CN102068274B - Portable medical instrument and dustproof device - Google Patents
Portable medical instrument and dustproof device Download PDFInfo
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- CN102068274B CN102068274B CN 200910109670 CN200910109670A CN102068274B CN 102068274 B CN102068274 B CN 102068274B CN 200910109670 CN200910109670 CN 200910109670 CN 200910109670 A CN200910109670 A CN 200910109670A CN 102068274 B CN102068274 B CN 102068274B
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Abstract
The embodiment of the invention discloses a portable medical instrument and a dustproof device. The portable medical instrument comprises a portable medical instrument body and the dustproof device, wherein the dustproof device comprises a dustproof part and a dustproof device body; the dustproof part is arranged on the dustproof device body; the dustproof device also comprises a first connecting part; the portable medical instrument body comprises a vent and a second connecting part; the dustproof device is connected with the second connecting part on the portable medical instrument body through the first connecting part; and the dustproof device is connected with the portable medical instrument body and the dustproof part shields the vent. The dustproof device is arranged outside the portable medical instrument body, and the dustproof part on the dustproof device shields the vent of the portable medical instrument, so that dust is blocked, and the dust entering the portable medical instrument is greatly reduced. Furthermore, the medical instrument body of the portable medical instrument and the dustproof device can be repeatedly detached and connected, the medical instrument body and the dustproof device are convenient for a user to detach and clean, the vent is prevented from being blocked so as not to influence radiating, and the better dustproof effect can be kept.
Description
[technical field]
The present invention relates to medical instruments field, particularly a kind of Portable medical instrument that prevents dust and dust guard.
[background technology]
At present the development trend of portable medical device be function from strength to strength the time volume more and more less, portable type b ultrasonic for example.because the power large volume is little, so need ventilation and heat preferably, general these equipment all can be useful on air inlet and the air outlet of ventilation on shell, these air inlets and air outlet generally do not have special proofing dust and protecting, generally several rows of hole or the grid of opening on shell, these holes or grid generally can not be too little, because shell is thicker, if Kong Taixiao can easily stop up, affect ventilation and heat, so it is larger that these holes or grid are generally all opened, can only prevent entering of object that some are large, as handstone, finger etc., can not play good dustproof effect, machine in use for some time like this, the dust of the inside is a lot, affected the ventilation and heat of machine, even may cause the accidents such as short circuit of machine.
[summary of the invention]
Technical problem to be solved by this invention is to provide a kind of Portable medical instrument, has dirt exclusion capabilities preferably; A kind of dust guard also is provided, can have improved the dirt exclusion capabilities of Portable medical instrument.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of Portable medical instrument, described Portable medical instrument comprises Portable medical instrument body and dust guard, described dust guard comprises dustproof section and dust guard body, described dustproof section is on the dust guard body, described dust guard also comprises the first connecting portion, described Portable medical instrument body comprises vent and the second connecting portion, described dust guard is connected with the second connecting portion on the Portable medical instrument body by the first connecting portion, and described dust guard is connected the section of preventing dust afterwards vent is covered with the Portable medical instrument body.
A kind of dust guard, described dust guard comprise dustproof section and dust guard body, and described dustproof section is arranged on the dust guard body, and described dust guard also comprises the first connecting portion; Described dust guard is used for being connected with the second connecting portion on the Portable medical instrument body by the first connecting portion, and described dust guard is connected the section of preventing dust afterwards the vent on Portable medical instrument is covered with the Portable medical instrument body.
The invention has the beneficial effects as follows:
By at this external connection dust guard of Portable medical instrument, use the dustproof section on dust guard that the vent of Portable medical instrument is covered, thereby realize dust is stopped, the dust that the Portable medical instrument machine intimate is entered reduces greatly.
Further, but being connected between the medical apparatus and instruments body in each Portable medical instrument in the embodiment of the present invention and dust guard be repeated removal, facilitate user's disassembly, cleaning, avoid the heat radiation of air vent congestion affects, can keep dust-proof effect preferably.
