CN112537361A - Small tricycle for children with waist stool - Google Patents
Small tricycle for children with waist stool Download PDFInfo
- Publication number
- CN112537361A CN112537361A CN202110006129.3A CN202110006129A CN112537361A CN 112537361 A CN112537361 A CN 112537361A CN 202110006129 A CN202110006129 A CN 202110006129A CN 112537361 A CN112537361 A CN 112537361A
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- China
- Prior art keywords
- stool
- waist
- component
- fixed
- interlocking
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000037431 insertion Effects 0.000 claims description 10
- 238000003780 insertion Methods 0.000 claims description 10
- 239000000956 alloy Substances 0.000 claims description 8
- 229910001234 light alloy Inorganic materials 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 230000006378 damage Effects 0.000 abstract description 3
- 208000027418 Wounds and injury Diseases 0.000 abstract description 2
- 208000014674 injury Diseases 0.000 abstract description 2
- 210000003205 muscle Anatomy 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
- B62B9/10—Perambulator bodies; Equipment therefor
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47D—FURNITURE SPECIALLY ADAPTED FOR CHILDREN
- A47D13/00—Other nursery furniture
- A47D13/02—Baby-carriers; Carry-cots
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
- B62B9/20—Handle bars; Handles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
- B62B9/28—Auxiliary dismountable seats ; Additional platforms for children in standing-up position
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Special Chairs (AREA)
Abstract
A three-wheeled baby carrier with an infant waist stool consists of fixing holes, a stool fixing component, a stool component, a waist stool component, a support component, a front wheel support rod and a rear wheel support component, wherein the infant waist stool and the three-wheeled baby carrier are combined into a hand-pushed three-wheeled baby carrier with a telescopic front wheel support rod and a detachable infant waist stool, the rear wheel support component (7) is fixedly clamped on the front wheel support rod (6), fixing holes (1) are formed in two sides of a handle at the upper end of the front wheel support rod (6), the support component (5) is fixed on the rear wheel support component (7), the waist stool component (4) is fixed on the support component (5), the stool fixing component (2) is fixedly connected with the stool component (3) and is fixed on the front wheel support rod (6), when the stool component (3) is arranged between the front wheel support rod (6) and the stool waist component (4), the three-wheeled baby carrier is attached to the front wheel support rod (6) and the waist stool component (4), the bottom of the waist stool can be sleeved and inserted on a handle of the hand-pushed three-wheeled infant stroller, and the push rod of the baby stroller supports the waist stool, so that trouble and labor are saved, and the injury of the waist and back muscles is prevented.
Description
Technical Field
The invention relates to a small three-wheeled baby carrier combined with an infant waist stool and a small three-wheeled trolley, in particular to a hand-pushed small three-wheeled baby carrier with a telescopically adjustable front wheel supporting rod and a detachably-arranged infant waist stool, belonging to the field of daily necessities of children.
