CN106275317B - A kind of automatic inflating floating swimming suit - Google Patents

A kind of automatic inflating floating swimming suit Download PDF

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Publication number
CN106275317B
CN106275317B CN201610743927.3A CN201610743927A CN106275317B CN 106275317 B CN106275317 B CN 106275317B CN 201610743927 A CN201610743927 A CN 201610743927A CN 106275317 B CN106275317 B CN 106275317B
Authority
CN
China
Prior art keywords
swimming suit
switch unit
chamber group
pneumatophore
storage tank
Prior art date
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.)
Expired - Fee Related
Application number
CN201610743927.3A
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Chinese (zh)
Other versions
CN106275317A (en
Inventor
王秀贵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mdt InfoTech Ltd, Dongguan City, Dongguan
Original Assignee
Mdt Infotech Ltd Dongguan City Dongguan
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mdt Infotech Ltd Dongguan City Dongguan filed Critical Mdt Infotech Ltd Dongguan City Dongguan
Priority to CN201610743927.3A priority Critical patent/CN106275317B/en
Publication of CN106275317A publication Critical patent/CN106275317A/en
Application granted granted Critical
Publication of CN106275317B publication Critical patent/CN106275317B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63CLAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C9/00Life-saving in water
    • B63C9/08Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like
    • B63C9/087Body suits, i.e. substantially covering the user's body ; Immersion suits, i.e. substantially completely covering the user
    • B63C9/105Body suits, i.e. substantially covering the user's body ; Immersion suits, i.e. substantially completely covering the user having gas-filled compartments
    • B63C9/1055Body suits, i.e. substantially covering the user's body ; Immersion suits, i.e. substantially completely covering the user having gas-filled compartments inflatable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63CLAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C9/00Life-saving in water
    • B63C9/08Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like
    • B63C9/18Inflatable equipment characterised by the gas-generating or inflation device

Abstract

The present invention discloses a kind of automatic inflating floating swimming suit, has swimming suit ontology, and the correspondence of the swimming suit ontology, which is leaned at the position of the human body first half, is equipped with annular in shape or strip storage tank, and matching is equipped with Inflatable floating device in the storage tank;The Inflatable floating device includes pneumatophore, switch unit and control unit;Pneumatophore is in the ring-type to match with storage tank or strip structure, the pneumatophore, in the first chamber group and second chamber group being staggered, is installed in the first chamber group and second chamber group by switch unit sealed separation and mixes the first chemical substance that can generate gas and the second chemical substance respectively;Control unit is electrically connected with switch unit to control switch unit work.It is succinct, compact, flexible innovation structure that the present invention, which is located at the Inflatable floating device on swimming suit, achieve the effect that the fast automatic floating lifesaving of swimming suit, the swimmer of wearing swimming suit will not be given to bring any uncomfortable or feeling of bearing a heavy burden, self-rescue function is reliable, and extremely practical.