[description of drawings]
Fig. 1 is portable type b ultrasonic complete machine and air inlet schematic diagram;
Fig. 2 is the enlarged diagram of air inlet;
Fig. 3 is that in first embodiment of the invention, dust guard is arranged on schematic diagram on machine;
Fig. 4 is the structural representation of dust guard in first embodiment of the invention;
Fig. 5 is the schematic diagram after in first embodiment of the invention, dust guard is installed;
Fig. 6 is the enlarged diagram after in first embodiment of the invention, dust guard is installed;
Fig. 7 is that in second embodiment of the invention, dust guard is arranged on schematic diagram on machine;
Fig. 8 is the structural representation of dust guard in third embodiment of the invention;
Fig. 9 is the schematic diagram after in third embodiment of the invention, the reel dust guard shrinks;
Figure 10 is the schematic diagram after in third embodiment of the invention, the reel dust guard is opened;
Figure 11 is the schematic diagram before in third embodiment of the invention, reel dust guard the first mounting means is installed;
Figure 12 is the schematic diagram after in third embodiment of the invention, reel dust guard the first mounting means is installed;
Figure 13 is the schematic diagram before in third embodiment of the invention, reel dust guard the second mounting means is installed;
Figure 14 is the schematic diagram after in third embodiment of the invention, reel dust guard the second mounting means is installed;
Figure 15 is the local enlarged diagram before in fourth embodiment of the invention, drawing and pulling type dust guard the first mounting means is installed;
Figure 16 is the local enlarged diagram after in fourth embodiment of the invention, drawing and pulling type dust guard the first mounting means is installed;
Figure 17 is the local enlarged diagram before in fourth embodiment of the invention, drawing and pulling type dust guard the second mounting means is installed;
Figure 18 is the local enlarged diagram after in fourth embodiment of the invention, drawing and pulling type dust guard the second mounting means is installed;
Figure 19 is the schematic diagram before in fifth embodiment of the invention, buckle interference type dust guard is installed;
Figure 20 is the schematic diagram after in fifth embodiment of the invention, buckle interference type dust guard is installed;
Figure 21 is the local enlarged diagram before in sixth embodiment of the invention, threaded dust guard is installed;
Figure 22 is the schematic diagram after in sixth embodiment of the invention, threaded dust guard is installed;
Figure 23 is that the dust guard that in seventh embodiment of the invention, screw connects is installed front local enlarged diagram;
Figure 24 is the schematic diagram after the dust guard installation that in seventh embodiment of the invention, screw connects.
[specific embodiment]
in embodiments of the present invention, a kind of Portable medical instrument has been proposed, described Portable medical instrument comprises Portable medical instrument body and dust guard, described dust guard comprises dustproof section and dust guard body, described dustproof section is arranged on the dust guard body, described dust guard also comprises the first connecting portion, described Portable medical instrument body comprises vent and the second connecting portion, described dust guard is connected with the second connecting portion on the Portable medical instrument body by the first connecting portion, after described dust guard is connected with the Portable medical instrument body, vent is covered in dustproof section.
In the embodiment of the present invention, also proposed a kind of dust guard, described dust guard comprises dustproof section and dust guard body, and dustproof section is arranged on the dust guard body, and described dust guard also comprises the first connecting portion; Described dust guard is used for being connected with the second connecting portion on the Portable medical instrument body by the first connecting portion, and described dust guard is connected the section of preventing dust afterwards vent is covered with the Portable medical instrument body.
Above-mentioned Portable medical instrument and dust guard have multiple, illustrate below in conjunction with embodiment.
The embodiment of the present invention describes as an example of portable type b ultrasonic example.
The complete machine of portable type b ultrasonic and air inlet as shown in Figure 1, wherein air inlet 50 is opened on the body housing 40 of machine 30.The enlarged drawing of air inlet as shown in Figure 2, wherein air inlet 50 comprises a plurality of wind hole 51, wind hole 51 has wind bore edges 52.
Below in conjunction with Fig. 3, Fig. 4, Fig. 5 and Fig. 6, first embodiment of the invention is described, the present embodiment is arranged on air inlet 50 and prevents dust by having the detachable dustproof device.A kind of buckle-type dust guard as shown in the figure comprises housing 10, limited post 11, buckle 12, housing face 14, Air Filter 20.