Background
When a child is seated on the waist stool, the child can feel that the three-wheeled baby carriage is burdensome, when the child sits on the three-wheeled baby carriage, the child feels that the waist stool is troublesome, and various infant waist stools sold in the market at present can cause adults to bear all the load, so that the waist stool can damage the waist and the back of the adults when the child is used for a long time.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the baby waist stool and the three-wheeled trolley are combined into the hand-pushed three-wheeled baby and children trolley with the telescopic front wheel supporting rod and the detachable baby waist stool by utilizing the technology of ' the telescopic adjusting device for the front wheels of the hand-pushed three-wheeled baby and children's trolley ' (patent application number: 202010422941X), the waist stool is arranged on the trolley and is a three-wheeled baby carriage, when the waist stool is used, the front wheel supporting rod can be contracted, the handle of the hand-pushed three-wheeled baby and children's trolley is suitable for being met at present, the bottom of the waist stool is sleeved and inserted on the handle of the hand-pushed three-wheeled baby and children's trolley, and the waist stool is supported by the push rod of the baby carriage.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention is composed of a fixing hole, a stool fixing component, a quick-release locking buckle, a connecting ring, a connecting rod, a stool component, a stool panel, a spring, a linkage bolt clamping piece, a bolt clamp connecting kit, a connecting jack, a stool connecting seat, a waist stool component, a waist stool frame panel, a waist stool frame connecting seat, a linkage bolt, a screw hole, a support component, an L-shaped supporting rod, a linkage jack, a supporting beam, a front wheel supporting rod and a rear wheel supporting rod, wherein the rear wheel supporting rod is fixedly connected with the front wheel supporting rod in a clamping way, and the invention is characterized in that: the both sides of preceding wheel branch upper end handle are opened the fixed orifices, support piece subassembly is fixed on the wheel support spare of back, waist bench subassembly is fixed on support piece subassembly, sit bench fixed subassembly and be connected firmly and sit the bench subassembly, fix on wheel branch before, when sitting the bench subassembly and arrange in between wheel branch and the waist bench subassembly before, lean on and lean on preceding wheel branch, with waist bench subassembly, the waist bench subassembly of assisting plays the effect that the assistance is firm, back wheel support spare is made with light alloy material.
The front wheel strut is characterized in that: the front wheel supporting rod is manufactured by adopting the technology of a telescopic adjusting device of a front wheel of a hand-push children tricycle (patent application number: 202010422941X).
The stool fixing component is characterized in that: the bench fixing component is made of light alloy materials and comprises a quick-release locking buckle, a connecting ring and a connecting rod, wherein the quick-release locking buckle is sleeved on the front wheel supporting rod and fixed in the center of the connecting rod, the two sides of the connecting rod are respectively sleeved with the connecting ring, and the connecting ring is fixed at the rear end of a bench panel of the bench component.
The stool component is characterized in that: the stool component comprises a stool panel, a spring, a linkage bolt clamping piece, a bolt clamp connecting external member, connecting jacks and a stool connecting seat, wherein the stool connecting seat is arranged below the stool panel, a groove is formed in the middle of the stool connecting seat, the groove opening is downward, two ends of the groove are opened, the groove shape is matched with the upper part of an L-shaped supporting rod in the supporting component, the connecting jacks on two side walls of the groove opening are matched with the linkage jacks on two sides of the L-shaped supporting rod, the bolt clamp connecting external member and the spring are sequentially fixed on two side walls of the groove opening along the connecting jacks backwards, the linkage bolt clamping piece is arranged at the top end of the bolt clamp connecting external member, the spring is supported on the tail part of the linkage bolt clamping piece, the two ends of the groove opening are opened, so that when the stool panel is rotated around the connecting rod, the stool connecting seat can, the components of the stool assembly, except for the springs, are made of light alloy material and inserted into the interlocking holes.
The waist bench subassembly, characterized by: the waist stool component consists of a waist stool frame panel, a waist stool frame connecting seat, a linkage bolt and a screw hole, wherein the waist stool frame connecting seat is arranged below the waist stool frame panel, the waist stool frame connecting seat is slotted longitudinally, the slot opening is downward, the slot shape is matched with the upper part shape of an L-shaped support rod in the support component, when the waist stool frame connecting seat is sleeved on the L-shaped support rod, the screw holes on the two side walls of the notch are aligned and matched with the interlocking insertion holes on the two sides of the L-shaped supporting rod, two interlocking bolts are screwed in from the screw holes on the two side walls of the notch respectively and are pressed at the bottom ends in the interlocking insertion holes, the waist stool is tightly fixed on the L-shaped supporting rod, the waist stool frame panel and the waist stool frame connecting seat are integrally made of high-density PP materials, the outline of the stool surface is wrapped by space memory cotton, enough air holes are reserved on the stool surface and two sides, particularly the stool surface, and the stool surface is covered by full-air-permeable PU cotton special for infants.