Description

A kind of automatic inflating floating swimming suit
Technical field
The present invention relates to swimming suit fields, in particular to a kind of automatic inflating to float swimming suit.
Background technology
Swimming is one increasingly by popular sports events, however be drowned in swimming accident when have hair Raw, this is that people face always and there is an urgent need for overcome the problems, such as.Currently in order to preventing drowning incident, has related lifesaving and set It is standby, however it is commonly designed unreasonable, moulding complexity is heavy, and it is difficult to accomplish real popularization and application to be.Such as at present on swimming suit The additional aerated lifesaving device in face is typically air bag to be added on swimming suit, and be further provided with and be connected with air bag The storage tank body and relevant control mechanism connect needs inflation when saving oneself, by relevant control mechanism controls, storage tank body release storage or The gas of generation is inflated for air bag via related loading line, reaches purpose of saving oneself with this later.However, storage tank body has There are certain weight and volume, storage tank body needs hang or bear on swimming suit in use, and very big burden is brought to swimmer And it is inconvenient, so most of can select to abandon the existing unpractical lifesaving appliance of configuration.
Further more, everybody knows, the time, which is especially valuable or even one and half seconds differences, in drowned lifesaving can all bring difference Consequence.The existing aerated lifesaving device, airing form be from a chamber pipeline enter another chamber by way of, it is this There are certain distances for mode, and distance has larger uncertainty under water, and in this, that there are aeration speeds is relatively slow, is easy to happen Pipeline cuts the problems such as blocking up and can not inflating, just due to the presence of the problem, even if easily occurring not filling if when needing inflatable lifesaving Gas was inflated slow and had little time lifesaving, and there are the bad problems of functional reliability.
In consideration of it, inventor furthers investigate the above problem, and proposes a kind of automatic inflating floating swimming suit, this Thus case generates.
Invention content
The purpose of the present invention is to provide a kind of simple for structure, simple and fast is inflated, self-rescue function is reliable, highly practical Automatic inflating floats swimming suit.
In order to achieve the above objectives, solution of the invention is:
There is a kind of automatic inflating floating swimming suit swimming suit ontology, the correspondence of the swimming suit ontology to lean on the position of the human body first half Place is equipped with annular in shape or strip storage tank, is matched in the storage tank and is equipped with Inflatable floating device;The Inflatable floating device packet Pneumatophore, switch unit and control unit are included;Pneumatophore is in the ring-type to match with storage tank or strip structure, the air bag Body is by switch unit sealed separation in the first chamber group and second chamber group being staggered, the first chamber group and the second chamber It is installed with respectively in the group of room and mixes the first chemical substance that can generate gas and the second chemical substance;Control unit and switch Unit is electrically connected to control switch unit work.
First chemical substance is solid-state or liquid substance, and corresponding second chemical substance is liquid or solid matter;It is right The second chamber that the pressure in the first chamber group or second chamber group of solid matter is less than corresponding containing liquid substance should be contained Pressure in group or first chamber group.
First chemical substance is sodium bicarbonate substance, and the second chemical substance is dilute hydrochloric acid substance.
The switch unit includes shell, magnetic control memory alloy stick, coil and the spring being installed in the shell;Shell It is seal-installed in pneumatophore, intercommunicating pore is offered on shell, magnetic control memory alloy stick is set in coil, magnetic control memory alloy stick One end extend to intercommunicating pore and play closed intercommunicating pore, the other end of magnetic control memory alloy stick is connected to by spring on shell.
The bar shaped traction grooved in closed for having and being extended along air bag body length, control unit are constituted on the pneumatophore Connecting line between switch unit is drawn along the bar shaped traction grooved to be arranged.
Correspondence first chamber group on the pneumatophore and material-feeding port is equipped at each chamber location of second chamber group, it should Matching has been equipped with the plastic cover of sealing on material-feeding port.
Described control unit includes controller, and pressure sensor, counter and the hand being electrically connected with the controller Dynamic switch, the output end of controller and the input terminal of switch unit are electrically connected.
