CN2552165Y - Appliance for assembling power transistor assembly and radiating fins - Google Patents
Appliance for assembling power transistor assembly and radiating fins Download PDFInfo
- Publication number
- CN2552165Y CN2552165Y CN 02231242 CN02231242U CN2552165Y CN 2552165 Y CN2552165 Y CN 2552165Y CN 02231242 CN02231242 CN 02231242 CN 02231242 U CN02231242 U CN 02231242U CN 2552165 Y CN2552165 Y CN 2552165Y
- Authority
- CN
- China
- Prior art keywords
- power transistor
- assembly
- heating panel
- group
- transistor assembly
- 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
Links
Images
Landscapes
- Floor Finish (AREA)
Abstract
The utility model relates to an appliance for assembling power transistor assembly and a radiating plate includes a first appliance and a second appliance which can be slidably abutted with the first appliance, wherein, the first appliance contains a radiating plate positioning slot base, a guide mechanism and a plurality of first group power transistor accommodating concaves. The second appliance contains a plurality of second group power transistor accommodating concaves and a guide groove structure. Through the slidable abut joint between the first and the second appliances, a first group power transistor assembly and a second group power transistor assembly are respectively locked and fixed on two lateral panel faces of the radiating plate through thread fixing assemblies. Each first group power transistor accommodating concave first appliance is provided with an elastic positioning pole which protrudes upwards so as to favor the locking operation of the thread fixing assemblies. The appliance disclosed in the utility model enables the operators to easily and rapidly lock and position a plurality of power transistor assemblies on preplanned positions on the radiating plate.
Description
(1) technical field
The utility model relates to a kind of assembly apparatus of power transistor assembly, particularly about a kind of assembly apparatus structure that several power transistor assemblies is assembled in a heating panel.
(2) background technology
In devices such as many kinds of control appliances, measuring instrument, computer equipment, computer peripheral, must use power transistor assembly (Power Transistor Element) mostly as the processing of signal or the driving of power.Because the power transistor assembly is to handle more powerful signal mostly; so generally all can be in conjunction with a heat radiation pole plate on this power transistor assembly; and in order to allow the radiating effect of this power transistor assembly better; usually the heat radiation pole plate of this power transistor assembly can be locked on a heating panel (Heatsink) with screw, the heating panel that is generally used at present is the structure kenel of fin type heating panel.In present most computer equipment,, can several power transistor assemblies be arranged in the bilateral symmetry ground locking of this heating panel usually in response to compact demand or be subjected to the restriction of the confined space.
In conventional art,,,, this power transistor assembly is assembled in the both sides of this heating panel so that being locked one by one mostly still with the free-hand operation of artificial mode in order these several power transistor assembly lockings to be assembled in the both sides of this heating panel.This kind assembling mode, labor intensive cost very not only, and be difficult for assembling, make the operating efficiency of whole assembling to improve.
In addition, the heating panel of assembling after finishing need be adorned on the circuit substrate of the equipment of being inserted in, so this power transistor assembly can not be screwed tight in advance fixingly, screw could be locked after must being plugged in circuit substrate by the time.These assembling process all need rely on manual operation, so can't guarantee whether really locking of screw, so may cause a lot of screw assemblies after assembling process is finished, still to be a get loose state or transporting in the process promptly looseningly at device product, so will have influence on the radiating effect of this power transistor assembly widely.
Therefore, shortcoming in view of aforementioned various prior aries, being necessary in fact provides one to assemble appurtenance at the assembling demand of this power transistor assembly and heating panel, in the hope of the packaging efficiency of promoting this power transistor assembly and heating panel and guarantee to assemble quality.
(3) utility model content
Main purpose of the present utility model provides a kind of assembly apparatus of power transistor assembly, and auxiliary by this assembly apparatus can be simply, apace with power transistor assembly assembling locking.
Another purpose of the present utility model provides the assembly apparatus structure of a kind of power transistor assembly and heating panel, by designing a special apparatus structure, several power transistor assembly lockings are positioned at the precalculated position of heating panel.
A purpose more of the present utility model provides a kind of apparatus structure that the certain locking of mode that the power transistor assembly assembles with group can be positioned on the heating panel, several power transistor assembly location notch seats, the ccontaining recess of power transistor and guide mechanism by this apparatus, can be in the assembling process of power transistor assembly, make several power transistor assemblies in a row accurately location, correcting, locking on heating panel.
