb plate 20, division board 30 and link plate 40, division board 30 set up between first curb plate 10 and second curb plate 20, and link plate 40 sets up in same one side of first curb plate 10, second curb plate 20 and division board 30, and first curb plate 10 is the U-shaped with division board 30 cross-section on the horizontal plane, and second curb plate 20 is the U-shaped with division board 30 cross-section on the horizontal plane.
The U-shaped massage chair enables the shank part of a massage person to obtain better comfort experience.
The first side plate 10, the second side plate 20 and the partition plate 30 after the completion of the shrinking and shaping are placed on the second mold, and a corresponding placing sequence is provided, and the placing sequence has a criterion, so that the blank injection sequence on the second mold must be after the placing sequence of the first side plate 10, the second side plate 20 and the partition plate 30, that is, the blank injection sequence must be performed after the first side plate 10, the second side plate 20 and the partition plate 30 are placed on the second mold, and finally the blank injection sequence can be performed in the second mold.
In the production process of preparing the massage armchair calf by the blow molding machine, the production temperature ranges from 130 ℃ to 200 ℃.
When the integrally formed massage armchair cruses are blow-molded and prepared, the wall thicknesses of the blow-molded first side plate 10, the blow-molded second side plate 20, the blow-molded separation plate 30 and the blow-molded connecting plate 40 are controlled to be between 2 millimeters and 5 millimeters, so that the molding rate of the massage armchair cruses is ensured, and the situations that the wall thicknesses are too thin, the strength is not enough, or the thicknesses are too thick, the cost is too high, and the self weight is increased are prevented.
After blow molding and preparing the integrally formed massage armchair crus, measuring the size of the massage armchair crus by using a vernier caliper, wherein the size tolerance range of the massage armchair crus is within +/-15 and is a normal range, and the massage armchair crus exceeding the normal range are inferior products; the maximum air pressure which can be borne by the interior of the shank of the massage chair is tested, if the maximum air pressure which can be borne by the interior of the shank of the massage chair is less than 20 kPa, or less than 30 kPa, or less than 35 kPa, the interior of the massage chair deforms, and the shank of the massage chair is defective.
The shaping time range of the shrinkage shaping of the first side plate 10, the second side plate 20 and the separation plate 30 is 20 minutes to 60 minutes;
the first side plate 10, the second side plate 20, the partition plate 30 and the connecting plate 40 are integrally formed and the finished massage chair shank is prepared, and the shaping time range of the shrinkage shaping is 20 minutes to 60 minutes.
The massage chair leg is characterized in that the first side plate 10 and the connecting plate 40 are integrally formed, the second side plate 20 and the connecting plate 40 are integrally formed, and the partition plate 30 and the connecting plate 40 are integrally formed.
The first die is a die in which the first side plate 10, the second side plate 20 and the partition plate 30 are independent from each other; the second mold is an assembly mold of the first side plate 10, the second side plate 20, the partition plate 30 and the connecting plate 40.
Example two
The step of removing the first side plate 10, the second side plate 20 and the separation plate 30 from the first mold respectively includes:
step S320: the ejector components of the blow molding machine eject and remove the first side plate 10, the second side plate 20, and the partition plate 30 from the first mold, respectively.
The step of removing the coupling plate 40, the first side plate 10, the second side plate 20, and the separation plate 30 from the second mold includes:
step S820: the ejector components of the blow molding machine eject and remove the gusset 40, the first side plate 10, the second side plate 20, and the partition plate 30 from the second mold.
Compared with the first embodiment, the second embodiment of the present invention has a plurality of ejection components for ejecting the blow-molded first side plate 10, second side plate 20, partition plate 30 and coupling plate 40, and the ejection components provided in the present embodiment of the present invention can automatically eject the blow-molded first side plate 10, second side plate 20, partition plate 30 and coupling plate 40, which is more convenient and practical.
The above are merely specific embodiments of the present invention, and the scope of the present invention is not limited thereby; any alterations and modifications without departing from the spirit of the invention are within the scope of the invention.
Claims (8)
1. A massage chair shank preparation method based on a blow molding process is characterized by comprising the following steps:
injecting the blank into a first mold;
blowing the blank in the first mold by a blow molding machine, and performing blow molding on the blank to prepare a first side plate, a second side plate and a partition plate;
respectively taking down the first side plate, the second side plate and the partition plate from the first die;
placing the taken first side plate, the taken second side plate and the taken separation plate at room temperature and naturally cooling, and shrinking and shaping the first side plate, the second side plate and the taken separation plate under the natural cooling effect of the room temperature;
respectively placing the first side plate, the second side plate and the partition plate which are subjected to shrinking and shaping on a second die;
injecting a blank into the second mold;
blowing the blank in the second mold by a blow molding machine, and blow molding the blank to prepare the connecting plate;
in the process of blow molding of the connecting plate, blank in the second mold is respectively connected with the first side plate, the second side plate and the partition plate, the blank is subjected to blow molding to prepare the connecting plate after the blow molding of the connecting plate is finished, and the prepared connecting plate is respectively integrally molded with the first side plate, the second side plate and the partition plate;
taking down the connecting plate, the first side plate, the second side plate and the partition plate from the second mold;
placing and naturally cooling the integrally formed connecting plate, the first side plate, the second side plate and the partition plate at room temperature, and shrinking and shaping the connecting plate, the first side plate, the second side plate and the partition plate under the natural cooling effect at room temperature;
and after the shrinking and shaping are finished, the finished product of the massage armchair calf is prepared.