Described control unit is also configured with the Electron Ring being worn on arm, which is wirelessly connected with control unit, electricity Subring is equipped with the wireless transmitter module for sending signal to control unit and remote equipment respectively, and Electron Ring is equipped with display parameters The control button of display screen and adjusting control.
The storage tank is equipped with the zipper for being conducive to dismounting Inflatable floating device extended along its length.
The storage tank is equipped with multiple, including the shoulder banded structure of corresponding shoulder and encirclement are in the circle of waistline upper position Shape structure.
After adopting the above scheme, a kind of automatic inflating of the present invention floats swimming suit, and advantageous effect compared with the existing technology exists In:It is succinct, compact, flexible innovation structure that the present invention, which is located at the Inflatable floating device on swimming suit, and pneumatophore is by switch unit Sealed separation is installed in the first chamber group and second chamber group being staggered in first chamber group and second chamber group respectively Have and mixes the first chemical substance that can generate gas and the second chemical substance.So in the event of drowning, by control unit Control switch unit automatically opens, in the chamber of the indoor chemical substance of each chamber of first/second chamber group and the adjoining of its both sides Chemical substance quickly mixing and rapid gas generating, the gas of generation can in very short time and again uniformly, reliably fill Full entire pneumatophore, achievees the effect that the fast automatic floating lifesaving of swimming suit.There is the Inflatable floating device structure of the present invention again very Succinctly, and structure and weight are uniformly spread out in larger area, will not give wearing swimming suit swimmer bring it is any uncomfortable or Person, which bears a heavy burden, to be felt, self-rescue function is reliable, and extremely practical.
Description of the drawings
Fig. 1 is the schematic diagram of automatic inflating floating swimming suit of the present invention;
Fig. 2 is the structural schematic diagram of Inflatable floating device of the present invention;
Fig. 3 is the preferred implementation illustration of switch unit;
Fig. 4 is the main part schematic diagram of Electron Ring of the present invention.
Label declaration
1 storage tank 11 of swimming suit ontology
2 pneumatophore 21 of Inflatable floating device
211 second chamber group 212 of first chamber group
213 material-feeding port 214 of bar shaped traction grooved
22 shell 221 of switch unit
222 magnetic control memory alloy stick 223 of coil
224 control unit 23 of spring
3 display screen 31 of Electron Ring
Control button 32.
Specific implementation mode
This case is described in further detail with reference to the accompanying drawings and detailed description.
This case is related to a kind of automatic inflating floating swimming suit, as shown in Figure 1, having swimming suit ontology 1, pair of the swimming suit ontology 1 It should lean on and be equipped with storage tank 11 at the position of the human body first half, the storage tank 11 is annular in shape or strip structure.Interior of storage tank 11 It is equipped with Inflatable floating device 2.Inflatable floating device 2 is correspondingly arranged at the position of the human body first half, and floating is played conducive to it Lifesaving drowning person acts on.
The Inflatable floating device 2 is as shown in Fig. 2, include pneumatophore 21, switch unit 22 and control unit 23.Air bag Body 21 is in the ring-type to match with storage tank 11 or strip structure.Storage tank 11 can be equipped with single or multiple, Ke Yishe For the shoulder banded structure of corresponding shoulder, cyclic structure, etc. of the encirclement in waistline upper position.Multiple storage tanks 11 can be connected Logical design, for example it is configured to small vest structure by two shoulder banded structures and cyclic structure disjunctor.Pneumatophore 21 be in and storage tank 11 The structure being correspondingly arranged.Further more, storage tank 11 is equipped with the zipper extended along its length, it is conducive to float for inflation with this Device 2 carries out simple-mounting-dismounting operation, chooses whether to wear Inflatable floating device 2 as needed conducive to swimmer, be additionally favorable for simultaneously Inflatable floating device 2 is replaced to reuse.
The pneumatophore 21 is by 22 sealed separation of switch unit in the first chamber group 211 and second chamber being staggered Group 212;That is first chamber group 211 and second chamber group 212 is respectively provided with several chambers, and they are along cyclic annular or strip The length direction of the pneumatophore 21 of structure is arranged in interleaved one by one.In first chamber group 211 and second chamber group 212 respectively It is installed with the first chemical substance and the second chemical substance, first chemical substance and the second chemical substance are nontoxic chemicals Matter, the two, which mixes, can generate rapidly gas.