In order to reach above-mentioned purpose, assembly apparatus of the present utility model comprise include one first apparatus and can be involutory in second apparatus of this first apparatus, in order to several power transistor assemblies are assembled in the precalculated position of a heating panel, wherein said first apparatus includes:
Several first group of ccontaining recess of power transistor, the compartment of terrain row are put on this first apparatus, in order to first group of power transistor assembly ccontaining to be assembled;
One heating panel location notch seat is arranged on the adjacent position of these first group of ccontaining recess of power transistor, is positioned on this first apparatus in order to the heating panel that this is to be assembled;
And described second apparatus includes:
Several second group of power transistor location indentations, the compartment of terrain is formed on the end wall that this second apparatus regards to the first apparatus direction, for plant location and one by one corresponding to first group of power transistor in each first group of ccontaining recess of power transistor of described first apparatus of second group of power transistor assembly to be assembled;
Wherein said first apparatus and second apparatus are involutory slippingly, make second group of power transistor assembly being put in second group of ccontaining recess of power transistor of the first group of power transistor assemblies being put in first group of ccontaining recess of power transistor of first apparatus and second apparatus, respectively with the both sides of the solid assembly locking of spiral shell at this heating panel.
Preferred embodiment: in first group of ccontaining recess of power transistor of described first apparatus, each has up protruded out an elasticity reference column respectively, is beneficial to the locking operation of the solid assembly of spiral shell.
One guide mechanism is set, and it includes a sliding platform, puts the leading edge that regards to second apparatus at described first apparatus; At least one guide rod that extends in horizontal direction put the leading edge at first apparatus; A pair of vertical guide plate is put the both side edges at this sliding platform respectively.Described second apparatus then designs a guide groove or a guide hole corresponding to this guide mechanism.
The advantage of the utility model apparatus structural design is to make the operator can very simply, apace several power transistor assembly lockings be positioned at the precalculated position of heating panel.And several power transistor assembly location notch seats, the ccontaining recess of power transistor and guide mechanism by this apparatus is auxiliary, can be in the assembling process of power transistor assembly, make several power transistor assemblies in a row accurately location, correcting, locking on heating panel.So the utility model provides one to have the power transistor assembly of industrial utilization and the assembly apparatus of heating panel.
For further specifying above-mentioned purpose of the present utility model, design feature and effect, the utility model is described in detail below with reference to accompanying drawing.
(4) description of drawings
Three-dimensional exploded view when Fig. 1 separates with second apparatus for first apparatus of the present utility model;
Fig. 2 is the cutaway view of A-A section among Fig. 1;
Fig. 3 is the three-dimensional exploded view in the ccontaining recess of power transistor of several nuts and packing ring sequentially being inserted the utility model first apparatus;
Fig. 4 is for after finishing Fig. 3 program, several first group of power transistor assembly inserted the three-dimensional exploded view in the ccontaining recess of power transistor of the utility model first apparatus;
Fig. 5 is for after finishing Fig. 4 program, first pad is positioned at the three-dimensional exploded view on the heat radiation pole plate of power transistor assembly;
Fig. 6 inserts a fin type heating panel three-dimensional exploded view of the heating panel location notch seat of first apparatus for after finishing Fig. 5 program;
Fig. 7 is for after finishing Fig. 6 program, and second pad is positioned at three-dimensional exploded view on the fin type heating panel;
Fig. 8 is for after finishing Fig. 7 program, then several second group of power transistor assembly is plugged on the stereogram in the power transistor location indentations of second apparatus;
Fig. 9 is for being passed involutory stereogram during to first apparatus with second apparatus by the guiding of guide mechanism;
Figure 10 locks first group of power transistor assembly and second group of power transistor assembly at the stereogram of heating panel both sides with several screws for after finishing Fig. 9 program;
Figure 11 is the cut-away view of B-B section among Figure 10;
Figure 12 is that the utility model is after the locking operation of finishing heating panel and power transistor assembly, with the three-dimensional exploded view that takes out in the heating panel location notch seat of heating panel by first apparatus.
(5) embodiment
At first consult Figure 1 and Figure 2, the three-dimensional exploded view when wherein Fig. 1 separates with second apparatus for first apparatus of the present utility model, and Fig. 2 is the cutaway view of A-A section among Fig. 1.The assembly apparatus that shows power transistor assembly of the present utility model and heating panel in the accompanying drawing has mainly comprised one first apparatus 1 and one second apparatus 2, wherein this first apparatus 1 can be fixed on a workbench 3 or other the suitable assembly platform, and these second apparatus, 2 slips are involutory in the front-end edge of this first apparatus 1.