this buckle-type dust guard mainly comprises housing 10 and Air Filter 20, at least two buckles 12 of outwards giving prominence to are arranged on housing 10, the part that buckle 12 and/or buckle and housing 10 contact with each other has certain elasticity, buckle 12 has jut at the end away from housing 10, buckle 12 is by the wind hole 51 at air inlet 50 places on machine casing 40, buckle 12 is stuck on the edge 52 in wind hole 51, this moment, inner face 14 and the air inlet outside 53 of housing 10 contacted (outside described air inlet, 53 is also the face of shell 40), buckle work surface 1201 on buckle 12 and the EDGE CONTACT of air inlet inner face 54, buckle 12 links together the shell 40 of dust guard and machine 30, simultaneously buckle confined planes 1203 contacts with the edge 52 in wind hole 51 or a little gap is arranged, two buckles in up and down are limited by the edge 52 in the wind hole 51 of correspondence like this, dust guard can not move up and down.Also have some limited posts 11 on housing 10, the wind hole 51 of limited post 11 and air inlet 50 left and right sides is aimed at, and the restriction dust guard moves left and right, and guarantees that rigging position is unique.
The Assembly And Disassembly mode:
During assembling, locate by limited post 11 position, dust guard left and right, and upper-lower position is by two buckles, 12 location, and the spigot surface 12 of buckle 12 contacts with the edge 52 in wind hole 51, enforce dust guard, outside the inner face 14 that make housing 10 by slight deformation this moment and air inlet, 53 contact.
During dismounting, the edge of hand-held dust guard, slight firmly outside dialling, the edge of air inlet inner face 54 contacts with the work surface 1201 of buckle 12, and this moment, buckle made dust guard separate with machine casing by slight deformation.Buckle spigot surface 1202 and buckle work surface 1201 are all inclined-planes, can play good guide effect during mounting or dismounting, make operation easier.
Dust guard is at the air inlet place of machine (fan 60 is to the machine intimate blowing), and due to the dust guard thin thickness, Air Filter 20 percent openings are high, do not affect the ventilation and heat of machine.Dust guard is simple in structure, good dustproof effect, and detachable and cleaning.
the above edge that is stuck in air inlet take the buckle in the vertical direction is illustrated as example, in fact, buckle also can be stuck in the edge of the horizontal direction of air inlet, as long as these two edges are relative directions relative direction or approximate, active force to buckle when relative direction contacts after namely in other words on buckle and edge card is opposite, for example edge is buckled in one that the active force for buckle is straight up when contacting, another relative with this edge so edge active force for buckle when contacting with buckle is exactly straight down, sometimes two edges are not relative completely, so as long as they are having opposite component with the buckle contact is rear in certain direction, can be called relatively approximate.When buckle was stuck in the edge of horizontal direction of air inlet, the position of limited post can adjust to carry out spacing to buckle simultaneously.
For described limited post, described limited post comprises at least two, in described limited post have at least two respectively with two air port EDGE CONTACT of relative direction or approximate relative direction, relative direction namely in other words the direction that moves of the limited post of edge limitation be opposite, for example an edge limitation limited post left horizontal direction move, another relative with this edge so edge just limited limited post to the right horizontal direction move, sometimes two edges are not relative completely, can be called relatively approximate.
Preferably, also can not need limited post, be stuck in buckle on suitable tuyere position when needing the operator to install and can realize correct installation this moment.In addition, sometimes also can dust guard is spacing by the shape of shell, for example in the air inlet surrounding, protrusion is set, when dust guard is installed, described protrusion is limited to dust guard in certain position range, and installation that can the convenient dust-proofing device does not produce mistake.
preferably, when buckle 12 snaps in edge 52, air port, buckle 12 can have with edge 52 certain gap is arranged slightly, 1201 of passing through like this air inlet outside 53 and buckle are spacing with edge 51, can to carry out the left and right spacing because the side of buckle contacts with the air port lateral edges, so when the position with two buckles is arranged on relative two air ports at angle, air inlet two ends, for example one in the upper left corner, one in the lower right corner, can limit the upper-lower position of dust guard by the work surface of buckle this moment, by the side of buckle and contacting or the approximate position, left and right that contacts the restriction dust guard of air port lateral edges, also can carry out spacing to dust guard by two buckles like this.But generally need four buckles that dust guard is carried out spacing, two relative buckle restriction upper-lower positions, two other limits the position, left and right.Just can not need limited post this moment.
Preferably, the size positions relation between buckle 12 and air inlet 50 can be arranged to tight fit, be exactly namely rear buckle 12 to be installed mutually compress with edge 51, and this moment, buckle 12 is the holding position in the horizontal direction due to the existence of frictional force.Just can not need limited post this moment.