Preferably, first chemical substance is solid-state or liquid substance, and corresponding second chemical substance is liquid or solid-state Substance.Pressure in the corresponding first chamber group 211 or second chamber group 212 for containing solid matter is less than corresponding containing liquid object The second chamber group 212 of matter or the pressure in first chamber group 211.In this way, making first chamber group 211 and second chamber group 212 Between there are pressure difference, and the chamber pressure of corresponding containing liquid substance is more than the chamber pressure for containing solid matter.Such as it is specific In operation, the chamber pressure of corresponding containing liquid substance is atmospheric pressure, and the chamber pressure for containing solid matter is that negative pressure is taken out very It is empty.After switch unit 22 is opened, due to the effect of pressure difference, along with liquid has strong mobility effect, liquid substance energy Enough rapid both sides toward low pressure are flowed, and to realize the rapid mixing and generation gas of two kinds of chemical substances of solid-liquid, ensure gas The promptness and reliability of generation.First chemical substance and the second chemical substance can provide specific reality there are many form Applying example has, and the first chemical substance is sodium bicarbonate solid matter, and the second chemical substance is dilute hydrochloric acid liquid.
Preferably, the dosage of the chemical substance contained in the second chamber group 212 or first chamber group 211 of pneumatophore 21 is wanted It is moderate, it realizes 21 gassy of pneumatophore for single and realizes the dosage of floating effect, so ensure that pneumatophore 21 plays floating Effect and the security reliability of itself.In order to which Inflatable floating device 2 can discharge simultaneously repeated application, air bag after starting work Material-feeding port 214 is equipped at the first chamber group 211 of body 21 and each chamber location of second chamber group 212, on the material-feeding port 214 Matching has been equipped with the plastic cover of sealing.After this is by opening material-feeding port 214 by the indoor gas release of each chamber, then fill by It is required that the first chemical substance or the second chemical substance of dosage, cover plastic cover, you can come into operation again, it is simple, convenient again It is environmentally friendly practical.
Described control unit 23 is electrically connected with switch unit 22 to control the switch unit 22 work.Switch unit 22 is set There are several of dispersion, connect with control unit 23 to be conducive to each switch unit 22, it is preferred that is had in being constituted on pneumatophore 21 The bar shaped traction grooved 213 in closed being extended along 21 length of pneumatophore, the company between control unit 23 and switch unit 22 Wiring is drawn along the bar shaped traction grooved 213 to be arranged.So it is conducive to simple for structure and compact Layout, while also brings waterproof action, Ensure device reliability.
Common valve mechanism, such as compact electromagnetic valve arrangement may be used in the switch unit 22.Since switch is single The response reliability and speed of member 22 are very crucial during saving oneself, and a preferred embodiment are provided in this present invention, such as Fig. 3 institutes Show, switch unit 22 includes shell 221, coil 222, magnetic control memory alloy stick 223 and the spring being installed in the shell 221 224.Shell 221 is seal-installed in pneumatophore 21, and intercommunicating pore 2211 is offered on shell 221, and magnetic control memory alloy stick 223 is set In in coil 222, one end of magnetic control memory alloy stick 223 extends to intercommunicating pore 2211 and plays closed intercommunicating pore 2211, magnetic control note The other end for recalling alloy bar 223 is connected to by spring 224 on shell 221.Intercommunicating pore there are two being opened up in Fig. 3 middle casings 221 2211, and it is correspondingly provided with two groups of coils 222, magnetic control memory alloy stick 223 and spring 224, so it is conducive to complicated more under water The reliability of device in the case of change.
