CN103552674B - Overwater lifesaving device - Google Patents
Overwater lifesaving device Download PDFInfo
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- CN103552674B CN103552674B CN201310468325.8A CN201310468325A CN103552674B CN 103552674 B CN103552674 B CN 103552674B CN 201310468325 A CN201310468325 A CN 201310468325A CN 103552674 B CN103552674 B CN 103552674B
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Abstract
The invention discloses an overwater lifesaving device, comprising a matrix, an air bag and strutting mechanisms arranged at two ends of the matrix and used for strutting the air bag. In an initial state, the air bag is folded on the strutting mechanisms; and the matrix is provided with a trigger mechanism which is connected with the strutting mechanisms and actuates the strutting mechanisms to strut the air bag to form an umbrella-like structure. Compared with the prior art, the invention has the following advantages: the overwater lifesaving device has the air bag which can be strutted to form the umbrella-like structure, the air bag can be filled with air automatically without external power or a chemical reaction, sealing of air in the air bag during lifesaving depends on a water surface, so the structure of the device is simplified; the trigger mechanism on the matrix can trigger the motion of mechanism strutting so as to allow the air bag to be rapidly strutted, thereby substantially improving operational reliability of the device; in the initial state, the device has a small size and light weight, so the device is easy to carry; and the device needs low production cost and is convenient to popularize.
Description
Technical field
The present invention relates to a kind of aquatic life-saving equipment.
Background technology
At present, conventionally people are when saving the drowning people who falls into the water, need to use buoy quoit, power aerated lifesaving device or chemical reaction aerated lifesaving device, these devices have one of following shortcoming conventionally: volume is large, weight is large, complex structure, make not Portable belt, cost is higher or in-use performance is unstable, seriously restricts the ubiquity that such device uses.Therefore, need a kind ofly to have that volume is little, lightweight, simple in structure concurrently, the aquatic life-saving equipment of stable performance, easy to operate, low cost and other advantages simultaneously, significantly reduce the generation of the event of being drowned, for society removes difficulties and alleviates sufferings.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of easy to carry and aquatic life-saving equipment that reliability of service is high.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of aquatic life-saving equipment, comprise matrix, air bag and be located at matrix two ends for strutting the spreading mechanism of air bag, under initial condition, air bag is folded state and is located on spreading mechanism, matrix be provided be connected with spreading mechanism, in the time of lifesaving, can impel spreading mechanism action air bag to be strutted into the trigger mechanism of umbrella-shaped structure.
Described spreading mechanism comprises the pallet being located on described matrix, be located on pallet for hemispheric projection, main drag-line and a drag-line, projection is provided with radially several that distribute and struts spring, described air bag is connected with the top that struts spring in inner side, one end of main drag-line extends to described trigger mechanism place, in the time that enabling, lifesaving cut off by trigger mechanism, the other end connects some drag-lines, prop up drag-line successively through pallet and projection, one drag-line connects one and struts spring, under initial condition, main drag-line and a drag-line are tension, strut spring and be compressive state under the pulling force effect of main drag-line and a drag-line, air bag is folded state and clogs in strutting between spring.
Described pallet is connected with described matrix by bend pipe, is provided with the curved channel that allows a described drag-line pass in bend pipe.
Described matrix comprises the outer cylinder body of a both ends open, inner hollow, in the time of lifesaving as the use of holding; Described air bag and spreading mechanism respectively have two covers, are arranged symmetrically in the two ends of outer cylinder body.
In described outer cylinder body, be provided with the telescopic pipe that two covers can stretch out from the different port of outer cylinder body respectively, the outer end of telescopic pipe is connected with described bend pipe, and described drag-line and main drag-line pass from telescopic pipe, and described trigger mechanism is between two telescopic pipes.
Described telescopic pipe comprises the sleeve pipe that two-layer socket connects, between two-layer sleeve pipe and between outer layer sleeve and described outer cylinder body, be equipped with guide frame, in the cavity of inner layer sleeve, be provided with the Compress Spring on outer end inwall and the described trigger mechanism that two ends are against respectively inner layer sleeve, described bend pipe is connected with the outer end of inner layer sleeve.