Preferably, the installation site of buckle 12 can be near the side on 51 horizontal directions of arbitrary wind hole, relies on like this horizontal location after two buckles 12 can be realized installing near the side in two wind holes 51 respectively.Just can not need limited post this moment.
Based on the explanation of above-mentioned dust guard about buckle-type, those skilled in the art can also accomplish a variety of concrete implementations, and these modes may be distinguished to some extent with above-described embodiment, but also will be understood that it is within protection scope of the present invention.
But being connected between the medical apparatus and instruments body in the present embodiment and dust guard is repeated removal, facilitates user's disassembly, cleaning, avoids the heat radiation of air vent congestion affects, can keep dust-proof effect preferably.
In first embodiment of the invention, be illustrated with the dust guard with buckle-type, in fact, also can adopt the dust guard of other fixed forms.For example can adopt the fixing dust guard of magnetic means, describe below in conjunction with accompanying drawing 7.
Be illustrated in figure 7 as the second embodiment of the invention schematic diagram, as shown in the figure, dust guard 100 comprises housing 101 and Air Filter 102, be fixed with at least one Magnet 110 near machine casing 120 places, air inlet edge, Magnet 110 adsorbs housing 101 by magnetic force, housing 101 can be that the carrying magnetic metal is made, and can be also non-metal tape magnetic or inlays magnetisable material and consist of.This kind is simple in structure, and be easy to operate, and removal force can be according to the size adjustment of Magnet 110 magnetic field forces.
Based on second embodiment of the invention, in fact also the some or all of employing Magnet of housing 101 can be made, and will make near the corresponding all or part of magnetic materials that adopt of air inlet edge machine casing 120.
Based on second embodiment of the invention, these Magnet or magnetic material or magnetic metal can be the parts of additionally adhering on housing 101 or shell 120, preferably, it can be also that housing 101 or the 120 corresponding materials of part or all use own are made.Described Magnet, magnetic material, magnetic metal, magnetisable material etc. can be referred to as magnetic section.
Based on second embodiment of the invention, also the magnetic material on the Magnet on shell 120 and housing 101 can be changed into hair side and the hook face of VELCRO, perhaps be provided with hair side at an arbitrary position on housing 101, and shell 120 place correspondingly arranges the hook face.Certainly, the position of above-mentioned said hair side hook face also can exchange.
But being connected between the medical apparatus and instruments body in the present embodiment and dust guard is repeated removal, facilitates user's disassembly, cleaning, avoids the heat radiation of air vent congestion affects, can keep dust-proof effect preferably.
in third embodiment of the invention, adopt the roll type dust guard, be illustrated in figure 8 as the profile of this reel 200: reel 200 comprises reel shell 240, Air Filter 210, cylinder 250, wind spring 260, central shaft 270, wherein central shaft 270 and shell 240 are fixed together, wind spring 260 1 ends 262 are fixed on central shaft 270, the other end be fixed on cylinder 250 in the surface, cylinder 250 is in free state, can rotate around central shaft 270, Air Filter 210 1 ends stretch out outer cover port 241, the end comprises at least one buckle 211, the other end 212 of Air Filter is fixed on cylinder 250 outer surfaces.When reel 200 shrinks, structure as shown in Figure 9.Buckle 211 is larger than reel outer cover port 241, guarantees that the Air Filter port can not be rolled in reel.Structure when reel is opened as shown in figure 10.As shown in figure 11, during installation, the buckle 211 on Air Filter 210 is stuck in 220 edges, a wind hole of machine air inlet, be stuck in the edge in another wind hole 221 of machine air inlet with the buckle 201 on shell 240, because the wind spring 260 in reel is in contraction state always, make Air Filter also be in contraction state, guarantee that like this Air Filter 210 is tightened up all the time on machine.Figure 11, Figure 12 are that this dust guard is arranged on the schematic diagram on machine.
As shown in figure 13, further, can establish a host cavity 230 on machine, when installing equally, the buckle 211 on Air Filter 210 is stuck in the edge in the wind hole 220 of machine air inlet, reel 200 is placed in host cavity 230, when Air Filter shrinks, buckle is blocked by wind hole 220, and reel 200 is blocked by host cavity, and Air Filter remains the state of tightening up, host cavity 230 respectively has a breach 231 up and down, and this breach facilitates the taking-up of reel.Figure 13, Figure 14 have provided another schematic diagram on the Air Filter install machinery.Because the length of Air Filter can freely be adjusted according to the length of air inlet, this is simple in structure, and is easy to operate, and good dustproof effect can be arranged on the air inlet of different length.