Magnetic control memory alloy stick 223 can also be substituted by giant magnetostrictive rod, can play same effect.Further more, in order to reinforce One end of 22 structure security reliability of switch unit, magnetic control memory alloy stick 223 can connect plug by hinged component, be blocked up by this Head is closed cut-off effect with the directly cooperation of intercommunicating pore 2211 to realize.The correspondence of intercommunicating pore 2211 is for magnetic control memory alloy stick 223 One end or the flexible opening of plug elastic film envelope may be used and set, one end of magnetic control memory alloy stick 223 or plug When stretching into intercommunicating pore 2211 and making cut-off state, elastic film corresponds to elastic stretch in being close to and wrap up magnetic control memory alloy stick 223 One end or plug, when one end of magnetic control memory alloy stick 223 or plug, which exit communication port 2211, makees conducting state, Thin Elastic Film automatically resets.So ensure that chemical substance can be only in second chamber group 212, first chamber group 211 and connect in pneumatophore 21 In through-hole 2211, various adverse effects are brought to avoid possible leakage problems with this.In addition, utilizing the film table of elastic film The glutinous viscosity in face, is conducive to the leakproofness to adjacent two chamber, sealing performance is excellent.It also inlays and is provided with and magnetic control in intercommunicating pore 2211 The sealing ring of one end of memory alloy bar 223 or plug cooperation, promotes the closing seam performance of intercommunicating pore 2211.
The switch unit 22, output displacement and power using magnetic control memory alloy fast response time and under magnetic fields Feature, coil 222 act under the bias magnetic field generated, and magnetic control memory alloy stick 223, which generates, shortens deformation, and spring 224 is coordinated to make With and the elastic film rebound effect, to it is automatic, rapidly open intercommunicating pore 2211, shorten the trepanning time, compare it His mode, has that the conversion ratio between mechanical energy and electric energy is high, energy density is big, fast response time, good reliability, type of drive Simple advantage has critical significance and advantage in flexible Application on Inflatable floating device 2 of the present invention.
Described control unit 23 includes controller, and be electrically connected with the controller pressure sensor, counter and Manual switch.The output end of controller and the input terminal of switch unit 22 are electrically connected.Control unit 23 is used for controlling inflation drift Floating device 2 automatically turns on operation, and automatic opening condition is constantly detected the depth residing for swimmer by pressure sensor, counter (pressure born) and timing judge, when detecting that swimmer sinks under the water up to one depth of setting and time, by controller Control instruction is sent out to switch unit 22, switch unit 22 is opened rapidly, in above-mentioned pneumatophore 21 two kinds of chemical substance moments fill It point mixes and generates gas, pneumatophore 21 automatic inflating and realizes floating in very short time, is finally reached reliable and effective rescue Raw purpose.It is described to realize that automatic opening pattern, manual switch are the manually opened pattern of auxiliary by pressure sensor, counter, Swimmer feels that there is something special (for example knot etc.) and also have realize in the case of, can be operated with manual switches to shift to an earlier date or auxiliary It helps and opens Inflatable floating device 2, further promote the practicability and reliability of Inflatable floating device 2.
Preferably, control unit 23 is also configured with the Electron Ring 3 being worn on arm, as shown in figure 4, the Electron Ring 3 and control Unit 23 processed is wirelessly connected, and Electron Ring 3 is equipped with the wireless transmitter module for sending signal to control unit 23 and remote equipment respectively, 3 are equipped with the display screen 31 of display parameters and the control button 32 of adjusting control on Electron Ring.Hand can be equally equipped on Electron Ring 3 Dynamic switch button can be according to actual conditions, by pressing on Inflatable floating device 2 in the case of swimmer is flurried under water Manual switch button on manual switch or Electron Ring 3 increases security performance realizing manually opened operation with this.Electricity Between subring 3 and control unit 23 by be wirelessly connected realize be in communication with each other, Electron Ring 3 can also outwardly send distress signal with And location information, enhanced by rescue probability with this.Further more, can be used for adjusting set depth and counting by control button 32 Etc. parameters, with this come meet different swimmers different fitness and hobby demand.
In addition, automatic inflating of the present invention floats swimming suit, it can be adapted for miscellaneous swimming suite and load onto face.Wherein male Swimming trunks are only usually worn, Inflatable floating device 2 of the present invention also can be applicable on the waist of trousers of swimming trunks at this time, or by swimming suit of the present invention Make the wearing structure in vest type or encirclement formula, is simply worn at the position of the corresponding human body first half, the effect risen is more It is good.
The foregoing is merely the preferred embodiment of the present invention, all equivalent changes done with scope of the invention as claimed and Modification, should all belong to the range of the claims in the present invention.