Be concaved with a heating panel location notch seat 11 on first apparatus 1, can be used as in the assembling process of heating panel, as the blocking location of this heating panel.Front-end edge at this first apparatus 1 is formed with a guide mechanism 4, is passed involutory in this first apparatus 1 or passed away from this first apparatus 1 slippingly in order to guide this second apparatus 2.
In the preferred embodiment of the present utility model, this guide mechanism 4 include a sliding platform 41 and two with horizontal direction by the extended guide rod 42a in these first apparatus, 1 front-end edge both sides, 42b.Preferable design more can be provided with vertical guide plate 43a, a 43b respectively in the both side edges of this sliding platform 41.
Between the sliding platform 41 of this heating panel location notch seat 11 and guide mechanism 4, as the land regions of power transistor assembly assembling.At the above-listed ccontaining recess 12 of several first group of power transistor of having put of this land regions, in order to first group of power transistor assembly ccontaining to be assembled.Among the embodiment shown in the figure, these first group of power transistor assembly comprised four identical power transistor assemblies.
In the ccontaining recess 12 of each first group of power transistor, in the position that is adjacent to heating panel location notch seat 11, each up protrudes out the suitable reference column 13 of height, with as heating panel to be assembled, each power transistor and each relevant assembled component (for example nut, packing ring, pad) the location pilum in assembling process.In the utility model preferred embodiment, an elastic parts 14 (consulting cutaway view shown in Figure 2 simultaneously) has been made on the top, bottom of this reference column 13, can make reference column 13 have an elastic force upwards by this elastic parts 14, can in follow-up screw locking process, avoid the problem of screw idle running.
When the apparatus of reality was made, the part that can be used for placing nut in the ccontaining recess 12 of these first group of power transistor can be designed to the external form contour structure identical with this nut, to avoid causing when the operation of screw locking the problem of screw idle running.Moreover, in the ccontaining recess of this power transistor, its employed material can use the technology of edm (anode treatment) to be handled, to increase its wear strength, can avoid apparatus in using, to be subjected to galling, and cause the phenomenon of sliding tooth of screw and idle running.
In addition, on the same column position of the reference column 13 of these first group of ccontaining recess 12 of power transistor, be equipped with several elasticity posts 131.As the structure of this reference column 13, the below of each elasticity post 131 also disposes an elastic parts, with in follow-up assembly program, can apply the heating panel that an elastic force that makes progress is finished to assembling.
And aspect the structural design of second apparatus 2, then be to have protruded out one at the end wall that is intended for this first apparatus, 1 direction to protrude out plate 20, and the compartment of terrain row have been put several second group of power transistor location indentations 21, give strong fix in order to second group of power transistor assembly that will be to be assembled, and make each second group of power transistor assembly one by one up and down corresponding to each first group of power transistor assembly of this first apparatus 1.
In addition, respectively offer guide hole 22a, 22b or the guide barrel construction of horizontal direction in described second apparatus 2 body both sides, it is sleeved on two guide rod 42a, 42b of this first apparatus 1 just slippingly.In addition, at the rear end face of this second apparatus 2 operating handle 23 can be set, so that operating personnel's operation.
Guide mechanism and guide hole structure by 2 on described first apparatus 1 and second apparatus, it is involutory in this first apparatus 1 or passed away from this first apparatus 1 that second apparatus 2 is passed slippingly, locks in the both sides of heating panel with the second group of power transistor assembly of locating of being planted of institute in second group of power transistor location indentations 21 of the first group of power transistor assemblies being put in the solid ccontaining recess 12 of first group of power transistor of assembly with first apparatus 1 of spiral shell and second apparatus 2 again.
Below will the operation sequence of the utility model apparatus be further described.At first, as shown in Figure 3, in the ccontaining recess 12 of each first group of power transistor of this first apparatus 1, aim at the position of each reference column 13, several nuts 51a, 51b, 51c, 51d are placed on reference column 13, and then cover is inserted packing ring 52a, 52b, 52c, 52d respectively.