The support component is characterized in that: the support component is made of light alloy materials and consists of an L-shaped supporting rod, interlocking jacks and a supporting cross beam, the supporting cross beam is fixed on the rear wheel support component and positioned in front of the front wheel supporting rod, the L-shaped supporting rod is fixed on the supporting cross beam, and the interlocking jacks are formed in the upper parts of two sides of the L-shaped supporting rod.
Due to the adoption of the technical scheme, the invention has the advantages and positive effects that: the combined small children tricycle for baby has a waist stool and a small children tricycle, the waist stool is mounted on the tricycle and is a small children tricycle, the bottom of the waist stool is sleeved on a handle of the children tricycle when the waist stool is tied at the waist, and the waist stool is supported by a push rod of the children tricycle, so that trouble and labor can be saved, the injury of the lumbar and dorsal muscles can be prevented, the structure is simple, three purposes can be achieved at one stroke, the manufacturing cost is low, and the combined small children tricycle is economical and applicable.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the main structure of the present invention.
Fig. 2 is an enlarged view of the structural connection of the lumbar support assembly to the support assembly of the present invention.
FIG. 3 is a side cross-sectional view of the stools and structural attachment of the stools assembly to the support assembly in accordance with the present invention.
Fig. 4 is an enlarged view of the structural connection between the bench fixing assembly and the bench assembly of the present invention.
In the drawing, 1-fixing hole, 2-stool fixing component, 2-1-quick-release locking buckle, 2-2 connecting ring, 2-3 connecting rod, 3-stool component, 3-1 stool panel, 3-2 spring, 3-3 interlocking bolt clamp, 3-4 bolt clamp connecting kit, 3-5 connecting jack, 3-6 stool connecting seat, 4-waist stool component, 4-1 waist stool frame panel, 4-2 waist stool frame connecting seat, 4-3 interlocking bolt, 4-4 screw hole, 5 support component, 5-1L-shaped supporting rod, 5-2 interlocking jack, 5-3 supporting beam, 6 front wheel supporting rod and 7 rear wheel support component are arranged.
Detailed Description
In fig. 1, the rear wheel bracket piece 7 is clamped and fixed on the front wheel strut 6, which is characterized in that: fixing hole 1 is opened to the both sides of 6 upper end handles of preceding wheel branch, and support piece subassembly 5 is fixed on rear wheel support spare 7, and waist bench subassembly 4 is fixed on support piece subassembly 5, sits bench fixed component 2 and links firmly and sit bench subassembly 3, fixes on preceding wheel branch 6, when sitting bench subassembly 3 and arranging in between preceding wheel branch 6 and waist bench subassembly 4, leans on preceding wheel branch 6 and waist bench subassembly 4.
In the figures 2 and 3, a waist stool frame connecting seat 4-2 is arranged below a waist stool frame panel 4-1, the waist stool frame connecting seat 4-2 is slotted along the longitudinal direction, the slot is downward, the slot shape is matched with the upper part shape of an L-shaped supporting rod 5-1, when the waist stool frame connecting seat 4-2 is sleeved on the L-shaped supporting rod 5-1, screw holes 4-4 on two side walls of the slot are aligned and matched with interlocking insertion holes 5-2 on two sides of the L-shaped supporting rod 5-1, interlocking bolts 4-3 are respectively screwed in from the screw holes 4-4 on the two side walls of the slot and are pressed at the inner bottom end of the interlocking insertion hole 5-2, the waist stool is tightly fixed on the L-shaped supporting rod 5-1, the L-shaped supporting rod 5-1 is fixed on a supporting beam 5-3, the interlocking insertion holes 5-2 are arranged on the upper parts on two sides of the supporting beam, the waist stool frame panel 4-1 and the waist stool frame connecting seat 4-2 are integrally made of high-density PP materials and the stool surface is covered by the full-air-permeable PU cotton special for the infants and children in front of the front wheel supporting rod 6.