But being connected between the medical apparatus and instruments body in the present embodiment and dust guard is repeated removal, facilitates user's disassembly, cleaning, avoids the heat radiation of air vent congestion affects, can keep dust-proof effect preferably.
In fourth embodiment of the invention, adopt the dust guard of drawing and pulling type.As Figure 15 and shown in Figure 16, this dust guard comprises Air Filter 300 and Air Filter housing 301, air inlet 311 both sides on machine casing 310 are provided with gathering sill 312, during installation, Air Filter housing 301 inserts along gathering sill 312,312 li of gathering sills are provided with certain damping (not shown), produce friction with Air Filter housing 301, prevent that dust guard from coming off.Dust guard can insert from different orientation, such as top, following, the left side of machine or the right side etc.The drawing and pulling type dust guard is simple in structure, easy disassembly.In addition, according to the machine construction needs, gathering sill 312 can also be located at the inside of air inlet 311, and as shown in Figure 17 and Figure 18, the machine profile of this structure is more attractive in appearance.
But being connected between the medical apparatus and instruments body in the present embodiment and dust guard is repeated removal, facilitates user's disassembly, cleaning, avoids the heat radiation of air vent congestion affects, can keep dust-proof effect preferably.
In fifth embodiment of the invention, the dust guard that adopts interference to connect, as Figure 19 and shown in Figure 20, this device comprises Air Filter 400 and Air Filter housing 401, at least 1 buckle 402 is arranged on Air Filter housing 401, buckle 402 has certain elasticity, can be that the materials such as rubber or silica gel are made, in air port on the air inlet 411 that during installation, buckle 402 inserts on machine casing 410, the width dimensions of buckle than the width in air port more greatly, produce interference fit, loading and unloading power can be according to the magnitude of interference adjustment in buckle and air port.
But being connected between the medical apparatus and instruments body in the present embodiment and dust guard is repeated removal, facilitates user's disassembly, cleaning, avoids the heat radiation of air vent congestion affects, can keep dust-proof effect preferably.
In sixth embodiment of the invention, adopt threaded dust guard, as Figure 21 and shown in Figure 22, this device comprises Air Filter 500 and Air Filter housing 501, screw thread 502 is arranged on Air Filter housing 501, on the air inlet 511 of machine casing 510, air inlet screw thread 512 is arranged, during installation, the rotation of hand-held Air Filter housing makes that on screw thread 502 and the air inlet on Air Filter housing 501, screw thread 512 screws.During dismounting, the screw thread of outwarding winding in opposite direction.
But being connected between the medical apparatus and instruments body in the present embodiment and dust guard is repeated removal, facilitates user's disassembly, cleaning, avoids the heat radiation of air vent congestion affects, can keep dust-proof effect preferably.
In seventh embodiment of the invention, adopt the dust guard of screw connecting mode, as Figure 23 and shown in Figure 24, this device comprises Air Filter 600 and Air Filter housing 601, and screwing through hole 602 is arranged on Air Filter housing 601, and there is screw hole 613 on air inlet 611 both sides on machine casing 610, one host cavity 612 is arranged outside air inlet 611, this dust guard is arranged on by screw 620 outside the machine air inlet, and host cavity is mainly to place dust guard, avoids dust guard to protrude outside machine casing.
But being connected between the medical apparatus and instruments body in the present embodiment and dust guard is repeated removal, facilitates user's disassembly, cleaning, avoids the heat radiation of air vent congestion affects, can keep dust-proof effect preferably.
In the above-described embodiments, be illustrated as an example of air inlet example, in fact, the present invention can be applied in the dustproof vent of various needs but not be air inlet, as long as this path may cause the dust deposit of machine intimate, can use the present invention to prevent dust at the path mouth.
In the above-described embodiments, be illustrated as an example of Air Filter example, in fact, the present invention can use the various devices that can prevent dust, no matter be soft or hard be with foraminate Air Filter or dust-proof cushion, should be understood to this part is to play the various dustproof section that dust passes through that reduces.In some cases, dustproof section in various embodiments of the present invention completely cuts off the solid face that dust passes through fully, this situation is generally enclosed ventilation mouth fully when not using machine for a long time, makes machine intimate can not cause dust deposit owing to not using for a long time.