After finishing Fig. 3 program, then several first crowd of power transistor assembly 6a, 6b, 6c, 6d are inserted respectively in the ccontaining recess 12 of first group of power transistor of this first apparatus 1 (as shown in Figure 4).In present employed power transistor assembly structure, generally be in the heat radiation pole plate of power transistor assembly, to be provided with a perforation, for this power transistor assembly is locked at heating panel.For example promptly be provided with a perforation 61 in the heat radiation pole plate of the power transistor assembly 6a shown in the figure.Inserting this power transistor assembly 6a in the ccontaining recess 12 of first group of power transistor of first apparatus 1 time, promptly be placed on the reference column 13 with this perforation 61.
Fig. 5 for first apparatus 1 of the present utility model after finishing Fig. 4 program, first pad 15 with several holes 151 is aimed at be sleeved on reference column 13 and elasticity post 131 again, and paste on the heat radiation pole plate of each power transistor assembly 6a, 6b, 6c, 6d.
Then, a heating panel 7 is inserted in the heating panel location notch seat 11 of first apparatus 1 (consulting shown in Figure 6).This heating panel 7 is a fin type radiator structure, and it includes several radiating fins 71 and a locking board 72, and this locking board 72 is provided with several can run through the perforation 73 that passes through for screw.After this heating panel 7 was positioned in the heating panel location notch seat 11 of first apparatus 1, each perforation 73 of locking board 72 just had been sleeved on reference column 13 and elasticity post 131 just accordingly.This heating panel 7 can be made the structure with fool proof especially, and the operator correctly inserts this heating panel 7 in the heating panel location notch seat 11 of first apparatus 1 with guiding.For example, can in this heating panel location notch seat 11, be designed to have the wall structure of specific recess or protuberance, to cooperate the correspondence plant structure of heating panel 7.The operator for example the upper and lower radiating fin numeral system of this heating panel 7 can be become have the structure of different sheet numbers again, so that can only could insert heating panel 7 in this heating panel location notch seat 11 with specific placing direction.
Fig. 7 is sleeved on reference column 13 and elasticity post 131 for after finishing Fig. 6 program with second pad, 16 alignings with several holes 161.
After finishing above-mentioned operation procedure, can carry out the involutory program of slippage of first apparatus 1 and second apparatus 2.As shown in Figure 8, it is at first several second crowd of power transistor assembly 8a, 8b, 8c, 8d firmly to be planted respectively to be positioned in second group of power transistor location indentations 21 of second apparatus 2.After finishing the plant location of each power transistor assembly, can be with the supplemental pilot of second apparatus 2 by the guide mechanism 4 of its guide groove 22a, 22b and first apparatus 1, and the involutory front-end edge in first apparatus 1 of slippage (as shown in Figure 9), and make each second crowd of power transistor assembly 8a, 8b, 8c, 8d each perforation 73, and up and down corresponding to the position of first crowd of power transistor assembly 6a, 6b, 6c, 6d in alignment with the locking board 72 of heating panel 7.Then, aim at each reference column 13 again, several packing rings 52e, 52f, 52g, 52h are inserted in the perforation of heat radiation pole plate of each second crowd of power transistor assembly 8a, 8b, 8c, 8d.
After Figure 10 is the perforation of several screws 9a, 9b, 9c, the 9d heat radiation pole plate that can run through second crowd of power transistor assembly 8a, 8b, 8c, 8d respectively, perforation via the heat radiation pole plate of each perforation of the locking board 72 of heating panel 7, the first crowd of power transistor assembly 6a, 6b, 6c, 6d, can be screwed together in aforementioned appropriate nut 51a, 51b, 51c, the 51d in the ccontaining recess 12 of each first group of power transistor of first apparatus 1 that put in advance at last, Figure 11 is its cut-away view.In aforesaid screw locking operation, the plate 20 that protrudes out of this second apparatus 2 also has simultaneously and applies the function of a downforce to heating panel 7, pops up or moves arbitrarily so that this heating panel 7 is unlikely.
After finishing above-mentioned screw locking operation, can with second apparatus 2 backward slippage away from first apparatus 1 (consulting shown in Figure 12).At this moment, because the plate 20 that protrudes out of second apparatus 2 has broken away from the position of suppressing heating panel 7, so entire heat dissipation plate 7 promptly can make because of the elastic force of each the elasticity post 131 in first apparatus 1 together with each power transistor assembly that assembles and pop up in the heating panel location notch seat 11 of heating panel 7 by first apparatus 1, so that the operator takes out this heating panel 7.