Guide frame between described two-layer sleeve pipe be included in outer layer sleeve inside face setting guide groove and at the slide block moving along guide groove of the outside face setting of inner layer sleeve, the guide frame between described outer layer sleeve and described outer cylinder body is included in the guide groove of inside face setting of outer cylinder body and the slide block moving along guide groove in the embedding guide groove of the outside face setting of outer layer sleeve.
Described trigger mechanism comprises trigger switch and switch seat, switch seat is fixed in described outer cylinder body and is clipped between two described flexible intraluminal Compress Springs, trigger switch one end insert in switch seat along in the slot extending with the perpendicular direction of outer cylinder body length direction, the other end stretches out from the barrel of outer cylinder body, in switch seat, be provided with in the bottom of slot the spring that props up trigger switch, in switch seat and trigger switch, be provided with the through hole that allows described main drag-line pass, trigger switch and switch seat form sharp keen a pair of cutting blade in through hole, in the time that enabling, lifesaving matches for cutting off main drag-line.
Described trigger switch is connected and composed with the side inserted link parallel with main inserted link that is located at main inserted link both sides by main inserted link, slot in described switch seat is provided with three accordingly, stretch out from the barrel of outer cylinder body the end of main inserted link, main inserted link is provided with the described through hole that allows main drag-line pass, main inserted link matches in through hole with switch seat and forms sharp a pair of cutting blade, and side inserted link is provided with the elongated hole that allows described main drag-line pass.
Described side inserted link is positioned at described outer cylinder body inside, and under initial condition, the draw-in groove arranging on the tube wall of two-layer sleeve pipe of described telescopic pipe is inserted in the end outside described slot of being arranged in of side inserted link.
In the time that lifesaving is enabled, this lifesaving appliance is enumerated the water surface by the horizontal outer cylinder body of holding of hand, press trigger switch with hand, in cutting off main drag-line, the draw-in groove that the end outside described slot arranges from two-layer sleeve pipe tube wall that is arranged in of side inserted link exits, two cover air bags and two cover telescopic pipes are opened simultaneously, ensure can hold saved person in the middle of air bag fast aeration and two cover air bags, then this lifesaving appliance is pressed in water, and the water surface seals formation buoyancy gas in air bag.
The present invention adopts technique scheme, compared with prior art, this aquatic life-saving equipment has the air bag that can strut into umbrella-shaped structure, aerification voluntarily in air bag, do not need external impetus or chemical reaction, when lifesaving, in air bag, the sealing of gas relies on the water surface self, thereby has simplified this apparatus structure, trigger mechanism on matrix triggers spreading mechanism action can be strutted air bag fast, thereby has also greatly improved the reliability of service of this device; In the time of initial condition, this device volume is little, lightweight, thereby is easy to carry in addition, and productive costs is low, is convenient to popularize.
Brief description of the drawings
Fig. 1 is the structural representation (folding air bag not shown) of aquatic life-saving equipment in the time of initial condition;
Fig. 2 is the structural representation of aquatic life-saving equipment in the time that air bag is softened state;
Fig. 3 is the structural representation of spreading mechanism;
Fig. 4 is the structural representation of telescopic pipe;
Fig. 5 is the structural representation of trigger mechanism;
Fig. 6 is the structural representation of trigger switch;
Fig. 7 is the structural representation of switch seat;
Fig. 8 is the structural representation of sleeve pipe;
Fig. 9 is the structural representation (outer layer sleeve is not shown) that trigger switch is connected with inner layer sleeve;
Mark in above-mentioned figure is: 1, outer cylinder body; 2, telescopic pipe; 3, strut spring; 4, pallet; 5, projection; 6, bend pipe; 71, outer layer sleeve; 72, inner layer sleeve; 8, main drag-line; 9, slide block; 10, trigger switch; 11, main inserted link; 12, side inserted link; 13, cutting blade; 14, elongated hole; 15, switch seat; 16, slot; 17, draw-in groove; 18, central seat; 19, adapter plate; 20, air bag; 21, retracing spring; 22, Compress Spring; 23, limiting stopper; 24, doughnut sheet; 25, prop up drag-line.