In fig. 4, a quick release locking buckle 2-1 is fixed in the center of a connecting rod 2-3, two sides of the connecting rod 2-3 are respectively sleeved with a connecting ring 2-2, the connecting ring 2-2 is fixed at the rear end of a stool panel 3-1, a stool connecting seat 3-6 is arranged below the stool panel 3-1, a groove is formed in the middle of the stool connecting seat 3-6, the groove is downward, two ends of the groove are open, connecting jacks 3-5 are formed in two side walls of the groove, a bolt clamp connecting sleeve 3-4 and a spring 3-2 are sequentially fixed on two side walls of the groove along the connecting jacks 3-5, an interlocking bolt clamp 3-3 is installed at the top end of the bolt clamp connecting sleeve 3-4, and the spring 3-2 is supported at the tail of the interlocking.
Instructions for use and manufacture: when the waist stool is fixed on the supporting piece component 5, the waistband of the waist stool can pass through the gap between the connecting rod 2-3 and the stool panel 3-1 and is wound on the front wheel strut 6; the diameter and the length of the front end of the interlocking bolt 4-3 without a thread part are the same as those of the interlocking jack 5-2 and the fixing hole 1, and the interlocking bolt 4-3 can be pressed against the inner bottom end of the interlocking jack 5-2 or the fixing hole 1 after being screwed in from the screw hole 4-4; when the sitting stool component 3 is arranged on the supporting component 5, the sitting stool component is a three-wheel baby carriage, and the spring 3-2 props up the tail part of the interlocking bolt clamp 3-3, so that the bolt at the head part of the interlocking bolt clamp passes through the connecting insertion hole 3-5 and is inserted into the interlocking insertion hole 5-2; when the waist stool sleeve is inserted on the handle of the small three-wheeled baby carriage, the front wheel support rod is contracted, so that the waist stool is convenient to fix on the handle, and the whole baby carriage is inclined forwards, so that the resultant force of all acting forces borne by the baby carriage can fall in the range enclosed by the landing positions of the three wheels along the action line of the vertical downward force division; the rear wheel supporting arm of the technical scheme is longer than the rear wheel supporting arm of the common baby carriage, so that the influence on normal walking of adults when the waist stool sleeve is inserted on the handle is avoided.
Claims (5)
1. Join in marriage little bassinet of tricycle of infant's waist bench, by the fixed orifices, sit bench fixed subassembly, quick detach locking is detained, the go-between, the connecting rod, sit the bench subassembly, sit the bench panel, a spring, chain bolt folder, bolt clamp connecting kit, jack, sit the bench connecting seat, the waist bench subassembly, waist bench frame panel, waist bench frame connecting seat, chain bolt, the screw, the support piece subassembly, L shape branch, chain jack, supporting beam, preceding wheel branch, back wheel support spare is constituteed, wheel branch (6) before back wheel support spare (7) presss from both sides the fixation, characterized by: fixed orifices (1) are opened to the both sides of preceding wheel branch (6) upper end handle, support piece subassembly (5) are fixed on rear wheel cradling piece (7), waist bench subassembly (4) are fixed on support piece subassembly (5), it links firmly to sit bench subassembly (3) to sit bench fixed subassembly (2), be fixed on preceding wheel branch (6), when sitting bench subassembly (3) and arranging in between preceding wheel branch (6) and waist bench subassembly (4), paste and lean on preceding wheel branch (6) and waist bench subassembly (4), play the effect that helps the firm, rear wheel cradling piece (7) are makeed with light alloy material.
2. A three-wheeled stroller with an infant waist stool as claimed in claim 1, wherein: the fixed component (2) of the sitting stool is composed of a quick-release locking buckle (2-1), a connecting ring (2-2) and a connecting rod (2-3), wherein the quick-release locking buckle (2-1) is sleeved on a front wheel supporting rod (6) and fixed in the center of the connecting rod (2-3), the two sides of the connecting rod (2-3) are respectively sleeved with the connecting ring (2-2), the connecting ring (2-2) is fixed at the rear end of a sitting stool panel (3-1) of the sitting stool component (3), and the fixed component (2) of the sitting stool is made of light alloy materials.