2. The method for preparing the massage chair shank based on the blow molding process according to claim 1, wherein the step of respectively removing the first side plate, the second side plate and the partition plate from the first mold further comprises: blow molding's first curb plate, second curb plate and division board all have deckle edge, pull the deckle edge of first curb plate, second curb plate and division board respectively, pull first curb plate, second curb plate and division board and take off from first mould.
3. The method for manufacturing a massage chair lower leg based on the blow molding process according to claim 1, wherein the step of removing the connecting plate, the first side plate, the second side plate and the separating plate from the second mold further comprises: blow molding's connecting plate has deckle edge, drags the deckle edge of connecting plate, and the deckle edge of connecting plate drives connecting plate, first curb plate, second curb plate and division board and drags from the second mould and take off.
4. The method for preparing the lower leg of the massage chair based on the blow molding process as claimed in claim 2, wherein the step of respectively removing the first side plate, the second side plate and the partition plate from the first mold comprises: the first side plate, the second side plate and the partition plate are respectively ejected out of the first mold by an ejection part of the blow molding machine and are taken down.
5. The method for manufacturing the lower leg of the massage chair based on the blow molding process as claimed in claim 3, wherein the step of removing the connecting plate, the first side plate, the second side plate and the separating plate from the second mold comprises: and the connecting plate, the first side plate, the second side plate and the separating plate are ejected out of the second mold and taken down by an ejection part of the blow molding machine.
6. The method for preparing the massage chair shank based on the blow molding process according to any one of claims 1 to 3, wherein when the first side plate, the second side plate and the partition plate are removed from the first mold, the first side plate, the second side plate and the partition plate are all independent plate pieces.
7. The method for preparing the massage chair shank based on the blow molding process according to any one of claims 1 to 3, wherein the materials of the blanks injected into the first mold and the second mold are high density polyethylene.
8. The method for preparing the massage chair shank based on the blow molding process according to any one of claims 1 to 3, wherein the first side plate, the second side plate, the partition plate and the connecting plate are integrally formed, the partition plate is arranged between the first side plate and the second side plate, the connecting plate is arranged on the same side of the first side plate, the second side plate and the partition plate, the cross section of the first side plate and the cross section of the partition plate on the horizontal plane are U-shaped, and the cross section of the second side plate and the cross section of the partition plate on the horizontal plane are U-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911178418.0A CN111037886A (en) | 2019-11-27 | 2019-11-27 | Massage chair shank preparation method based on blow molding process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911178418.0A CN111037886A (en) | 2019-11-27 | 2019-11-27 | Massage chair shank preparation method based on blow molding process |
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| CN111037886A true CN111037886A (en) | 2020-04-21 |
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| CN201911178418.0A Pending CN111037886A (en) | 2019-11-27 | 2019-11-27 | Massage chair shank preparation method based on blow molding process |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101732152A (en) * | 2009-12-22 | 2010-06-16 | 潘峰 | Multifunctional massage chair |
| TW201119837A (en) * | 2009-12-10 | 2011-06-16 | Ching Ching Trading Co | Seat and method of forming the same. |
| CN104095734A (en) * | 2014-07-05 | 2014-10-15 | 奥弗锐(福建)电子科技有限公司 | Simple-to-assemble massaging chair |
| CN105560012A (en) * | 2016-03-03 | 2016-05-11 | 凤杰图 | Automatic massage chair |
-
2019
- 2019-11-27 CN CN201911178418.0A patent/CN111037886A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201119837A (en) * | 2009-12-10 | 2011-06-16 | Ching Ching Trading Co | Seat and method of forming the same. |
| CN101732152A (en) * | 2009-12-22 | 2010-06-16 | 潘峰 | Multifunctional massage chair |
| CN104095734A (en) * | 2014-07-05 | 2014-10-15 | 奥弗锐(福建)电子科技有限公司 | Simple-to-assemble massaging chair |
| CN105560012A (en) * | 2016-03-03 | 2016-05-11 | 凤杰图 | Automatic massage chair |
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Application publication date: 20200421 |
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| RJ01 | Rejection of invention patent application after publication |