Detailed description of the invention
Be a kind of aquatic life-saving equipment of the present invention as shown in Figures 1 to 9, comprise matrix, air bag 20 and be located on matrix for strutting the spreading mechanism of air bag 20.The grip part gripping when matrix uses as user, air bag 20 is as the parts that produce buoyancy, air bag 20 is provided with two covers, under initial condition, air bag 20 is folded state and is fixed on spreading mechanism, on matrix, be also provided with the spreading mechanism action that can impel being connected with spreading mechanism and air bag 20 strutted into the trigger mechanism of umbrella-shaped structure, air bag 20 is after expansion, can on the water surface, form the film of a umbrella, inner aerification, the opening of air bag 20 bottoms is by water-stop, gas can not be revealed, thereby make air bag 20 remain softened state, to produce buoyancy, guarantee that user can not sink under water.Air bag 20 is folded state and is fixed on spreading mechanism in the time not launching, be shaped as a little hemisphere, therefore also just make the volume of this aquatic life-saving equipment can be less, to be convenient for carrying, and air bag 20 can be strutted fast, thereby also greatly improve reliability of service, shortened the time of lifesaving.
Specifically, as shown in Figure 3, spreading mechanism comprises the pallet 4 that is located on matrix, is located at hemispheric projection 5, main drag-line 8 and a drag-line 25 on pallet 4.Pallet 4 is a thinner disk, and projection 5 is provided with several and struts spring 3 for what strut air bag 20, struts spring 3 for Compress Spring, struts spring 3 one end to be fixedly connected with projection 5, and the other end is fixedly connected with air bag 20.In the time of initial condition, air bag 20 in tight folded state clog on pallet 4 respectively in the strutting between spring 3 of compressive state, form less hemisphere.Air bag 20 will expand into the semisphere umbrella film of an end opening in the time of lifesaving, air bag 20 is by as thin as a wafer but airtight and have the material of certain toughness to make, its inside face is provided with and the doughnut sheet 24 that struts spring 20 numbers and equate, doughnut sheet 24 is uniformly distributed in hemisphere face, and doughnut sheet 24 is fixedly connected with the end that struts spring 20.Strut spring 3 and in hemisphere face, be uniformly distributed radially on projection 5, and perpendicular to the outside face of projection 5, and strut spring 3 and will there is certain rigidity, after launching at air bag 20, can play certain support effect to air bag 20.
The inside of projection 5 is cavity, and the surface of projection 5 is provided with the corresponding aperture with strutting spring 3 positions being communicated with cavity, also has the through hole connecting with the cavity of projection 5 and the cavity of bend pipe 6 on pallet 4; Main drag-line 8 is shorter, and one end is extended and passed trigger mechanism, in the time that lifesaving is enabled, is cut off by trigger mechanism, and the other end connects some drag-lines 25; At initial condition, some drag-lines 25 are together through the through hole on bend pipe 6 and pallet 4, and be connected with doughnut Pian24 center with the corresponding axis that struts spring 3 through the aperture on projection 5 respectively, main drag-line 8 and a drag-line 25 are in tension, strut spring 3 under the pulling force effect of main drag-line 8 and a drag-line 25 in compressive state, make each spring 3 that struts can both compress energy storage.In the time that lifesaving is enabled, cut off main drag-line 8 by trigger mechanism, main drag-line 8 cuts off, and strutting spring 3 can freely discharge, thereby can make air bag 20 strut fast.After air bag 20 launches completely, because a drag-line 25 is still connected with main drag-line 8, in the cavity of joint area between drag-line 25 and main drag-line 8 in projection 5, thereby now propping up drag-line 25 can and strut spring 3 to air bag 20 and play spacing effect, propping up drag-line 25 holds air bag 20 and struts spring 3, can prevent into water time, the interior gas upper punch of air bag 20 is out of shape air bag 20, so also will require each drag-line 25 to have suitable length just the air bag 20 after inflation to be held to increase stability.