By at this external connection dust guard of Portable medical instrument, use the dustproof section on dust guard that the vent of Portable medical instrument is covered, thereby realize dust is stopped, the dust that the Portable medical instrument machine intimate is entered reduces greatly.
Further, but being connected between the medical apparatus and instruments body in each Portable medical instrument in the embodiment of the present invention and dust guard be repeated removal, facilitate user's disassembly, cleaning, avoid the heat radiation of air vent congestion affects, can keep dust-proof effect preferably.
Further, the dust guard in the embodiment of the present invention can be preferably mounted in machine exterior, more convenient like this user disassembly, cleaning.
Above content is in conjunction with concrete embodiment further description made for the present invention, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (2)
1. Portable medical instrument, it is characterized in that: described Portable medical instrument comprises Portable medical instrument body and dust guard, described dust guard comprises dustproof section and dust guard body, described dustproof section is on the dust guard body, described dust guard also comprises the first connecting portion, described Portable medical instrument body comprises vent and the second connecting portion, described dust guard is connected with the second connecting portion on the Portable medical instrument body by the first connecting portion, after described dust guard is connected with the Portable medical instrument body, vent is covered in dustproof section,
Described dust guard is specially reel, described reel comprises: cylinder, shell, Air Filter, wind spring and central shaft, described central shaft is connected with shell, described wind spring first end is fixed on central shaft, described wind spring the second end is at the inner surface of cylinder, described cylinder can rotate around central shaft, and described Air Filter first end is connected on outer surface of cylinder, and described Air Filter the second end stretches out shell; Described reel is connected with the Portable medical instrument body; Comprise buckle on described Air Filter the second end, described buckle is the first connecting portion; Described vent comprises at least one air port, and the edge in described air port is the second connecting portion; Described buckle is used for being stuck in the edge in air port when connecting.
2. Portable medical instrument as claimed in claim 1 is characterized in that: described Portable medical instrument is included in the inner host cavity that forms of Portable medical instrument, and described reel is arranged in host cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910109670 CN102068274B (en) | 2009-11-20 | 2009-11-20 | Portable medical instrument and dustproof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910109670 CN102068274B (en) | 2009-11-20 | 2009-11-20 | Portable medical instrument and dustproof device |
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| Publication Number | Publication Date |
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| CN102068274A CN102068274A (en) | 2011-05-25 |
| CN102068274B true CN102068274B (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200910109670 Active CN102068274B (en) | 2009-11-20 | 2009-11-20 | Portable medical instrument and dustproof device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105796130B (en) * | 2016-03-17 | 2018-11-06 | 吴晓亮 | Portable ultraphonic detector |
| CN105934118A (en) * | 2016-06-28 | 2016-09-07 | 联想(北京)有限公司 | Dustproof baffle plate |
| CN111281562B (en) * | 2020-03-03 | 2021-03-23 | 深圳市宝安区人民医院 | Dust-proof box for medical instrument |
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| CN2602412Y (en) * | 2002-12-25 | 2004-02-04 | 中国长城计算机深圳股份有限公司 | Desktop computer case |
| CN2741093Y (en) * | 2004-11-19 | 2005-11-16 | 方植宁 | Dust-proof device of computer housing |
| CN2914596Y (en) * | 2006-06-13 | 2007-06-20 | 华为技术有限公司 | Dust-proof device |
| CN201234437Y (en) * | 2008-07-14 | 2009-05-06 | 中兴通讯股份有限公司 | Machine box and dustproof module thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3320964B2 (en) * | 1995-11-08 | 2002-09-03 | 旭光学工業株式会社 | Light source device for endoscope |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2602412Y (en) * | 2002-12-25 | 2004-02-04 | 中国长城计算机深圳股份有限公司 | Desktop computer case |
| CN2741093Y (en) * | 2004-11-19 | 2005-11-16 | 方植宁 | Dust-proof device of computer housing |
| CN2914596Y (en) * | 2006-06-13 | 2007-06-20 | 华为技术有限公司 | Dust-proof device |
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Application publication date: 20110525 Assignee: Shenzhen Mindray Animal Medical Technology Co.,Ltd. Assignor: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS Co.,Ltd. Contract record no.: X2022440020009 Denomination of invention: A kind of portable medical equipment and dustproof device Granted publication date: 20131106 License type: Common License Record date: 20220804 |