Certainly, those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the utility model, and be not to be used as qualification of the present utility model, as long as in connotation scope of the present utility model, all will drop in the scope of the utility model claims variation, the modification of the above embodiment.
Claims (18)
1. the assembly apparatus of power transistor assembly and heating panel, it is characterized in that described assembly apparatus includes: one first apparatus and can be involutory in second apparatus of this first apparatus, in order to several power transistor assemblies are assembled in the precalculated position of a heating panel, wherein said first apparatus includes:
Several first group of ccontaining recess of power transistor, the compartment of terrain row are put on this first apparatus, in order to first group of power transistor assembly ccontaining to be assembled;
One heating panel location notch seat is arranged on the adjacent position of these first group of ccontaining recess of power transistor, is positioned on this first apparatus in order to the heating panel that this is to be assembled;
And described second apparatus includes:
Several second group of power transistor location indentations, the compartment of terrain is formed on the end wall that this second apparatus regards to the described first apparatus direction, for plant location and one by one corresponding to first group of power transistor in each first group of ccontaining recess of power transistor of this first apparatus of second group of power transistor assembly to be assembled;
Wherein said first apparatus and second apparatus are involutory slippingly, make second group of power transistor assembly being put in second group of ccontaining recess of power transistor of the first group of power transistor assemblies being put in first group of ccontaining recess of power transistor of first apparatus and second apparatus, respectively with the both sides of the solid assembly locking of spiral shell at this heating panel.
2. as the assembly apparatus of claim 1 a described power transistor assembly and heating panel, it is characterized in that described assembly apparatus also comprises a guide mechanism, it is involutory in described first apparatus or passed away from this first apparatus that the guiding by this guide mechanism can be passed described second apparatus.
3. as the assembly apparatus of claim 2 a described power transistor assembly and heating panel, it is characterized in that described guide mechanism includes:
One sliding platform is put the front-end edge at the described first apparatus face;
At least one guide rod that extends in horizontal direction put the front-end edge at this first apparatus;
Cooperate the corresponding guide hole of second apparatus by described sliding platform, guide rod, and it is involutory in this first apparatus or passed away from this first apparatus that this second apparatus is passed slippingly.
4. as the assembly apparatus of claim 3 a described power transistor assembly and heating panel, it is characterized in that the sliding platform both sides of described guide mechanism also are equipped with a vertical guide plate respectively.
5. as the assembly apparatus of claim 1 a described power transistor assembly and heating panel, it is characterized in that also up having protruded out a reference column respectively in each first group of ccontaining recess of power transistor of described first apparatus.
6. as the assembly apparatus of claim 5 a described power transistor assembly and heating panel, it is characterized in that described each reference column the bottom overhead one elastic parts, make this reference column have an elastic force upwards by this elastic parts.
7. as the assembly apparatus of claim 5 a described power transistor assembly and heating panel, it is characterized in that on the adjacent position of described reference column, also be equipped with several elasticity posts.
8. as the assembly apparatus of claim 7 a described power transistor assembly and heating panel, it is characterized in that described each elasticity post the bottom overhead one elastic parts, make this elasticity post have an elastic force upwards by this elastic parts.
9. as the assembly apparatus of claim 1 a described power transistor assembly and heating panel, it is characterized in that described first apparatus is to be fixed on a workbench or other assembly platform.
10. as the assembly apparatus of claim 1 a described power transistor assembly and heating panel, it is characterized in that described second apparatus has protruded out one at the front end face that is intended for first apparatus and protruded out plate, with when the locking operation of described heating panel and power transistor, utilize this to protrude out plate and make this heating panel be subjected to the compacting location.
11. as the assembly apparatus of claim 1 a described power transistor assembly and heating panel, it is characterized in that described second apparatus in its back-end face be provided with an operating handle.
12. the assembly apparatus of power transistor assembly and heating panel, it is characterized in that described assembly apparatus includes one first apparatus and can be involutory in second apparatus of this first apparatus, in order to several power transistor assemblies are assembled in the precalculated position of a heating panel, wherein this first apparatus includes:
The ccontaining recess of several power transistors, the compartment of terrain row are put on this first apparatus, in order to power transistor assembly ccontaining to be assembled;
One heating panel location notch seat is arranged on the adjacent position of the ccontaining recess of this power transistor, is positioned on this first apparatus in order to the heating panel that this is to be assembled;
A plural number reference column is configured in the ccontaining recess of this power transistor one by one, and up protrudes out a suitable height, and top, bottom system one elastic parts of each reference column is with the location pilum when assembling as this heating panel and each power transistor.