As depicted in figs. 1 and 2, matrix comprises the outer cylinder body 1 of the circular tube shaped of a both ends open, inner hollow, outer cylinder body 1 is the single sleeve pipe for holding during for lifesaving, air bag 20 and spreading mechanism are arranged symmetrically in the two ends of outer cylinder body 1, be that air bag 20 and spreading mechanism are respectively provided with two covers, connect into a complete drag-line for the end of two main drag-lines 8 being connected with spreading mechanism in outer cylinder body 1 inside.In outer cylinder body 1, be provided with two telescopic pipes 2 that can stretch out from the different port of outer cylinder body 1 respectively while being enclosed within lifesaving, two cover telescopic pipes 2 are to be arranged in symmetrically outer cylinder body 1 inside through outer cylinder body 1 center and the plane vertical with the axis of outer cylinder body 1 as the plane of symmetry, the length of telescopic pipe 2 can be elongated by stretching in the time of lifesaving, two cover telescopic pipes 2 stretch out from the port being adjacent of outer cylinder body 1 respectively, thereby can make the length of whole matrix elongated, guarantee that 20, two air bag after opening also has spacing to hold by lifesaver.
As shown in Figure 3, the pallet 4 of spreading mechanism is to be connected with matrix by bend pipe 6, projection 5 and bend pipe 6 are connected to the center of 4 two cards of pallet, the radian of bend pipe 6 is 90 degree, the card of pallet 4 is parallel to the axis of outer cylinder body 1, in the time that lifesaving is enabled, outer cylinder body 1 is the level of state like this, and the pallet 4 at two ends is also horizontality.In bend pipe 6, be provided with the bending curved channel that allows main drag-line 8 and a drag-line 25 pass, curved channel is set, can guarantee that main drag-line 8 and a drag-line 25 can pass very smoothly.
As shown in Figure 4, every cover telescopic pipe 2 of the present embodiment comprises the sleeve pipe that two joint sockets connect, and is respectively outer layer sleeve 71 and inner layer sleeve 72; In the time of lifesaving, inner layer sleeve 72 stretches out from outer layer sleeve 71, and outer layer sleeve 71 stretches out from outer cylinder body 1; The outer end of inner layer sleeve 72 is provided with a shrouding and is fixedly connected with bend pipe 6, has the through hole communicating with bend pipe 6 on shrouding; In inner layer sleeve 72 cavitys, one end is against shrouding inwall in addition, the other end is against the Compress Spring 22 on trigger mechanism.
As shown in Figure 4 and Figure 8, guide frame between two-layer sleeve pipe be included in outer layer sleeve 71 inside face setting guide groove and at the slide block moving along guide groove 9 of the outside face setting of inner layer sleeve 72, the guide frame between outer layer sleeve 71 and the outer cylinder body 1 of telescopic pipe 2 is included in the guide groove of inside face setting of outer cylinder body 1 and the slide block 9 moving along guide groove in the embedding guide groove of the outside face setting of outer layer sleeve 71.Guide groove is to extend along the direction parallel with outer cylinder body 1 axis the groove arranging on the inside face of outer layer sleeve 71 and outer cylinder body 1, and slide block 9 embeds in guide groove, and the two ends of guide groove are position limiting structure, carry out spacing to the movement of each layer of sleeve pipe.