3. A three-wheeled stroller with an infant waist stool as claimed in claim 1, wherein: the stool component (3) consists of a stool panel (3-1), a spring (3-2), interlocking bolt clamps (3-3), a bolt clamp connecting kit (3-4), connecting jacks (3-5) and a stool connecting seat (3-6), wherein the stool connecting seat (3-6) is arranged below the stool panel (3-1), the middle of the stool connecting seat (3-6) is provided with a groove, the groove is downward, the two ends of the groove are open, the groove is matched with the upper part of an L-shaped support rod (5-1) in the support component (5), the connecting jacks (3-5) on the two side walls of the groove are matched with the interlocking jacks (5-2) on the two sides of the L-shaped support rod (5-1), and the bolt clamp connecting kit (3-4) is sequentially fixed on the two side walls of the groove backwards along the connecting jacks (3-5), The spring (3-2), the interlocking bolt clamp (3-3) is installed on the top end of the bolt clamp connecting sleeve piece (3-4), the spring (3-2) props against the tail portion of the interlocking bolt clamp (3-3), notches with two open ends are formed, so that when the stool panel (3-1) rotates around the connecting rod (2-3), the stool connecting seat (3-6) can be smoothly sleeved on the L-shaped supporting rod (5-1), the connecting jack (3-5) is aligned with the interlocking jack (5-2), a bolt at the head portion of the interlocking bolt clamp (3-3) penetrates through the connecting jack (3-5) and is inserted into the interlocking jack (5-2), and components of the stool assembly (3) except the spring (3-2) are made of light alloy materials.
4. A three-wheeled stroller with an infant waist stool as claimed in claim 1, wherein: the waist stool component (4) consists of a waist stool frame panel (4-1), a waist stool frame connecting seat (4-2), interlocking bolts (4-3) and screw holes (4-4), wherein the waist stool frame connecting seat (4-2) is arranged below the waist stool frame panel (4-1), the waist stool frame connecting seat (4-2) is longitudinally grooved, the groove opening is downward and is matched with the upper part of an L-shaped support rod (5-1) in the support component (5), when the waist stool frame connecting seat (4-2) is sleeved on the L-shaped support rod (5-1), the screw holes (4-4) on the two side walls of the groove opening are aligned and matched with the interlocking insertion holes (5-2) on the two sides of the L-shaped support rod (5-1), the two interlocking bolts (4-3) are respectively screwed in from the screw holes (4-4) on the two side walls of the groove opening, the waist stool is tightly fixed on the L-shaped support rod (5-1) by pressing against the inner bottom end of the interlocking jack (5-2), the waist stool frame panel (4-1) and the waist stool frame connecting seat (4-2) are integrally made of high-density PP materials, the outline of the stool surface is coated by space memory cotton, enough air holes are reserved on the stool surface and two sides, particularly the stool surface, and the stool surface is covered by full-air-permeable PU cotton special for infants.