Claims (9)

1. a kind of automatic inflating floats swimming suit, there is swimming suit ontology, it is characterised in that:The correspondence of the swimming suit ontology leans on human body upper half Annular in shape or strip storage tank is equipped at the position in portion, matching is equipped with Inflatable floating device in the storage tank;The inflation is floated Floating device includes pneumatophore, switch unit and control unit;Pneumatophore is in the ring-type to match with storage tank or strip knot Structure, the pneumatophore is by switch unit sealed separation in the first chamber group and second chamber group being staggered, the first chamber It is installed with respectively in group and second chamber group and mixes the first chemical substance that can generate gas and the second chemical substance;Control Unit is electrically connected with switch unit to control switch unit work;The switch unit includes shell, is installed on the shell Internal magnetic control memory alloy stick, coil and spring;Housing seal is installed in pneumatophore, and intercommunicating pore, magnetic are offered on shell It controls memory alloy bar to be set in coil, one end of magnetic control memory alloy stick extends to intercommunicating pore and plays closed intercommunicating pore, magnetic control note The other end for recalling alloy bar is connected to by spring on shell.
2. a kind of automatic inflating as described in claim 1 floats swimming suit, it is characterised in that:First chemical substance is solid-state Or liquid substance, corresponding second chemical substance are liquid or solid matter;The corresponding first chamber group for containing solid matter or the The second chamber group or the pressure in first chamber group that pressure in two chamber groups is less than corresponding containing liquid substance.
3. a kind of automatic inflating as claimed in claim 1 or 2 floats swimming suit, it is characterised in that:First chemical substance is Sodium bicarbonate substance, the second chemical substance are dilute hydrochloric acid substance.
4. a kind of automatic inflating as described in claim 1 floats swimming suit, it is characterised in that:Being constituted on the pneumatophore has along gas The extended bar shaped traction grooved in closed of utricule length, the connecting line between control unit and switch unit are led along the bar shaped Approaching channel traction setting.
5. a kind of automatic inflating as described in claim 1 floats swimming suit, it is characterised in that:Correspondence first on the pneumatophore It is equipped with material-feeding port at each chamber location of chamber group and second chamber group, the plastic cement for being equipped with sealing is matched on the material-feeding port Lid.
6. a kind of automatic inflating as described in claim 1 floats swimming suit, it is characterised in that:Described control unit includes control Device, and the pressure sensor, counter and the manual switch that are electrically connected with the controller, the output end and switch unit of controller Input terminal be electrically connected.
7. a kind of automatic inflating as described in claim 1 or 6 floats swimming suit, it is characterised in that:Described control unit also configures There is the Electron Ring being worn on arm, the Electron Ring and control unit are wirelessly connected, and Electron Ring is equipped with respectively to control unit and remote Journey equipment sends the wireless transmitter module of signal, and Electron Ring is equipped with the display screen of display parameters and the control of adjusting control is pressed Button.
8. a kind of automatic inflating as described in claim 1 floats swimming suit, it is characterised in that:The storage tank is equipped with along its length The zipper for being conducive to dismounting Inflatable floating device that direction extends.
9. a kind of automatic inflating as described in claim 1 floats swimming suit, it is characterised in that:The storage tank is equipped with multiple, packet Include corresponding shoulder shoulder banded structure and encirclement waistline upper position cyclic structure.
CN201610743927.3A 2016-08-29 2016-08-29 A kind of automatic inflating floating swimming suit Expired - Fee Related CN106275317B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610743927.3A CN106275317B (en) 2016-08-29 2016-08-29 A kind of automatic inflating floating swimming suit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610743927.3A CN106275317B (en) 2016-08-29 2016-08-29 A kind of automatic inflating floating swimming suit

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CN106275317A CN106275317A (en) 2017-01-04
CN106275317B true CN106275317B (en) 2018-08-28

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021134552A1 (en) * 2019-12-31 2021-07-08 李庆远 Auxiliary airbag swimsuit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2136198Y (en) * 1992-07-17 1993-06-16 王伟清 Lifesaving swimsuit
CN2424107Y (en) * 1999-10-22 2001-03-21 陈卫文 Lifesaving raincoat
CN2880668Y (en) * 2005-12-16 2007-03-21 张建 Safety lifesaving swimming suit
CN201563643U (en) * 2009-10-20 2010-09-01 胡文智 Safe swimming suit
DE102009056744B4 (en) * 2009-12-04 2012-09-06 Alexander Tsolkas life jacket
CN202368772U (en) * 2011-12-06 2012-08-08 倪俊 Aquatic emergent lifesaving device
CN204452886U (en) * 2015-02-04 2015-07-08 宁波澳琪工艺织造有限公司 A kind of self-rescue jacket

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