As shown in Fig. 5, Fig. 6 and Fig. 7, the trigger mechanism of this aquatic life-saving equipment comprises trigger switch 10 and for the switch seat 15 of trigger switch 10 is installed.Switch seat 15 is fixed in outer cylinder body 1 and is clipped between the Compress Spring 22 in two cover telescopic pipe 2 chambeies, switch seat 15 comprises central seat 18 and is located at the semi-round adapter plate 19 of central seat 18 both sides, the radius of adapter plate 19 is identical with the interior pore size of outer cylinder body 1, can directly be fixed on the inwall of outer cylinder body 1.Trigger switch 10 one end insert in switch seats 15 along with outer cylinder body 1 rectangular slot 16 that axially perpendicular direction is extended in, the other end stretches out from the opening of the barrel setting of outer cylinder body 1, so that user can press trigger switch 10.Trigger switch 10 is connected and composed with the rectangular side inserted link 12 parallel with main inserted link 11 that is located at main inserted link 11 both sides by the main inserted link 11 of rectangle, slot 16 in central seat 18 is provided with three accordingly, the side slot that the middle slot matching with main inserted link 11 respectively and side inserted link 12 match.Stretch out from the barrel of outer cylinder body 1 end of main inserted link 11, for pressing of user.Along on outer cylinder body 1 axis, on trigger switch 10 and switch seat 15, be all provided with the through hole that the main drag-line 8 of allowing of perforation passes, through hole on side inserted link 12 is the elongated hole 14 extending along side inserted link 12 length directions, and on trigger switch 10 and switch seat 15, the through hole at other positions is all circular; Main inserted link 11 and middle slot with matching are made a pair of sharp cutting blade 13 at through hole edge, in the time pressing trigger switch 10, this can cut off rapidly main drag-line 8 to cutting blade 13, discharges the elasticity that struts spring 3.
Bottom at the middle slot 16 of central seat 18 is also provided with retracing spring 21, the bottom of slot 16 in the middle of one end of retracing spring 21 is against, the other end is against the end of the main inserted link 11 of trigger switch 10, the compressed generation elastic force of retracing spring 21, the other end of main inserted link 11 is stretched out from outer cylinder body 1, can prevent the false triggering of trigger switch 10 simultaneously.In addition, be respectively provided with a limiting stopper 23 in the both sides of the part that is positioned at outer cylinder body 1 of main inserted link 11, the madial wall laminating of limiting stopper 23 and outer cylinder body 1, limiting stopper 23 be shaped as arc.
Side inserted link 12 is positioned at the inside of outer cylinder body 1 completely, the draw-in groove 17 arranging on the sidewall of the two-layer sleeve pipe of the end insertion telescopic pipe 2 outside the side slot that is arranged in central seat 18 16 of side inserted link 12, form a kind of locking structure that telescopic pipe 2 is carried out to locking, as shown in Figure 8 and Figure 9, same position on two-layer sleeve pipe all arranges draw-in groove 17, like this can be in the time of initial condition, keep telescopic pipe 2 to shrink in outer cylinder body 1.
In the time using this device lifesaving, to press after trigger switch 10, cutting blade 13 is cut off main drag-line 8, struts spring 3 and flicks, and struts folding air bag 20 and make it to become the semisphere of lower ending opening, completes fast aeration; Trigger switch 10 is in pressing the main drag-line 8 of down cut, the end of side inserted link 12 is just exited completely from the draw-in groove 17 of two-layer sleeve pipe, thereby telescopic pipe 2 can stretch out fast under the effect of Compress Spring 22, strengthen the spacing between two air bags 20 after opening outwardly.
Adopt said structure, this aquatic life-saving equipment in the time of initial condition volume and length less, weight is lighter, if add band cover, can be enclosed within head upper or be enclosed within on arm, does not affect normal swimming.In the time of lifesaving, operator needs only with horizontal outer cylinder body 1 middle part of holding this aquatic life-saving equipment of hand, allow trigger switch 10 enumerate the water surface upward, then press...with one's finger and press trigger switch 10, telescopic pipe 2 and air bag 20 can be opened simultaneously, air bag 20 fast aeration defensive positions are horizontal holds outer cylinder body 1 and this aquatic life-saving equipment is drawn under the water surface, and the water surface seals air bag 20 opening portions completely internal gas can not be revealed, and allows saved person float on the water surface thereby produce buoyancy.