13. assembly apparatus as claim 12 a described power transistor assembly and heating panel, it is characterized in that described this first apparatus includes a guide mechanism, it is involutory in this first apparatus or passed away from this first apparatus that the guiding by this guide mechanism can be passed this second apparatus.
14. the assembly apparatus as claim 13 a described power transistor assembly and heating panel is characterized in that described guide mechanism includes:
One sliding platform is put the front-end edge at the described first apparatus face;
At least one guide rod that extends in horizontal direction put the front-end edge at this first apparatus;
Cooperate the corresponding guide hole of second apparatus by this sliding platform, guide rod, and it is involutory in this first apparatus or passed away from this first apparatus that this second apparatus is passed slippingly.
15., it is characterized in that the sliding platform both sides of described guide mechanism are formed with a vertical guide plate respectively as the assembly apparatus of claim 14 a described power transistor assembly and heating panel.
16. the assembly apparatus as claim 12 a described power transistor assembly and heating panel is characterized in that on the adjacent position of described reference column, more is formed with several elasticity posts.
17. as the assembly apparatus of claim 16 a described power transistor assembly and heating panel, it is characterized in that bottom overhead one elastic parts of described each elasticity post, utilize this elastic parts to make this elasticity post have an elastic force upwards.
18., it is characterized in that described first apparatus is to be fixed on a workbench or other assembly platform as the assembly apparatus of claim 12 a described power transistor assembly and heating panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02231242 CN2552165Y (en) | 2002-04-30 | 2002-04-30 | Appliance for assembling power transistor assembly and radiating fins |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02231242 CN2552165Y (en) | 2002-04-30 | 2002-04-30 | Appliance for assembling power transistor assembly and radiating fins |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2552165Y true CN2552165Y (en) | 2003-05-21 |
Family
ID=33707016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02231242 Expired - Fee Related CN2552165Y (en) | 2002-04-30 | 2002-04-30 | Appliance for assembling power transistor assembly and radiating fins |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2552165Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100407386C (en) * | 2006-10-17 | 2008-07-30 | 杭州电子科技大学 | Method for improving radiating performance of gallium nitride power transistor |
-
2002
- 2002-04-30 CN CN 02231242 patent/CN2552165Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100407386C (en) * | 2006-10-17 | 2008-07-30 | 杭州电子科技大学 | Method for improving radiating performance of gallium nitride power transistor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69519597T2 (en) | Carrier for computer hard drive or the like | |
| CN1024982C (en) | Grounding apparatus for rail-mounted devices employed in computer | |
| US6343011B1 (en) | Screwless wind conduit positioning device | |
| CN1052745A (en) | The casing equipment of usefulness is respectively installed in clamping in the computing machine | |
| DE102012211587B4 (en) | Mass spectrometers with precisely aligned ion optics assemblies | |
| US6062301A (en) | Knockdown CPU heat dissipater | |
| US7085131B2 (en) | Fastening device for data storage devices | |
| CN1051449A (en) | Reduce the device of electromagnetic radiation from computer | |
| US6722418B2 (en) | Heat sink assembly with guiding vanes | |
| EP2562663A3 (en) | Parent-child query indexing for XML databases | |
| CN2552165Y (en) | Appliance for assembling power transistor assembly and radiating fins | |
| CN2807480Y (en) | Radiating module | |
| CN1573649A (en) | Computer | |
| CN1509885A (en) | Band printer | |
| CN1452788A (en) | Semiconductor device and its mfg. method | |
| CN218602905U (en) | Semiconductor laser assembly | |
| US12031805B1 (en) | Ammunition trays and methods | |
| CN2607615Y (en) | Fastener | |
| DE102017221613A1 (en) | Method and device for mounting a microprocessor device | |
| CN2694356Y (en) | Heat sink | |
| US20130134845A1 (en) | Mounting apparatus for data storage device | |
| CN216803102U (en) | Floating type positioning device | |
| CN2760651Y (en) | Hard disk fixing structure (1) | |
| CN221668260U (en) | Reinforced structure of computer motherboard | |
| CN218965551U (en) | Cutting jig |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20030521 |