5. A three-wheeled stroller with an infant waist stool as claimed in claim 1, wherein: the support piece component (5) is made of light alloy materials and comprises an L-shaped support rod (5-1), interlocking insertion holes (5-2) and a support cross beam (5-3), the support cross beam (5-3) is fixed on the rear wheel support piece (7) and positioned in front of the front wheel support rod (7), the L-shaped support rod (5-1) is fixed on the support cross beam (5-3), and the upper parts of the two sides of the L-shaped support rod are provided with the interlocking insertion holes (5-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110006129.3A CN112537361B (en) | 2021-01-05 | 2021-01-05 | Three-wheeled baby carrier with waist stool for infants |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110006129.3A CN112537361B (en) | 2021-01-05 | 2021-01-05 | Three-wheeled baby carrier with waist stool for infants |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112537361A true CN112537361A (en) | 2021-03-23 |
| CN112537361B CN112537361B (en) | 2024-03-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110006129.3A Active CN112537361B (en) | 2021-01-05 | 2021-01-05 | Three-wheeled baby carrier with waist stool for infants |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112537361B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104325906A (en) * | 2014-10-29 | 2015-02-04 | 南京化工职业技术学院 | Combined structure device of child safety seat and child carriage |
| CN104398069A (en) * | 2014-12-17 | 2015-03-11 | 南京化工职业技术学院 | Infant waist stool allowing sitting and lying of infant and capable of preventing lumbar dorsal muscle injury |
| CN104433514A (en) * | 2014-12-16 | 2015-03-25 | 南京化工职业技术学院 | Labor-saving waist stool with waist and back muscle injury prevention function for infants |
| KR200477218Y1 (en) * | 2015-01-29 | 2015-05-19 | 신선화 | Carrier for hip seat |
| KR101590619B1 (en) * | 2015-09-24 | 2016-02-18 | 주식회사 제이씨텍 | Carrier of hip seat and booster for infants |
| US20170129524A1 (en) * | 2014-04-02 | 2017-05-11 | BridgeHub LLC | Baby carrier |
| CN108814136A (en) * | 2018-05-03 | 2018-11-16 | 江苏兴达知识产权服务有限公司 | A kind of Novel baby lumbar stool |
| CN111469904A (en) * | 2020-05-19 | 2020-07-31 | 南京科技职业学院 | Telescopic adjusting device for front wheel of hand-push children tricycle |
| KR102171800B1 (en) * | 2020-07-06 | 2020-10-29 | 정한나 | Multi safety belt structure for child |
| KR20200142225A (en) * | 2019-06-12 | 2020-12-22 | 정효진 | Auxiliary supporter for infant |
| CN214267747U (en) * | 2021-01-05 | 2021-09-24 | 南京科技职业学院 | Baby carriage combined by waist stool and three-wheeled trolley |
-
2021
- 2021-01-05 CN CN202110006129.3A patent/CN112537361B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170129524A1 (en) * | 2014-04-02 | 2017-05-11 | BridgeHub LLC | Baby carrier |
| CN104325906A (en) * | 2014-10-29 | 2015-02-04 | 南京化工职业技术学院 | Combined structure device of child safety seat and child carriage |
| CN104433514A (en) * | 2014-12-16 | 2015-03-25 | 南京化工职业技术学院 | Labor-saving waist stool with waist and back muscle injury prevention function for infants |
| CN104398069A (en) * | 2014-12-17 | 2015-03-11 | 南京化工职业技术学院 | Infant waist stool allowing sitting and lying of infant and capable of preventing lumbar dorsal muscle injury |
| KR200477218Y1 (en) * | 2015-01-29 | 2015-05-19 | 신선화 | Carrier for hip seat |
| KR101590619B1 (en) * | 2015-09-24 | 2016-02-18 | 주식회사 제이씨텍 | Carrier of hip seat and booster for infants |
| CN108814136A (en) * | 2018-05-03 | 2018-11-16 | 江苏兴达知识产权服务有限公司 | A kind of Novel baby lumbar stool |
| KR20200142225A (en) * | 2019-06-12 | 2020-12-22 | 정효진 | Auxiliary supporter for infant |
| CN111469904A (en) * | 2020-05-19 | 2020-07-31 | 南京科技职业学院 | Telescopic adjusting device for front wheel of hand-push children tricycle |
| KR102171800B1 (en) * | 2020-07-06 | 2020-10-29 | 정한나 | Multi safety belt structure for child |
| CN214267747U (en) * | 2021-01-05 | 2021-09-24 | 南京科技职业学院 | Baby carriage combined by waist stool and three-wheeled trolley |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112537361B (en) | 2024-03-08 |
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