This aquatic life-saving equipment belongs to Board of Education's humanity social sciences and studies one of achievement in research of young fund project (12YJC630111).
By reference to the accompanying drawings the present invention is exemplarily described above; obviously specific implementation of the present invention is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or without improving, design of the present invention and technical scheme are directly applied to other occasion, all within protection scope of the present invention.
Claims (9)
1. an aquatic life-saving equipment, it is characterized in that: comprise matrix, air bag and be located at matrix two ends for strutting the spreading mechanism of air bag, under initial condition, air bag is folded state and is located on spreading mechanism, matrix be provided be connected with spreading mechanism, in the time of lifesaving, can impel spreading mechanism action air bag to be strutted into the trigger mechanism of umbrella-shaped structure, described spreading mechanism comprises the pallet being located on described matrix, be located on pallet for hemispheric projection, main drag-line and a drag-line, projection is provided with radially several that distribute and struts spring, described air bag is connected with the top that struts spring in inner side, one end of main drag-line extends to described trigger mechanism place, in the time that enabling, lifesaving cut off by trigger mechanism, the other end connects some drag-lines, prop up drag-line successively through pallet and projection, one drag-line connects one and struts spring, under initial condition, main drag-line and a drag-line are tension, strut spring and be compressive state under the pulling force effect of main drag-line and a drag-line, air bag is folded state and clogs in strutting between spring.
2. aquatic life-saving equipment according to claim 1, is characterized in that: described pallet is connected with described matrix by bend pipe, is provided with the curved channel that allows a described drag-line pass in bend pipe.
3. aquatic life-saving equipment according to claim 2, is characterized in that: described matrix comprises the outer cylinder body of a both ends open, inner hollow, and described air bag and spreading mechanism are arranged in the two ends of outer cylinder body.
4. aquatic life-saving equipment according to claim 3, it is characterized in that: in described outer cylinder body, be provided with the telescopic pipe that two covers can stretch out from the different port of outer cylinder body respectively, the outer end of telescopic pipe is connected with described bend pipe, described drag-line and main drag-line pass from telescopic pipe, and described trigger mechanism is between two telescopic pipes.
5. aquatic life-saving equipment according to claim 4, it is characterized in that: described telescopic pipe comprises the sleeve pipe that two-layer socket connects, between two-layer sleeve pipe and between outer layer sleeve and described outer cylinder body, be equipped with guide frame, in the cavity of inner layer sleeve, be provided with the Compress Spring on outer end inwall and the described trigger mechanism that two ends are against respectively inner layer sleeve, described bend pipe is connected with the outer end of inner layer sleeve.
6. aquatic life-saving equipment according to claim 5, it is characterized in that: the guide frame between described two-layer sleeve pipe be included in outer layer sleeve inside face setting guide groove and at the slide block moving along guide groove of the outside face setting of inner layer sleeve, the guide frame between described outer layer sleeve and described outer cylinder body is included in the guide groove of inside face setting of outer cylinder body and the slide block moving along guide groove in the embedding guide groove of the outside face setting of outer layer sleeve.
7. according to the arbitrary described aquatic life-saving equipment of claim 4 to 6, it is characterized in that: described trigger mechanism comprises trigger switch and switch seat, switch seat is fixed in described outer cylinder body and is clipped between two described flexible intraluminal Compress Springs, trigger switch one end insert in switch seat along in the slot extending with the perpendicular direction of outer cylinder body length direction, the other end stretches out from the barrel of outer cylinder body, in switch seat, be provided with in the bottom of slot the spring that props up trigger switch, in switch seat and trigger switch, be provided with the through hole that allows described main drag-line pass, trigger switch and switch seat form sharp keen a pair of cutting blade in through hole, in the time that enabling, lifesaving matches for cutting off main drag-line.
8. aquatic life-saving equipment according to claim 7, it is characterized in that: described trigger switch is connected and composed with the side inserted link parallel with main inserted link that is located at main inserted link both sides by main inserted link, slot in described switch seat is provided with three accordingly, stretch out from the barrel of outer cylinder body the end of main inserted link, main inserted link is provided with the described through hole that allows main drag-line pass, main inserted link matches in through hole with switch seat and forms sharp a pair of cutting blade, and side inserted link is provided with the elongated hole that allows described main drag-line pass.
9. aquatic life-saving equipment according to claim 8, it is characterized in that: described side inserted link is positioned at described outer cylinder body inside, under initial condition, the draw-in groove arranging on the tube wall of two-layer sleeve pipe of described telescopic pipe is inserted in the end outside described slot of being arranged in of side inserted link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310468325.8A CN103552674B (en) | 2013-10-09 | 2013-10-09 | Overwater lifesaving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310468325.8A CN103552674B (en) | 2013-10-09 | 2013-10-09 | Overwater lifesaving device |
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| Publication Number | Publication Date |
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| CN103552674A CN103552674A (en) | 2014-02-05 |
| CN103552674B true CN103552674B (en) | 2014-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310468325.8A Expired - Fee Related CN103552674B (en) | 2013-10-09 | 2013-10-09 | Overwater lifesaving device |
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| CN (1) | CN103552674B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108248793B (en) * | 2018-02-07 | 2022-08-05 | 深圳市鑫神科技开发有限公司 | Falling water floating method and device |
| CN110155275A (en) * | 2019-05-21 | 2019-08-23 | 王亮 | A kind of anti-fast life-saving equipment of being drowned that can significantly reduce water impact |
| CN112722215B (en) * | 2021-01-27 | 2022-01-07 | 山东交通学院 | Personnel transfer device for marine rescue |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1172691A (en) * | 1966-01-06 | 1969-12-03 | Hellier Airborne Ltd | Balloon Inflating Device. |
| US3977031A (en) * | 1975-02-28 | 1976-08-31 | Sanders Associates, Inc. | Inflation system |
| PT76849B (en) * | 1983-06-09 | 1986-01-27 | Jorge Manuel De Carvalho Mota | SELF-INSUFFLABLE FLOAT |
| CN86205686U (en) * | 1986-08-03 | 1988-02-10 | 刘庆彬 | Portable automatic life-buoy |
| CN87204608U (en) * | 1987-09-16 | 1988-07-06 | 童隐潭 | Fast automatic air-filling lifesaving appliance in water |
| CN101531244A (en) * | 2008-03-13 | 2009-09-16 | 裴文 | Accommodation space structure and life-saving device and life jacket formed by the accommodation space structure |
| CN203593150U (en) * | 2013-10-09 | 2014-05-14 | 安徽工程大学 | Waterborne life saving device |
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2013
- 2013-10-09 CN CN201310468325.8A patent/CN103552674B/en not_active Expired - Fee Related
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Inventor after: An Guoqiang Inventor after: Liu Changyi Inventor after: Zhang Yunfeng Inventor after: Yao Zongjian Inventor after: Qiu Shubing Inventor after: Zhang Xiaoqi Inventor after: Tian Chenlan Inventor after: Ma Huiyu Inventor before: An Guoqiang Inventor before: Liu Changyi Inventor before: Yao Zongjian Inventor before: Qiu Shubing Inventor before: Zhang Xiaoqi Inventor before: Tian Chenlan Inventor before: Ma Huiyu |
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Free format text: CORRECT: INVENTOR; FROM: AN GUOQIANG LIU CHANGYI YAO ZONGJIAN QIU SHUBING ZHANG XIAOQI TIAN CHENLAN MA HUIYU TO: AN GUOQIANG LIU CHANGYI ZHANG YUNFENG YAO ZONGJIAN QIU SHUBING ZHANG XIAOQI TIAN CHENLAN MA HUIYU |
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Granted publication date: 20141119 Termination date: 20201009 |